Commit a2768227 authored by David Schleef's avatar David Schleef Committed by Sebastian Dröge

[MOVED FROM BAD 001/134] vp8: Add encoder/decoder

parent 864cee0d
plugin_LTLIBRARIES = \
libgstvp8.la
libgstvp8_la_SOURCES = \
gstvp8dec.c \
gstvp8enc.c \
plugin.c \
gst/video/gstbasevideocodec.c \
gst/video/gstbasevideodecoder.c \
gst/video/gstbasevideoencoder.c \
gst/video/gstbasevideoparse.c \
gst/video/gstbasevideoutils.c \
gst/video/gstvideocompat.c
fixbaseclasses = \
-DGstBaseVideoCodec=VP8BaseVideoCodec \
-DGstBaseVideoCodecClass=VP8BaseVideoCodecClass \
-DGstBaseVideoEncoder=VP8BaseVideoEncoder \
-DGstBaseVideoEncoderClass=VP8BaseVideoEncoderClass \
-DGstBaseVideoDecoder=VP8BaseVideoDecoder \
-DGstBaseVideoDecoderClass=VP8BaseVideoDecoderClass \
-DGstBaseVideoParse=VP8BaseVideoParse \
-DGstBaseVideoParseClass=VP8BaseVideoParseClass
libgstvp8_la_CFLAGS = \
$(GST_CFLAGS) \
$(GST_BASE_CFLAGS) \
$(GST_PLUGINS_BASE_CFLAGS) \
$(fixbaseclasses)
libgstvp8_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstvp8_la_LIBADD = $(GST_LIBS) $(GST_BASE_LIBS)
libgstvp8_la_LIBADD += $(GST_PLUGINS_BASE_LIBS) -lgsttag-@GST_MAJORMINOR@ -lgstvideo-@GST_MAJORMINOR@
libgstvp8_la_LIBADD += $(VPX_LIBS)
noinst_HEADERS = \
gst/video/gstbasevideocodec.h \
gst/video/gstbasevideodecoder.h \
gst/video/gstbasevideoencoder.h \
gst/video/gstbasevideoparse.h \
gst/video/gstbasevideoutils.h \
gst/video/gstvideocompat.h
This diff is collapsed.
/* GStreamer
* Copyright (C) 2008 David Schleef <ds@schleef.org>
*
* 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_BASE_VIDEO_CODEC_H_
#define _GST_BASE_VIDEO_CODEC_H_
#include <gst/gst.h>
#include <gst/video/gstvideocompat.h>
#include <gst/video/gstbasevideoutils.h>
G_BEGIN_DECLS
#define GST_TYPE_BASE_VIDEO_CODEC \
(gst_base_video_codec_get_type())
#define GST_BASE_VIDEO_CODEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BASE_VIDEO_CODEC,GstBaseVideoCodec))
#define GST_BASE_VIDEO_CODEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_BASE_VIDEO_CODEC,GstBaseVideoCodecClass))
#define GST_BASE_VIDEO_CODEC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_BASE_VIDEO_CODEC,GstBaseVideoCodecClass))
#define GST_IS_BASE_VIDEO_CODEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BASE_VIDEO_CODEC))
#define GST_IS_BASE_VIDEO_CODEC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_BASE_VIDEO_CODEC))
/**
* GST_BASE_VIDEO_CODEC_SINK_NAME:
*
* The name of the templates for the sink pad.
*/
#define GST_BASE_VIDEO_CODEC_SINK_NAME "sink"
/**
* GST_BASE_VIDEO_CODEC_SRC_NAME:
*
* The name of the templates for the source pad.
*/
#define GST_BASE_VIDEO_CODEC_SRC_NAME "src"
/**
* GST_BASE_VIDEO_CODEC_SRC_PAD:
* @obj: base video codec instance
*
* Gives the pointer to the source #GstPad object of the element.
*/
#define GST_BASE_VIDEO_CODEC_SRC_PAD(obj) (((GstBaseVideoCodec *) (obj))->srcpad)
/**
* GST_BASE_VIDEO_CODEC_SINK_PAD:
* @obj: base video codec instance
*
* Gives the pointer to the sink #GstPad object of the element.
