diff options
author | Gernot Ziegler <gz@lysator.liu.se> | 2003-10-28 18:54:20 +0000 |
---|---|---|
committer | Gernot Ziegler <gz@lysator.liu.se> | 2003-10-28 18:54:20 +0000 |
commit | 8d8a2b7939502b86a22e0ec00eecbc2298dcfac0 (patch) | |
tree | 5adc5672ce819f149c3635fd727179c8e723df42 /sys | |
parent | 61a739d5fed74d9ab041ee6aafc83f2075585db3 (diff) | |
download | gst-plugins-bad-8d8a2b7939502b86a22e0ec00eecbc2298dcfac0.tar.gz gst-plugins-bad-8d8a2b7939502b86a22e0ec00eecbc2298dcfac0.tar.bz2 gst-plugins-bad-8d8a2b7939502b86a22e0ec00eecbc2298dcfac0.zip |
welcome to glsink for 0.7.x :)
Original commit message from CVS:
welcome to glsink for 0.7.x :)
Diffstat (limited to 'sys')
-rw-r--r-- | sys/glsink/ARB_multitexture.h | 309 | ||||
-rw-r--r-- | sys/glsink/EXT_paletted_texture.h | 142 | ||||
-rw-r--r-- | sys/glsink/Makefile.am | 10 | ||||
-rw-r--r-- | sys/glsink/NV_register_combiners.h | 218 | ||||
-rw-r--r-- | sys/glsink/gstgl_nvimage.c | 404 | ||||
-rw-r--r-- | sys/glsink/gstgl_pdrimage.c | 396 | ||||
-rw-r--r-- | sys/glsink/gstgl_rgbimage.c | 388 | ||||
-rw-r--r-- | sys/glsink/gstglsink.c | 723 | ||||
-rw-r--r-- | sys/glsink/gstglsink.h | 96 | ||||
-rw-r--r-- | sys/glsink/gstglxwindow.c | 241 | ||||
-rw-r--r-- | sys/glsink/regcomb_yuvrgb.c | 349 |
11 files changed, 3276 insertions, 0 deletions
diff --git a/sys/glsink/ARB_multitexture.h b/sys/glsink/ARB_multitexture.h new file mode 100644 index 00000000..af6de323 --- /dev/null +++ b/sys/glsink/ARB_multitexture.h @@ -0,0 +1,309 @@ +/*************************************************************
+ * *
+ * file : ARB_multitexture.h *
+ * author: Jens Schneider *
+ * date : 01.Mar.2001-10.Jul.2001 *
+ * e-mail: jens@glHint.de *
+ * *
+ * version 1.0ß *
+ * *
+ *************************************************************/
+
+#ifndef __ARB_MULTITEXTURE_H_
+#define __ARB_MULTITEXTURE_H_
+
+/*
+ * GLOBAL SWITCHES - enable/disable advanced features of this header
+ *
+ */
+#define ARB_MULTITEXTURE_INITIALIZE 1 // enable generic init-routines
+#ifndef _WIN32
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)
+#define WIN32_LEAN_AND_MEAN 1
+#include <windows.h>
+#endif
+
+#ifndef APIENTRY
+#define APIENTRY
+#endif
+
+
+// Header file version number, required by OpenGL ABI for Linux
+//#define GL_GLEXT_VERSION 7
+
+
+/*
+ * NEW TOKENS TO OPENGL 1.2.1
+ *
+ */
+#ifndef GL_ARB_multitexture
+#define GL_TEXTURE0_ARB 0x84C0
+#define GL_TEXTURE1_ARB 0x84C1
+#define GL_TEXTURE2_ARB 0x84C2
+#define GL_TEXTURE3_ARB 0x84C3
+#define GL_TEXTURE4_ARB 0x84C4
+#define GL_TEXTURE5_ARB 0x84C5
+#define GL_TEXTURE6_ARB 0x84C6
+#define GL_TEXTURE7_ARB 0x84C7
+#define GL_TEXTURE8_ARB 0x84C8
+#define GL_TEXTURE9_ARB 0x84C9
+#define GL_TEXTURE10_ARB 0x84CA
+#define GL_TEXTURE11_ARB 0x84CB
+#define GL_TEXTURE12_ARB 0x84CC
+#define GL_TEXTURE13_ARB 0x84CD
+#define GL_TEXTURE14_ARB 0x84CE
+#define GL_TEXTURE15_ARB 0x84CF
+#define GL_TEXTURE16_ARB 0x84D0
+#define GL_TEXTURE17_ARB 0x84D1
+#define GL_TEXTURE18_ARB 0x84D2
+#define GL_TEXTURE19_ARB 0x84D3
+#define GL_TEXTURE20_ARB 0x84D4
+#define GL_TEXTURE21_ARB 0x84D5
+#define GL_TEXTURE22_ARB 0x84D6
+#define GL_TEXTURE23_ARB 0x84D7
+#define GL_TEXTURE24_ARB 0x84D8
+#define GL_TEXTURE25_ARB 0x84D9
+#define GL_TEXTURE26_ARB 0x84DA
+#define GL_TEXTURE27_ARB 0x84DB
+#define GL_TEXTURE28_ARB 0x84DC
+#define GL_TEXTURE29_ARB 0x84DD
+#define GL_TEXTURE30_ARB 0x84DE
+#define GL_TEXTURE31_ARB 0x84DF
+#define GL_ACTIVE_TEXTURE_ARB 0x84E0
+#define GL_CLIENT_ACTIVE_TEXTURE_ARB 0x84E1
+#define GL_MAX_TEXTURE_UNITS_ARB 0x84E2
+#define GL_ARB_multitexture 1
+#endif
+
+#ifndef _WIN32
+#ifdef GL_GLEXT_PROTOTYPES
+extern void APIENTRY glActiveTextureARB (GLenum);
+extern void APIENTRY glClientActiveTextureARB (GLenum);
+extern void APIENTRY glMultiTexCoord1dARB (GLenum, GLdouble);
+extern void APIENTRY glMultiTexCoord1dvARB (GLenum, const GLdouble *);
+extern void APIENTRY glMultiTexCoord1fARB (GLenum, GLfloat);
+extern void APIENTRY glMultiTexCoord1fvARB (GLenum, const GLfloat *);
+extern void APIENTRY glMultiTexCoord1iARB (GLenum, GLint);
+extern void APIENTRY glMultiTexCoord1ivARB (GLenum, const GLint *);
+extern void APIENTRY glMultiTexCoord1sARB (GLenum, GLshort);
+extern void APIENTRY glMultiTexCoord1svARB (GLenum, const GLshort *);
+extern void APIENTRY glMultiTexCoord2dARB (GLenum, GLdouble, GLdouble);
+extern void APIENTRY glMultiTexCoord2dvARB (GLenum, const GLdouble *);
+extern void APIENTRY glMultiTexCoord2fARB (GLenum, GLfloat, GLfloat);
+extern void APIENTRY glMultiTexCoord2fvARB (GLenum, const GLfloat *);
+extern void APIENTRY glMultiTexCoord2iARB (GLenum, GLint, GLint);
+extern void APIENTRY glMultiTexCoord2ivARB (GLenum, const GLint *);
+extern void APIENTRY glMultiTexCoord2sARB (GLenum, GLshort, GLshort);
+extern void APIENTRY glMultiTexCoord2svARB (GLenum, const GLshort *);
+extern void APIENTRY glMultiTexCoord3dARB (GLenum, GLdouble, GLdouble, GLdouble);
+extern void APIENTRY glMultiTexCoord3dvARB (GLenum, const GLdouble *);
+extern void APIENTRY glMultiTexCoord3fARB (GLenum, GLfloat, GLfloat, GLfloat);
+extern void APIENTRY glMultiTexCoord3fvARB (GLenum, const GLfloat *);
+extern void APIENTRY glMultiTexCoord3iARB (GLenum, GLint, GLint, GLint);
+extern void APIENTRY glMultiTexCoord3ivARB (GLenum, const GLint *);
+extern void APIENTRY glMultiTexCoord3sARB (GLenum, GLshort, GLshort, GLshort);
+extern void APIENTRY glMultiTexCoord3svARB (GLenum, const GLshort *);
+extern void APIENTRY glMultiTexCoord4dARB (GLenum, GLdouble, GLdouble, GLdouble, GLdouble);
+extern void APIENTRY glMultiTexCoord4dvARB (GLenum, const GLdouble *);
+extern void APIENTRY glMultiTexCoord4fARB (GLenum, GLfloat, GLfloat, GLfloat, GLfloat);
+extern void APIENTRY glMultiTexCoord4fvARB (GLenum, const GLfloat *);
+extern void APIENTRY glMultiTexCoord4iARB (GLenum, GLint, GLint, GLint, GLint);
+extern void APIENTRY glMultiTexCoord4ivARB (GLenum, const GLint *);
+extern void APIENTRY glMultiTexCoord4sARB (GLenum, GLshort, GLshort, GLshort, GLshort);
+extern void APIENTRY glMultiTexCoord4svARB (GLenum, const GLshort *);
+#endif // GL_GLEXT_PROTOTYPES
+#else // not _WIN32
+typedef void (APIENTRY * PFNGLACTIVETEXTUREARBPROC) (GLenum texture);
+typedef void (APIENTRY * PFNGLCLIENTACTIVETEXTUREARBPROC) (GLenum texture);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1DARBPROC) (GLenum target, GLdouble s);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1DVARBPROC) (GLenum target, const GLdouble *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1FARBPROC) (GLenum target, GLfloat s);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1FVARBPROC) (GLenum target, const GLfloat *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1IARBPROC) (GLenum target, GLint s);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1IVARBPROC) (GLenum target, const GLint *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1SARBPROC) (GLenum target, GLshort s);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD1SVARBPROC) (GLenum target, const GLshort *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2DARBPROC) (GLenum target, GLdouble s, GLdouble t);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2DVARBPROC) (GLenum target, const GLdouble *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2FARBPROC) (GLenum target, GLfloat s, GLfloat t);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2FVARBPROC) (GLenum target, const GLfloat *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2IARBPROC) (GLenum target, GLint s, GLint t);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2IVARBPROC) (GLenum target, const GLint *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2SARBPROC) (GLenum target, GLshort s, GLshort t);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD2SVARBPROC) (GLenum target, const GLshort *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3DARBPROC) (GLenum target, GLdouble s, GLdouble t, GLdouble r);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3DVARBPROC) (GLenum target, const GLdouble *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3FARBPROC) (GLenum target, GLfloat s, GLfloat t, GLfloat r);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3FVARBPROC) (GLenum target, const GLfloat *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3IARBPROC) (GLenum target, GLint s, GLint t, GLint r);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3IVARBPROC) (GLenum target, const GLint *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3SARBPROC) (GLenum target, GLshort s, GLshort t, GLshort r);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD3SVARBPROC) (GLenum target, const GLshort *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4DARBPROC) (GLenum target, GLdouble s, GLdouble t, GLdouble r, GLdouble q);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4DVARBPROC) (GLenum target, const GLdouble *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4FARBPROC) (GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4FVARBPROC) (GLenum target, const GLfloat *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4IARBPROC) (GLenum target, GLint s, GLint t, GLint r, GLint q);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4IVARBPROC) (GLenum target, const GLint *v);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4SARBPROC) (GLenum target, GLshort s, GLshort t, GLshort r, GLshort q);
+typedef void (APIENTRY * PFNGLMULTITEXCOORD4SVARBPROC) (GLenum target, const GLshort *v);
+#endif // _WIN32
+
+#ifdef ARB_MULTITEXTURE_INITIALIZE
+#include<string.h> // string manipulation for runtime-check
+
+#ifdef _WIN32
+PFNGLACTIVETEXTUREARBPROC glActiveTextureARB = NULL;
+PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB = NULL;
+PFNGLMULTITEXCOORD1DARBPROC glMultiTexCoord1dARB = NULL;
+PFNGLMULTITEXCOORD1DVARBPROC glMultiTexCoord1dvARB = NULL;
+PFNGLMULTITEXCOORD1FARBPROC glMultiTexCoord1fARB = NULL;
+PFNGLMULTITEXCOORD1FVARBPROC glMultiTexCoord1fvARB = NULL;
+PFNGLMULTITEXCOORD1IARBPROC glMultiTexCoord1iARB = NULL;
+PFNGLMULTITEXCOORD1IVARBPROC glMultiTexCoord1ivARB = NULL;
+PFNGLMULTITEXCOORD1SARBPROC glMultiTexCoord1sARB = NULL;
+PFNGLMULTITEXCOORD1SVARBPROC glMultiTexCoord1svARB = NULL;
+PFNGLMULTITEXCOORD2DARBPROC glMultiTexCoord2dARB = NULL;
+PFNGLMULTITEXCOORD2DVARBPROC glMultiTexCoord2dvARB = NULL;
+PFNGLMULTITEXCOORD2FARBPROC glMultiTexCoord2fARB = NULL;
+PFNGLMULTITEXCOORD2FVARBPROC glMultiTexCoord2fvARB = NULL;
+PFNGLMULTITEXCOORD2IARBPROC glMultiTexCoord2iARB = NULL;
+PFNGLMULTITEXCOORD2IVARBPROC glMultiTexCoord2ivARB = NULL;
+PFNGLMULTITEXCOORD2SARBPROC glMultiTexCoord2sARB = NULL;
+PFNGLMULTITEXCOORD2SVARBPROC glMultiTexCoord2svARB = NULL;
+PFNGLMULTITEXCOORD3DARBPROC glMultiTexCoord3dARB = NULL;
+PFNGLMULTITEXCOORD3DVARBPROC glMultiTexCoord3dvARB = NULL;
+PFNGLMULTITEXCOORD3FARBPROC glMultiTexCoord3fARB = NULL;
+PFNGLMULTITEXCOORD3FVARBPROC glMultiTexCoord3fvARB = NULL;
+PFNGLMULTITEXCOORD3IARBPROC glMultiTexCoord3iARB = NULL;
+PFNGLMULTITEXCOORD3IVARBPROC glMultiTexCoord3ivARB = NULL;
+PFNGLMULTITEXCOORD3SARBPROC glMultiTexCoord3sARB = NULL;
+PFNGLMULTITEXCOORD3SVARBPROC glMultiTexCoord3svARB = NULL;
+PFNGLMULTITEXCOORD4DARBPROC glMultiTexCoord4dARB = NULL;
+PFNGLMULTITEXCOORD4DVARBPROC glMultiTexCoord4dvARB = NULL;
+PFNGLMULTITEXCOORD4FARBPROC glMultiTexCoord4fARB = NULL;
+PFNGLMULTITEXCOORD4FVARBPROC glMultiTexCoord4fvARB = NULL;
+PFNGLMULTITEXCOORD4IARBPROC glMultiTexCoord4iARB = NULL;
+PFNGLMULTITEXCOORD4IVARBPROC glMultiTexCoord4ivARB = NULL;
+PFNGLMULTITEXCOORD4SARBPROC glMultiTexCoord4sARB = NULL;
+PFNGLMULTITEXCOORD4SVARBPROC glMultiTexCoord4svARB = NULL;
+#endif // _WIN32
+
+int CheckForARBMultitextureSupport(void) {
+ const char search[]="GL_ARB_multitexture";
+ int i, pos=0;
+ int maxpos=strlen(search)-1;
+ char extensions[10000];
+ strcpy(extensions,(const char *)glGetString(GL_EXTENSIONS));
+ int len=strlen(extensions);
+ for ( i=0; i<len; i++) {
+ if ((i==0) || ((i>1) && extensions[i-1]==' ')) {
+ pos=0;
+ while(extensions[i]!=' ') {
+ if (extensions[i]==search[pos]) pos++;
+ if ((pos>maxpos) && extensions[i+1]==' ') {
+ //if (debug)
+ {
+ //fprintf(stderr, search);
+ //fprintf(stderr, " supported.\n");
+ }
+ return 1;
+ }
+ ++i;
+ }
+ }
+ }
+ //printf(search);
+ //printf(" not supported.\n");
+ return 0;
+}
+
+int GL_ARB_multitexture_Init(void) {
+ if (!CheckForARBMultitextureSupport()) return 0;
+#ifdef _WIN32
+ glActiveTextureARB = (PFNGLACTIVETEXTUREARBPROC) wglGetProcAddress("glActiveTextureARB");
+ if (glActiveTextureARB==NULL) {fprintf(stderr,"glActiveTextureARB not found.\n"); return 0; }
+ glClientActiveTextureARB = (PFNGLCLIENTACTIVETEXTUREARBPROC) wglGetProcAddress("glClientActiveTextureARB");
+ if (glClientActiveTextureARB==NULL) {fprintf(stderr,"glClientActiveTextureARB not found.\n"); return 0; }
+ glMultiTexCoord1dARB = (PFNGLMULTITEXCOORD1DARBPROC) wglGetProcAddress("glMultiTexCoord1dARB");
+ if (glMultiTexCoord1dARB==NULL) {fprintf(stderr,"glMultiTexCoord1dARB not found.\n"); return 0; }
+ glMultiTexCoord1dvARB = (PFNGLMULTITEXCOORD1DVARBPROC) wglGetProcAddress("glMultiTexCoord1dvARB");
+ if (glMultiTexCoord1dvARB==NULL) {fprintf(stderr,"glMultiTexCoord1dAvRB not found.\n"); return 0; }
+ glMultiTexCoord1fARB = (PFNGLMULTITEXCOORD1FARBPROC) wglGetProcAddress("glMultiTexCoord1fARB");
+ if (glMultiTexCoord1fARB==NULL) {fprintf(stderr,"glMultiTexCoord1fARB not found.\n"); return 0; }
+ glMultiTexCoord1fvARB = (PFNGLMULTITEXCOORD1FVARBPROC) wglGetProcAddress("glMultiTexCoord1fvARB");
+ if (glMultiTexCoord1fvARB==NULL) {fprintf(stderr,"glMultiTexCoord1fvARB not found.\n"); return 0; }
+ glMultiTexCoord1iARB = (PFNGLMULTITEXCOORD1IARBPROC) wglGetProcAddress("glMultiTexCoord1iARB");
+ if (glMultiTexCoord1iARB==NULL) {fprintf(stderr,"glMultiTexCoord1iARB not found.\n"); return 0; }
+ glMultiTexCoord1ivARB = (PFNGLMULTITEXCOORD1IVARBPROC) wglGetProcAddress("glMultiTexCoord1ivARB");
