summaryrefslogtreecommitdiffstats
path: root/ext/hermes/gstcolorspace.c
diff options
context:
space:
mode:
Diffstat (limited to 'ext/hermes/gstcolorspace.c')
-rw-r--r--ext/hermes/gstcolorspace.c535
1 files changed, 0 insertions, 535 deletions
diff --git a/ext/hermes/gstcolorspace.c b/ext/hermes/gstcolorspace.c
deleted file mode 100644
index 7c97ff23..00000000
--- a/ext/hermes/gstcolorspace.c
+++ /dev/null
@@ -1,535 +0,0 @@
-/* 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.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-#include <gst/gst.h>
-#include <gst/video/video.h>
-
-#include "gstcolorspace.h"
-#include "yuv2rgb.h"
-#include "yuv2yuv.h"
-
-
-static GstElementDetails colorspace_details = {
- "Colorspace converter",
- "Filter/Converter/Video",
- "Converts video from one colorspace to another using libhermes",
- "Wim Taymans <wim.taymans@chello.be>",
-};
-
-
-/* Stereo signals and args */
-enum {
- /* FILL ME */
- LAST_SIGNAL
-};
-
-enum {
- ARG_0,
- ARG_SOURCE,
- ARG_DEST,
-};
-
-static void gst_colorspace_base_init (gpointer g_class);
-static void gst_colorspace_class_init (GstColorspaceClass *klass);
-static void gst_colorspace_init (GstColorspace *space);
-
-static void gst_colorspace_set_property (GObject *object, guint prop_id,
- const GValue *value, GParamSpec *pspec);
-static void gst_colorspace_get_property (GObject *object, guint prop_id,
- GValue *value, GParamSpec *pspec);
-
-static GstPadLinkReturn
- gst_colorspace_link (GstPad *pad, const GstCaps *caps);
-static void gst_colorspace_chain (GstPad *pad, GstData *_data);
-static GstElementStateReturn
- gst_colorspace_change_state (GstElement *element);
-
-/* FIXME */
-extern void gst_colorspace_rgb32_to_i420 (unsigned char *src, unsigned char *dest,
- guint width, guint height);
-extern void gst_colorspace_rgb32_to_yv12 (unsigned char *src, unsigned char *dest,
- guint width, guint height);
-
-static GstPadTemplate *srctempl, *sinktempl;
-static GstElementClass *parent_class = NULL;
-/*static guint gst_colorspace_signals[LAST_SIGNAL] = { 0 }; */
-
-static gboolean
-colorspace_setup_converter (GstColorspace *space, GstCaps *from_caps, GstCaps *to_caps)
-{
- guint32 from_space, to_space;
- GstStructure *from_struct;
- GstStructure *to_struct;
-
- g_return_val_if_fail (to_caps != NULL, FALSE);
- g_return_val_if_fail (from_caps != NULL, FALSE);
-
- from_struct = gst_caps_get_structure (from_caps, 0);
- to_struct = gst_caps_get_structure (to_caps, 0);
-
- from_space = GST_MAKE_FOURCC ('R','G','B',' ');
- gst_structure_get_fourcc (from_struct, "format", &from_space);
-
- to_space = GST_MAKE_FOURCC ('R','G','B',' ');
- gst_structure_get_fourcc (to_struct, "format", &to_space);
-
- GST_INFO ("set up converter for " GST_FOURCC_FORMAT
- " (%08x) to " GST_FOURCC_FORMAT " (%08x)",
- GST_FOURCC_ARGS (from_space), from_space,
- GST_FOURCC_ARGS (to_space), to_space);
-
- switch (from_space) {
- case GST_MAKE_FOURCC ('R','G','B',' '):
- {
- gint from_bpp;
-
- gst_structure_get_int (from_struct, "bpp", &from_bpp);
-
- switch (to_space) {
- case GST_MAKE_FOURCC ('R','G','B',' '):
-#ifdef HAVE_HERMES
- {
- gint to_bpp;
-
- gst_structure_get_int (to_struct, "bpp", &to_bpp);
-
- gst_structure_get_int (from_struct, "red_mask", &space->source.r);
- gst_structure_get_int (from_struct, "green_mask", &space->source.g);
- gst_structure_get_int (from_struct, "blue_mask", &space->source.b);
- space->source.a = 0;
- space->srcbpp = space->source.bits = from_bpp;
- space->source.indexed = 0;
- space->source.has_colorkey = 0;
-
- GST_INFO ( "source red mask %08x", space->source.r);
- GST_INFO ( "source green mask %08x", space->source.g);
