modules/deprecated/old_arch/ffmpeg_in/ffmpeg_in.h - gpac - Git at Google


            
            /*

            
             *			GPAC - Multimedia Framework C SDK

            
             *

            
             *			Authors: Jean Le Feuvre

            
             *			Copyright (c) Telecom ParisTech 2000-2012

            
             *					All rights reserved

            
             *

            
             *  This file is part of GPAC / MP4 reader module

            
             *

            
             *  GPAC 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, or (at your option)

            
             *  any later version.

            
             *

            
             *  GPAC 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 this library; see the file COPYING.  If not, write to

            
             *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.

            
             *

            
             */


            #ifndef __FFMPEG_IN_H

            
            #define __FFMPEG_IN_H


            /*include net API*/

            
            #include <gpac/modules/service.h>

            
            /*include decoder API*/

            
            #include <gpac/modules/codec.h>

            
            #include <gpac/constants.h>

            
            #include <gpac/thread.h>


            //#define DISABLE_FFMPEG_DEMUX


            #if defined(WIN32) && !defined(__MINGW32__)


            #define EMULATE_INTTYPES

            
            #define EMULATE_FAST_INT

            
            #ifndef inline

            
            #define inline __inline

            
            #endif


            #if defined(__SYMBIAN32__)

            
            #define EMULATE_INTTYPES

            
            #endif


            #ifndef __MINGW32__

            
            #define __attribute__(s)

            
            #endif


            #endif


            /*include FFMPEG APIs*/

            
            #ifdef _WIN32_WCE

            
            #define inline	__inline

            
            #endif


            #if defined(WIN32)

            
            #  define INT64_C(x)  (x ## i64)

            
            #  define UINT64_C(x)  (x ## Ui64)

            
            #endif


            #ifdef FFMPEG_OLD_HEADERS

            
            #include <ffmpeg/avformat.h>

            
            #else

            
            #include <libavformat/avformat.h>

            
            #endif


            void gf_av_vlog(void* avcl, int level, const char *fmt, va_list vl);


            #if LIBAVCODEC_VERSION_INT > AV_VERSION_INT(52, 0, 0)

            
            #define FFMPEG_SWSCALE

            
            #ifdef FFMPEG_OLD_HEADERS

            
            #include <ffmpeg/swscale.h>

            
            #else

            
            #include <libswscale/swscale.h>

            
            #endif

            
            #endif


            #if LIBAVUTIL_VERSION_MAJOR<51

            
            #define AVMEDIA_TYPE_AUDIO CODEC_TYPE_AUDIO

            
            #define AVMEDIA_TYPE_VIDEO CODEC_TYPE_VIDEO

            
            #endif


            #ifndef FFMPEG_OLD_HEADERS


            #if ((LIBAVCODEC_VERSION_MAJOR == 52) && (LIBAVCODEC_VERSION_MINOR <= 20)) || (LIBAVCODEC_VERSION_MAJOR < 52)

            
            #undef USE_AVCODEC2

            
            #else

            
            #define USE_AVCODEC2	1

            
            #endif


            #else

            
            #undef USE_AVCODEC2

            
            #endif


            #if (LIBAVCODEC_VERSION_MAJOR >= 55)

            
            #define USE_AVCTX3

            
            #elif (LIBAVCODEC_VERSION_MAJOR >= 54) && (LIBAVCODEC_VERSION_MINOR >= 35)

            
            #define USE_AVCTX3

            
            #endif


            /*FFMPEG decoder module */

            
            typedef struct

            
            {

            
            	char szCodec[100];

            
            	u32 out_size;

            
            	u32 oti, st;

            
            	u32 previous_par;

            
            	Bool no_par_update;

            
            	Bool needs_output_resize;

            
            	Bool had_pic;


            	Bool check_short_header;

            
            	u32 pix_fmt;

            
            	u32 out_pix_fmt;

            
            	Bool is_image;


            	u32 raw_pix_fmt;

            
            	Bool flipped;

            
            	u32 direct_output_mode;


            	u32 stride;


            	u32 output_cb_size;

            
            	/*for audio packed frames*/

            
            	u32 frame_start;

            
            	char audio_buf[192000];

            
            	Bool check_h264_isma;