+ if (glMultiTexCoord1ivARB==NULL) {fprintf(stderr,"glMultiTexCoord1ivARB not found.\n"); return 0; }
+ glMultiTexCoord1sARB = (PFNGLMULTITEXCOORD1SARBPROC) wglGetProcAddress("glMultiTexCoord1sARB");
+ if (glMultiTexCoord1sARB==NULL) {fprintf(stderr,"glMultiTexCoord1sARB not found.\n"); return 0; }
+ glMultiTexCoord1svARB = (PFNGLMULTITEXCOORD1SVARBPROC) wglGetProcAddress("glMultiTexCoord1svARB");
+ if (glMultiTexCoord1svARB==NULL) {fprintf(stderr,"glMultiTexCoord1svARB not found.\n"); return 0; }
+ glMultiTexCoord2dARB = (PFNGLMULTITEXCOORD2DARBPROC) wglGetProcAddress("glMultiTexCoord2dARB");
+ if (glMultiTexCoord2dARB==NULL) {fprintf(stderr,"glMultiTexCoord2dARB not found.\n"); return 0; }
+ glMultiTexCoord2dvARB = (PFNGLMULTITEXCOORD2DVARBPROC) wglGetProcAddress("glMultiTexCoord2dvARB");
+ if (glMultiTexCoord2dvARB==NULL) {fprintf(stderr,"glMultiTexCoord2dAvRB not found.\n"); return 0; }
+ glMultiTexCoord2fARB = (PFNGLMULTITEXCOORD2FARBPROC) wglGetProcAddress("glMultiTexCoord2fARB");
+ if (glMultiTexCoord2fARB==NULL) {fprintf(stderr,"glMultiTexCoord2fARB not found.\n"); return 0; }
+ glMultiTexCoord2fvARB = (PFNGLMULTITEXCOORD2FVARBPROC) wglGetProcAddress("glMultiTexCoord2fvARB");
+ if (glMultiTexCoord2fvARB==NULL) {fprintf(stderr,"glMultiTexCoord2fvARB not found.\n"); return 0; }
+ glMultiTexCoord2iARB = (PFNGLMULTITEXCOORD2IARBPROC) wglGetProcAddress("glMultiTexCoord2iARB");
+ if (glMultiTexCoord2iARB==NULL) {fprintf(stderr,"glMultiTexCoord2iARB not found.\n"); return 0; }
+ glMultiTexCoord2ivARB = (PFNGLMULTITEXCOORD2IVARBPROC) wglGetProcAddress("glMultiTexCoord2ivARB");
+ if (glMultiTexCoord2ivARB==NULL) {fprintf(stderr,"glMultiTexCoord2ivARB not found.\n"); return 0; }
+ glMultiTexCoord2sARB = (PFNGLMULTITEXCOORD2SARBPROC) wglGetProcAddress("glMultiTexCoord2sARB");
+ if (glMultiTexCoord2sARB==NULL) {fprintf(stderr,"glMultiTexCoord2sARB not found.\n"); return 0; }
+ glMultiTexCoord2svARB = (PFNGLMULTITEXCOORD2SVARBPROC) wglGetProcAddress("glMultiTexCoord2svARB");
+ if (glMultiTexCoord2svARB==NULL) {fprintf(stderr,"glMultiTexCoord2svARB not found.\n"); return 0; }
+ glMultiTexCoord3dARB = (PFNGLMULTITEXCOORD3DARBPROC) wglGetProcAddress("glMultiTexCoord3dARB");
+ if (glMultiTexCoord3dARB==NULL) {fprintf(stderr,"glMultiTexCoord3dARB not found.\n"); return 0; }
+ glMultiTexCoord3dvARB = (PFNGLMULTITEXCOORD3DVARBPROC) wglGetProcAddress("glMultiTexCoord3dvARB");
+ if (glMultiTexCoord3dvARB==NULL) {fprintf(stderr,"glMultiTexCoord3dAvRB not found.\n"); return 0; }
+ glMultiTexCoord3fARB = (PFNGLMULTITEXCOORD3FARBPROC) wglGetProcAddress("glMultiTexCoord3fARB");
+ if (glMultiTexCoord3fARB==NULL) {fprintf(stderr,"glMultiTexCoord3fARB not found.\n"); return 0; }
+ glMultiTexCoord3fvARB = (PFNGLMULTITEXCOORD3FVARBPROC) wglGetProcAddress("glMultiTexCoord3fvARB");
+ if (glMultiTexCoord3fvARB==NULL) {fprintf(stderr,"glMultiTexCoord3fvARB not found.\n"); return 0; }
+ glMultiTexCoord3iARB = (PFNGLMULTITEXCOORD3IARBPROC) wglGetProcAddress("glMultiTexCoord3iARB");
+ if (glMultiTexCoord3iARB==NULL) {fprintf(stderr,"glMultiTexCoord3iARB not found.\n"); return 0; }
+ glMultiTexCoord3ivARB = (PFNGLMULTITEXCOORD3IVARBPROC) wglGetProcAddress("glMultiTexCoord3ivARB");
+ if (glMultiTexCoord3ivARB==NULL) {fprintf(stderr,"glMultiTexCoord3ivARB not found.\n"); return 0; }
+ glMultiTexCoord3sARB = (PFNGLMULTITEXCOORD3SARBPROC) wglGetProcAddress("glMultiTexCoord3sARB");
+ if (glMultiTexCoord3sARB==NULL) {fprintf(stderr,"glMultiTexCoord3sARB not found.\n"); return 0; }
+ glMultiTexCoord3svARB = (PFNGLMULTITEXCOORD3SVARBPROC) wglGetProcAddress("glMultiTexCoord3svARB");
+ if (glMultiTexCoord3svARB==NULL) {fprintf(stderr,"glMultiTexCoord3svARB not found.\n"); return 0; }
+ glMultiTexCoord4dARB = (PFNGLMULTITEXCOORD4DARBPROC) wglGetProcAddress("glMultiTexCoord4dARB");
+ if (glMultiTexCoord4dARB==NULL) {fprintf(stderr,"glMultiTexCoord4dARB not found.\n"); return 0; }
+ glMultiTexCoord4dvARB = (PFNGLMULTITEXCOORD4DVARBPROC) wglGetProcAddress("glMultiTexCoord4dvARB");
+ if (glMultiTexCoord4dvARB==NULL) {fprintf(stderr,"glMultiTexCoord4dAvRB not found.\n"); return 0; }
+ glMultiTexCoord4fARB = (PFNGLMULTITEXCOORD4FARBPROC) wglGetProcAddress("glMultiTexCoord4fARB");
+ if (glMultiTexCoord4fARB==NULL) {fprintf(stderr,"glMultiTexCoord4fARB not found.\n"); return 0; }
+ glMultiTexCoord4fvARB = (PFNGLMULTITEXCOORD4FVARBPROC) wglGetProcAddress("glMultiTexCoord4fvARB");
+ if (glMultiTexCoord4fvARB==NULL) {fprintf(stderr,"glMultiTexCoord4fvARB not found.\n"); return 0; }
+ glMultiTexCoord4iARB = (PFNGLMULTITEXCOORD4IARBPROC) wglGetProcAddress("glMultiTexCoord4iARB");
+ if (glMultiTexCoord4iARB==NULL) {fprintf(stderr,"glMultiTexCoord4iARB not found.\n"); return 0; }
+ glMultiTexCoord4ivARB = (PFNGLMULTITEXCOORD4IVARBPROC) wglGetProcAddress("glMultiTexCoord4ivARB");
+ if (glMultiTexCoord4ivARB==NULL) {fprintf(stderr,"glMultiTexCoord4ivARB not found.\n"); return 0; }
+ glMultiTexCoord4sARB = (PFNGLMULTITEXCOORD4SARBPROC) wglGetProcAddress("glMultiTexCoord4sARB");
+ if (glMultiTexCoord4sARB==NULL) {fprintf(stderr,"glMultiTexCoord4sARB not found.\n"); return 0; }
+ glMultiTexCoord4svARB = (PFNGLMULTITEXCOORD4SVARBPROC) wglGetProcAddress("glMultiTexCoord4svARB");
+ if (glMultiTexCoord4svARB==NULL) {fprintf(stderr,"glMultiTexCoord4svARB not found.\n"); return 0; }
+#endif // _WIN32
+ return 1;
+}
+
+#endif // ARB_MULTITEXTURE_INITIALIZE
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // not __ARB_MULTITEXTURE_H_
diff --git a/sys/glsink/EXT_paletted_texture.h b/sys/glsink/EXT_paletted_texture.h new file mode 100644 index 00000000..37e9a9bf --- /dev/null +++ b/sys/glsink/EXT_paletted_texture.h @@ -0,0 +1,142 @@ +/*************************************************************
+ * *
+ * file : EXT_paletted_texture.h *
+ * author: Jens Schneider *
+ * date : 14.Mar.2001-10.Jul.2001 *
+ * e-mail: jens@glHint.de *
+ * *
+ * version 1.0ß *
+ * *
+ *************************************************************/
+
+#ifndef __EXT_paletted_texture_H_
+#define __EXT_paletted_texture_H_
+
+/*
+ * GLOBAL SWITCHES - enable/disable advanced features of this header
+ *
+ */
+#define EXT_PALETTED_TEXTURE_INITIALIZE 1 // enable generic init-routines
+#ifndef _WIN32
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)
+#define WIN32_LEAN_AND_MEAN 1
+#include <windows.h>
+#endif
+
+#ifndef APIENTRY
+#define APIENTRY
+#endif
+
+
+// Header file version number, required by OpenGL ABI for Linux
+//#define GL_GLEXT_VERSION 7
+
+
+/*
+ * NEW TOKENS TO OPENGL 1.2.1
+ *
+ */
+#ifndef GL_EXT_paletted_texture
+#define GL_COLOR_INDEX1_EXT 0x80E2
+#define GL_COLOR_INDEX2_EXT 0x80E3
+#define GL_COLOR_INDEX4_EXT 0x80E4
+#define GL_COLOR_INDEX8_EXT 0x80E5
+#define GL_COLOR_INDEX12_EXT 0x80E6
+#define GL_COLOR_INDEX16_EXT 0x80E7
+#define GL_COLOR_TABLE_FORMAT_EXT 0x80D8
+#define GL_COLOR_TABLE_WIDTH_EXT 0x80D9
+#define GL_COLOR_TABLE_RED_SIZE_EXT 0x80DA
+#define GL_COLOR_TABLE_GREEN_SIZE_EXT 0x80DB
+#define GL_COLOR_TABLE_BLUE_SIZE_EXT 0x80DC
+#define GL_COLOR_TABLE_ALPHA_SIZE_EXT 0x80DD
+#define GL_COLOR_TABLE_LUMINANCE_SIZE_EXT 0x80DE
+#define GL_COLOR_TABLE_INTENSITY_SIZE_EXT 0x80DF
+#define GL_TEXTURE_INDEX_SIZE_EXT 0x80ED
+#define GL_EXT_paletted_texture 1
+#endif
+
+#ifndef _WIN32
+#ifdef GL_GLEXT_PROTOTYPES
+extern void APIENTRY glColorTableEXT (GLenum, GLenum, GLsizei, GLenum, GLenum, const GLvoid *);
+extern void APIENTRY glColorSubTableEXT(GLenum, GLsizei, GLsizei, GLenum, GLenum, const GLvoid *);
+extern void APIENTRY glGetColorTableEXT(GLenum, GLenum, GLenum, GLvoid *);
+extern void APIENTRY glGetColorTableParameterivEXT(GLenum, GLenum, GLint *);
+extern void APIENTRY glGetColorTableParameterfvEXT(GLenum, GLenum, GLfloat *);
+#endif // GL_GLEXT_PROTOTYPES
+#else // _WIN32
+typedef void (APIENTRY * PFNGLCOLORTABLEEXTPROC) (GLenum target, GLenum internalFormat, GLsizei width, GLenum format, GLenum type, const GLvoid *data);
+typedef void (APIENTRY * PFNGLCOLORSUBTABLEEXTPROC)(GLenum target, GLsizei start, GLsizei count, GLenum format, GLenum type, const GLvoid *data);
+typedef void (APIENTRY * PFNGLGETCOLORTABLEEXTPROC)(GLenum target, GLenum format, GLenum type, GLvoid *data);
+typedef void (APIENTRY * PFNGLGETCOLORTABLEPARAMETERIVEXTPROC)(GLenum target, GLenum pname, GLint *params);
+typedef void (APIENTRY * PFNGLGETCOLORTABLEPARAMETERFVEXTPROC)(GLenum target, GLenum pname, GLfloat *params);
+#endif // not _WIN32
+
+#ifdef EXT_PALETTED_TEXTURE_INITIALIZE
+#include<string.h> // string manipulation for runtime-check
+
+#ifdef _WIN32
+PFNGLCOLORTABLEEXTPROC glColorTableEXT = NULL;
+PFNGLCOLORSUBTABLEEXTPROC glColorSubTableEXT = NULL;
+PFNGLGETCOLORTABLEEXTPROC glGetColorTableEXT = NULL;
+PFNGLGETCOLORTABLEPARAMETERIVEXTPROC glGetColorTableParameterivEXT = NULL;
+PFNGLGETCOLORTABLEPARAMETERFVEXTPROC glGetColorTableParameterfvEXT = NULL;
+#endif // _WIN32
+
+int CheckForEXTPalettedTextureSupport(void) {
+ const char search[]="GL_EXT_paletted_texture";
+ int i, pos=0;
+ int maxpos=strlen(search)-1;
+ char extensions[10000];
+ strcpy(extensions,(const char *)glGetString(GL_EXTENSIONS));
+ int len=strlen(extensions);
+ for (i=0; i<len; i++) {
+ if ((i==0) || ((i>1) && extensions[i-1]==' ')) {
+ pos=0;
+ while(extensions[i]!=' ') {
+ if (extensions[i]==search[pos]) pos++;
+ if ((pos>maxpos) && extensions[i+1]==' ') {
+ //printf(search);
+ //printf(" supported.\n");
+ return 1;
+ }
+ i++;
+ }
+ }
+ }
+ //printf(search);
+ //printf(" not supported.\n");
+ return 0;
+}
+
+int GL_EXT_paletted_texture_Init(void) {
+ if (!CheckForEXTPalettedTextureSupport()) return 0;
+
+#ifdef _WIN32
+ glColorTableEXT = (PFNGLCOLORTABLEEXTPROC) wglGetProcAddress("glColorTableEXT");
+ if (glColorTableEXT==NULL) {fprintf(stderr,"glColorTableEXT not found.\n"); return 0;}
+ glColorSubTableEXT = (PFNGLCOLORSUBTABLEEXTPROC) wglGetProcAddress("glColorSubTableEXT");
+ if (glColorSubTableEXT==NULL) {fprintf(stderr,"glColorSubTableEXT not found.\n"); return 0;}
+ glGetColorTableEXT = (PFNGLGETCOLORTABLEEXTPROC) wglGetProcAddress("glGetColorTableEXT");
+ if (glGetColorTableEXT==NULL) {fprintf(stderr,"glGetColorTableEXT not found.\n"); return 0;}
+ glGetColorTableParameterivEXT = (PFNGLGETCOLORTABLEPARAMETERIVEXTPROC) wglGetProcAddress("glGetColorTableParameterivEXT");
+ if (glGetColorTableParameterivEXT==NULL) {fprintf(stderr,"glGetColorTableParameterivEXT not found.\n"); return 0;}
+ glGetColorTableParameterfvEXT = (PFNGLGETCOLORTABLEPARAMETERFVEXTPROC) wglGetProcAddress("glGetColorTableParameterfvEXT");
+ if (glGetColorTableParameterfvEXT==NULL) {fprintf(stderr,"glGetColorTableParameterfvEXT not found.\n"); return 0;}
+#endif // _WIN32
+ return 1;
+}
+
+#endif // EXT_PALETTED_TEXTURE_INITIALIZE
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // not __EXT_PALETTED_TEXTURE_H_
diff --git a/sys/glsink/Makefile.am b/sys/glsink/Makefile.am new file mode 100644 index 00000000..8c7838c8 --- /dev/null +++ b/sys/glsink/Makefile.am @@ -0,0 +1,10 @@ +plugindir = $(libdir)/gstreamer-@GST_MAJORMINOR@ + +plugin_LTLIBRARIES = libgstglsink.la + +libgstglsink_la_SOURCES = gstglsink.c gstglxwindow.c gstgl_rgbimage.c gstgl_nvimage.c +libgstglsink_la_CFLAGS = $(GST_CFLAGS) +libgstglsink_la_LIBADD = $(X_LIBS) $(XVIDEO_LIBS) -lGL -lGLU -lglut +libgstglsink_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) + +noinst_HEADERS = gstglsink.h diff --git a/sys/glsink/NV_register_combiners.h b/sys/glsink/NV_register_combiners.h new file mode 100644 index 00000000..52b74c39 --- /dev/null +++ b/sys/glsink/NV_register_combiners.h @@ -0,0 +1,218 @@ +/*************************************************************
+ * *
+ * file : NV_register_combiners.h *
+ * author: Jens Schneider *
+ * date : 12.Mar.2001-04.Jul.2001 *
+ * e-mail: jens@glHint.de *
+ * *
+ * version 2.0ß *
+ * *
+ *************************************************************/
+
+#ifndef __NV_register_combiners_H_
+#define __NV_register_combiners_H_
+
+/*
+ * GLOBAL SWITCHES - enable/disable advanced features of this header
+ *
+ */
+#define NV_REGISTER_COMBINERS_INITIALIZE 1 // enable generic init-routines
+#ifndef _WIN32
+#define GL_GLEXT_PROTOTYPES 1
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__)
+#define WIN32_LEAN_AND_MEAN 1
+#include <windows.h>
+#endif
+
+#ifndef APIENTRY
+#define APIENTRY
+#endif
+
+
+// Header file version number, required by OpenGL ABI for Linux
+//#define GL_GLEXT_VERSION 7
+
+
+/*
+ * NEW TOKENS TO OPENGL 1.2.1
+ *
+ */
+#ifndef GL_NV_register_combiners
+#define GL_REGISTER_COMBINERS_NV 0x8522
+#define GL_COMBINER0_NV 0x8550
+#define GL_COMBINER1_NV 0x8551
+#define GL_COMBINER2_NV 0x8552
+#define GL_COMBINER3_NV 0x8553
+#define GL_COMBINER4_NV 0x8554
+#define GL_COMBINER5_NV 0x8555
+#define GL_COMBINER6_NV 0x8556
+#define GL_COMBINER7_NV 0x8557
+#define GL_VARIABLE_A_NV 0x8523
+#define GL_VARIABLE_B_NV 0x8524
+#define GL_VARIABLE_C_NV 0x8525
+#define GL_VARIABLE_D_NV 0x8526
+#define GL_VARIABLE_E_NV 0x8527
+#define GL_VARIABLE_F_NV 0x8528
+#define GL_VARIABLE_G_NV 0x8529
+#define GL_CONSTANT_COLOR0_NV 0x852A
+#define GL_CONSTANT_COLOR1_NV 0x852B
+#define GL_PRIMARY_COLOR_NV 0x852C
+#define GL_SECONDARY_COLOR_NV 0x852D
+#define GL_SPARE0_NV 0x852E
+#define GL_SPARE1_NV 0x852F
+#define GL_UNSIGNED_IDENTITY_NV 0x8536
+#define GL_UNSIGNED_INVERT_NV 0x8537
+#define GL_EXPAND_NORMAL_NV 0x8538
+#define GL_EXPAND_NEGATE_NV 0x8539
+#define GL_HALF_BIAS_NORMAL_NV 0x853A
+#define GL_HALF_BIAS_NEGATE_NV 0x853B
+#define GL_SIGNED_IDENTITY_NV 0x853C
+#define GL_SIGNED_NEGATE_NV 0x853D
+#define GL_E_TIMES_F_NV 0x8531
+#define GL_SPARE0_PLUS_SECONDARY_COLOR_NV 0x8532
+#define GL_SCALE_BY_TWO_NV 0x853E
+#define GL_SCALE_BY_FOUR_NV 0x853F
+#define GL_SCALE_BY_ONE_HALF_NV 0x8540
+#define GL_BIAS_BY_NEGATIVE_ONE_HALF_NV 0x8541
+#define GL_DISCARD_NV 0x8530
+#define GL_COMBINER_INPUT_NV 0x8542
+#define GL_COMBINER_MAPPING_NV 0x8543
+#define GL_COMBINER_COMPONENT_USAGE_NV 0x8544
+#define GL_COMBINER_AB_DOT_PRODUCT_NV 0x8545