*/
#define GST_BASE_VIDEO_CODEC_SINK_PAD(obj) (((GstBaseVideoCodec *) (obj))->sinkpad)
/**
* GST_BASE_VIDEO_CODEC_FLOW_NEED_DATA:
*
*/
#define GST_BASE_VIDEO_CODEC_FLOW_NEED_DATA GST_FLOW_CUSTOM_SUCCESS
typedef struct _GstBaseVideoCodec GstBaseVideoCodec;
typedef struct _GstBaseVideoCodecClass GstBaseVideoCodecClass;
struct _GstBaseVideoCodec
{
GstElement element;
/*< private >*/
GstPad *sinkpad;
GstPad *srcpad;
GstAdapter *input_adapter;
GstAdapter *output_adapter;
#if 0
/* FIXME need to move from subclasses */
GstVideoState state;
#endif
//int reorder_depth;
//gboolean have_sync;
//gboolean discont;
//gboolean started;
//GstVideoFrame *current_frame;
//int distance_from_sync;
//gboolean sink_clipping;
//guint64 presentation_frame_number;
guint64 system_frame_number;
//GstCaps *caps;
//gboolean set_output_caps;
//GstClockTime buffer_timestamp;
GstClockTime timestamp_offset;
};
struct _GstBaseVideoCodecClass
{
GstElementClass element_class;
gboolean (*start) (GstBaseVideoCodec *codec);
gboolean (*stop) (GstBaseVideoCodec *codec);
gboolean (*reset) (GstBaseVideoCodec *codec);
GstFlowReturn (*parse_data) (GstBaseVideoCodec *codec, gboolean at_eos);
int (*scan_for_sync) (GstAdapter *adapter, gboolean at_eos,
int offset, int n);
GstFlowReturn (*shape_output) (GstBaseVideoCodec *codec, GstVideoFrame *frame);
GstCaps *(*get_caps) (GstBaseVideoCodec *codec);
};
GType gst_base_video_codec_get_type (void);
#if 0
guint64 gst_base_video_codec_get_timestamp (GstBaseVideoCodec *codec,
int picture_number);
#endif
GstVideoFrame * gst_base_video_codec_new_frame (GstBaseVideoCodec *base_video_codec);
void gst_base_video_codec_free_frame (GstVideoFrame *frame);
G_END_DECLS
#endif
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/* GStreamer
* Copyright (C) 2008 David Schleef <ds@schleef.org>
*
* 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_BASE_VIDEO_DECODER_H_
#define _GST_BASE_VIDEO_DECODER_H_
#include <gst/video/gstbasevideocodec.h>
G_BEGIN_DECLS
#define GST_TYPE_BASE_VIDEO_DECODER \
(gst_base_video_decoder_get_type())
#define GST_BASE_VIDEO_DECODER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BASE_VIDEO_DECODER,GstBaseVideoDecoder))
#define GST_BASE_VIDEO_DECODER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_BASE_VIDEO_DECODER,GstBaseVideoDecoderClass))
#define GST_BASE_VIDEO_DECODER_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_BASE_VIDEO_DECODER,GstBaseVideoDecoderClass))
#define GST_IS_BASE_VIDEO_DECODER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BASE_VIDEO_DECODER))
#define GST_IS_BASE_VIDEO_DECODER_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_BASE_VIDEO_DECODER))
/**
* GST_BASE_VIDEO_DECODER_SINK_NAME:
*
* The name of the templates for the sink pad.
*/
#define GST_BASE_VIDEO_DECODER_SINK_NAME "sink"
/**
* GST_BASE_VIDEO_DECODER_SRC_NAME:
*
* The name of the templates for the source pad.
