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Diffstat (limited to 'ext/ffmpeg/gstffmpegcolorspace.c')
-rw-r--r--ext/ffmpeg/gstffmpegcolorspace.c459
1 files changed, 0 insertions, 459 deletions
diff --git a/ext/ffmpeg/gstffmpegcolorspace.c b/ext/ffmpeg/gstffmpegcolorspace.c
deleted file mode 100644
index 70f501897a..0000000000
--- a/ext/ffmpeg/gstffmpegcolorspace.c
+++ /dev/null
@@ -1,459 +0,0 @@
-/* GStreamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- * This file:
- * Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.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.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <gst/gst.h>
-#ifdef HAVE_FFMPEG_UNINSTALLED
-#include <avcodec.h>
-#else
-#include <ffmpeg/avcodec.h>
-#endif
-
-#include "gstffmpeg.h"
-#include "gstffmpegcodecmap.h"
-
-#define GST_TYPE_FFMPEGCSP \
- (gst_ffmpegcsp_get_type())
-#define GST_FFMPEGCSP(obj) \
- (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FFMPEGCSP,GstFFMpegCsp))
-#define GST_FFMPEGCSP_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FFMPEGCSP,GstFFMpegCsp))
-#define GST_IS_FFMPEGCSP(obj) \
- (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FFMPEGCSP))
-#define GST_IS_FFMPEGCSP_CLASS(obj) \
- (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FFMPEGCSP))
-
-typedef struct _GstFFMpegCsp GstFFMpegCsp;
-typedef struct _GstFFMpegCspClass GstFFMpegCspClass;
-
-struct _GstFFMpegCsp
-{
- GstElement element;
-
- GstPad *sinkpad, *srcpad;
-
- gint width, height;
- gfloat fps;
- enum PixelFormat from_pixfmt, to_pixfmt;
- AVPicture from_frame, to_frame;
- AVPaletteControl *palette;
- GstCaps *sinkcaps;
-};
-
-struct _GstFFMpegCspClass
-{
- GstElementClass parent_class;
-};
-
-/* elementfactory information */
-static GstElementDetails ffmpegcsp_details = {
- "FFMPEG Colorspace converter",
- "Filter/Converter/Video",
- "Converts video from one colorspace to another",
- "Ronald Bultje <rbultje@ronald.bitfreak.net>",
-};
-
-
-/* Stereo signals and args */
-enum
-{
- /* FILL ME */
- LAST_SIGNAL
-};
-
-enum
-{
- ARG_0,
-};
-
-static GType gst_ffmpegcsp_get_type (void);
-
-static void gst_ffmpegcsp_base_init (GstFFMpegCspClass * klass);
-static void gst_ffmpegcsp_class_init (GstFFMpegCspClass * klass);
-static void gst_ffmpegcsp_init (GstFFMpegCsp * space);
-
-static void gst_ffmpegcsp_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec);
-static void gst_ffmpegcsp_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec);
-
-static GstPadLinkReturn
-gst_ffmpegcsp_pad_link (GstPad * pad, const GstCaps * caps);
-
-static void gst_ffmpegcsp_chain (GstPad * pad, GstData * data);
-static GstStateChangeReturn gst_ffmpegcsp_change_state (GstElement * element,
- GstStateChange transition);
-
-static GstPadTemplate *srctempl, *sinktempl;
-static GstElementClass *parent_class = NULL;
-
-/*static guint gst_ffmpegcsp_signals[LAST_SIGNAL] = { 0 }; */
-
-
-static GstCaps *
-gst_ffmpegcsp_caps_remove_format_info (GstCaps * caps)
-{
- int i;
- GstStructure *structure;
- GstCaps *rgbcaps;
-
- for (i = 0; i < gst_caps_get_size (caps); i++) {
- structure = gst_caps_get_structure (caps, i);
-
- gst_structure_set_name (structure, "video/x-raw-yuv");
- gst_structure_remove_field (structure, "format");
- gst_structure_remove_field (structure, "endianness");
- gst_structure_remove_field (structure, "depth");
- gst_structure_remove_field (structure, "bpp");
- gst_structure_remove_field (structure, "red_mask");
- gst_structure_remove_field (structure, "green_mask");
- gst_structure_remove_field (structure, "blue_mask");
- }
-
- gst_caps_do_simplify (caps);
- rgbcaps = gst_caps_copy (caps);
-
- for (i = 0; i < gst_caps_get_size (rgbcaps); i++) {
- structure = gst_caps_get_structure (rgbcaps, i);
-
- gst_structure_set_name (structure, "video/x-raw-rgb");
- }
-
- gst_caps_append (caps, rgbcaps);
-
- return caps;
-}
-
-static GstCaps *