+#define GL_COMBINER_CD_DOT_PRODUCT_NV 0x8546
+#define GL_COMBINER_MUX_SUM_NV 0x8547
+#define GL_COMBINER_SCALE_NV 0x8548
+#define GL_COMBINER_BIAS_NV 0x8549
+#define GL_COMBINER_AB_OUTPUT_NV 0x854A
+#define GL_COMBINER_CD_OUTPUT_NV 0x854B
+#define GL_COMBINER_SUM_OUTPUT_NV 0x854C
+#define GL_NUM_GENERAL_COMBINERS_NV 0x854E
+#define GL_COLOR_SUM_CLAMP_NV 0x854F
+#define GL_MAX_GENERAL_COMBINERS_NV 0x854D
+#define GL_NV_register_combiners 1
+#endif
+
+#ifndef _WIN32
+#ifdef GL_GLEXT_PROTOTYPES
+extern void APIENTRY glCombinerParameterfvNV(GLenum, const GLfloat *);
+extern void APIENTRY glCombinerParameterivNV(GLenum, const GLint *);
+extern void APIENTRY glCombinerParameterfNV (GLenum, GLfloat);
+extern void APIENTRY glCombinerParameteriNV (GLenum, GLint);
+extern void APIENTRY glCombinerInputNV (GLenum, GLenum, GLenum, GLenum, GLenum, GLenum);
+extern void APIENTRY glCombinerOutputNV (GLenum, GLenum, GLenum, GLenum, GLenum, GLenum, GLenum, GLboolean, GLboolean, GLboolean);
+extern void APIENTRY glFinalCombinerInputNV (GLenum, GLenum, GLenum, GLenum);
+extern void APIENTRY glGetCombinerInputParameterfvNV (GLenum, GLenum, GLenum, GLenum, GLfloat *);
+extern void APIENTRY glGetCombinerInputParameterivNV (GLenum, GLenum, GLenum, GLenum, GLint *);
+extern void APIENTRY glGetCombinerOutputParameterfvNV(GLenum, GLenum, GLenum, GLfloat *);
+extern void APIENTRY glGetCombinerOutputParameterivNV(GLenum, GLenum, GLenum, GLint *);
+extern void APIENTRY glGetFinalCombinerInputParameterfvNV(GLenum, GLenum, GLfloat *);
+extern void APIENTRY glGetFinalCombinerInputParameterivNV(GLenum, GLenum, GLint *);
+#endif // GL_GLEXT_PROTOTYPES
+#else // _WIN32
+typedef void (APIENTRY * PFNGLCOMBINERPARAMETERFVNVPROC) (GLenum pname, const GLfloat *params);
+typedef void (APIENTRY * PFNGLCOMBINERPARAMETERIVNVPROC) (GLenum pname, const GLint *params);
+typedef void (APIENTRY * PFNGLCOMBINERPARAMETERFNVPROC) (GLenum pname, GLfloat param);
+typedef void (APIENTRY * PFNGLCOMBINERPARAMETERINVPROC) (GLenum pname, GLint param);
+typedef void (APIENTRY * PFNGLCOMBINERINPUTNVPROC) (GLenum stage, GLenum portion, GLenum variable, GLenum input, GLenum mapping, GLenum componentUsage);
+typedef void (APIENTRY * PFNGLCOMBINEROUTPUTNVPROC) (GLenum stage, GLenum portion, GLenum abOutput, GLenum cdOutput, GLenum sumOutput, GLenum scale, GLenum bias, GLboolean abDotProduct, GLboolean cdDotProduct, GLboolean muxSum);
+typedef void (APIENTRY * PFNGLFINALCOMBINERINPUTNVPROC) (GLenum variable, GLenum input, GLenum mapping, GLenum componentUsage);
+typedef void (APIENTRY * PFNGLGETCOMBINERINPUTPARAMETERFVNVPROC) (GLenum stage, GLenum portion, GLenum variable, GLenum pname, GLfloat *params);
+typedef void (APIENTRY * PFNGLGETCOMBINERINPUTPARAMETERIVNVPROC) (GLenum stage, GLenum portion, GLenum variable, GLenum pname, GLint *params);
+typedef void (APIENTRY * PFNGLGETCOMBINEROUTPUTPARAMETERFVNVPROC)(GLenum stage, GLenum portion, GLenum pname, GLfloat *params);
+typedef void (APIENTRY * PFNGLGETCOMBINEROUTPUTPARAMETERIVNVPROC)(GLenum stage, GLenum portion, GLenum pname, GLint *params);
+typedef void (APIENTRY * PFNGLGETFINALCOMBINERINPUTPARAMETERFVNVPROC)(GLenum variable, GLenum pname, GLfloat *params);
+typedef void (APIENTRY * PFNGLGETFINALCOMBINERINPUTPARAMETERIVNVPROC)(GLenum variable, GLenum pname, GLint *params);
+#endif // not _WIN32
+
+#ifdef NV_REGISTER_COMBINERS_INITIALIZE
+#include<string.h> // string manipulation for runtime-check
+
+#ifdef _WIN32
+PFNGLCOMBINERPARAMETERFVNVPROC glCombinerParameterfvNV = NULL;
+PFNGLCOMBINERPARAMETERIVNVPROC glCombinerParameterivNV = NULL;
+PFNGLCOMBINERPARAMETERFNVPROC glCombinerParameterfNV = NULL;
+PFNGLCOMBINERPARAMETERINVPROC glCombinerParameteriNV = NULL;
+PFNGLCOMBINERINPUTNVPROC glCombinerInputNV = NULL;
+PFNGLCOMBINEROUTPUTNVPROC glCombinerOutputNV = NULL;
+PFNGLFINALCOMBINERINPUTNVPROC glFinalCombinerInputNV = NULL;
+PFNGLGETCOMBINERINPUTPARAMETERFVNVPROC glGetCombinerInputParameterfvNV = NULL;
+PFNGLGETCOMBINERINPUTPARAMETERIVNVPROC glGetCombinerInputParameterivNV = NULL;
+PFNGLGETCOMBINEROUTPUTPARAMETERFVNVPROC glGetCombinerOutputParameterfvNV = NULL;
+PFNGLGETCOMBINEROUTPUTPARAMETERIVNVPROC glGetCombinerOutputParameterivNV = NULL;
+PFNGLGETFINALCOMBINERINPUTPARAMETERFVNVPROC glGetFinalCombinerInputParameterfvNV = NULL;
+PFNGLGETFINALCOMBINERINPUTPARAMETERIVNVPROC glGetFinalCombinerInputParameterivNV = NULL;
+#endif // _WIN32
+
+int CheckForNVRegisterCombinersSupport(void) {
+ const char search[]="GL_NV_register_combiners";
+ int i, pos=0;
+ int maxpos=strlen(search)-1;
+ char extensions[10000];
+ strcpy(extensions,(const char *)glGetString(GL_EXTENSIONS));
+ int len=strlen(extensions);
+ for (i=0; i<len; i++) {
+ if ((i==0) || ((i>1) && extensions[i-1]==' ')) {
+ pos=0;
+ while(extensions[i]!=' ') {
+ if (extensions[i]==search[pos]) pos++;
+ if ((pos>maxpos) && extensions[i+1]==' ') {
+ //printf(search);
+ // printf(" supported.\n");
+ return 1;
+ }
+ i++;
+ }
+ }
+ }
+ //printf(search);
+ //printf(" not supported.\n");
+ return 0;
+}
+
+int GL_NV_register_combiners_Init(void) {
+ if (!CheckForNVRegisterCombinersSupport()) return 0;
+
+#ifdef _WIN32
+ glCombinerParameterfvNV=(PFNGLCOMBINERPARAMETERFVNVPROC) wglGetProcAddress("glCombinerParameterfvNV");
+ if (glCombinerParameterfvNV==NULL) {fprintf(stderr,"glCombinerParameterfvNV not found.\n"); return 0;}
+ glCombinerParameterivNV=(PFNGLCOMBINERPARAMETERIVNVPROC) wglGetProcAddress("glCombinerParameterivNV");
+ if (glCombinerParameterivNV==NULL) {fprintf(stderr,"glCombinerParameterivNV not found.\n"); return 0;}
+ glCombinerParameterfNV=(PFNGLCOMBINERPARAMETERFNVPROC) wglGetProcAddress("glCombinerParameterfNV");
+ if (glCombinerParameterfvNV==NULL) {fprintf(stderr,"glCombinerParameterfNV not found.\n"); return 0;}
+ glCombinerParameteriNV=(PFNGLCOMBINERPARAMETERINVPROC) wglGetProcAddress("glCombinerParameteriNV");
+ if (glCombinerParameterivNV==NULL) {fprintf(stderr,"glCombinerParameteriNV not found.\n"); return 0;}
+ glCombinerInputNV=(PFNGLCOMBINERINPUTNVPROC) wglGetProcAddress("glCombinerInputNV");
+ if (glCombinerInputNV==NULL) {fprintf(stderr,"glCombinerInputNV not found.\n"); return 0;}
+ glCombinerOutputNV=(PFNGLCOMBINEROUTPUTNVPROC) wglGetProcAddress("glCombinerOutputNV");
+ if (glCombinerOutputNV==NULL) {fprintf(stderr,"glCombinerOutputNV not found.\n"); return 0;}
+ glFinalCombinerInputNV=(PFNGLFINALCOMBINERINPUTNVPROC) wglGetProcAddress("glFinalCombinerInputNV");
+ if (glFinalCombinerInputNV==NULL) {fprintf(stderr,"glFinalCombinerInputNV not found.\n"); return 0;}
+ glGetCombinerInputParameterfvNV=(PFNGLGETCOMBINERINPUTPARAMETERFVNVPROC) wglGetProcAddress("glGetCombinerInputParameterfvNV");
+ if (glGetCombinerInputParameterfvNV==NULL) {fprintf(stderr,"glGetCombinerInputParameterfvNV not found.\n"); return 0;}
+ glGetCombinerInputParameterivNV=(PFNGLGETCOMBINERINPUTPARAMETERIVNVPROC) wglGetProcAddress("glGetCombinerInputParameterivNV");
+ if (glGetCombinerInputParameterivNV==NULL) {fprintf(stderr,"glGetCombinerInputParameterivNV not found.\n"); return 0;}
+ glGetCombinerOutputParameterfvNV=(PFNGLGETCOMBINEROUTPUTPARAMETERFVNVPROC) wglGetProcAddress("glGetCombinerOutputParameterfvNV");
+ if (glGetCombinerOutputParameterfvNV==NULL) {fprintf(stderr,"glGetCombinerOutputParameterfvNV not found.\n"); return 0;}
+ glGetCombinerOutputParameterivNV=(PFNGLGETCOMBINEROUTPUTPARAMETERIVNVPROC) wglGetProcAddress("glGetCombinerOutputParameterivNV");
+ if (glGetCombinerOutputParameterivNV==NULL) {fprintf(stderr,"glGetCombinerOutputParameterivNV not found.\n"); return 0;}
+ glGetFinalCombinerInputParameterfvNV=(PFNGLGETFINALCOMBINERINPUTPARAMETERFVNVPROC) wglGetProcAddress("glGetFinalCombinerInputParameterfvNV");
+ if (glGetFinalCombinerInputParameterfvNV==NULL) {fprintf(stderr,"glGetFinalCombinerInputParameterfvNV not found.\n"); return 0;}
+ glGetFinalCombinerInputParameterivNV=(PFNGLGETFINALCOMBINERINPUTPARAMETERIVNVPROC) wglGetProcAddress("glGetFinalCombinerInputParameterivNV");
+ if (glGetFinalCombinerInputParameterivNV==NULL) {fprintf(stderr,"glGetFinalCombinerInputParameterivNV not found.\n"); return 0;}
+#endif // _WIN32
+ return 1;
+}
+
+#endif // NV_REGISTER_COMBINERS_INITIALIZE
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // not __NV_REGISTER_COMBINERS_H_
diff --git a/sys/glsink/gstgl_nvimage.c b/sys/glsink/gstgl_nvimage.c new file mode 100644 index 00000000..e7ee1b62 --- /dev/null +++ b/sys/glsink/gstgl_nvimage.c @@ -0,0 +1,404 @@ +#include "config.h" + +#include <gst/gst.h> +/* gcc -ansi -pedantic on GNU/Linux causes warnings and errors + * unless this is defined: + * warning: #warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE" + */ +#ifndef _XOPEN_SOURCE +# define _XOPEN_SOURCE 1 +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> + + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <GL/glx.h> +#include <GL/gl.h> +//#include <GL/glext.h> +#include <GL/glu.h> +#include <string.h> +#include <math.h> + +// too lazy to write an API for this ;) +#include "regcomb_yuvrgb.c" + +#include "gstglsink.h" + +typedef struct _GstGLImageConnection GstGLImageConnection; +struct _GstGLImageConnection { + GstImageConnection conn; + Display *dpy; + gint w, h; + gint bpp; + + int ytex_id; + int uvtex_id; + int septex_id; + unsigned char *m_memory; + int m_bufslots[4]; +}; + +#define TEX_XSIZE 1024 +#define TEX_YSIZE 1024 +#define YUVTEX_SIZE ((TEX_XSIZE * TEX_YSIZE) * 3 /2) + +#define AGP_BUFSLOTS 4 + +typedef struct _GstNvImage GstNvImage; +struct _GstNvImage +{ + GstImageData data; + int slot; // < AGP_BUFSLOTS: allocated from AGP mem, otherwise from CPU mem + GstGLImageConnection *conn; +}; + +static GstGLImageInfo * gst_gl_nvimage_info (GstImageInfo *info); +static GstGLImageConnection * gst_gl_nvimage_connection (GstImageConnection *conn); +static gboolean gst_gl_nvimage_check_xvideo (); + +static GstCaps * gst_gl_nvimage_get_caps (GstImageInfo *info); +static GstImageConnection * gst_gl_nvimage_set_caps (GstImageInfo *info, GstCaps *caps); +static GstImageData * gst_gl_nvimage_get_image (GstImageInfo *info, GstImageConnection *conn); +static void gst_gl_nvimage_put_image (GstImageInfo *info, GstImageData *image); +static void gst_gl_nvimage_free_image (GstImageData *image); +static void gst_gl_nvimage_open_conn (GstImageConnection *conn, GstImageInfo *info); +static void gst_gl_nvimage_close_conn (GstImageConnection *conn, GstImageInfo *info); +static void gst_gl_nvimage_free_conn (GstImageConnection *conn); + +GstImagePlugin* get_gl_nvimage_plugin(void) +{ + static GstImagePlugin plugin = { gst_gl_nvimage_get_caps, + gst_gl_nvimage_set_caps, + gst_gl_nvimage_get_image, + gst_gl_nvimage_put_image, + gst_gl_nvimage_free_image}; + + return &plugin; +} + + +static GstGLImageInfo * +gst_gl_nvimage_info (GstImageInfo *info) +{ + if (info == NULL || info->id != GST_MAKE_FOURCC ('X', 'l', 'i', 'b')) + { + return NULL; + } + return (GstGLImageInfo *) info; +} + +static GstGLImageConnection * +gst_gl_nvimage_connection (GstImageConnection *conn) +{ + if (conn == NULL || conn->free_conn != gst_gl_nvimage_free_conn) + return NULL; + return (GstGLImageConnection *) conn; +} + +gboolean +gst_gl_nvimage_check_xvideo () +{ + //int ver, rel, req, ev, err; + + if (!GL_ARB_multitexture_Init()) return FALSE; + if (!GL_EXT_paletted_texture_Init()) return FALSE; + if (!GL_NV_register_combiners_Init()) return FALSE; + +#if 0 + if (display == NULL) + return FALSE; + if (Success == XvQueryExtension (display,&ver,&rel,&req,&ev,&err)) + return TRUE; +#endif + + return TRUE; +} + +static GstCaps * +gst_gl_nvimage_get_caps (GstImageInfo *info) +{ + //gint i; + //int adaptors; + //int formats; + GstCaps *caps = NULL; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + + g_warning("nvimage get caps called !\n"); + /* we don't handle these image information */ + if (xinfo == NULL) return NULL; + + if (gst_gl_nvimage_check_xvideo () == FALSE) + { + g_warning("GL_NVImage: Server has no NVidia extension support\n"); + return NULL; + } + + caps = gst_caps_append (caps, GST_CAPS_NEW ( + "xvimage_caps", + "video/x-raw-yuv", + "format", GST_PROPS_FOURCC (GST_MAKE_FOURCC ('Y', 'V', '1', '2')), + "width", GST_PROPS_INT_RANGE (0, 1024), + "height", GST_PROPS_INT_RANGE (0, 1024)) + ); + g_warning("nvimage returns caps !\n"); + return caps; +} + +static GstImageConnection * +gst_gl_nvimage_set_caps (GstImageInfo *info, GstCaps *caps) +{ + //gint i, j = 0; + //int adaptors; + //int formats; + GstGLImageConnection *conn; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + guint32 format; + + /* we don't handle these image information */ + if (xinfo == NULL) return NULL; + + conn = g_new0 (GstGLImageConnection, 1); + conn->conn.open_conn = gst_gl_nvimage_open_conn; + conn->conn.close_conn = gst_gl_nvimage_close_conn; + conn->conn.free_conn = gst_gl_nvimage_free_conn; + + gst_caps_get (caps, + "width", &conn->w, + "height", &conn->h, + "format", &format, + NULL); + + // maybe I should a bit more checking here, e.g. maximum size smaller than maximum texture extents + if (format != GST_MAKE_FOURCC ('Y', 'V', '1', '2')) + { + GST_DEBUG ("GL_NVImage: Format is invalid !