*/
#define GST_BASE_VIDEO_DECODER_SRC_NAME "src"
/**
* * GST_BASE_VIDEO_DECODER_FLOW_NEED_DATA:
* *
* */
#define GST_BASE_VIDEO_DECODER_FLOW_NEED_DATA GST_FLOW_CUSTOM_SUCCESS
typedef struct _GstBaseVideoDecoder GstBaseVideoDecoder;
typedef struct _GstBaseVideoDecoderClass GstBaseVideoDecoderClass;
struct _GstBaseVideoDecoder
{
GstBaseVideoCodec base_video_codec;
/*< private >*/
GstAdapter *input_adapter;
GstAdapter *output_adapter;
GList *frames;
gboolean have_sync;
gboolean discont;
gboolean started;
GstVideoState state;
GstSegment segment;
gboolean sink_clipping;
guint64 presentation_frame_number;
guint64 system_frame_number;
GstCaps *caps;
gboolean have_src_caps;
GstVideoFrame *current_frame;
int distance_from_sync;
int reorder_depth;
GstClockTime buffer_timestamp;
GstClockTime timestamp_offset;
gdouble proportion;
GstClockTime earliest_time;
//GstBuffer *codec_data;
guint64 input_offset;
guint64 frame_offset;
GstClockTime last_timestamp;
guint64 base_picture_number;
int field_index;
gboolean is_delta_unit;
gboolean packetized;
GList *timestamps;
};
struct _GstBaseVideoDecoderClass
{
GstBaseVideoCodecClass base_video_codec_class;
gboolean (*set_format) (GstBaseVideoDecoder *coder, GstVideoFormat,
int width, int height, int fps_n, int fps_d,
int par_n, int par_d);
gboolean (*start) (GstBaseVideoDecoder *coder);
gboolean (*stop) (GstBaseVideoDecoder *coder);
gboolean (*reset) (GstBaseVideoDecoder *coder);
int (*scan_for_sync) (GstBaseVideoDecoder *decoder, gboolean at_eos,
int offset, int n);
GstFlowReturn (*parse_data) (GstBaseVideoDecoder *decoder, gboolean at_eos);
GstFlowReturn (*finish) (GstBaseVideoDecoder *coder);
GstFlowReturn (*handle_frame) (GstBaseVideoDecoder *coder, GstVideoFrame *frame);
GstFlowReturn (*shape_output) (GstBaseVideoDecoder *coder, GstVideoFrame *frame);
GstCaps *(*get_caps) (GstBaseVideoDecoder *coder);
};
GType gst_base_video_decoder_get_type (void);
int gst_base_video_decoder_get_width (GstBaseVideoDecoder *coder);
int gst_base_video_decoder_get_height (GstBaseVideoDecoder *coder);
guint64 gst_base_video_decoder_get_timestamp_offset (GstBaseVideoDecoder *coder);
GstVideoFrame *gst_base_video_decoder_get_frame (GstBaseVideoDecoder *coder,
int frame_number);
GstVideoFrame *gst_base_video_decoder_get_oldest_frame (GstBaseVideoDecoder *coder);
void gst_base_video_decoder_add_to_frame (GstBaseVideoDecoder *base_video_decoder,
int n_bytes);
GstFlowReturn gst_base_video_decoder_finish_frame (GstBaseVideoDecoder *base_video_decoder,
GstVideoFrame *frame);
GstFlowReturn gst_base_video_decoder_skip_frame (GstBaseVideoDecoder * base_video_decoder,
GstVideoFrame * frame);
GstFlowReturn gst_base_video_decoder_end_of_stream (GstBaseVideoDecoder *base_video_decoder,
GstBuffer *buffer);
GstFlowReturn
gst_base_video_decoder_have_frame (GstBaseVideoDecoder *base_video_decoder);
GstVideoState * gst_base_video_decoder_get_state (GstBaseVideoDecoder *base_video_decoder);
void gst_base_video_decoder_set_state (GstBaseVideoDecoder *base_video_decoder,
GstVideoState *state);
void gst_base_video_decoder_lost_sync (GstBaseVideoDecoder *base_video_decoder);
void gst_base_video_decoder_set_sync_point (GstBaseVideoDecoder *base_video_decoder);
void gst_base_video_decoder_set_src_caps (GstBaseVideoDecoder *base_video_decoder);
GstFlowReturn gst_base_video_decoder_alloc_src_frame (GstBaseVideoDecoder *base_video_decoder,
GstVideoFrame *frame);
G_END_DECLS
#endif
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/* GStreamer
* Copyright (C) 2008 David Schleef <ds@schleef.org>
*
* 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_BASE_VIDEO_ENCODER_H_
#define _GST_BASE_VIDEO_ENCODER_H_
#include <gst/video/gstbasevideocodec.h>
#include <gst/video/gstbasevideoutils.h>
G_BEGIN_DECLS
#define GST_TYPE_BASE_VIDEO_ENCODER \
(gst_base_video_encoder_get_type())
#define GST_BASE_VIDEO_ENCODER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BASE_VIDEO_ENCODER,GstBaseVideoEncoder))
#define GST_BASE_VIDEO_ENCODER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_BASE_VIDEO_ENCODER,GstBaseVideoEncoderClass))
#define GST_BASE_VIDEO_ENCODER_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_BASE_VIDEO_ENCODER,GstBaseVideoEncoderClass))
#define GST_IS_BASE_VIDEO_ENCODER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BASE_VIDEO_ENCODER))
#define GST_IS_BASE_VIDEO_ENCODER_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_BASE_VIDEO_ENCODER))
/**
* GST_BASE_VIDEO_ENCODER_SINK_NAME:
*
* The name of the templates for the sink pad.
