diff options
Diffstat (limited to 'ext/hermes/gstcolorspace.c')
-rw-r--r-- | ext/hermes/gstcolorspace.c | 535 |
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) |