\n"); + return NULL; + } + if (0) //conn->port == (XvPortID) -1) + { + /* this happens if the plugin can't handle the caps, so no warning */ + g_free (conn); + return NULL; + } + + GST_DEBUG ("GL_NVImage: caps %p are ok, creating image", caps); + return (GstImageConnection *) conn; +} + +static GstImageData * +gst_gl_nvimage_get_image (GstImageInfo *info, GstImageConnection *conn) +{ + GstNvImage *image; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + GstGLImageConnection *nvconn = gst_gl_nvimage_connection (conn); + + /* checks */ + if (xinfo == NULL) return NULL; + if (nvconn == NULL) return NULL; + + // I should also check the current GLX context ! + // Ah, Don't have to, I am guarantueed to always be in the same thread + + image = g_new0(GstNvImage, 1); + + image->data.size = nvconn->w * nvconn->h * 3/2; + + //g_warning("Allocating %d bytes from main memory !", image->data.size); + image->data.data = g_malloc(image->data.size); + //image->slot = AGP_BUFSLOTS; // no AGP slot + + image->conn = nvconn; + + if (image->data.data == NULL) + { + g_warning ("GL_NvImage: data allocation failed!"); + g_free (image); + return NULL; + } + + return (GstImageData *) image; +} + +static void +gst_gl_nvimage_put_image (GstImageInfo *info, GstImageData *image) +{ + GstNvImage *im = (GstNvImage *) image; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + + int img_width = im->conn->w; + int img_height = im->conn->h; + int uv_width = img_width >> 1; + int uv_height = img_height >> 1; + + unsigned char *buf_y = im->data.data; + unsigned char *buf_v = (buf_y + img_width * img_height); + unsigned char *buf_u = buf_v + ((img_width/2) * (img_height/2)); + + /* checks omitted for speed (and lazyness), do we need them? */ + g_assert (xinfo != NULL); + + // both upload the video, and redraw the screen + glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); + + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0, 0.0, -25.0); + glEnable(GL_TEXTURE_2D); + + if (xinfo->info.demo) + { + + glRotatef(180.0*sin(xinfo->rotX),1,0,0); + glRotatef(180.0*cos(xinfo->rotY),0,1,0); + + xinfo->rotX += 0.01; + xinfo->rotY -= 0.015; + float zoom = xinfo->zoom; + glScalef(zoom,zoom,zoom); + //glScalef(0.1,0.1,0.1); + + if (xinfo->zoom > 1.0) + xinfo->zoomdir = -0.01; + + if (xinfo->zoom < 0.5) + xinfo->zoomdir = 0.01; + + xinfo->zoom += xinfo->zoomdir; + } + + //Draws the surface rectangle + + if (Ywidth != im->conn->w || Yheight != im->conn->h) + { + Ywidth = im->conn->w; Yheight = im->conn->h; UVwidth = im->conn->w/2; UVheight = im->conn->h/2; + Initialize_Backend(Ywidth,Yheight,UVwidth,UVheight,GL_LINEAR); + } + + LoadYUVPlanes(Yhandle,Uhandle,Vhandle,img_width,img_height,uv_width,uv_height,buf_y,buf_u,buf_v); + float xmax = (float)(im->conn->w-1)/tex_xsize; + float ymax = (float)(im->conn->h-1)/tex_ysize; + + /* Upload the texture here */ + //g_warning("PUTTING IMAGE %f %f %d %d\n", xmax, ymax, tex_xsize, tex_ysize); + + //glColor4f(1,1,1,1); // do NOT set a color here ! Done by Initialize_Backend, or actually SetConst ! + glBegin(GL_QUADS); + + float aspect = img_width/(float)img_height; + float hor = 4 * aspect; + + glNormal3f(0, -1, 0); + glMultiTexCoord2fARB(GL_TEXTURE0_ARB,0,0); + glMultiTexCoord2fARB(GL_TEXTURE1_ARB,0,0); + glMultiTexCoord2fARB(GL_TEXTURE2_ARB,0,0); + glVertex3f(-hor,4,0); + + glMultiTexCoord2fARB(GL_TEXTURE0_ARB,0,ymax); + glMultiTexCoord2fARB(GL_TEXTURE1_ARB,0,ymax); + glMultiTexCoord2fARB(GL_TEXTURE2_ARB,0,ymax); + glVertex3f(-hor,-4,0); + + glMultiTexCoord2fARB(GL_TEXTURE0_ARB,xmax,ymax); + glMultiTexCoord2fARB(GL_TEXTURE1_ARB,xmax,ymax); + glMultiTexCoord2fARB(GL_TEXTURE2_ARB,xmax,ymax); + glVertex3f(hor,-4,0); + + glMultiTexCoord2fARB(GL_TEXTURE0_ARB,xmax,0); + glMultiTexCoord2fARB(GL_TEXTURE1_ARB,xmax,0); + glMultiTexCoord2fARB(GL_TEXTURE2_ARB,xmax,0); + glVertex3f(hor,4,0); + + glEnd(); + + if (xinfo->info.dumpvideo) + { + static int framenr = 0; + char capfilename[255]; + static guint8 *cap_image_data = NULL, *cap_image_data2 = NULL; + int i; + + // hmmmm, is this reentrant ?! + if (cap_image_data == NULL) + cap_image_data = (guint8 *)malloc(img_width * img_height * 3); + + if (cap_image_data2 == NULL) + cap_image_data2 = (guint8 *)malloc(img_width * img_height * 3); + + printf("Recording frame #%d\n", framenr); + glReadPixels(0,0,img_width,img_height,GL_RGB,GL_UNSIGNED_BYTE,cap_image_data); + // invert the pixels + for (i = 0; i < img_height; i++) + memcpy(cap_image_data2 + i * img_width * 3, cap_image_data + (img_height-1-i) * img_width * 3, img_width*3); + + sprintf(capfilename, "cap%04d.ppm", framenr); + FILE *outfile = fopen(capfilename, "wb"); + if (outfile != NULL) + { + fprintf(outfile, "P6\n"); + fprintf(outfile,"# created by raw_zb\n"); + fprintf(outfile,"%d %d\n",img_width,img_height); + fprintf(outfile,"255\n"); + fwrite(cap_image_data2, sizeof(char), img_width*img_height*3, outfile); + fclose(outfile); + } + framenr++; + } + + + glXSwapBuffers(xinfo->dpy, xinfo->win); +} + +static void +gst_gl_nvimage_free_image (GstImageData *image) +{ + GstNvImage *im = (GstNvImage *) image; + g_return_if_fail (im != NULL); + GstGLImageConnection *nvconn = im->conn; + + if (im->slot < AGP_BUFSLOTS) + { + nvconn->m_bufslots[im->slot] = 0; + } + else + g_free(im->data.data); + + g_free (im); +} + +static void +gst_gl_nvimage_open_conn (GstImageConnection *conn, GstImageInfo *info) +{ + //GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + //GstGLImageConnection *xconn = gst_gl_nvimage_connection (conn); + + g_print("Opening NVidia connection; OpenGL on Nvidia, using register combiners.\n"); + { + Ywidth = TEX_XSIZE; Yheight = TEX_YSIZE; UVwidth = TEX_XSIZE/2; UVheight = TEX_YSIZE/2; + Initialize_Backend(Ywidth,Yheight,UVwidth,UVheight,GL_LINEAR); + } +} + +static void +gst_gl_nvimage_close_conn (GstImageConnection *conn, GstImageInfo *info) +{ + GstGLImageConnection *xconn = gst_gl_nvimage_connection (conn); + //GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + + // anything needed in here ? Oh, maybe drawing de-init, or something + glDeleteTextures(1, &xconn->ytex_id); + glDeleteTextures(1, &xconn->uvtex_id); + glDeleteTextures(1, &xconn->septex_id); +} + +static void +gst_gl_nvimage_free_conn (GstImageConnection *conn) +{ + GstGLImageConnection *nvconn = gst_gl_nvimage_connection (conn); + + g_free (nvconn); +} + diff --git a/sys/glsink/gstgl_pdrimage.c b/sys/glsink/gstgl_pdrimage.c new file mode 100644 index 00000000..00df9a60 --- /dev/null +++ b/sys/glsink/gstgl_pdrimage.c @@ -0,0 +1,396 @@ +#include "config.h" + +#include <gst/gst.h> +/* gcc -ansi -pedantic on GNU/Linux causes warnings and errors + * unless this is defined: + * warning: #warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE" + */ +#ifndef _XOPEN_SOURCE +# define _XOPEN_SOURCE 1 +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> + +#define GL_GLEXT_PROTOTYPES + +// VERY dangerous: +#define GL_WRITE_PIXEL_DATA_RANGE_NV 0x8878 + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <GL/glx.h> +#include <GL/gl.h> +#include <GL/glext.h> +#include <GL/glu.h> +#include <string.h> + +#include "gstglsink.h" + +typedef struct _GstGLImageConnection GstGLImageConnection; +struct _GstGLImageConnection { + GstImageConnection conn; + Display *dpy; + gint w, h; + gint bpp; + + int ytex_id; + int uvtex_id; + int septex_id; + unsigned char *m_memory; + int m_bufslots[4]; +}; + +#define TEX_XSIZE 1024 +#define TEX_YSIZE 1024 +#define YUVTEX_SIZE ((TEX_XSIZE * TEX_YSIZE) * 3 /2) + +#define AGP_BUFSLOTS 4 + +typedef struct _GstNvImage GstNvImage; +struct _GstNvImage +{ + GstImageData data; + int slot; // < AGP_BUFSLOTS: allocated from AGP mem, otherwise from CPU mem + GstGLImageConnection *conn; +}; + +static GstGLImageInfo * gst_gl_nvimage_info (GstImageInfo *info); +static GstGLImageConnection * gst_gl_nvimage_connection (GstImageConnection *conn); +static gboolean gst_gl_nvimage_check_xvideo (); + +static GstCaps * gst_gl_nvimage_get_caps (GstImageInfo *info); +static GstImageConnection * gst_gl_nvimage_set_caps (GstImageInfo *info, GstCaps *caps); +static GstImageData * gst_gl_nvimage_get_image (GstImageInfo *info, GstImageConnection *conn); +static void gst_gl_nvimage_put_image (GstImageInfo *info, GstImageData *image); +static void gst_gl_nvimage_free_image (GstImageData *image); +static void gst_gl_nvimage_open_conn (GstImageConnection *conn, GstImageInfo *info); +static void gst_gl_nvimage_close_conn (GstImageConnection *conn, GstImageInfo *info); +static void gst_gl_nvimage_free_conn (GstImageConnection *conn); + +GstImagePlugin* get_gl_nvimage_plugin(void) +{ + static GstImagePlugin plugin = { gst_gl_nvimage_get_caps, + gst_gl_nvimage_set_caps, + gst_gl_nvimage_get_image, + gst_gl_nvimage_put_image, + gst_gl_nvimage_free_image}; + + return &plugin; +} + + +static GstGLImageInfo * +gst_gl_nvimage_info (GstImageInfo *info) +{ + if (info == NULL || info->id != GST_MAKE_FOURCC ('X', 'l', 'i', 'b')) + { + return NULL; + } + return (GstGLImageInfo *) info; +} + +static GstGLImageConnection * +gst_gl_nvimage_connection (GstImageConnection *conn) +{ + if (conn == NULL || conn->free_conn != gst_gl_nvimage_free_conn) + return NULL; + return (GstGLImageConnection *) conn; +} + +gboolean +gst_gl_nvimage_check_xvideo () +{ + int ver, rel, req, ev, err; + +#if 0 + if (display == NULL) + return FALSE; + if (Success == XvQueryExtension (display,&ver,&rel,&req,&ev,&err)) + return TRUE; +#endif + + return FALSE; +} + +static GstCaps * +gst_gl_nvimage_get_caps (GstImageInfo *info) +{ + gint i; + int adaptors; + int formats; + GstCaps *caps = NULL; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + + /* we don't handle these image information */ + if (xinfo == NULL) return NULL; + + if (gst_gl_nvimage_check_xvideo () == FALSE) + { + g_warning("GL_NVImage: Server has no NVidia extension support\n"); + return NULL; + } + + caps = gst_caps_append (caps, GST_CAPS_NEW ( + "xvimage_caps", + "video/raw", + "format", GST_PROPS_FOURCC (GST_MAKE_FOURCC ('Y', 'C', '1', '2')), + "width", GST_PROPS_INT_RANGE (0, 1024), + "height", GST_PROPS_INT_RANGE (0, 1024)) + ); + return caps; +} + +static GstImageConnection * +gst_gl_nvimage_set_caps (GstImageInfo *info, GstCaps *caps) +{ + gint i, j = 0; + int adaptors; + int formats; + GstGLImageConnection *conn; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + guint32 format; + + /* we don't handle these image information */ + if (xinfo == NULL) return NULL; + + conn = g_new0 (GstGLImageConnection, 1); + conn->conn.open_conn = gst_gl_nvimage_open_conn; + conn->conn.close_conn = gst_gl_nvimage_close_conn; + conn->conn.free_conn = gst_gl_nvimage_free_conn; + + gst_caps_get (caps, + "width", &conn->w, + "height", &conn->h, + "format", &format, + NULL); + + // maybe I should a bit more checking here, e.g. maximum size smaller than maximum texture extents + if (format != GST_MAKE_FOURCC ('R', 'G', 'B', ' ')) + { + GST_DEBUG (GST_CAT_PLUGIN_INFO, "GL_NVImage: Format is invalid !\n"); + return NULL; + } + if (0) //conn->port == (XvPortID) -1) + { + /* this happens if the plugin can't handle the caps, so no warning */ + g_free (conn); + return NULL; + } + + GST_DEBUG (GST_CAT_PLUGIN_INFO, "GL_NVImage: caps %p are ok, creating image", caps); + return (GstImageConnection *) conn; +} + +static GstImageData * +gst_gl_nvimage_get_image (GstImageInfo *info, GstImageConnection *conn) +{ + GstNvImage *image; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + GstGLImageConnection *nvconn = gst_gl_nvimage_connection (conn); + int slot = 0; + + /* checks */ + if (xinfo == NULL) return NULL; + if (nvconn == NULL) return NULL; + + // I should also check the current GLX context ! + // Ah, Don't have to, I am guarantueed to always be in the same thread + + image = g_new0(GstNvImage, 1); + + for (slot = 0; slot < AGP_BUFSLOTS; slot++) + { + if (!nvconn->m_bufslots[slot]) break; + } + + image->data.size = nvconn->w * nvconn->h * 3/2; + + if (slot < AGP_BUFSLOTS) // found an AGP buffer slot + { + image->data.data = nvconn->m_memory + slot * YUVTEX_SIZE; + image->slot = slot; // store for freeing + nvconn->m_bufslots[slot] = 1; // it is now taken + } + else + { + g_warning("Allocating from main memory !"); + image->data.data = g_malloc(image->data.size); + image->slot = AGP_BUFSLOTS; // no AGP slot + } + image->conn = nvconn; + + if (image->data.data == NULL) + { + g_warning ("GL_NvImage: data allocation failed!"); + g_free (image); + return NULL; + } + + return (GstImageData *) image; +} + +static void +gst_gl_nvimage_put_image (GstImageInfo *info, GstImageData *image) +{ + GstNvImage *im = (GstNvImage *) image; + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + + /* checks omitted for speed (and lazyness), do we need them? */ + g_assert (xinfo != NULL); + + /* Upload the texture here */ + g_warning("PUTTING IMAGE - BROOOKEN"); + + // both upload the video, and redraw the screen + glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); + + glEnable(GL_TEXTURE_2D); + + glPushMatrix(); + //glTranslatef(0,1,0); + glRotatef(xinfo->rotX-250,1,0,0); + glRotatef(xinfo->rotY,0,1,0); + int zoom = xinfo->zoom; + glScaled(zoom,zoom,zoom); + //Draws the surface rectangle + + glBindTexture(GL_TEXTURE_2D, im->conn->ytex_id); + glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, im->conn->w, im->conn->h, GL_RGBA, + GL_UNSIGNED_BYTE, im->data.data); + float xmax = (float)im->conn->w/TEX_XSIZE; + float ymax = (float)im->conn->h/TEX_YSIZE; + + glColor4f(1,1,1,1); + glBegin(GL_QUADS); + + glNormal3f(0, -1, 0); + + glTexCoord2f(xmax, 0); + glVertex3f(4,0,-4); + + glTexCoord2f(0, 0); + glVertex3f(-4,0,-4); + + glTexCoord2f(0, ymax); + glVertex3f(-4,0,4); + + glTexCoord2f(xmax, ymax); + glVertex3f(4,0,4); + + glEnd(); + + glPopMatrix(); + + glXSwapBuffers(xinfo->dpy, xinfo->win); +} + +static void +gst_gl_nvimage_free_image (GstImageData *image) +{ + GstNvImage *im = (GstNvImage *) image; + g_return_if_fail (im != NULL); + GstGLImageConnection *nvconn = im->conn; + + if (im->slot < AGP_BUFSLOTS) + { + nvconn->m_bufslots[im->slot] = 0; + } + else + g_free(im->data.data); + + g_free (im); +} + +static void +gst_gl_nvimage_open_conn (GstImageConnection *conn, GstImageInfo *info) +{ + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + GstGLImageConnection *xconn = gst_gl_nvimage_connection (conn); + + unsigned char data_sep[2][2] = {{0, 255}, {0, 255}}; + int slot; + + g_warning("Opening NVidia Connection"); + xconn->m_memory = (unsigned char*)glXAllocateMemoryNV(AGP_BUFSLOTS*YUVTEX_SIZE, 0, 1.0, 1.0); + + if (!xconn->m_memory) + { + printf("Unable to acquire graphics card mem... will acquire in normal memory.