- GST_INFO ( "source blue mask %08x", space->source.b);
- GST_INFO ( "source bpp %08x", space->srcbpp);
-
- gst_structure_get_int (to_struct, "red_mask", &space->dest.r);
- gst_structure_get_int (to_struct, "green_mask", &space->dest.g);
- gst_structure_get_int (to_struct, "blue_mask", &space->dest.b);
- space->dest.a = 0;
- space->destbpp = space->dest.bits = to_bpp;
- space->dest.indexed = 0;
- space->dest.has_colorkey = 0;
-
- GST_INFO ( "dest red mask %08x", space->dest.r);
- GST_INFO ( "dest green mask %08x", space->dest.g);
- GST_INFO ( "dest blue mask %08x", space->dest.b);
- GST_INFO ( "dest bpp %08x", space->destbpp);
-
- if (!Hermes_ConverterRequest (space->h_handle, &space->source, &space->dest)) {
- g_warning ("Hermes: could not get converter\n");
- return FALSE;
- }
- GST_INFO ( "converter set up");
- space->type = GST_COLORSPACE_HERMES;
- return TRUE;
- }
-#else
- g_warning ("colorspace: compiled without hermes!");
- return FALSE;
-#endif
- case GST_MAKE_FOURCC ('Y','V','1','2'):
- if (from_bpp == 32) {
- space->type = GST_COLORSPACE_RGB32_YV12;
- space->destbpp = 12;
- return TRUE;
- }
- case GST_MAKE_FOURCC ('I','4','2','0'):
- if (from_bpp == 32) {
- space->type = GST_COLORSPACE_RGB32_I420;
- space->destbpp = 12;
- return TRUE;
- }
- case GST_MAKE_FOURCC ('Y','U','Y','2'):
- GST_INFO ( "colorspace: RGB to YUV with bpp %d not implemented!!", from_bpp);
- return FALSE;
- }
- break;
- }
- case GST_MAKE_FOURCC ('I','4','2','0'):
- switch (to_space) {
- case GST_MAKE_FOURCC ('R','G','B',' '):
- GST_INFO ( "colorspace: YUV to RGB");
-
- gst_structure_get_int (to_struct, "bpp", &space->destbpp);
- space->converter = gst_colorspace_yuv2rgb_get_converter (from_caps, to_caps);
- space->type = GST_COLORSPACE_YUV_RGB;
- return TRUE;
- case GST_MAKE_FOURCC ('I','4','2','0'):
- space->type = GST_COLORSPACE_NONE;
- space->destbpp = 12;
- return TRUE;
- case GST_MAKE_FOURCC ('Y','V','1','2'):
- space->type = GST_COLORSPACE_420_SWAP;
- space->destbpp = 12;
- return TRUE;
-
- }
- break;
- case GST_MAKE_FOURCC ('Y','U','Y','2'):
- switch (to_space) {
- case GST_MAKE_FOURCC ('I','4','2','0'):
- space->type = GST_COLORSPACE_YUY2_I420;
- space->destbpp = 12;
- return TRUE;
- case GST_MAKE_FOURCC ('Y','U','Y','2'):
- space->type = GST_COLORSPACE_NONE;
- space->destbpp = 16;
- return TRUE;
- case GST_MAKE_FOURCC ('R','G','B',' '):
- GST_INFO ( "colorspace: YUY2 to RGB not implemented!!");
- return FALSE;
- }
- break;
- case GST_MAKE_FOURCC ('Y','V','1','2'):
- switch (to_space) {
- case GST_MAKE_FOURCC ('R','G','B',' '):
- GST_INFO ( "colorspace: YV12 to RGB");
-
- gst_structure_get_int (to_struct, "bpp", &space->destbpp);
- space->converter = gst_colorspace_yuv2rgb_get_converter (from_caps, to_caps);
- space->type = GST_COLORSPACE_YUV_RGB;
- return TRUE;
- case GST_MAKE_FOURCC ('I','4','2','0'):
- space->type = GST_COLORSPACE_420_SWAP;
- space->destbpp = 12;
- return TRUE;
- case GST_MAKE_FOURCC ('Y','V','1','2'):
- space->type = GST_COLORSPACE_NONE;
- space->destbpp = 12;
- return TRUE;
- }
- break;
- }
- return FALSE;
-}
-
-static GstCaps*
-gst_colorspace_getcaps (GstPad *pad)
-{
- GstColorspace *space;
- GstCaps *peercaps;
- GstCaps *ourcaps;
-
- space = GST_COLORSPACE (gst_pad_get_parent (pad));
-
- /* we can do everything our peer can... */
- peercaps = gst_pad_get_allowed_caps (space->srcpad);
-
- /* and our own template of course */
- ourcaps = gst_caps_copy (gst_pad_get_pad_template_caps (pad));
-
- /* merge them together, we prefer the peercaps first */
- gst_caps_append (peercaps, ourcaps);
-
- return peercaps;
-}
-
-static GstPadLinkReturn
-gst_colorspace_link (GstPad *pad, const GstCaps *caps)
-{
- GstColorspace *space;