            	Bool frame_size_changed;


            	u32 base_ES_ID;

            
            	AVCodecContext *base_ctx;

            
            	AVCodec *base_codec;

            
            	AVFrame *base_frame;

            
            #ifdef FFMPEG_SWSCALE

            
            	struct SwsContext *base_sws;

            
            #endif


            	u32 depth_ES_ID;

            
            	u32 yuv_size;

            
            	AVCodecContext *depth_ctx;

            
            	AVCodec *depth_codec;

            
            	AVFrame *depth_frame;

            
            #ifdef FFMPEG_SWSCALE

            
            	struct SwsContext *depth_sws;

            
            #endif


            #ifdef USE_AVCTX3

            
            	AVFrame *audio_frame;

            
            #endif


            } FFDec;


            void *FFDEC_Load();

            
            void FFDEC_Delete(void *ifce);


            /*

            
            		reader interface


            */


            //#define FFMPEG_IO_BUF_SIZE	16384


            //#define FFMPEG_DUMP_REMOTE


            #if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(52, 113, 1)

            
            #define USE_PRE_0_7 1

            
            #endif


            typedef struct

            
            {

            
            	/*the service we're responsible for*/

            
            	GF_ClientService *service;


            	/*input file*/

            
            	AVFormatContext *ctx;


            	Bool seekable;

            
            	Double seek_time;


            	s32 audio_st, video_st;

            
            	/*app channels (only deal with 1 audio and one video for now)*/

            
            	LPNETCHANNEL audio_ch;

            
            	LPNETCHANNEL video_ch;

            
            	Bool audio_run, video_run;

            
            	AVRational audio_tscale, video_tscale;

            
            	u32 data_buffer_ms;


            	/*demuxer thread - we cannot use direct fetching because of demultiplex structure of libavformat

            
            	(reading one channel may lock the other)*/

            
            	GF_Thread *thread;

            
            	GF_Mutex *mx;

            
            	u32 is_paused, is_running;


            	u32 service_type;

            
            	Bool unreliable_audio_timing;


            	/*IO wrapper*/

            
            	/*file downloader*/

            
            	GF_DownloadSession *dnload;


            #ifdef USE_PRE_0_7

            
            	ByteIOContext   io;

            
            	void *options;

            
            #else

            
            	AVIOContext io;

            
            	AVDictionary *options;

            
            #endif

            
            	char *buffer;

            
            	u32 buffer_size;


            	u32 buffer_used;


            #ifdef FFMPEG_DUMP_REMOTE

            
            	FILE *outdbg;

            
            #endif

            
            } FFDemux;


            void *New_FFMPEG_Demux();

            
            void Delete_FFMPEG_Demux(void *ifce);


            /*The DSI sent is:


            	u32 codec_id


            - for audio -

            
            	u32 sample_rate: sampling rate or 0 if unknown

            
            	u16 nb_channels: num channels or 0 if unknown

            
            	u16 nb_bits_per_sample: nb bits or 0 if unknown

            
            	u16 num_samples: num audio samples per frame or 0 if unknown

            
            	u16 block_align: audio block align


            - for video -

            
            	u32 width: video width or 0 if unknown;

            
            	u32 height: video height or 0 if unknown;


            - for both -

            
            	u32 codec_tag: ffmpeg ctx codec tag

            
            	u32 bit_rate: ffmpeg ctx bit rate


            - till end of DSI bitstream-

            
            	char *data: extra_data

            
            */


            /*TODO - we need to cleanup the ffmpeg code to align with only latest version and remove old compatibility code*/


            #if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(54, 25, 0 )