\n"); + for (slot = 0; slot < AGP_BUFSLOTS; slot++) + xconn->m_bufslots[slot] = 1; + } + else + { + // maybe this fast writable memory, awfully slow to read from, though + glPixelDataRangeNV(GL_WRITE_PIXEL_DATA_RANGE_NV, AGP_BUFSLOTS*YUVTEX_SIZE, xconn->m_memory); + glEnableClientState(GL_WRITE_PIXEL_DATA_RANGE_NV); + + for (slot = 0; slot < AGP_BUFSLOTS; slot++) + xconn->m_bufslots[slot] = 0; + } + + glGenTextures(1, &xconn->ytex_id); + glBindTexture(GL_TEXTURE_2D, xconn->ytex_id); + glPixelStorei(GL_UNPACK_ALIGNMENT, 1); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); + glTexImage2D(GL_TEXTURE_2D, 0, GL_LUMINANCE8_ALPHA8, TEX_XSIZE, TEX_YSIZE, 0, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, NULL); + + glActiveTextureARB(GL_TEXTURE1_ARB); + glGenTextures(1, &xconn->uvtex_id); + glBindTexture(GL_TEXTURE_2D, xconn->uvtex_id); + glPixelStorei(GL_UNPACK_ALIGNMENT, 1); + glTexImage2D(GL_TEXTURE_2D, 0, GL_LUMINANCE8_ALPHA8, TEX_XSIZE/2, TEX_YSIZE/2, 0, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, NULL); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_ADD); + + glActiveTextureARB(GL_TEXTURE2_ARB); + glGenTextures(1, &xconn->septex_id); + glBindTexture(GL_TEXTURE_2D, xconn->septex_id); + glPixelStorei(GL_UNPACK_ALIGNMENT, 1); + glTexImage2D(GL_TEXTURE_2D, 0, GL_LUMINANCE8, 2, 2, 0, GL_LUMINANCE, GL_UNSIGNED_BYTE, data_sep); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_ADD); + + glFlushPixelDataRangeNV(GL_WRITE_PIXEL_DATA_RANGE_NV); + //glEnable(GL_TEXTURE_2D); + glActiveTextureARB(GL_TEXTURE0_ARB); + glEnable(GL_TEXTURE_2D); + glActiveTextureARB(GL_TEXTURE1_ARB); + glEnable(GL_TEXTURE_2D); + glActiveTextureARB(GL_TEXTURE2_ARB); + glEnable(GL_TEXTURE_2D); + glActiveTextureARB(GL_TEXTURE0_ARB); +} + +static void +gst_gl_nvimage_close_conn (GstImageConnection *conn, GstImageInfo *info) +{ + GstGLImageConnection *xconn = gst_gl_nvimage_connection (conn); + GstGLImageInfo *xinfo = gst_gl_nvimage_info (info); + + // anything needed in here ? Oh, maybe drawing de-init, or something + glDeleteTextures(1, &xconn->ytex_id); + glDeleteTextures(1, &xconn->uvtex_id); + glDeleteTextures(1, &xconn->septex_id); +} + +static void +gst_gl_nvimage_free_conn (GstImageConnection *conn) +{ + GstGLImageConnection *nvconn = gst_gl_nvimage_connection (conn); + + g_free (nvconn); +} + diff --git a/sys/glsink/gstgl_rgbimage.c b/sys/glsink/gstgl_rgbimage.c new file mode 100644 index 00000000..68a1329a --- /dev/null +++ b/sys/glsink/gstgl_rgbimage.c @@ -0,0 +1,388 @@ +#include <gst/gst.h> + +/* gcc -ansi -pedantic on GNU/Linux causes warnings and errors + * unless this is defined: + * warning: #warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE" + */ +#ifndef _XOPEN_SOURCE +# define _XOPEN_SOURCE 1 +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <GL/glx.h> +#include <GL/gl.h> +#include <GL/glu.h> +#include <math.h> + +#include "gstglsink.h" + +typedef struct _GstGLImageConnection GstGLImageConnection; + +// this contains everything to draw an image, including all necessary graphics card data. +struct _GstGLImageConnection { + GstImageConnection conn; + Display *dpy; // the Xlib drawing context + GLXContext ctx; // The GLX drawing context + gint w, h; + gint bpp; + + int rgbatex_id; + unsigned char *m_memory; +}; + +#define TEX_XSIZE 1024 +#define TEX_YSIZE 1024 + + +typedef struct _GstGLImage GstGLImage; +struct _GstGLImage +{ + GstImageData data; + GstGLImageConnection *conn; +}; + +static GstGLImageInfo * gst_gl_rgbimage_info (GstImageInfo *info); +static GstGLImageConnection * gst_gl_rgbimage_connection (GstImageConnection *conn); + +static GstCaps * gst_gl_rgbimage_get_caps (GstImageInfo *info); +static GstImageConnection * gst_gl_rgbimage_set_caps (GstImageInfo *info, GstCaps *caps); +static GstImageData * gst_gl_rgbimage_get_image (GstImageInfo *info, GstImageConnection *conn); +static void gst_gl_rgbimage_put_image (GstImageInfo *info, GstImageData *image); +static void gst_gl_rgbimage_free_image (GstImageData *image); +static void gst_gl_rgbimage_open_conn (GstImageConnection *conn, GstImageInfo *info); +static void gst_gl_rgbimage_close_conn (GstImageConnection *conn, GstImageInfo *info); +static void gst_gl_rgbimage_free_conn (GstImageConnection *conn); + +GstImagePlugin* get_gl_rgbimage_plugin(void) +{ + static GstImagePlugin plugin = { gst_gl_rgbimage_get_caps, + gst_gl_rgbimage_set_caps, + gst_gl_rgbimage_get_image, + gst_gl_rgbimage_put_image, + gst_gl_rgbimage_free_image}; + + return &plugin; +} + +static GstGLImageInfo * +gst_gl_rgbimage_info (GstImageInfo *info) +{ + if (info == NULL || info->id != GST_MAKE_FOURCC ('X', 'l', 'i', 'b')) + { + return NULL; + } + return (GstGLImageInfo *) info; +} + +static GstGLImageConnection * +gst_gl_rgbimage_connection (GstImageConnection *conn) +{ + if (conn == NULL || conn->free_conn != gst_gl_rgbimage_free_conn) + return NULL; + return (GstGLImageConnection *) conn; +} + +GstCaps * +gst_gl_rgbimage_get_caps (GstImageInfo *info) +{ + GstCaps *caps = NULL; + Visual *visual; + int xpad; + XWindowAttributes attrib; + XImage *ximage; + GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info); + + /* we don't handle this image information */ + if (xinfo == NULL) return NULL; + + XGetWindowAttributes(xinfo->dpy, xinfo->win, &attrib); + + visual = attrib.visual; + if (attrib.depth <= 8) + xpad = 8; + else if (attrib.depth <= 16) + xpad = 16; + else + xpad = 32; + + // create a temporary image + ximage = XCreateImage (xinfo->dpy, visual, attrib.depth, ZPixmap, 0, NULL, + 100, 100, xpad, (attrib.depth + 7) / 8 * 100); + if (ximage != NULL) { + caps = + GST_CAPS_NEW ( + "forcing Video RGB", + "video/x-raw-rgb", + "format", GST_PROPS_FOURCC (GST_STR_FOURCC ("RGB ")), + "depth", GST_PROPS_INT(24), + "bpp", GST_PROPS_INT(24), + "red_mask", GST_PROPS_INT(0xff0000), + "green_mask", GST_PROPS_INT(0xff00), + "blue_mask", GST_PROPS_INT(0xff), + "endianness", GST_PROPS_INT(G_BIG_ENDIAN), /*= 1234/4321 (INT) <- endianness */ + + "width", GST_PROPS_INT_RANGE (0, TEX_XSIZE), /* can't have videos larger than TEX_SIZE */ + "height", GST_PROPS_INT_RANGE (0, TEX_YSIZE) + ); + XDestroyImage (ximage); + } + + GST_DEBUG ("GL_RGBImage: returning caps at %p", caps); + return caps; +} + +static GstImageConnection * +gst_gl_rgbimage_set_caps (GstImageInfo *info, GstCaps *caps) +{ + g_warning("in set_caps !\n"); + + GstGLImageConnection *new = NULL; + Visual *visual; + XWindowAttributes attrib; + GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info); + guint32 format; + gint depth; + gint endianness; + gint red_mask, green_mask, blue_mask; + gint width, height, bpp; + + /* check if this is the right image info */ + if (xinfo == NULL) return NULL; + + XGetWindowAttributes(xinfo->dpy, xinfo->win, &attrib); + + visual = attrib.visual; + + gst_caps_get (caps, + "format", &format, + "depth", &depth, + "endianness", &endianness, + "red_mask", &red_mask, + "green_mask", &green_mask, + "blue_mask", &blue_mask, + "width", &width, + "height", &height, + "bpp", &bpp, + NULL); + + /* check if the caps are ok */ + if (format != GST_MAKE_FOURCC ('R', 'G', 'B', ' ')) return NULL; + /* if (gst_caps_get_int (caps, "bpp") != ???) return NULL; */ + //if (depth != attrib.depth) return NULL; + //if (endianness != ((ImageByteOrder (xinfo->dpy) == LSBFirst) ? G_LITTLE_ENDIAN : G_BIG_ENDIAN)) return NULL; + //if (red_mask != visual->red_mask) return NULL; + //if (green_mask != visual->green_mask) return NULL; + //if (blue_mask != visual->blue_mask) return NULL; + GST_DEBUG ("GL_RGBImage: caps %p are ok, creating image", caps); + + new = g_new (GstGLImageConnection, 1); + new->conn.open_conn = gst_gl_rgbimage_open_conn; + new->conn.close_conn = gst_gl_rgbimage_close_conn; + new->conn.free_conn = gst_gl_rgbimage_free_conn; + new->dpy = xinfo->dpy; + new->ctx = xinfo->ctx; + new->w = width; + new->h = height; + new->bpp = bpp; + + return (GstImageConnection *) new; +} + +static GstImageData * +gst_gl_rgbimage_get_image (GstImageInfo *info, GstImageConnection *conn) +{ + GstGLImage *image; + //XWindowAttributes attrib; + GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info); + GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn); + + image = g_new (GstGLImage, 1); + + /* checks */ + if (xinfo == NULL) return NULL; + if (xconn == NULL) return NULL; + if (xinfo->dpy != xconn->dpy) + { + g_warning ("XImage: wrong x display specified in 'get_image'\n"); + return NULL; + } + + image->conn = xconn; + image->data.size = xconn->w * xconn->h * 4; + image->data.data = g_malloc(image->data.size); + if (image->data.data == NULL) + { + g_warning ("GL_RGBImage: data allocation failed!"); + g_free (image); + return NULL; + } + + return (GstImageData *) image; +} + + +static void +gst_gl_rgbimage_put_image (GstImageInfo *info, GstImageData *image) +{ + float xmax, ymax; + + GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info); + GstGLImage *im = (GstGLImage *) image; + + int img_width = im->conn->w; + int img_height = im->conn->h; + + g_assert (xinfo != NULL); + + // both upload the video, and redraw the screen + glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); + + glMatrixMode(GL_MODELVIEW); + glLoadIdentity(); + glTranslatef(0.0, 0.0, -25.0); + + glEnable(GL_TEXTURE_2D); + + if (xinfo->info.demo) + { + + glRotatef(180.0*sin(xinfo->rotX),1,0,0); + glRotatef(180.0*cos(xinfo->rotY),0,1,0); + + xinfo->rotX += 0.01; + xinfo->rotY -= 0.015; + float zoom = xinfo->zoom; + glScalef(zoom,zoom,zoom); + //glScalef(0.1,0.1,0.1); + + if (xinfo->zoom > 1.0) + xinfo->zoomdir = -0.01; + + if (xinfo->zoom < 0.5) + xinfo->zoomdir = 0.01; + + xinfo->zoom += xinfo->zoomdir; + } + + //Draws the surface rectangle + glBindTexture(GL_TEXTURE_2D, im->conn->rgbatex_id); + glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, im->conn->w, im->conn->h, GL_RGB, + GL_UNSIGNED_BYTE, im->data.data); + xmax = (float)im->conn->w/TEX_XSIZE; + ymax = (float)im->conn->h/TEX_YSIZE; + + float aspect = img_width/(float)img_height; + float hor = 4 * aspect; + + glColor4f(1,1,1,1); + glBegin(GL_QUADS); + + glNormal3f(0, -1, 0); + + glTexCoord2f(xmax, 0); + glVertex3f(hor,4,0); + + glTexCoord2f(0, 0); + glVertex3f(-hor,4,0); + + glTexCoord2f(0, ymax); + glVertex3f(-hor,-4,0); + + glTexCoord2f(xmax, ymax); + glVertex3f(hor,-4,0); + glEnd(); + + if (xinfo->info.dumpvideo) + { + static int framenr = 0; + char capfilename[255]; + static guint8 *cap_image_data = NULL, *cap_image_data2 = NULL; + int i; + + // hmmmm, is this reentrant ?! + if (cap_image_data == NULL) + cap_image_data = (guint8 *)malloc(img_width * img_height * 3); + + if (cap_image_data2 == NULL) + cap_image_data2 = (guint8 *)malloc(img_width * img_height * 3); + + printf("Recording frame #%d\n", framenr); + glReadPixels(0,0,img_width,img_height,GL_RGB,GL_UNSIGNED_BYTE,cap_image_data); + // invert the pixels + for (i = 0; i < img_height; i++) + memcpy(cap_image_data2 + i * img_width * 3, cap_image_data + (img_height-1-i) * img_width * 3, img_width*3); + + sprintf(capfilename, "cap%04d.ppm", framenr); + FILE *outfile = fopen(capfilename, "wb"); + if (outfile != NULL) + { + fprintf(outfile, "P6\n"); + fprintf(outfile,"# created by raw_zb\n"); + fprintf(outfile,"%d %d\n",img_width,img_height); + fprintf(outfile,"255\n"); + fwrite(cap_image_data2, sizeof(char), img_width*img_height*3, outfile); + fclose(outfile); + } + framenr++; + } + + glXSwapBuffers(xinfo->dpy, xinfo->win); +} + +void +gst_gl_rgbimage_free_image (GstImageData *image) +{ + GstGLImage *im = (GstGLImage *) image; + + g_warning ("gst_gl_rgbimage_free_image doesn't do anything yet -> freeing image\n"); + g_free (im->data.data); + g_free (im); +} + +/* Creates an OpenGL texture to upload the picture over */ +static void +gst_gl_rgbimage_open_conn (GstImageConnection *conn, GstImageInfo *info) +{ + g_warning("Opening RGB Connection; classic OpenGL 1.2 renderer."); + + //GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info); + GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn); + + glGenTextures(1, &xconn->rgbatex_id); + glBindTexture(GL_TEXTURE_2D, xconn->rgbatex_id); + glPixelStorei(GL_UNPACK_ALIGNMENT, 1); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); + glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, TEX_XSIZE, TEX_YSIZE, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL); +} + +/* Deletes the creates OpenGL textures */ +static void +gst_gl_rgbimage_close_conn (GstImageConnection *conn, GstImageInfo *info) +{ + GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn); + //GstGLImageInfo *xinfo = gst_gl_rgbimage_info (info); + + glDeleteTextures(1, &xconn->rgbatex_id); + } + +static void +gst_gl_rgbimage_free_conn (GstImageConnection *conn) +{ + GstGLImageConnection *xconn = gst_gl_rgbimage_connection (conn); + + g_assert (xconn != NULL); + + g_free (xconn); +} + + diff --git a/sys/glsink/gstglsink.c b/sys/glsink/gstglsink.c new file mode 100644 index 00000000..8a4449fa --- /dev/null +++ b/sys/glsink/gstglsink.c @@ -0,0 +1,723 @@ +/* GStreamer + * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include <config.h> +#include <string.h> + +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <GL/glx.h> +#include <GL/gl.h> +#include <GL/glu.h> +#include <sys/time.h> + +/*#define GST_DEBUG_FORCE_DISABLE*/ + +#include "gstglsink.h" + +/* elementfactory information */ +static GstElementDetails gst_glsink_details = { + "OpenGL Sink/GLX", + "Sink/GLVideo", + "LGPL", + "An OpenGL based video sink - uses OpenGL and GLX to draw video, utilizing different acceleration options", + VERSION, + "Gernot Ziegler <gz@lysator.liu.se>", + "(C) 2002", +}; + +/* glsink signals and args */ +enum { + LAST_SIGNAL +}; + + +enum { + ARG_0, + ARG_WIDTH, + ARG_HEIGHT, + ARG_FRAMES_DISPLAYED, + ARG_FRAME_TIME, + ARG_HOOK, + ARG_MUTE, + ARG_REPAINT, + ARG_DEMO, + ARG_DUMP +}; + +/* GLsink class */ +#define GST_TYPE_GLSINK (gst_glsink_get_type()) +#define