- GstPad *otherpad;
- GstStructure *structure;
-
- space = GST_COLORSPACE (gst_pad_get_parent (pad));
- otherpad = (pad == space->sinkpad) ? space->srcpad : space->sinkpad;
-
- structure = gst_caps_get_structure (caps, 0);
-
- gst_structure_get_int (structure, "width", &space->width);
- gst_structure_get_int (structure, "height", &space->height);
- gst_structure_get_double (structure, "framerate", &space->fps);
-
- GST_INFO ( "size: %dx%d", space->width, space->height);
-
- if (pad == space->sinkpad) {
- gst_caps_replace (&space->sinkcaps, gst_caps_copy(caps));
- } else {
- gst_caps_replace (&space->srccaps, gst_caps_copy(caps));
- }
-
-#if 0
- peer = gst_pad_get_peer (otherpad);
- if (!peer) {
- return GST_PAD_LINK_DELAYED;
- }
-#endif
-
- if (gst_pad_try_set_caps (otherpad, caps) >= 0) {
- space->passthru = TRUE;
-
- return GST_PAD_LINK_OK;
- }
-
- if (colorspace_setup_converter (space, space->sinkcaps, space->srccaps)) {
- return GST_PAD_LINK_OK;
- }
-
- return GST_PAD_LINK_REFUSED;
-}
-
-GType
-gst_colorspace_get_type (void)
-{
- static GType colorspace_type = 0;
-
- if (!colorspace_type) {
- static const GTypeInfo colorspace_info = {
- sizeof(GstColorspaceClass),
- gst_colorspace_base_init,
- NULL,
- (GClassInitFunc)gst_colorspace_class_init,
- NULL,
- NULL,
- sizeof(GstColorspace),
- 0,
- (GInstanceInitFunc)gst_colorspace_init,
- };
- colorspace_type = g_type_register_static(GST_TYPE_ELEMENT, "GstColorspace", &colorspace_info, 0);
- }
- return colorspace_type;
-}
-
-static void
-gst_colorspace_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
- GstCaps *caps;
-
- /* create caps for templates */
- caps = gst_caps_from_string (
- GST_VIDEO_CAPS_YUV ("{ I420, YV12, YUY2 }") "; "
- GST_VIDEO_CAPS_RGB "; "
- GST_VIDEO_CAPS_BGR "; "
- GST_VIDEO_CAPS_xBGR "; "
- GST_VIDEO_CAPS_xRGB "; "
- GST_VIDEO_CAPS_BGRx "; "
- GST_VIDEO_CAPS_RGBx "; "
- GST_VIDEO_CAPS_RGB_15 "; "
- GST_VIDEO_CAPS_RGB_16);
-
- /* build templates */
- srctempl = gst_pad_template_new ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- caps);
- sinktempl = gst_pad_template_new ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- caps);
- gst_element_class_add_pad_template (element_class, srctempl);
- gst_element_class_add_pad_template (element_class, sinktempl);
- gst_element_class_set_details (element_class, &colorspace_details);
-}
-
-static void
-gst_colorspace_class_init (GstColorspaceClass *klass)
-{
- GObjectClass *gobject_class;
- GstElementClass *gstelement_class;
-
- gobject_class = (GObjectClass*)klass;
- gstelement_class = (GstElementClass*)klass;
-
- parent_class = g_type_class_ref(GST_TYPE_ELEMENT);
-
- gobject_class->set_property = gst_colorspace_set_property;
- gobject_class->get_property = gst_colorspace_get_property;
-
- gstelement_class->change_state = gst_colorspace_change_state;
-}
-
-static void
-gst_colorspace_init (GstColorspace *space)
-{
- space->sinkpad = gst_pad_new_from_template (sinktempl, "sink");
- gst_pad_set_link_function (space->sinkpad, gst_colorspace_link);
- gst_pad_set_getcaps_function (space->sinkpad, gst_colorspace_getcaps);
- gst_pad_set_chain_function(space->sinkpad,gst_colorspace_chain);
- gst_element_add_pad(GST_ELEMENT(space),space->sinkpad);
-
- space->srcpad = gst_pad_new_from_template (srctempl, "src");
- gst_element_add_pad(GST_ELEMENT(space),space->srcpad);
- gst_pad_set_link_function (space->srcpad, gst_colorspace_link);
-
-#ifdef HAVE_HERMES
- space->h_handle = Hermes_ConverterInstance (0);
-#endif
- space->converter = NULL;
- space->passthru = FALSE;
-}
-
-static void
-gst_colorspace_chain (GstPad *pad,GstData *_data)
-{
- GstBuffer *buf = GST_BUFFER (_data);
- GstColorspace *space;
