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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-18 03:19:31 +02:00
FFmpeg/libavcodec/libschroedinger.h
Michael Niedermayer ac627b3d38 Merge commit '716d413c13981da15323c7a3821860536eefdbbb'
* commit '716d413c13981da15323c7a3821860536eefdbbb':
  Replace PIX_FMT_* -> AV_PIX_FMT_*, PixelFormat -> AVPixelFormat

Conflicts:
	doc/examples/muxing.c
	ffmpeg.h
	ffmpeg_filter.c
	ffmpeg_opt.c
	ffplay.c
	ffprobe.c
	libavcodec/8bps.c
	libavcodec/aasc.c
	libavcodec/aura.c
	libavcodec/avcodec.h
	libavcodec/avs.c
	libavcodec/bfi.c
	libavcodec/bmp.c
	libavcodec/bmpenc.c
	libavcodec/c93.c
	libavcodec/cscd.c
	libavcodec/cyuv.c
	libavcodec/dpx.c
	libavcodec/dpxenc.c
	libavcodec/eatgv.c
	libavcodec/escape124.c
	libavcodec/ffv1.c
	libavcodec/flashsv.c
	libavcodec/fraps.c
	libavcodec/h264.c
	libavcodec/huffyuv.c
	libavcodec/iff.c
	libavcodec/imgconvert.c
	libavcodec/indeo3.c
	libavcodec/kmvc.c
	libavcodec/libopenjpegdec.c
	libavcodec/libopenjpegenc.c
	libavcodec/libx264.c
	libavcodec/ljpegenc.c
	libavcodec/mjpegdec.c
	libavcodec/mjpegenc.c
	libavcodec/motionpixels.c
	libavcodec/mpeg12.c
	libavcodec/mpeg12enc.c
	libavcodec/mpeg4videodec.c
	libavcodec/mpegvideo_enc.c
	libavcodec/pamenc.c
	libavcodec/pcxenc.c
	libavcodec/pgssubdec.c
	libavcodec/pngdec.c
	libavcodec/pngenc.c
	libavcodec/pnm.c
	libavcodec/pnmdec.c
	libavcodec/pnmenc.c
	libavcodec/ptx.c
	libavcodec/qdrw.c
	libavcodec/qpeg.c
	libavcodec/qtrleenc.c
	libavcodec/raw.c
	libavcodec/rawdec.c
	libavcodec/rl2.c
	libavcodec/sgidec.c
	libavcodec/sgienc.c
	libavcodec/snowdec.c
	libavcodec/snowenc.c
	libavcodec/sunrast.c
	libavcodec/targa.c
	libavcodec/targaenc.c
	libavcodec/tiff.c
	libavcodec/tiffenc.c
	libavcodec/tmv.c
	libavcodec/truemotion2.c
	libavcodec/utils.c
	libavcodec/vb.c
	libavcodec/vp3.c
	libavcodec/wnv1.c
	libavcodec/xl.c
	libavcodec/xwddec.c
	libavcodec/xwdenc.c
	libavcodec/yop.c
	libavdevice/v4l2.c
	libavdevice/x11grab.c
	libavfilter/avfilter.c
	libavfilter/avfilter.h
	libavfilter/buffersrc.c
	libavfilter/drawutils.c
	libavfilter/formats.c
	libavfilter/src_movie.c
	libavfilter/vf_ass.c
	libavfilter/vf_drawtext.c
	libavfilter/vf_fade.c
	libavfilter/vf_format.c
	libavfilter/vf_hflip.c
	libavfilter/vf_lut.c
	libavfilter/vf_overlay.c
	libavfilter/vf_pad.c
	libavfilter/vf_scale.c
	libavfilter/vf_transpose.c
	libavfilter/vf_yadif.c
	libavfilter/video.c
	libavfilter/vsrc_testsrc.c
	libavformat/movenc.c
	libavformat/mxf.h
	libavformat/utils.c
	libavformat/yuv4mpeg.c
	libavutil/imgutils.c
	libavutil/pixdesc.c
	libswscale/input.c
	libswscale/output.c
	libswscale/swscale_internal.h
	libswscale/swscale_unscaled.c
	libswscale/utils.c
	libswscale/x86/swscale_template.c
	libswscale/x86/yuv2rgb.c
	libswscale/x86/yuv2rgb_template.c
	libswscale/yuv2rgb.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-10-08 21:06:57 +02:00