GST_GLSINK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_GLSINK,GstGLSink)) +#define GST_GLSINK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GLSINK,GstGLSink)) +#define GST_IS_GLSINK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_GLSINK)) +#define GST_IS_GLSINK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GLSINK)) + +typedef struct _GstGLSink GstGLSink; +typedef struct _GstGLSinkClass GstGLSinkClass; + +struct _GstGLSink { + GstElement element; + + GstPad *sinkpad; + + gint frames_displayed; + guint64 frame_time; + gint width, height; + gboolean muted; + gint demo; // some kind of fun demo mode to let GL show its 3D capabilities + gboolean dumpvideo; // dump the video down to .ppm:s + GstBuffer *last_image; /* not thread safe ? */ + + GstClock *clock; + + /* bufferpool stuff */ + GstBufferPool *bufferpool; + GMutex *cache_lock; + GList *cache; + + /* plugins */ + GstImagePlugin* plugin; + GstImageConnection *conn; + + /* allow anybody to hook in here */ + GstImageInfo *hook; +}; + +struct _GstGLSinkClass { + GstElementClass parent_class; + + /* plugins */ + GList *plugins; +}; + + +static GType gst_glsink_get_type (void); +static void gst_glsink_class_init (GstGLSinkClass *klass); +static void gst_glsink_init (GstGLSink *sink); +/* static void gst_glsink_dispose (GObject *object); */ + +static void gst_glsink_chain (GstPad *pad, GstData *_data); +static void gst_glsink_set_clock (GstElement *element, GstClock *clock); +static GstElementStateReturn gst_glsink_change_state (GstElement *element); +static GstPadLinkReturn gst_glsink_sinkconnect (GstPad *pad, GstCaps *caps); +static GstCaps * gst_glsink_getcaps (GstPad *pad, GstCaps *caps); +static GstBufferPool* gst_glsink_get_bufferpool (GstPad *pad); + +static void gst_glsink_set_property (GObject *object, guint prop_id, + const GValue *value, GParamSpec *pspec); +static void gst_glsink_get_property (GObject *object, guint prop_id, + GValue *value, GParamSpec *pspec); + +static void gst_glsink_release_conn (GstGLSink *sink); +static void gst_glsink_append_cache (GstGLSink *sink, GstImageData *image); +static gboolean gst_glsink_set_caps (GstGLSink *sink, GstCaps *caps); +/* bufferpool stuff */ +static GstBuffer* gst_glsink_buffer_new (GstBufferPool *pool, + gint64 location, + guint size, gpointer user_data); +static void gst_glsink_buffer_free (GstBufferPool *pool, + GstBuffer *buffer, + gpointer user_data); + +/* prototypes from plugins */ +extern GstImagePlugin* get_gl_rgbimage_plugin (void); +extern GstImagePlugin* get_gl_nvimage_plugin (void); +/* default output */ +extern void gst_glxwindow_new (GstGLSink *sink); + + +static GstPadTemplate *sink_template; + +static GstElementClass *parent_class = NULL; +/* static guint gst_glsink_signals[LAST_SIGNAL] = { 0 }; */ + +static GType +gst_glsink_get_type (void) +{ + static GType videosink_type = 0; + + if (!videosink_type) { + static const GTypeInfo videosink_info = { + sizeof(GstGLSinkClass), + NULL, + NULL, + (GClassInitFunc) gst_glsink_class_init, + NULL, + NULL, + sizeof(GstGLSink), + 0, + (GInstanceInitFunc) gst_glsink_init, + }; + videosink_type = g_type_register_static(GST_TYPE_ELEMENT, "GstGLSink", &videosink_info, 0); + } + return videosink_type; +} + +static void +gst_glsink_class_init (GstGLSinkClass *klass) +{ + GObjectClass *gobject_class; + GstElementClass *gstelement_class; + + gobject_class = (GObjectClass *) klass; + gstelement_class = (GstElementClass *) klass; + + parent_class = g_type_class_ref (GST_TYPE_ELEMENT); + + g_object_class_install_property (gobject_class, ARG_WIDTH, + g_param_spec_int ("width", "Width", "The video width", + G_MININT, G_MAXINT, 0, G_PARAM_READABLE)); /* CHECKME */ + g_object_class_install_property (gobject_class, ARG_HEIGHT, + g_param_spec_int ("height", "Height", "The video height", + G_MININT, G_MAXINT, 0, G_PARAM_READABLE)); /* CHECKME */ + g_object_class_install_property (gobject_class, ARG_FRAMES_DISPLAYED, + g_param_spec_int ("frames_displayed", "Frames Displayed", "The number of frames displayed so far", + G_MININT,G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */ + g_object_class_install_property (gobject_class, ARG_FRAME_TIME, + g_param_spec_int ("frame_time", "Frame time", "The interval between frames", + G_MININT, G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */ + g_object_class_install_property (gobject_class, ARG_HOOK, + g_param_spec_pointer ("hook", "Hook", "The object receiving the output", G_PARAM_WRITABLE)); + g_object_class_install_property (gobject_class, ARG_MUTE, + g_param_spec_boolean ("mute", "Mute", "mute the output ?", FALSE, G_PARAM_READWRITE)); + g_object_class_install_property (gobject_class, ARG_REPAINT, + g_param_spec_boolean ("repaint", "Repaint", "repaint the current frame", FALSE, G_PARAM_WRITABLE)); + g_object_class_install_property (gobject_class, ARG_DEMO, + g_param_spec_int ("demo", "Demo", "demo mode (shows 3D capabilities)",0, 1, 0, G_PARAM_READWRITE)); + g_object_class_install_property (gobject_class, ARG_DUMP, + g_param_spec_boolean ("dump", "Dump", "stores sequence of frames in .ppm files", FALSE, G_PARAM_READWRITE)); + + gobject_class->set_property = gst_glsink_set_property; + gobject_class->get_property = gst_glsink_get_property; + + /*gobject_class->dispose = gst_glsink_dispose; */ + + gstelement_class->change_state = gst_glsink_change_state; + gstelement_class->set_clock = gst_glsink_set_clock; + + /* plugins */ + klass->plugins = NULL; + klass->plugins = g_list_append (klass->plugins, get_gl_rgbimage_plugin ()); + klass->plugins = g_list_append (klass->plugins, get_gl_nvimage_plugin ()); +} + + +/* + GLSink has its own Buffer management - this allows special plugins to create special memory areas for + buffer upload +*/ +static void +gst_glsink_init (GstGLSink *sink) +{ + sink->sinkpad = gst_pad_new_from_template (sink_template, "sink"); + gst_element_add_pad (GST_ELEMENT (sink), sink->sinkpad); + gst_pad_set_chain_function (sink->sinkpad, gst_glsink_chain); + gst_pad_set_link_function (sink->sinkpad, gst_glsink_sinkconnect); + gst_pad_set_getcaps_function (sink->sinkpad, gst_glsink_getcaps); + gst_pad_set_bufferpool_function (sink->sinkpad, gst_glsink_get_bufferpool); + + sink->last_image = NULL; + sink->width = 0; + sink->height = 0; + sink->muted = FALSE; + sink->clock = NULL; + GST_FLAG_SET(sink, GST_ELEMENT_THREAD_SUGGESTED); + GST_FLAG_SET (sink, GST_ELEMENT_EVENT_AWARE); + + /* create bufferpool and image cache */ + GST_DEBUG ("glsink: creating bufferpool"); + sink->bufferpool = gst_buffer_pool_new ( + NULL, + NULL, + (GstBufferPoolBufferNewFunction)gst_glsink_buffer_new, + NULL, + (GstBufferPoolBufferFreeFunction)gst_glsink_buffer_free, + sink); + sink->cache_lock = g_mutex_new(); + sink->cache = NULL; + + /* plugins */ + sink->plugin = NULL; + sink->conn = NULL; + + /* do initialization of default hook here */ + gst_glxwindow_new (sink); +} + +static void +gst_glsink_release_conn (GstGLSink *sink) +{ + if (sink->conn == NULL) return; + + /* free last image if any */ + if (sink->last_image != NULL) + { + gst_buffer_unref (sink->last_image); + sink->last_image = NULL; + } + /* free cache */ + g_mutex_lock (sink->cache_lock); + while (sink->cache) + { + sink->plugin->free_image ((GstImageData *) sink->cache->data); + sink->cache = g_list_delete_link (sink->cache, sink->cache); + } + g_mutex_unlock (sink->cache_lock); + + /* release connection */ + sink->conn->free_conn (sink->conn); + sink->conn = NULL; +} + +static void +gst_glsink_append_cache (GstGLSink *sink, GstImageData *image) +{ + g_mutex_lock (sink->cache_lock); + sink->cache = g_list_prepend (sink->cache, image); + g_mutex_unlock (sink->cache_lock); +} + +/* + Create a new buffer to hand up the chain. + This allows the plugins to make its own decoding buffers + */ +static GstBuffer* +gst_glsink_buffer_new (GstBufferPool *pool, gint64 location, + guint size, gpointer user_data) +{ + GstGLSink *sink; + GstBuffer *buffer; + GstImageData *image; + + sink = GST_GLSINK (user_data); + + /* If cache is non-empty, get buffer from there */ + if (sink->cache != NULL) { + g_mutex_lock (sink->cache_lock); + image = (GstImageData *) sink->cache->data; + sink->cache = g_list_delete_link (sink->cache, sink->cache); + g_mutex_unlock (sink->cache_lock); + } else { + /* otherwise, get one from the plugin */ + image = sink->plugin->get_image (sink->hook, sink->conn); + } + + buffer = gst_buffer_new (); + GST_BUFFER_DATA (buffer) = image->data; + GST_BUFFER_SIZE (buffer) = image->size; + GST_BUFFER_POOL_PRIVATE (buffer) = image; + + return buffer; +} + +/* + Free a buffer that the chain doesn't need anymore. +*/ +static void +gst_glsink_buffer_free (GstBufferPool *pool, GstBuffer *buffer, gpointer user_data) +{ + GstGLSink *sink = GST_GLSINK (gst_buffer_pool_get_user_data (GST_BUFFER_BUFFERPOOL (buffer))); + + gst_glsink_append_cache (sink, (GstImageData *) GST_BUFFER_POOL_PRIVATE (buffer)); + + /* set to NULL so the data is not freed */ + GST_BUFFER_DATA (buffer) = NULL; + + gst_buffer_default_free (buffer); +} + +static GstBufferPool* +gst_glsink_get_bufferpool (GstPad *pad) +{ + GstGLSink *sink = GST_GLSINK (gst_pad_get_parent (pad)); + + return sink->bufferpool; +} + +/* + Set the caps that the application desires. + Go through the plugin list, finding the plugin that first fits the given parameters +*/ +static gboolean +gst_glsink_set_caps (GstGLSink *sink, GstCaps *caps) +{ + //g_warning("in set caps!\n"); + GList *list = ((GstGLSinkClass *) G_OBJECT_GET_CLASS (sink))->plugins; + GstImageConnection *conn = NULL; + while (list) + { + GstImagePlugin *plugin = (GstImagePlugin *) list->data; + if ((conn = plugin->set_caps (sink->hook, caps)) != NULL) + { + gst_glsink_release_conn (sink); + sink->conn = conn; + sink->plugin = plugin; + sink->conn->open_conn (sink->conn, sink->hook); + return TRUE; + } + list = g_list_next (list); + } + return FALSE; +} + +/** +Link the input video sink internally. +*/ +static GstPadLinkReturn +gst_glsink_sinkconnect (GstPad *pad, GstCaps *caps) +{ + fprintf(stderr, "in sinkconnect!\n"); + GstGLSink *sink; + guint32 fourcc, print_format; + + sink = GST_GLSINK (gst_pad_get_parent (pad)); + + /* we are not going to act on variable caps */ + if (!GST_CAPS_IS_FIXED (caps)) + return GST_PAD_LINK_DELAYED; + + /* try to set the caps on the output */ + if (gst_glsink_set_caps (sink, caps) == FALSE) + { + return GST_PAD_LINK_REFUSED; + } + + /* remember width & height */ + gst_caps_get_int (caps, "width", &sink->width); + gst_caps_get_int (caps, "height", &sink->height); + + gst_caps_get_fourcc_int (caps, "format", &fourcc); + print_format = GULONG_FROM_LE (fourcc); + GST_DEBUG ("glsink: setting %08x (%4.4s) %dx%d\n", + fourcc, (gchar*)&print_format, sink->width, sink->height); + + /* emit signal */ + g_object_freeze_notify (G_OBJECT (sink)); + g_object_notify (G_OBJECT (sink), "width"); + g_object_notify (G_OBJECT (sink), "height"); + g_object_thaw_notify (G_OBJECT (sink)); + + return GST_PAD_LINK_OK; +} +static GstCaps * +gst_glsink_getcaps (GstPad *pad, GstCaps *caps) +{ + //g_warning("in get caps!\n"); + /* what is the "caps" parameter good for? */ + GstGLSink *sink = GST_GLSINK (gst_pad_get_parent (pad)); + GstCaps *ret = NULL; + GList *list = ((GstGLSinkClass *) G_OBJECT_GET_CLASS (sink))->plugins; + + while (list) + { + ret = gst_caps_append (ret, ((GstImagePlugin *) list->data)->get_caps (sink->hook)); + list = g_list_next (list); + } + + return ret; +} + +static void +gst_glsink_set_clock (GstElement *element, GstClock *clock) +{ + GstGLSink *sink = GST_GLSINK (element); + + sink->clock = clock; +} +static void +gst_glsink_chain (GstPad *pad, GstData *_data) +{ + //g_warning("in glsink_chain!\n"); + GstBuffer *buf = GST_BUFFER (_data); + GstGLSink *sink; + //GstClockTime time = GST_BUFFER_TIMESTAMP (buf); + GstBuffer *buffer; + //static int frame_drops = 0; + + g_return_if_fail (pad != NULL); + g_return_if_fail (GST_IS_PAD (pad)); + g_return_if_fail (buf != NULL); + + sink = GST_GLSINK (gst_pad_get_parent (pad)); + + if (GST_IS_EVENT (buf)) { + GstEvent *event = GST_EVENT (buf); + + switch (GST_EVENT_TYPE (event)) { + default: + gst_pad_event_default (pad, event); + } + return; + } + GST_DEBUG ("glsink: clock wait: %llu %u", + GST_BUFFER_TIMESTAMP (buf), GST_BUFFER_SIZE (buf)); + +#if 0 + if (sink->clock && time != -1) { + if (time < gst_clock_get_time(sink->clock)) + { + g_warning("Frame drop (%d consecutive) !!", frame_drops); + /* we are going to drop late buffers */ + gst_buffer_unref (buf); + frame_drops++; + return; + } + frame_drops = 0; // we made it - reset time + + GstClockReturn ret; + GstClockID id = gst_clock_new_single_shot_id (sink->clock, GST_BUFFER_TIMESTAMP (buf)); + + ret = gst_element_clock_wait (GST_ELEMENT (sink), id, NULL); + gst_clock_id_free (id); + + /* we are going to drop early buffers */ + if (ret == GST_CLOCK_EARLY) { + gst_buffer_unref (buf); + return; + } + } +#endif + + /* call the notify _before_ displaying so the handlers can react */ + sink->frames_displayed++; + g_object_notify (G_OBJECT (sink), "frames_displayed"); + + if (!sink->muted) + { + /* free last_image, if any */ + if (sink->last_image != NULL) + gst_buffer_unref (sink->last_image); + if (sink->bufferpool && GST_BUFFER_BUFFERPOOL (buf) == sink->bufferpool) { + // awful hack ! But I currently have no other solution without changing the API + sink->hook->demo = sink->demo; + sink->hook->dumpvideo = sink->dumpvideo; + + sink->plugin->put_image (sink->hook, (GstImageData *) GST_BUFFER_POOL_PRIVATE (buf)); + sink->last_image = buf; + } else { + buffer = gst_buffer_new_from_pool (gst_glsink_get_bufferpool (sink->sinkpad), + 0, GST_BUFFER_SIZE (buf)); + memcpy (GST_BUFFER_DATA (buffer), GST_BUFFER_DATA (buf), + GST_BUFFER_SIZE (buf) > GST_BUFFER_SIZE (buffer) ? + GST_BUFFER_SIZE (buffer) : GST_BUFFER_SIZE (buf)); + + sink->plugin->put_image (sink->hook, (GstImageData *) GST_BUFFER_POOL_PRIVATE (buffer)); + + sink->last_image = buffer; + gst_buffer_unref (buf); + } + } + +} + + +static void +gst_glsink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) +{ + //g_warning("in set_property!