            #define CODEC_ID_SVQ3	AV_CODEC_ID_SVQ3

            
            #define CODEC_ID_MPEG4	AV_CODEC_ID_MPEG4

            
            #define CODEC_ID_H264	AV_CODEC_ID_H264

            
            #define CODEC_ID_MPEG2VIDEO AV_CODEC_ID_MPEG2VIDEO

            
            #define CODEC_ID_MJPEG	AV_CODEC_ID_MJPEG

            
            #define CODEC_ID_MP2	AV_CODEC_ID_MP2

            
            #define CODEC_ID_AC3	AV_CODEC_ID_AC3

            
            #define CODEC_ID_EAC3	AV_CODEC_ID_EAC3

            
            #define CODEC_ID_DVD_SUBTITLE	AV_CODEC_ID_DVD_SUBTITLE

            
            #define CODEC_ID_RAWVIDEO	AV_CODEC_ID_RAWVIDEO

            
            #define CODEC_ID_MJPEGB	AV_CODEC_ID_MJPEGB

            
            #define CODEC_ID_LJPEG	AV_CODEC_ID_LJPEG

            
            #define CODEC_ID_GIF	AV_CODEC_ID_GIF

            
            #define CODEC_ID_H263	AV_CODEC_ID_H263

            
            #define CODEC_ID_MP3	AV_CODEC_ID_MP3

            
            #define CODEC_ID_AAC	AV_CODEC_ID_AAC

            
            #define CODEC_ID_MPEG1VIDEO	AV_CODEC_ID_MPEG1VIDEO

            
            #define CODEC_ID_PNG	AV_CODEC_ID_PNG

            
            #define CODEC_ID_AMR_NB	AV_CODEC_ID_AMR_NB

            
            #define CODEC_ID_AMR_WB	AV_CODEC_ID_AMR_WB


            #if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(54, 92, 100 )

            
            #define CODEC_ID_VP9	AV_CODEC_ID_VP9

            
            #endif


            #if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 1, 100 )

            
            #define CODEC_ID_OPUS	AV_CODEC_ID_OPUS

            
            #endif


            #if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(58, 0, 0 )

            
            #define CODEC_ID_AV1	AV_CODEC_ID_AV1

            
            #endif


            #endif


            #if LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(51, 42, 0)

            
            #define PIX_FMT_YUV420P AV_PIX_FMT_YUV420P

            
            #define PIX_FMT_YUV422P AV_PIX_FMT_YUV422P

            
            #define PIX_FMT_YUV444P AV_PIX_FMT_YUV444P

            
            #define PIX_FMT_YUV420P10LE AV_PIX_FMT_YUV420P10LE

            
            #define PIX_FMT_YUV422P10LE AV_PIX_FMT_YUV422P10LE

            
            #define PIX_FMT_YUV444P10LE AV_PIX_FMT_YUV444P10LE

            
            #define PIX_FMT_BGR24 AV_PIX_FMT_BGR24

            
            #define PIX_FMT_RGB24 AV_PIX_FMT_RGB24

            
            #define PIX_FMT_RGBA AV_PIX_FMT_RGBA

            
            #endif


            #if (LIBAVCODEC_VERSION_MAJOR>56)

            
            #ifndef FF_API_AVFRAME_LAVC

            
            #define FF_API_AVFRAME_LAVC

            
            #endif

            
            #endif


            #endif
	/*
	* GPAC - Multimedia Framework C SDK
	*
	* Authors: Jean Le Feuvre
	* Copyright (c) Telecom ParisTech 2000-2012
	* All rights reserved
	*
	* This file is part of GPAC / MP4 reader module
	*
	* GPAC 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, or (at your option)
	* any later version.
	*
	* GPAC 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 this library; see the file COPYING. If not, write to
	* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
	*
	*/


	#ifndef __FFMPEG_IN_H
	#define __FFMPEG_IN_H



	/include net API/
	#include <gpac/modules/service.h>
	/include decoder API/
	#include <gpac/modules/codec.h>
	#include <gpac/constants.h>
	#include <gpac/thread.h>


	//#define DISABLE_FFMPEG_DEMUX

	#if defined(WIN32) && !defined(__MINGW32__)

	#define EMULATE_INTTYPES
	#define EMULATE_FAST_INT
	#ifndef inline
	#define inline __inline
	#endif

	#if defined(__SYMBIAN32__)
	#define EMULATE_INTTYPES
	#endif


	#ifndef __MINGW32__
	#define __attribute__(s)
	#endif

	#endif


	/include FFMPEG APIs/
	#ifdef _WIN32_WCE
	#define inline __inline
	#endif


	#if defined(WIN32)
	# define INT64_C(x) (x ## i64)
	# define UINT64_C(x) (x ## Ui64)
	#endif