134 lines
3.8 KiB
C

/*
* Copyright (c) 2008 BBC, Anuradha Suraparaju <asuraparaju at gmail dot com >
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* data structures common to libschroedinger decoder and encoder
*/
#ifndef AVCODEC_LIBSCHROEDINGER_H
#define AVCODEC_LIBSCHROEDINGER_H
#include <schroedinger/schrobitstream.h>
#include <schroedinger/schroframe.h>
#include "avcodec.h"
typedef struct SchroVideoFormatInfo {
uint16_t width;
uint16_t height;
uint16_t frame_rate_num;
uint16_t frame_rate_denom;
} SchroVideoFormatInfo;
/**
* contains a single encoded frame returned from Dirac or Schroedinger
*/
typedef struct FFSchroEncodedFrame {
/** encoded frame data */
uint8_t *p_encbuf;
/** encoded frame size */
uint32_t size;
/** encoded frame number. Will be used as pts */
uint32_t frame_num;
/** key frame flag. 1 : is key frame , 0 : in not key frame */
uint16_t key_frame;
} FFSchroEncodedFrame;
/**
* queue element
*/
typedef struct FFSchroQueueElement {
/** Data to be stored in queue*/
void *data;
/** Pointer to next element queue */
struct FFSchroQueueElement *next;
} FFSchroQueueElement;
/**
* A simple queue implementation used in libschroedinger
*/
typedef struct FFSchroQueue {
/** Pointer to head of queue */
FFSchroQueueElement *p_head;
/** Pointer to tail of queue */
FFSchroQueueElement *p_tail;
/** Queue size*/
int size;
} FFSchroQueue;
/**
* Initialise the queue
*/
void ff_schro_queue_init(FFSchroQueue *queue);
/**
* Add an element to the end of the queue
*/
int ff_schro_queue_push_back(FFSchroQueue *queue, void *p_data);
/**
* Return the first element in the queue
*/
void *ff_schro_queue_pop(FFSchroQueue *queue);
/**
* Free the queue resources. free_func is a function supplied by the caller to
* free any resources allocated by the caller. The data field of the queue
* element is passed to it.
*/
void ff_schro_queue_free(FFSchroQueue *queue, void (*free_func)(void *));
static const struct {
enum AVPixelFormat ff_pix_fmt;
SchroChromaFormat schro_pix_fmt;
SchroFrameFormat schro_frame_fmt;
} schro_pixel_format_map[] = {
{ AV_PIX_FMT_YUV420P, SCHRO_CHROMA_420, SCHRO_FRAME_FORMAT_U8_420 },
{ AV_PIX_FMT_YUV422P, SCHRO_CHROMA_422, SCHRO_FRAME_FORMAT_U8_422 },
{ AV_PIX_FMT_YUV444P, SCHRO_CHROMA_444, SCHRO_FRAME_FORMAT_U8_444 },
};
/**
* Returns the video format preset matching the input video dimensions and
* time base.
*/
SchroVideoFormatEnum ff_get_schro_video_format_preset (AVCodecContext *avccontext);
/**
* Sets the Schroedinger frame format corresponding to the Schro chroma format
* passed. Returns 0 on success, -1 on failure.
*/
int ff_get_schro_frame_format(SchroChromaFormat schro_chroma_fmt,
SchroFrameFormat *schro_frame_fmt);
/**
* Create a Schro frame based on the dimensions and frame format
* passed. Returns a pointer to a frame on success, NULL on failure.
*/
SchroFrame *ff_create_schro_frame(AVCodecContext *avccontext,
SchroFrameFormat schro_frame_fmt);
#endif /* AVCODEC_LIBSCHROEDINGER_H */