\n"); + GstGLSink *sink; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail (GST_IS_GLSINK (object)); + + sink = GST_GLSINK (object); + + switch (prop_id) { + case ARG_FRAMES_DISPLAYED: + sink->frames_displayed = g_value_get_int (value); + g_object_notify (object, "frames_displayed"); + break; + case ARG_FRAME_TIME: + sink->frame_time = g_value_get_int (value); + break; + case ARG_HOOK: + if (sink->hook) + { + sink->hook->free_info (sink->hook); + } + sink->hook = g_value_get_pointer (value); + break; + case ARG_MUTE: + sink->muted = g_value_get_boolean (value); + g_object_notify (object, "mute"); + break; + case ARG_DEMO: + sink->demo = g_value_get_int (value); + g_object_notify (object, "demo"); + break; + case ARG_DUMP: + sink->dumpvideo = g_value_get_boolean (value); + g_object_notify (object, "dump"); + break; + case ARG_REPAINT: + if (sink->last_image != NULL) { + sink->plugin->put_image (sink->hook, (GstImageData *) GST_BUFFER_POOL_PRIVATE (sink->last_image)); + } + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gst_glsink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) +{ + //g_warning("in get_property!\n"); + GstGLSink *sink; + + /* it's not null if we got it, but it might not be ours */ + sink = GST_GLSINK(object); + + switch (prop_id) { + case ARG_WIDTH: + g_value_set_int (value, sink->width); + break; + case ARG_HEIGHT: + g_value_set_int (value, sink->height); + break; + case ARG_FRAMES_DISPLAYED: + g_value_set_int (value, sink->frames_displayed); + break; + case ARG_FRAME_TIME: + g_value_set_int (value, sink->frame_time/1000000); + break; + case ARG_MUTE: + g_value_set_boolean (value, sink->muted); + break; + case ARG_DEMO: + g_value_set_int (value, sink->demo); + break; + case ARG_DUMP: + g_value_set_boolean (value, sink->dumpvideo); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + + +static GstElementStateReturn +gst_glsink_change_state (GstElement *element) +{ + //g_warning("in change_state!\n"); + GstGLSink *sink; + + sink = GST_GLSINK (element); + + switch (GST_STATE_TRANSITION (element)) { + case GST_STATE_NULL_TO_READY: + break; + case GST_STATE_READY_TO_PAUSED: + { + //g_warning("Going GST_STATE_READY_TO_PAUSED: %p", sink->conn); + } + break; + case GST_STATE_PAUSED_TO_PLAYING: + { + //g_warning("Going GST_STATE_PAUSED_TO_PLAYING: %p", sink->conn); + } + break; + case GST_STATE_PLAYING_TO_PAUSED: + break; + case GST_STATE_PAUSED_TO_READY: + if (sink->conn) + sink->conn->close_conn (sink->conn, sink->hook); + if (sink->last_image) { + gst_buffer_unref (sink->last_image); + sink->last_image = NULL; + } + break; + case GST_STATE_READY_TO_NULL: + gst_glsink_release_conn (sink); + break; + } + + parent_class->change_state (element); + + return GST_STATE_SUCCESS; +} + +#if 1 +/* default template - initiated with class struct to allow gst-register to work + with X running */ +GST_PAD_TEMPLATE_FACTORY (gst_glsink_sink_template_factory, + "sink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + GST_CAPS_NEW ( "glsink_rgbsink", "video/x-raw-rgb", + "framerate", GST_PROPS_FLOAT_RANGE(0, G_MAXFLOAT), + "width", GST_PROPS_INT_RANGE(0, G_MAXINT), + "height", GST_PROPS_INT_RANGE(0, G_MAXINT)), + GST_CAPS_NEW ( "glsink_yuvsink", "video/x-raw-yuv", + "framerate", GST_PROPS_FLOAT_RANGE(0, G_MAXFLOAT), + "width", GST_PROPS_INT_RANGE(0, G_MAXINT), + "height", GST_PROPS_INT_RANGE(0, G_MAXINT)) +) +#endif + + +static gboolean +plugin_init (GModule *module, GstPlugin *plugin) +{ + GstElementFactory *factory; + + /* Loading the library containing GstVideoSink, our parent object */ + if (!gst_library_load ("gstvideo")) + return FALSE; + + /* create an elementfactory for the xvideosink element */ + factory = gst_element_factory_new("glsink",GST_TYPE_GLSINK, + &gst_glsink_details); + + if (factory == NULL) + { + g_warning("DANGER; WILL !\n"); + } + + g_warning("INIT GST_LITTLE_ENDIAN %d!\n", G_LITTLE_ENDIAN); + g_return_val_if_fail(factory != NULL, FALSE); + + /* this is needed later on in the _real_ init (during a gst-launch) */ + sink_template = gst_pad_template_new ( + "sink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + NULL); + +#if 0 + gst_element_factory_add_pad_template (factory, sink_template); +#else + gst_element_factory_add_pad_template ( + factory, + GST_PAD_TEMPLATE_GET (gst_glsink_sink_template_factory)); +#endif + + gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); + + return TRUE; +} + +GstPluginDesc plugin_desc = { + GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "glsink", + plugin_init +}; diff --git a/sys/glsink/gstglsink.h b/sys/glsink/gstglsink.h new file mode 100644 index 00000000..8a34df9a --- /dev/null +++ b/sys/glsink/gstglsink.h @@ -0,0 +1,96 @@ +/* GStreamer + * Copyright (C) 2002 The GStreamer Team + * <gstreamer-devel@lists.sourceforge.net> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + + +#ifndef __GST_VIDEOSINK_H__ +#define __GST_VIDEOSINK_H__ + +#include <gst/gst.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#define MAX_FLIP_BUFFERS 1 + +typedef struct _GstImageInfo GstImageInfo; +struct _GstImageInfo { + gulong id; + int demo; + int dumpvideo; + void (*free_info) (GstImageInfo *info); +}; + + +typedef struct _GstImageData GstImageData; +struct _GstImageData { + gint size; + gchar *data; +}; + +typedef struct _GstImageConnection GstImageConnection; +struct _GstImageConnection { + void (*open_conn) (GstImageConnection *conn, GstImageInfo *info); + void (*close_conn) (GstImageConnection *conn, GstImageInfo *info); + void (*free_conn) (GstImageConnection *conn); +}; + +typedef GstCaps * (*GstImagePluginGetCapsFunc) (GstImageInfo *info); +typedef GstImageConnection * (*GstImagePluginSetCapsFunc) (GstImageInfo *info, GstCaps *caps); +typedef GstImageData* (*GstImagePluginGetImageFunc) (GstImageInfo *info, GstImageConnection *conn); +typedef void (*GstImagePluginPutImageFunc) (GstImageInfo *info, GstImageData *image); +typedef void (*GstImagePluginFreeImageFunc) (GstImageData *image); + +typedef struct _GstImagePlugin GstImagePlugin; +struct _GstImagePlugin { + GstImagePluginGetCapsFunc get_caps; + GstImagePluginSetCapsFunc set_caps; + GstImagePluginGetImageFunc get_image; + GstImagePluginPutImageFunc put_image; + GstImagePluginFreeImageFunc free_image; +}; + +typedef struct _GstGLImageInfo GstGLImageInfo; +/* stuff about our window grouped together */ +struct _GstGLImageInfo { + GstImageInfo info; + Display *dpy; + int screen; + Window win; + GLXContext ctx; + XSetWindowAttributes attr; + Bool fs; + //XF86VidModeModeInfo deskMode; + int x, y; + unsigned int width, height; + unsigned int depth; + /* window specific from here */ + GstElement *sink; + gulong handler_id; + float rotX,rotY,zoom, zoomdir; +}; + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + + +#endif /* __GST_VIDEOSINK_H__ */ diff --git a/sys/glsink/gstglxwindow.c b/sys/glsink/gstglxwindow.c new file mode 100644 index 00000000..79b743a0 --- /dev/null +++ b/sys/glsink/gstglxwindow.c @@ -0,0 +1,241 @@ +/* This stores the common OpenGL initialization stuff for all instances */ + +/* gcc -ansi -pedantic on GNU/Linux causes warnings and errors + * unless this is defined: + * warning: #warning "Files using this header must be compiled with _SVID_SOURCE or _XOPEN_SOURCE" + */ +#ifndef _XOPEN_SOURCE +# define _XOPEN_SOURCE 1 +#endif + +#include <X11/Xlib.h> +#include <GL/glx.h> +#include <GL/gl.h> +#include <GL/glu.h> +#include "gstglsink.h" +#include <string.h> /* strncmp */ + +/* attributes for a single buffered visual in RGBA format with at least + * 4 bits per color and a 16 bit depth buffer */ +static int attrListSgl[] = +{ + GLX_RGBA, GLX_RED_SIZE, 4, + GLX_GREEN_SIZE, 4, + GLX_BLUE_SIZE, 4, + GLX_DEPTH_SIZE, 16, + None +}; + +/* attributes for a double buffered visual in RGBA format with at least + * 4 bits per color and a 16 bit depth buffer */ +static int attrListDbl[] = + { + GLX_RGBA, GLX_DOUBLEBUFFER, + GLX_RED_SIZE, 4, + GLX_GREEN_SIZE, 4, + GLX_BLUE_SIZE, 4, + GLX_DEPTH_SIZE, 16, + None + }; + + +GLfloat LightAmbient[] = { 0.1, 0.1, 0.1, 1.0 }; /* reddish ambient light */ +GLfloat LightDiffuse[] = { 0.6, 0.6, 0.6, 1.0 }; /* bluish diffuse light. */ +GLfloat LightPosition[] = { 1.5, 1.5, 1.5, 0.0 }; /* position */ + + +static void +gst_glxwindow_free (GstImageInfo *info) +{ + GstGLImageInfo *window = (GstGLImageInfo *) info; + + g_signal_handler_disconnect (window->sink, window->handler_id); + + if (window->ctx) + { + if (!glXMakeCurrent(window->dpy, None, NULL)) + { + printf("Could not release drawing context.\n"); + } + glXDestroyContext(window->dpy, window->ctx); + window->ctx = NULL; + } +#if 0 + /* switch back to original desktop resolution if we were in fs */ + if (GLWin.fs) + { + XF86VidModeSwitchToMode(GLWin.dpy, GLWin.screen, &GLWin.deskMode); + XF86VidModeSetViewPort(GLWin.dpy, GLWin.screen, 0, 0); + } +#endif + XCloseDisplay (window->dpy); + g_free (window); +} + +static void +gst_glxwindow_callback(GObject *object, GParamSpec *pspec, GstGLImageInfo *data) +{ + XWindowAttributes attr; + XGetWindowAttributes(data->dpy, data->win, &attr); + + if (strncmp (pspec->name, "width", 5) == 0 || strncmp (pspec->name, "height", 6) == 0) + { + gint w = 0; + gint h = 0; + g_object_get (object, "width", &w, NULL); + g_object_get (object, "height", &h, NULL); + if (w != attr.width || h != attr.height) + { + attr.width = w; + attr.height = h; + XResizeWindow (data->dpy, data->win, attr.width, attr.height); + XMapRaised (data->dpy, data->win); + + // resize OpenGL + //g_warning("resizing in OpenGL"); + glViewport(0, 0, (GLint) w, (GLint) h); + glMatrixMode(GL_PROJECTION); + glLoadIdentity(); + + GLfloat aspect = (GLfloat) h / (GLfloat) w; + glFrustum(-1.0, 1.0, -aspect, aspect, 5.0, 500.0); + } + } + if (attr.width != data->width || attr.height != data->height) + { + data->width = attr.width; + data->height = attr.height; + } + +} + +void +gst_glxwindow_new (GstElement *sink) +{ + //XGCValues values; + GstGLImageInfo *new; + int glxMajorVersion, glxMinorVersion; + //XSetWindowAttributes attrib; + XVisualInfo *vi; + Atom wmDelete; + Window winDummy; + unsigned int borderDummy; + Colormap cmap; + char* title = "GLSink (experimental)"; + + new = g_new0 (GstGLImageInfo, 1); + + if (sink == NULL) + { + sink = gst_element_factory_make ("glsink", "glsink"); + g_assert (sink != NULL); + } + + /* fill in the ImageInfo */ + new->info.id = GST_MAKE_FOURCC ('X', 'l', 'i', 'b'); + new->info.free_info = gst_glxwindow_free; + + new->dpy = XOpenDisplay (NULL); + if (!new->dpy) { + g_warning ("open display failed!\n"); + g_free (new); + return; + } + new->screen = DefaultScreen(new->dpy); + /* get an appropriate visual */ + vi = glXChooseVisual(new->dpy, new->screen, attrListDbl); + if (vi == NULL) + { + vi = glXChooseVisual(new->dpy, new->screen, attrListSgl); + GST_DEBUG("Only Singlebuffered Visual!\n"); + } + else + { + GST_DEBUG("Got Doublebuffered Visual!\n"); + } + glXQueryVersion(new->dpy, &glxMajorVersion, &glxMinorVersion); + GST_DEBUG("glX-Version %d.%d\n", glxMajorVersion, glxMinorVersion); + + /* create a GLX context */ + new->ctx = glXCreateContext(new->dpy, vi, 0, GL_TRUE); + /* create a color map */ + cmap = XCreateColormap(new->dpy, RootWindow(new->dpy, vi->screen), + vi->visual, AllocNone); + new->attr.colormap = cmap; + new->attr.border_pixel = 0; + + /* set sizes */ + new->x = 0; + new->y = 0; + new->width = 10; + new->height = 10; + + new->rotX = 0; + new->rotY = 0; + new->zoom = 1; + new->zoomdir = 0.01; + + { + /* create a window in window mode*/ + new->attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | + StructureNotifyMask; + new->win = XCreateWindow(new->dpy, RootWindow(new->dpy, vi->screen), + new->x, new->y, new->width, new->height, 0, vi->depth, InputOutput, vi->visual, + CWBorderPixel | CWColormap | CWEventMask, &new->attr); + if (!new->win) + { + g_warning ("create window failed\n"); + g_free (new); + return; + } + /* only set window title and handle wm_delete_events if in windowed mode */ + wmDelete = XInternAtom(new->dpy, "WM_DELETE_WINDOW", True); + XSetWMProtocols(new->dpy, new->win, &wmDelete, 1); + XSetStandardProperties(new->dpy, new->win, title, + title, None, NULL, 0, NULL); + XMapRaised(new->dpy, new->win); + } + /* connect the glx-context to the window */ + glXMakeCurrent(new->dpy, new->win, new->ctx); + XGetGeometry(new->dpy, new->win, &winDummy, &new->x, &new->y, + &new->width, &new->height, &borderDummy, &new->depth); + printf("Depth %d\n", new->depth); + if (glXIsDirect(new->dpy, new->ctx)) + GST_DEBUG ("Congrats, you have Direct Rendering!\n"); + else + GST_DEBUG ("Sorry, no Direct Rendering possible!