-gst_ffmpegcsp_getcaps (GstPad * pad)
-{
- GstFFMpegCsp *space;
- GstCaps *othercaps;
- GstCaps *caps;
- GstPad *otherpad;
-
- space = GST_FFMPEGCSP (gst_pad_get_parent (pad));
-
- otherpad = (pad == space->srcpad) ? space->sinkpad : space->srcpad;
-
- othercaps = gst_pad_get_allowed_caps (otherpad);
-
- othercaps = gst_ffmpegcsp_caps_remove_format_info (othercaps);
-
- caps = gst_caps_intersect (othercaps, gst_pad_get_pad_template_caps (pad));
- gst_caps_free (othercaps);
-
- return caps;
-}
-
-static GstPadLinkReturn
-gst_ffmpegcsp_pad_link (GstPad * pad, const GstCaps * caps)
-{
- GstStructure *structure;
- AVCodecContext *ctx;
- GstFFMpegCsp *space;
- const GstCaps *othercaps;
- GstPad *otherpad;
- GstPadLinkReturn ret;
- int height, width;
- double framerate;
- const GValue *par = NULL;
-
- space = GST_FFMPEGCSP (gst_pad_get_parent (pad));
-
- GST_DEBUG_OBJECT (space, "pad_link on %s:%s with caps %" GST_PTR_FORMAT,
- GST_DEBUG_PAD_NAME (pad), caps);
-
- otherpad = (pad == space->srcpad) ? space->sinkpad : space->srcpad;
-
- structure = gst_caps_get_structure (caps, 0);
- gst_structure_get_int (structure, "width", &width);
- gst_structure_get_int (structure, "height", &height);
- gst_structure_get_double (structure, "framerate", &framerate);
- par = gst_structure_get_value (structure, "pixel-aspect-ratio");
-
- /* FIXME attempt and/or check for passthru */
-
- /* loop over all possibilities and select the first one we can convert and
- * is accepted by the peer */
- ctx = avcodec_alloc_context ();
-
- ctx->width = width;
- ctx->height = height;
- ctx->pix_fmt = PIX_FMT_NB;
- gst_ffmpeg_caps_with_codectype (CODEC_TYPE_VIDEO, caps, ctx);
- if (ctx->pix_fmt == PIX_FMT_NB) {
- av_free (ctx);
-
- /* we disable ourself here */
- if (pad == space->srcpad) {
- space->to_pixfmt = PIX_FMT_NB;
- } else {
- space->from_pixfmt = PIX_FMT_NB;
- }
-
- return GST_PAD_LINK_REFUSED;
- }
-
- /* set the size on the otherpad */
- othercaps = gst_pad_get_negotiated_caps (otherpad);
- if (othercaps) {
- GstCaps *caps = gst_caps_copy (othercaps);
-
- gst_caps_set_simple (caps,
- "width", G_TYPE_INT, width,
- "height", G_TYPE_INT, height,
- "framerate", G_TYPE_DOUBLE, framerate, NULL);
- if (par) {
- gst_caps_set_simple (caps,
- "pixel-aspect-ratio", GST_TYPE_FRACTION,
- gst_value_get_fraction_numerator (par),
- gst_value_get_fraction_denominator (par), NULL);
- }
- ret = gst_pad_try_set_caps (otherpad, caps);
- gst_caps_free (caps);
- if (GST_PAD_LINK_FAILED (ret)) {
- return ret;
- }
- }
-
- if (pad == space->srcpad) {
- space->to_pixfmt = ctx->pix_fmt;
- } else {
- space->from_pixfmt = ctx->pix_fmt;
-
- /* palette */
- if (space->palette)
- av_free (space->palette);
- space->palette = ctx->palctrl;
- }
- av_free (ctx);
-
- space->width = width;
- space->height = height;
-
- return GST_PAD_LINK_OK;
-}
-
-static GType
-gst_ffmpegcsp_get_type (void)
-{
- static GType ffmpegcsp_type = 0;
-
- if (!ffmpegcsp_type) {
- static const GTypeInfo ffmpegcsp_info = {
- sizeof (GstFFMpegCspClass),
- (GBaseInitFunc) gst_ffmpegcsp_base_init,
- NULL,
- (GClassInitFunc) gst_ffmpegcsp_class_init,
- NULL,
- NULL,
- sizeof (GstFFMpegCsp),
- 0,
- (GInstanceInitFunc) gst_ffmpegcsp_init,
- };
-
- ffmpegcsp_type = g_type_register_static (GST_TYPE_ELEMENT,
- "GstFFMpegCsp", &ffmpegcsp_info, 0);
- }
-
- return ffmpegcsp_type;
-}
-
-static void
-gst_ffmpegcsp_base_init (GstFFMpegCspClass * klass)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
-
- 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, &ffmpegcsp_details);
-}
-
-static void
-gst_ffmpegcsp_class_init (GstFFMpegCspClass * 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_ffmpegcsp_set_property;
- gobject_class->get_property = gst_ffmpegcsp_get_property;
-
- gstelement_class->change_state = gst_ffmpegcsp_change_state;
-}
-
-static void
-gst_ffmpegcsp_init (GstFFMpegCsp * space)
-{