	#ifdef FFMPEG_OLD_HEADERS
	#include <ffmpeg/avformat.h>
	#else
	#include <libavformat/avformat.h>
	#endif

	void gf_av_vlog(void* avcl, int level, const char *fmt, va_list vl);


	#if LIBAVCODEC_VERSION_INT > AV_VERSION_INT(52, 0, 0)
	#define FFMPEG_SWSCALE
	#ifdef FFMPEG_OLD_HEADERS
	#include <ffmpeg/swscale.h>
	#else
	#include <libswscale/swscale.h>
	#endif
	#endif



	#if LIBAVUTIL_VERSION_MAJOR<51
	#define AVMEDIA_TYPE_AUDIO CODEC_TYPE_AUDIO
	#define AVMEDIA_TYPE_VIDEO CODEC_TYPE_VIDEO
	#endif


	#ifndef FFMPEG_OLD_HEADERS

	#if ((LIBAVCODEC_VERSION_MAJOR == 52) && (LIBAVCODEC_VERSION_MINOR <= 20)) \|\| (LIBAVCODEC_VERSION_MAJOR < 52)
	#undef USE_AVCODEC2
	#else
	#define USE_AVCODEC2 1
	#endif

	#else
	#undef USE_AVCODEC2
	#endif

	#if (LIBAVCODEC_VERSION_MAJOR >= 55)
	#define USE_AVCTX3
	#elif (LIBAVCODEC_VERSION_MAJOR >= 54) && (LIBAVCODEC_VERSION_MINOR >= 35)
	#define USE_AVCTX3
	#endif


	/FFMPEG decoder module /
	typedef struct
	{
	char szCodec[100];
	u32 out_size;
	u32 oti, st;
	u32 previous_par;
	Bool no_par_update;
	Bool needs_output_resize;
	Bool had_pic;

	Bool check_short_header;
	u32 pix_fmt;
	u32 out_pix_fmt;
	Bool is_image;

	u32 raw_pix_fmt;
	Bool flipped;
	u32 direct_output_mode;

	u32 stride;

	u32 output_cb_size;
	/for audio packed frames/
	u32 frame_start;
	char audio_buf[192000];
	Bool check_h264_isma;

	Bool frame_size_changed;

	u32 base_ES_ID;
	AVCodecContext *base_ctx;
	AVCodec *base_codec;
	AVFrame *base_frame;
	#ifdef FFMPEG_SWSCALE
	struct SwsContext *base_sws;
	#endif

	u32 depth_ES_ID;
	u32 yuv_size;
	AVCodecContext *depth_ctx;
	AVCodec *depth_codec;
	AVFrame *depth_frame;
	#ifdef FFMPEG_SWSCALE
	struct SwsContext *depth_sws;
	#endif

	#ifdef USE_AVCTX3
	AVFrame *audio_frame;
	#endif

	} FFDec;

	void *FFDEC_Load();
	void FFDEC_Delete(void *ifce);


	/*
	reader interface

	*/

	//#define FFMPEG_IO_BUF_SIZE 16384

	//#define FFMPEG_DUMP_REMOTE

	#if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(52, 113, 1)
	#define USE_PRE_0_7 1
	#endif

	typedef struct
	{
	/the service we're responsible for/
	GF_ClientService *service;

	/input file/
	AVFormatContext *ctx;

	Bool seekable;
	Double seek_time;

	s32 audio_st, video_st;
	/app channels (only deal with 1 audio and one video for now)/
	LPNETCHANNEL audio_ch;
	LPNETCHANNEL video_ch;
	Bool audio_run, video_run;
	AVRational audio_tscale, video_tscale;
	u32 data_buffer_ms;

	/*demuxer thread - we cannot use direct fetching because of demultiplex structure of libavformat
	(reading one channel may lock the other)*/
	GF_Thread *thread;
	GF_Mutex *mx;
	u32 is_paused, is_running;

	u32 service_type;
	Bool unreliable_audio_timing;

	/IO wrapper/
	/file downloader/
	GF_DownloadSession *dnload;

	#ifdef USE_PRE_0_7
	ByteIOContext io;
	void *options;
	#else
	AVIOContext io;
	AVDictionary *options;
	#endif
	char *buffer;
	u32 buffer_size;

	u32 buffer_used;