*/
#define GST_BASE_VIDEO_ENCODER_SINK_NAME "sink"
/**
* GST_BASE_VIDEO_ENCODER_SRC_NAME:
*
* The name of the templates for the source pad.
*/
#define GST_BASE_VIDEO_ENCODER_SRC_NAME "src"
typedef struct _GstBaseVideoEncoder GstBaseVideoEncoder;
typedef struct _GstBaseVideoEncoderClass GstBaseVideoEncoderClass;
struct _GstBaseVideoEncoder
{
GstBaseVideoCodec base_video_codec;
/*< private >*/
GList *frames;
GstVideoState state;
GstSegment segment;
gboolean sink_clipping;
guint64 presentation_frame_number;
guint64 system_frame_number;
int distance_from_sync;
GstCaps *caps;
gboolean set_output_caps;
gint64 min_latency;
gint64 max_latency;
};
struct _GstBaseVideoEncoderClass
{
GstBaseVideoCodecClass base_video_codec_class;
gboolean (*set_format) (GstBaseVideoEncoder *coder, GstVideoState *state);
gboolean (*start) (GstBaseVideoEncoder *coder);
gboolean (*stop) (GstBaseVideoEncoder *coder);
gboolean (*finish) (GstBaseVideoEncoder *coder);
gboolean (*handle_frame) (GstBaseVideoEncoder *coder, GstVideoFrame *frame);
GstFlowReturn (*shape_output) (GstBaseVideoEncoder *coder, GstVideoFrame *frame);
GstCaps *(*get_caps) (GstBaseVideoEncoder *coder);
};
GType gst_base_video_encoder_get_type (void);
int gst_base_video_encoder_get_width (GstBaseVideoEncoder *coder);
int gst_base_video_encoder_get_height (GstBaseVideoEncoder *coder);
const GstVideoState *gst_base_video_encoder_get_state (GstBaseVideoEncoder *coder);
guint64 gst_base_video_encoder_get_timestamp_offset (GstBaseVideoEncoder *coder);
GstVideoFrame *gst_base_video_encoder_get_frame (GstBaseVideoEncoder *coder,
int frame_number);
GstVideoFrame *gst_base_video_encoder_get_oldest_frame (GstBaseVideoEncoder *coder);
GstFlowReturn gst_base_video_encoder_finish_frame (GstBaseVideoEncoder *base_video_encoder,
GstVideoFrame *frame);
GstFlowReturn gst_base_video_encoder_end_of_stream (GstBaseVideoEncoder *base_video_encoder,
GstBuffer *buffer);
void gst_base_video_encoder_set_latency (GstBaseVideoEncoder *base_video_encoder,
GstClockTime min_latency, GstClockTime max_latency);
void gst_base_video_encoder_set_latency_fields (GstBaseVideoEncoder *base_video_encoder,
int n_fields);
G_END_DECLS
#endif
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/* GStreamer
* Copyright (C) 2008 David Schleef <ds@schleef.org>
*
* 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_BASE_VIDEO_PARSE_H_
#define _GST_BASE_VIDEO_PARSE_H_
#include <gst/video/gstbasevideocodec.h>
#include <gst/video/gstbasevideoutils.h>
G_BEGIN_DECLS
#define GST_TYPE_BASE_VIDEO_PARSE \
(gst_base_video_parse_get_type())
#define GST_BASE_VIDEO_PARSE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_BASE_VIDEO_PARSE,GstBaseVideoParse))
#define GST_BASE_VIDEO_PARSE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_BASE_VIDEO_PARSE,GstBaseVideoParseClass))
#define GST_BASE_VIDEO_PARSE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_BASE_VIDEO_PARSE,GstBaseVideoParseClass))
#define GST_IS_BASE_VIDEO_PARSE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_BASE_VIDEO_PARSE))
#define GST_IS_BASE_VIDEO_PARSE_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_BASE_VIDEO_PARSE))
/**
* GST_BASE_VIDEO_PARSE_SINK_NAME:
*
* The name of the templates for the sink pad.
*/
#define GST_BASE_VIDEO_PARSE_SINK_NAME "sink"
/**
* GST_BASE_VIDEO_PARSE_SRC_NAME:
*
* The name of the templates for the source pad.