- space->sinkpad = gst_pad_new_from_template (sinktempl, "sink");
- gst_pad_set_link_function (space->sinkpad, gst_ffmpegcsp_pad_link);
- gst_pad_set_getcaps_function (space->sinkpad, gst_ffmpegcsp_getcaps);
- gst_pad_set_chain_function (space->sinkpad, gst_ffmpegcsp_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_ffmpegcsp_pad_link);
- gst_pad_set_getcaps_function (space->srcpad, gst_ffmpegcsp_getcaps);
-
- space->from_pixfmt = space->to_pixfmt = PIX_FMT_NB;
- space->palette = NULL;
-}
-
-static void
-gst_ffmpegcsp_chain (GstPad * pad, GstData * data)
-{
- GstBuffer *inbuf = GST_BUFFER (data);
- GstFFMpegCsp *space;
- GstBuffer *outbuf = NULL;
-
- g_return_if_fail (pad != NULL);
- g_return_if_fail (GST_IS_PAD (pad));
- g_return_if_fail (inbuf != NULL);
-
- space = GST_FFMPEGCSP (gst_pad_get_parent (pad));
-
- g_return_if_fail (space != NULL);
- g_return_if_fail (GST_IS_FFMPEGCSP (space));
-
- if (!GST_PAD_IS_USABLE (space->srcpad)) {
- gst_buffer_unref (inbuf);
- return;
- }
-
- if (space->from_pixfmt == PIX_FMT_NB || space->to_pixfmt == PIX_FMT_NB) {
- GST_ELEMENT_ERROR (space, CORE, NOT_IMPLEMENTED, (NULL),
- ("attempting to convert colorspaces between unknown formats"));
- gst_buffer_unref (inbuf);
- return;
- }
-
- if (space->from_pixfmt == space->to_pixfmt) {
- outbuf = inbuf;
- } else {
-#define ROUND_UP_4(x) (((x) + 3) & ~3)
- guint size = avpicture_get_size (space->to_pixfmt,
- ROUND_UP_4 (space->width), ROUND_UP_4 (space->height));
-
- outbuf = gst_pad_alloc_buffer (space->srcpad, GST_BUFFER_OFFSET_NONE, size);
-
- /* convert */
- gst_ffmpeg_avpicture_fill (&space->from_frame,
- GST_BUFFER_DATA (inbuf),
- space->from_pixfmt, space->width, space->height);
- if (space->palette)
- space->from_frame.data[1] = (uint8_t *) space->palette;
- gst_ffmpeg_avpicture_fill (&space->to_frame,
- GST_BUFFER_DATA (outbuf),
- space->to_pixfmt, space->width, space->height);
- img_convert (&space->to_frame, space->to_pixfmt,
- &space->from_frame, space->from_pixfmt,
- space->width, space->height);
-
- GST_BUFFER_TIMESTAMP (outbuf) = GST_BUFFER_TIMESTAMP (inbuf);
- GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (inbuf);
-
- gst_buffer_unref (inbuf);
- }
-
- gst_pad_push (space->srcpad, GST_DATA (outbuf));
-}
-
-static GstStateChangeReturn
-gst_ffmpegcsp_change_state (GstElement * element, GstStateChange transition)
-{
- GstFFMpegCsp *space;
-
- space = GST_FFMPEGCSP (element);
-
- switch (transition) {
- case GST_STATE_CHANGE_PAUSED_TO_READY:
- if (space->palette)
- av_free (space->palette);
- space->palette = NULL;
- break;
- }
-
- if (parent_class->change_state)
- return parent_class->change_state (element, transition);
-
- return GST_STATE_CHANGE_SUCCESS;
-}
-
-static void
-gst_ffmpegcsp_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec)
-{
- GstFFMpegCsp *space;
-
- /* it's not null if we got it, but it might not be ours */
- g_return_if_fail (GST_IS_FFMPEGCSP (object));
- space = GST_FFMPEGCSP (object);
-
- switch (prop_id) {
- default:
- break;
- }
-}
-
-static void
-gst_ffmpegcsp_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec)
-{
- GstFFMpegCsp *space;
-
- /* it's not null if we got it, but it might not be ours */
- g_return_if_fail (GST_IS_FFMPEGCSP (object));
- space = GST_FFMPEGCSP (object);
-
- switch (prop_id) {
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-gboolean
-gst_ffmpegcsp_register (GstPlugin * plugin)
-{
- GstCaps *caps;
-
- /* template caps */
- caps = gst_ffmpeg_codectype_to_caps (CODEC_TYPE_VIDEO, NULL);
-
- /* build templates */
- srctempl = gst_pad_template_new ("src",
- GST_PAD_SRC, GST_PAD_ALWAYS, gst_caps_copy (caps));
-
- /* the sink template will do palette handling as well... */
- sinktempl = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, caps);
-
- return gst_element_register (plugin, "ffcolorspace",
- GST_RANK_NONE, GST_TYPE_FFMPEGCSP);
-}
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