\n"); + + GST_DEBUG("Initializing OpenGL parameters\n"); + /* initialize OpenGL drawing */ + glEnable(GL_DEPTH_TEST); + //glShadeModel(GL_SMOOTH); + + glEnable(GL_TEXTURE_2D); + glDisable(GL_CULL_FACE); + glClearDepth(1.0f); + glClearColor(0, 0, 0, 0); + + glLightfv(GL_LIGHT0, GL_AMBIENT, LightAmbient); /* add lighting. (ambient) */ + glLightfv(GL_LIGHT0, GL_DIFFUSE, LightDiffuse); /* add lighting. (diffuse). */ + glLightfv(GL_LIGHT0, GL_POSITION,LightPosition); /* set light position. */ + + //glEnable(GL_LIGHT0); // Quick And Dirty Lighting (Assumes Light0 Is Set Up) + //glEnable(GL_LIGHTING); // Enable Lighting + glDisable(GL_COLOR_MATERIAL); // Enable Material Coloring + glEnable(GL_AUTO_NORMAL); // let OpenGL generate the Normals + + glDisable(GL_BLEND); + + glPolygonMode(GL_FRONT, GL_FILL); + glPolygonMode(GL_BACK, GL_FILL); + + glShadeModel(GL_SMOOTH); + glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST); + + XSelectInput (new->dpy, new->win, ExposureMask | StructureNotifyMask); + + g_object_set (sink, "hook", new, NULL); + new->sink = sink; + new->handler_id = g_signal_connect (sink, "notify", G_CALLBACK (gst_glxwindow_callback), new); +} + diff --git a/sys/glsink/regcomb_yuvrgb.c b/sys/glsink/regcomb_yuvrgb.c new file mode 100644 index 00000000..0c953c6f --- /dev/null +++ b/sys/glsink/regcomb_yuvrgb.c @@ -0,0 +1,349 @@ +// these includes don't do a lot in Linux, they are more needed in Win32 (for the OpenGL function call pointers) +// but they are used at least for checking if the necessary extensions are present +#include "ARB_multitexture.h" +#include "NV_register_combiners.h" +#include "EXT_paletted_texture.h" + +/*********************************************************************************************** + INTERESTING PART: * + handles initialization of the Nvidia register combiners for YUV->RGB conversion. + This code was created by Jens Schneider <schneider@glhint.de> + ***********************************************************************************************/ + +GLuint Yhandle; +GLuint Uhandle; +GLuint Vhandle; +unsigned char *YPlane; +unsigned char *UPlane; +unsigned char *VPlane; + +// YUV 4:2:2 example +unsigned int Ywidth=512, Yheight=512; +unsigned int UVwidth=256, UVheight=512; + +int tex_xsize, tex_ysize; + +void GenerateRGBTables(unsigned char *Ytable, // Y-palette + unsigned char *Utable, // U-palette + unsigned char *Vtable, // V-palette + float *bias, // bias (fourth vector to be added) + float *Uscale, // scaling color for U + float *Vscale) // scaling color for V +{ + int i; + const float mat[9]= { // the modified YUV->RGB matrix + +1.130469478f,-0.058755723f,+1.596026304f, + +1.130469478f,-0.450515935f,-0.812967512f, + +1.130469478f,+1.958477882f, 0.0f + }; + #define COMPRESS(a)(0.5f*(a)+128.0f) // counter-piece to EXPAND_NORMAL + #define fCOMPRESS(a) (0.5f*(a)+0.5f); + #define XCLAMP(a) ((a)<0.0f ? 0.0f : ((a)>255.0f ? 255.0f : (a))) // should not be necessary, but what do you know. + bias[0]=fCOMPRESS(-0.842580964f); + bias[1]=fCOMPRESS(+0.563287723f); + bias[2]=fCOMPRESS(-1.0f); + bias[3]=0.0f; + Uscale[0]=8.0f/255.0f; + Uscale[1]=60.0f/255.0f; + Uscale[2]=250.0f/255.0f; + Uscale[3]=0.0f; + Vscale[0]=204.0f/255.0f; + Vscale[1]=105.0f/255.0f; + Vscale[2]=0.5f; + Vscale[3]=0.0f; + for (i=0; i<256; i++) { + // Y-table holds unsigned values + Ytable[3*i ]=(unsigned char)XCLAMP(mat[0]*(float)i); // R + Ytable[3*i+1]=(unsigned char)XCLAMP(mat[3]*(float)i); // G + Ytable[3*i+2]=(unsigned char)XCLAMP(mat[6]*(float)i); // B + // U-table holds signed values + Utable[3*i ]=(unsigned char)XCLAMP(COMPRESS(255.0f/ 16.0f*mat[1]*(float)i)); // R + Utable[3*i+1]=(unsigned char)XCLAMP(COMPRESS(255.0f/120.0f*mat[4]*(float)i)); // G + Utable[3*i+2]=(unsigned char)XCLAMP(COMPRESS(255.0f/500.0f*mat[7]*(float)i)); // B + // V-table holds signed values + Vtable[3*i ]=(unsigned char)XCLAMP(COMPRESS(255.0f/408.0f*mat[2]*(float)i)); // R + Vtable[3*i+1]=(unsigned char)XCLAMP(COMPRESS(255.0f/210.0f*mat[5]*(float)i)); // G + Vtable[3*i+2]=(unsigned char)(128.0f-14.0f); // G constant + } + #undef fCOMPRESS + #undef COMPRESS + #undef XCLAMP +} + + +// Sets the constants. Call once prior to rendering. +void SetConsts(float *bias, float *Uscale, float *Vscale) { + glEnable(GL_REGISTER_COMBINERS_NV); + glColor3fv(bias); + //printf("%f %f %f\n",bias[0],bias[1],bias[2]); + glCombinerParameterfvNV(GL_CONSTANT_COLOR0_NV,Uscale); + glCombinerParameterfvNV(GL_CONSTANT_COLOR1_NV,Vscale); +} + +/* + * SOFTWARE PATH + */ + +inline void map_EXPAND_NORMAL(float *v) { + v[0]=2.0f*v[0]-1.0f; + v[1]=2.0f*v[1]-1.0f; + v[2]=2.0f*v[2]-1.0f; +} + +inline void map_UNSIGNED_INVERT(float *v) { + v[0]=1.0f-v[0]; + v[1]=1.0f-v[1]; + v[2]=1.0f-v[2]; +} + +inline void map_UNSIGNED_IDENTITY(float *v) { + v[0]=(v[0]<0.0f ? 0.0f : v[0]); + v[1]=(v[1]<0.0f ? 0.0f : v[1]); + v[2]=(v[2]<0.0f ? 0.0f : v[2]); +} + +inline void map_SIGNED_IDENTITY(float *v) { +} + +inline void omap_SCALE_BY_TWO(float *v) { + v[0]*=2.0f; + v[1]*=2.0f; + v[2]*=2.0f; +} + +inline void omap_SCALE_BY_ONE_HALF(float *v) { + v[0]*=0.5f; + v[1]*=0.5f; + v[2]*=0.5f; +} + +inline void omap_RANGE(float *v) { + v[0]=(v[0]<-1.0f ? -1.0f : (v[0]>1.0f ? 1.0f : v[0])); + v[1]=(v[1]<-1.0f ? -1.0f : (v[1]>1.0f ? 1.0f : v[1])); + v[2]=(v[2]<-1.0f ? -1.0f : (v[2]>1.0f ? 1.0f : v[2])); +} + + +inline void omap_CLAMP_01(float *v) { + v[0]=(v[0]<0.0f ? 0.0f : (v[0]>1.0f ? 1.0f : v[0])); + v[1]=(v[1]<0.0f ? 0.0f : (v[1]>1.0f ? 1.0f : v[1])); + v[2]=(v[2]<0.0f ? 0.0f : (v[2]>1.0f ? 1.0f : v[2])); +} + +void PerformSWCombiner(unsigned char *Result, + unsigned char *tex0, + unsigned char *tex1, + unsigned char *tex2, + float *COLOR0, + float *CONST0, + float *CONST1 + ) +{ + float SPARE0[3]; + float SPARE1[3]; + float A[3],B[3],C[3],D[3]; + float TEX0[3],TEX1[3],TEX2[3]; + float ZERO[3]={0.0f,0.0f,0.0f}; + + TEX0[0]=(float)tex0[0]/255.0f; + TEX0[1]=(float)tex0[1]/255.0f; + TEX0[2]=(float)tex0[2]/255.0f; + + TEX1[0]=(float)tex1[0]/255.0f; + TEX1[1]=(float)tex1[1]/255.0f; + TEX1[2]=(float)tex1[2]/255.0f; + + TEX2[0]=(float)tex2[0]/255.0f; + TEX2[1]=(float)tex2[1]/255.0f; + TEX2[2]=(float)tex2[2]/255.0f; + + // Combiner Stage 0: + memcpy(A,TEX0,3*sizeof(float)); map_UNSIGNED_IDENTITY(A); + memcpy(B,ZERO,3*sizeof(float)); map_UNSIGNED_INVERT(B); + memcpy(C,COLOR0,3*sizeof(float)); map_EXPAND_NORMAL(C); + memcpy(D,ZERO,3*sizeof(float)); map_UNSIGNED_INVERT(D); + SPARE0[0]=A[0]*B[0]+C[0]*D[0]; + SPARE0[1]=A[1]*B[1]+C[1]*D[1]; + SPARE0[2]=A[2]*B[2]+C[2]*D[2]; + omap_SCALE_BY_ONE_HALF(SPARE0); + omap_RANGE(SPARE0); + + // Combiner Stage 1: + memcpy(A,TEX1,3*sizeof(float)); map_EXPAND_NORMAL(A); + memcpy(B,CONST0,3*sizeof(float)); map_UNSIGNED_IDENTITY(B); + memcpy(C,TEX2,3*sizeof(float)); map_EXPAND_NORMAL(C); + memcpy(D,CONST1,3*sizeof(float)); map_UNSIGNED_IDENTITY(D); + SPARE1[0]=A[0]*B[0]+C[0]*D[0]; + SPARE1[1]=A[1]*B[1]+C[1]*D[1]; + SPARE1[2]=A[2]*B[2]+C[2]*D[2]; + omap_RANGE(SPARE1); + + // Combiner Stage 2: + memcpy(A,SPARE0,3*sizeof(float)); map_SIGNED_IDENTITY(A); + memcpy(B,ZERO,3*sizeof(float)); map_UNSIGNED_INVERT(B); + memcpy(C,SPARE1,3*sizeof(float)); map_SIGNED_IDENTITY(C); + memcpy(D,ZERO,3*sizeof(float)); map_UNSIGNED_INVERT(D); + SPARE0[0]=A[0]*B[0]+C[0]*D[0]; + SPARE0[1]=A[1]*B[1]+C[1]*D[1]; + SPARE0[2]=A[2]*B[2]+C[2]*D[2]; + omap_SCALE_BY_TWO(SPARE0); + omap_RANGE(SPARE0); + + // Final Combiner Stage: + memcpy(A,ZERO,3*sizeof(float)); map_UNSIGNED_INVERT(A); + memcpy(B,SPARE0,3*sizeof(float)); map_UNSIGNED_IDENTITY(B); + memcpy(C,ZERO,3*sizeof(float)); map_UNSIGNED_IDENTITY(C); + memcpy(D,ZERO,3*sizeof(float)); map_UNSIGNED_IDENTITY(D); + SPARE0[0]=A[0]*B[0]+(1.0f-A[0])*C[0]+D[0]; + SPARE0[1]=A[1]*B[1]+(1.0f-A[1])*C[1]+D[1]; + SPARE0[2]=A[2]*B[2]+(1.0f-A[2])*C[2]+D[2]; + omap_CLAMP_01(SPARE0); + Result[0]=(unsigned char)(SPARE0[0]*255.0f); + Result[1]=(unsigned char)(SPARE0[1]*255.0f); + Result[2]=(unsigned char)(SPARE0[2]*255.0f); +} + +// Sets up the register combiners. Call once prior to rendering +void SetupCombiners(void) +{ + glCombinerParameteriNV(GL_NUM_GENERAL_COMBINERS_NV,3); + // Combiner Stage 0: th. OK + glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_A_NV,GL_TEXTURE0_ARB, GL_UNSIGNED_IDENTITY_NV,GL_RGB); + glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_B_NV,GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); + glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_C_NV,GL_PRIMARY_COLOR_NV,GL_EXPAND_NORMAL_NV, GL_RGB); + glCombinerInputNV (GL_COMBINER0_NV,GL_RGB,GL_VARIABLE_D_NV,GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); + glCombinerOutputNV(GL_COMBINER0_NV,GL_RGB,GL_DISCARD_NV,GL_DISCARD_NV,GL_SPARE0_NV,GL_SCALE_BY_ONE_HALF_NV,GL_NONE,GL_FALSE,GL_FALSE,GL_FALSE); + // Combiner Stage 1: th. OK + glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_A_NV,GL_TEXTURE1_ARB, GL_EXPAND_NORMAL_NV, GL_RGB); + glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_B_NV,GL_CONSTANT_COLOR0_NV,GL_UNSIGNED_IDENTITY_NV,GL_RGB); + glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_C_NV,GL_TEXTURE2_ARB, GL_EXPAND_NORMAL_NV, GL_RGB); + glCombinerInputNV (GL_COMBINER1_NV,GL_RGB,GL_VARIABLE_D_NV,GL_CONSTANT_COLOR1_NV,GL_UNSIGNED_IDENTITY_NV,GL_RGB); + glCombinerOutputNV(GL_COMBINER1_NV,GL_RGB,GL_DISCARD_NV,GL_DISCARD_NV,GL_SPARE1_NV,GL_NONE,GL_NONE,GL_FALSE,GL_FALSE,GL_FALSE); + // Combiner Stage 2: th. OK + glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_A_NV,GL_SPARE0_NV, GL_SIGNED_IDENTITY_NV, GL_RGB); + glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_B_NV,GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); + glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_C_NV,GL_SPARE1_NV, GL_SIGNED_IDENTITY_NV, GL_RGB); + glCombinerInputNV (GL_COMBINER2_NV,GL_RGB,GL_VARIABLE_D_NV,GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); + glCombinerOutputNV(GL_COMBINER2_NV,GL_RGB,GL_DISCARD_NV,GL_DISCARD_NV,GL_SPARE0_NV,GL_SCALE_BY_TWO_NV,GL_NONE,GL_FALSE,GL_FALSE,GL_FALSE); + // Final Sage: th. OK + glFinalCombinerInputNV(GL_VARIABLE_A_NV,GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_RGB); + glFinalCombinerInputNV(GL_VARIABLE_B_NV,GL_SPARE0_NV,GL_UNSIGNED_IDENTITY_NV,GL_RGB); + glFinalCombinerInputNV(GL_VARIABLE_C_NV,GL_ZERO, GL_UNSIGNED_IDENTITY_NV,GL_RGB); + glFinalCombinerInputNV(GL_VARIABLE_D_NV,GL_ZERO, GL_UNSIGNED_IDENTITY_NV,GL_RGB); + glFinalCombinerInputNV(GL_VARIABLE_G_NV,GL_ZERO, GL_UNSIGNED_INVERT_NV, GL_ALPHA); +} + + +unsigned int PowerOfTwo(unsigned int i) { + unsigned int bitsum=0; + unsigned int shifts=0; + unsigned int j=(unsigned int)i; + // Check wether i is a power of two - may contain at most one set bit + do { + bitsum+=j&1; + j=j>>1; + ++shifts; + } while (j>0); + if (bitsum==1) return i; + else return (1<<shifts); +} + + +// Initializes textures. Call once prior to rendering +void InitYUVPlanes(GLuint *Yhandle, GLuint *Uhandle, GLuint *Vhandle, + unsigned int Ywidth, unsigned int Yheight, + unsigned int UVwidth, unsigned int UVheight, + GLenum filter, // filter should be either GL_NEAREST or GL_LINEAR. Test this! + unsigned char* Ypal, unsigned char *Upal, unsigned char *Vpal) +{ + glGenTextures(1,Yhandle); + glGenTextures(1,Uhandle); + glGenTextures(1,Vhandle); + glBindTexture(GL_TEXTURE_2D,(*Yhandle)); +#ifdef _WIN32 + glColorTableEXT(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Ypal); +#else // Hopefully Linux + glColorTable(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Ypal); +#endif + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,filter); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,filter); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP); + tex_xsize = PowerOfTwo(Ywidth); + tex_ysize = PowerOfTwo(Yheight); + glTexImage2D(GL_TEXTURE_2D,0,GL_COLOR_INDEX8_EXT,PowerOfTwo(Ywidth),PowerOfTwo(Yheight),0,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,NULL); + + glBindTexture(GL_TEXTURE_2D,(*Uhandle)); +#ifdef _WIN32 + glColorTableEXT(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Upal); +#else // Hopefully Linux + glColorTable(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Upal); +#endif + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,filter); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,filter); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP); + glTexImage2D(GL_TEXTURE_2D,0,GL_COLOR_INDEX8_EXT,PowerOfTwo(UVwidth),PowerOfTwo(UVheight),0,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,NULL); + + glBindTexture(GL_TEXTURE_2D,(*Vhandle)); +#ifdef _WIN32 + glColorTableEXT(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Vpal); +#else // Hopefully Linux + glColorTable(GL_TEXTURE_2D,GL_RGB8,256,GL_RGB,GL_UNSIGNED_BYTE,Vpal); +#endif + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,filter); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,filter); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP); + glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP); + glTexImage2D(GL_TEXTURE_2D,0,GL_COLOR_INDEX8_EXT,PowerOfTwo(UVwidth),PowerOfTwo(UVheight),0,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,NULL); +} + +void LoadYUVPlanes(GLuint Yhandle, GLuint Uhandle, GLuint Vhandle, + unsigned int Ywidth, unsigned int Yheight, + unsigned int UVwidth, unsigned int UVheight, + unsigned char *Ydata, + unsigned char *Udata, + unsigned char *Vdata) +{ + glActiveTextureARB(GL_TEXTURE0_ARB); + glBindTexture(GL_TEXTURE_2D,Yhandle); + glTexSubImage2D(GL_TEXTURE_2D,0,0,0,Ywidth,Yheight,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,Ydata); + glEnable(GL_TEXTURE_2D); + + glActiveTextureARB(GL_TEXTURE1_ARB); + glBindTexture(GL_TEXTURE_2D,Uhandle); + glTexSubImage2D(GL_TEXTURE_2D,0,0,0,UVwidth,UVheight,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,Udata); + glEnable(GL_TEXTURE_2D); + + glActiveTextureARB(GL_TEXTURE2_ARB); + glBindTexture(GL_TEXTURE_2D,Vhandle); + glTexSubImage2D(GL_TEXTURE_2D,0,0,0,UVwidth,UVheight,GL_COLOR_INDEX,GL_UNSIGNED_BYTE,Vdata); + glEnable(GL_TEXTURE_2D); +} + + +void Initialize_Backend(unsigned int Ywidth, unsigned int Yheight, unsigned int UVwidth, unsigned int UVheight, GLenum filter) +{ + printf("Reinitializing register combiner backend with res %d x %d!\n", Ywidth, Yheight); + if (!GL_ARB_multitexture_Init()) exit(0); + if (!GL_EXT_paletted_texture_Init()) exit(0); + if (!GL_NV_register_combiners_Init()) exit(0); + unsigned char Ypal[768]; + unsigned char Upal[768]; + unsigned char Vpal[768]; + float bias[4]; + float Uscale[4]; + float Vscale[4]; + GenerateRGBTables(Ypal,Upal,Vpal,bias,Uscale,Vscale); + InitYUVPlanes(&Yhandle,&Uhandle,&Vhandle,Ywidth,Yheight,UVwidth,UVheight,filter,Ypal,Upal,Vpal); + SetupCombiners(); + SetConsts(bias,Uscale,Vscale); +} + + +void initialize(GLenum filter) { + glShadeModel(GL_SMOOTH); + glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST); + glClearColor(0.0f,0.0f,0.2f,1.0f); + Initialize_Backend(Ywidth,Yheight,UVwidth,UVheight,filter); +} |