*/
#define GST_BASE_VIDEO_PARSE_SRC_NAME "src"
/**
* GST_BASE_VIDEO_PARSE_FLOW_NEED_DATA:
*
*/
#define GST_BASE_VIDEO_PARSE_FLOW_NEED_DATA GST_FLOW_CUSTOM_SUCCESS
typedef struct _GstBaseVideoParse GstBaseVideoParse;
typedef struct _GstBaseVideoParseClass GstBaseVideoParseClass;
struct _GstBaseVideoParse
{
GstBaseVideoCodec base_video_codec;
/*< private >*/
GstAdapter *input_adapter;
GstAdapter *output_adapter;
int reorder_depth;
gboolean have_sync;
gboolean discont;
gboolean started;
GstVideoFrame *current_frame;
GstVideoState state;
GstSegment segment;
int distance_from_sync;
gboolean sink_clipping;
guint64 presentation_frame_number;
guint64 system_frame_number;
GstCaps *caps;
gboolean set_output_caps;
GstClockTime last_timestamp;
gint64 timestamp_offset;
};
struct _GstBaseVideoParseClass
{
GstBaseVideoCodecClass base_video_codec_class;
gboolean (*start) (GstBaseVideoParse *parse);
gboolean (*stop) (GstBaseVideoParse *parse);
gboolean (*reset) (GstBaseVideoParse *parse);
GstFlowReturn (*parse_data) (GstBaseVideoParse *parse, gboolean at_eos);
int (*scan_for_sync) (GstAdapter *adapter, gboolean at_eos,
int offset, int n);
GstFlowReturn (*shape_output) (GstBaseVideoParse *parse, GstVideoFrame *frame);
GstCaps *(*get_caps) (GstBaseVideoParse *parse);
};
GType gst_base_video_parse_get_type (void);
int gst_base_video_parse_get_width (GstBaseVideoParse *parse);
int gst_base_video_parse_get_height (GstBaseVideoParse *parse);
GstVideoState *gst_base_video_parse_get_state (GstBaseVideoParse *parse);
void gst_base_video_parse_set_state (GstBaseVideoParse *parse,
GstVideoState *state);
guint64 gst_base_video_parse_get_timestamp_offset (GstBaseVideoParse *parse);
gboolean gst_base_video_parse_set_src_caps (GstBaseVideoParse *base_video_parse, GstCaps *caps);
GstFlowReturn gst_base_video_parse_end_of_stream (GstBaseVideoParse *base_video_parse,
GstBuffer *buffer);
void gst_base_video_parse_lost_sync (GstBaseVideoParse *base_video_parse);
GstVideoFrame * gst_base_video_parse_get_frame (GstBaseVideoParse *base_video_parse);
void gst_base_video_parse_add_to_frame (GstBaseVideoParse *base_video_parse, int n_bytes);
GstFlowReturn gst_base_video_parse_finish_frame (GstBaseVideoParse *base_video_parse);
void gst_base_video_parse_set_sync_point (GstBaseVideoParse *base_video_parse);
GstFlowReturn gst_base_video_parse_push (GstBaseVideoParse *base_video_parse,
GstBuffer *buffer);
G_END_DECLS
#endif
/* GStreamer
* Copyright (C) 2008 David Schleef <ds@schleef.org>
*
* 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 "gstbasevideoutils.h"
#include <string.h>
GST_DEBUG_CATEGORY_EXTERN (basevideo_debug);
#define GST_CAT_DEFAULT basevideo_debug
#if 0
guint64
gst_base_video_convert_bytes_to_frames (GstVideoState * state, guint64 bytes)
{
return gst_util_uint64_scale_int (bytes, 1, state->bytes_per_picture);
}
guint64
gst_base_video_convert_frames_to_bytes (GstVideoState * state, guint64 frames)
{
return frames * state->bytes_per_picture;
}
#endif
gboolean
gst_base_video_rawvideo_convert (GstVideoState * state,
GstFormat src_format, gint64 src_value,
GstFormat * dest_format, gint64 * dest_value)
{
gboolean res = FALSE;
if (src_format == *dest_format) {
*dest_value = src_value;
return TRUE;
}
if (src_format == GST_FORMAT_BYTES &&
*dest_format == GST_FORMAT_DEFAULT && state->bytes_per_picture != 0) {
/* convert bytes to frames */
*dest_value = gst_util_uint64_scale_int (src_value, 1,
state->bytes_per_picture);
res = TRUE</