	#ifdef FFMPEG_DUMP_REMOTE
	FILE *outdbg;
	#endif
	} FFDemux;

	void *New_FFMPEG_Demux();
	void Delete_FFMPEG_Demux(void *ifce);


	/*The DSI sent is:

	u32 codec_id

	- for audio -
	u32 sample_rate: sampling rate or 0 if unknown
	u16 nb_channels: num channels or 0 if unknown
	u16 nb_bits_per_sample: nb bits or 0 if unknown
	u16 num_samples: num audio samples per frame or 0 if unknown
	u16 block_align: audio block align

	- for video -
	u32 width: video width or 0 if unknown;
	u32 height: video height or 0 if unknown;

	- for both -
	u32 codec_tag: ffmpeg ctx codec tag
	u32 bit_rate: ffmpeg ctx bit rate

	- till end of DSI bitstream-
	char *data: extra_data
	*/


	/TODO - we need to cleanup the ffmpeg code to align with only latest version and remove old compatibility code/

	#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(54, 25, 0 )

	#define CODEC_ID_SVQ3 AV_CODEC_ID_SVQ3
	#define CODEC_ID_MPEG4 AV_CODEC_ID_MPEG4
	#define CODEC_ID_H264 AV_CODEC_ID_H264
	#define CODEC_ID_MPEG2VIDEO AV_CODEC_ID_MPEG2VIDEO
	#define CODEC_ID_MJPEG AV_CODEC_ID_MJPEG
	#define CODEC_ID_MP2 AV_CODEC_ID_MP2
	#define CODEC_ID_AC3 AV_CODEC_ID_AC3
	#define CODEC_ID_EAC3 AV_CODEC_ID_EAC3
	#define CODEC_ID_DVD_SUBTITLE AV_CODEC_ID_DVD_SUBTITLE
	#define CODEC_ID_RAWVIDEO AV_CODEC_ID_RAWVIDEO
	#define CODEC_ID_MJPEGB AV_CODEC_ID_MJPEGB
	#define CODEC_ID_LJPEG AV_CODEC_ID_LJPEG
	#define CODEC_ID_GIF AV_CODEC_ID_GIF
	#define CODEC_ID_H263 AV_CODEC_ID_H263
	#define CODEC_ID_MP3 AV_CODEC_ID_MP3
	#define CODEC_ID_AAC AV_CODEC_ID_AAC
	#define CODEC_ID_MPEG1VIDEO AV_CODEC_ID_MPEG1VIDEO
	#define CODEC_ID_PNG AV_CODEC_ID_PNG
	#define CODEC_ID_AMR_NB AV_CODEC_ID_AMR_NB
	#define CODEC_ID_AMR_WB AV_CODEC_ID_AMR_WB

	#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(54, 92, 100 )
	#define CODEC_ID_VP9 AV_CODEC_ID_VP9
	#endif

	#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(57, 1, 100 )
	#define CODEC_ID_OPUS AV_CODEC_ID_OPUS
	#endif

	#if LIBAVCODEC_VERSION_INT >= AV_VERSION_INT(58, 0, 0 )
	#define CODEC_ID_AV1 AV_CODEC_ID_AV1
	#endif

	#endif

	#if LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(51, 42, 0)
	#define PIX_FMT_YUV420P AV_PIX_FMT_YUV420P
	#define PIX_FMT_YUV422P AV_PIX_FMT_YUV422P
	#define PIX_FMT_YUV444P AV_PIX_FMT_YUV444P
	#define PIX_FMT_YUV420P10LE AV_PIX_FMT_YUV420P10LE
	#define PIX_FMT_YUV422P10LE AV_PIX_FMT_YUV422P10LE
	#define PIX_FMT_YUV444P10LE AV_PIX_FMT_YUV444P10LE
	#define PIX_FMT_BGR24 AV_PIX_FMT_BGR24
	#define PIX_FMT_RGB24 AV_PIX_FMT_RGB24
	#define PIX_FMT_RGBA AV_PIX_FMT_RGBA
	#endif

	#if (LIBAVCODEC_VERSION_MAJOR>56)
	#ifndef FF_API_AVFRAME_LAVC
	#define FF_API_AVFRAME_LAVC
	#endif
	#endif



	#endif