- gint size;
- GstBuffer *outbuf = NULL;
- gint dest_bytes, src_bytes;
-
- g_return_if_fail (pad != NULL);
- g_return_if_fail (GST_IS_PAD (pad));
- g_return_if_fail (buf != NULL);
-
- space = GST_COLORSPACE (gst_pad_get_parent (pad));
-
- g_return_if_fail (space != NULL);
- g_return_if_fail (GST_IS_COLORSPACE (space));
-
- if (space->passthru) {
- gst_pad_push (space->srcpad, _data);
- return;
- }
-
- size = space->width * space->height;
- dest_bytes = ((space->destbpp+7)/8);
- src_bytes = ((space->srcbpp+7)/8);
-
- outbuf = gst_pad_alloc_buffer (space->srcpad, GST_BUFFER_OFFSET_NONE,
- (size * space->destbpp)/8);
-
- if (space->type == GST_COLORSPACE_YUV_RGB) {
- gst_colorspace_convert (space->converter, GST_BUFFER_DATA (buf), GST_BUFFER_DATA (outbuf));
- }
-#ifdef HAVE_HERMES
- else if (space->type == GST_COLORSPACE_HERMES) {
- Hermes_ConverterCopy (space->h_handle,
- GST_BUFFER_DATA (buf), 0, 0, space->width, space->height, space->width * src_bytes,
- GST_BUFFER_DATA (outbuf), 0, 0, space->width, space->height, space->width * dest_bytes);
- }
-#endif
- else if (space->type == GST_COLORSPACE_YUY2_I420) {
- gst_colorspace_yuy2_to_i420 (GST_BUFFER_DATA (buf),
- GST_BUFFER_DATA (outbuf),
- space->width,
- space->height);
- }
- else if (space->type == GST_COLORSPACE_420_SWAP) {
- gst_colorspace_i420_to_yv12 (GST_BUFFER_DATA (buf),
- GST_BUFFER_DATA (outbuf),
- space->width,
- space->height);
- }
- else if (space->type == GST_COLORSPACE_RGB32_I420) {
- gst_colorspace_rgb32_to_i420 (GST_BUFFER_DATA (buf),
- GST_BUFFER_DATA (outbuf),
- space->width,
- space->height);
- }
- else if (space->type == GST_COLORSPACE_RGB32_YV12) {
- gst_colorspace_rgb32_to_yv12 (GST_BUFFER_DATA (buf),
- GST_BUFFER_DATA (outbuf),
- space->width,
- space->height);
- }
-
- GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (buf);
-
- gst_buffer_unref (buf);
- gst_pad_push (space->srcpad, GST_DATA (outbuf));
-}
-
-static GstElementStateReturn
-gst_colorspace_change_state (GstElement *element)
-{
- GstColorspace *space;
-
- space = GST_COLORSPACE (element);
-
- switch (GST_STATE_TRANSITION (element)) {
- case GST_STATE_PAUSED_TO_PLAYING:
- break;
- case GST_STATE_PLAYING_TO_PAUSED:
- break;
- case GST_STATE_PAUSED_TO_READY:
- gst_colorspace_converter_destroy (space->converter);
- space->converter = NULL;
- space->type = GST_COLORSPACE_NONE;
- gst_caps_replace (&space->sinkcaps, NULL);
- break;
- }
-
- return parent_class->change_state (element);
-}
-
-static void
-gst_colorspace_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec)
-{
- GstColorspace *space;
-
- /* it's not null if we got it, but it might not be ours */
- g_return_if_fail(GST_IS_COLORSPACE(object));
- space = GST_COLORSPACE(object);
-
- switch (prop_id) {
- default:
- break;
- }
-}
-
-static void
-gst_colorspace_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec)
-{
- GstColorspace *space;
-
- /* it's not null if we got it, but it might not be ours */
- g_return_if_fail(GST_IS_COLORSPACE(object));
- space = GST_COLORSPACE(object);
-
- switch (prop_id) {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static gboolean
-plugin_init (GstPlugin *plugin)
-{
-#ifdef HAVE_HERMES
- gint hermes_res;
-
- hermes_res = Hermes_Init();
- g_return_val_if_fail (hermes_res != 0, FALSE);
-#endif
-
- if (!gst_element_register (plugin, "colorspace", GST_RANK_PRIMARY, GST_TYPE_COLORSPACE))
- return FALSE;
-
- return TRUE;
-}
-
-GST_PLUGIN_DEFINE (
- GST_VERSION_MAJOR,
- GST_VERSION_MINOR,
- "colorspace",
- "Hermes colorspace converter",
- plugin_init,
- VERSION,
- "LGPL",
- GST_PACKAGE,
- GST_ORIGIN)
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-02 03:02:04 +0000