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ffplay在windows下的移植,使用的SDL庫(kù),可以播放H264和mp3-

代碼片段和文件信息
#include?“stdafx.h“
#include?
#include?
#ifdef?__cplusplus
extern?“C“?{
#endif
#include?“common.h“
#include?“avformat.h“
#include?“swscale.h“
#ifdef?__cplusplus
}
#endif
#include?
#include?
#undef?exit
static?const?char?program_name[]?=?“FFplay“;
static?const?int?program_birth_year?=?2003;
//#define?DEBUG_SYNC
#define?MAX_VIDEOQ_SIZE?(5?*?256?*?1024)
#define?MAX_AUDIOQ_SIZE?(5?*?16?*?1024)
/*?SDL?audio?buffer?size?in?samples.?Should?be?small?to?have?precise
???A/V?sync?as?SDL?does?not?have?hardware?buffer?fullness?info.?*/
#define?SDL_AUDIO_BUFFER_SIZE?1024
/*?no?AV?sync?correction?is?done?if?below?the?AV?sync?threshold?*/
#define?AV_SYNC_THRESHOLD?0.01
/*?no?AV?correction?is?done?if?too?big?error?*/
#define?AV_NOSYNC_THRESHOLD?10.0
/*?maximum?audio?speed?change?to?get?correct?sync?*/
#define?SAMPLE_CORRECTION_PERCENT_MAX?10
/*?we?use?about?AUDIO_DIFF_AVG_NB?A-V?differences?to?make?the?average?*/
#define?AUDIO_DIFF_AVG_NB???20
/*?NOTE:?the?size?must?be?big?enough?to?compensate?the?hardware?audio?buffersize?size?*/
#define?SAMPLE_ARRAY_SIZE?(2*65536)
static?int?sws_flags?=?SWS_BICUBIC;
typedef?struct?PacketQueue?{
????AVPacketList?*first_pkt?*last_pkt;
????int?nb_packets;
????int?size;
????int?abort_request;
????SDL_mutex?*mutex;
????SDL_cond?*cond;
}?PacketQueue;
#define?VIDEO_PICTURE_QUEUE_SIZE?1
typedef?struct?VideoPicture?{
????double?pts;??????????????????????????????????/// ????SDL_Overlay?*bmp;
????int?width?height;?/*?source?height?&?width?*/
????int?allocated;
}?VideoPicture;
enum?{
????AV_SYNC_AUDIO_MASTER?/*?default?choice?*/
????AV_SYNC_VIDEO_MASTER
????AV_SYNC_EXTERNAL_CLOCK?/*?synchronize?to?an?external?clock?*/
};
typedef?struct?VideoState?{
????SDL_Thread?*parse_tid;
????SDL_Thread?*video_tid;
????AVInputFormat?*iformat;
????int?no_background;
????int?abort_request;
????int?paused;
????int?last_paused;
????int?seek_req;
????int?seek_flags;
????int64_t?seek_pos;
????AVFormatContext?*ic;
????int?dtg_active_format;
????int?audio_stream;
????int?av_sync_type;
????double?external_clock;?/*?external?clock?base?*/
????int64_t?external_clock_time;
????double?audio_clock;
????double?audio_diff_cum;?/*?used?for?AV?difference?average?computation?*/
????double?audio_diff_avg_coef;
????double?audio_diff_threshold;
????int?audio_diff_avg_count;
????AVStream?*audio_st;
????PacketQueue?audioq;
????int?audio_hw_buf_size;
????/*?samples?output?by?the?codec.?we?reserve?more?space?for?avsync
???????compensation?*/
????DECLARE_ALIGNED(16uint8_taudio_buf[(AVCODEC_MAX_AUDIO_frame_SIZE?*?3)?/?2]);
????unsigned?int?audio_buf_size;?/*?in?bytes?*/
????int?audio_buf_index;?/*?in?bytes?*/
????AVPacket?audio_pkt;
????uint8_t?*audio_pkt_data;
????int?audio_pkt_size;
????double?frame_timer;
????double?frame_last_pts;
????double?fr
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件??????13606??2008-01-30?10:18??ffmpeg_win32\pla
?????文件????????376??2008-01-27?17:40??ffmpeg_win32\stdafx.h
?????文件???15150080??2008-02-26?21:13??ffmpeg_win32\pla
?????文件??????52486??2008-02-25?21:14??ffmpeg_win32\ffplay.cpp
?????文件?????????53??2008-01-28?13:43??ffmpeg_win32\ReadMe.txt
?????文件????????876??2008-01-27?15:30??ffmpeg_win32\pla
????..A..H.????110080??2008-02-26?21:13??ffmpeg_win32\pla
?????文件???????1413??2008-02-26?21:13??ffmpeg_win32\pla
?????文件???????2302??2008-01-23?11:22??ffmpeg_win32\libavutil\integer.h
?????文件????????754??2008-01-21?20:31??ffmpeg_win32\libavutil\Makefile
?????文件???????3147??2008-01-27?13:17??ffmpeg_win32\libavutil\intfloat_readwrite.c
?????文件???????7171??2008-01-21?19:50??ffmpeg_win32\libavutil\ba
?????文件???????4398??2008-01-20?13:37??ffmpeg_win32\libavutil\mathematics.c
?????文件???????3557??2008-01-20?13:37??ffmpeg_win32\libavutil\log.h
?????文件???????2959??2008-01-20?13:37??ffmpeg_win32\libavutil\fifo.c
?????文件???????1737??2008-01-20?13:37??ffmpeg_win32\libavutil\mathematics.h
?????文件???????5166??2008-01-20?14:13??ffmpeg_win32\libavutil\integer.c
?????文件???????1657??2008-01-26?14:18??ffmpeg_win32\libavutil\crc.h
?????文件???????7224??2008-01-23?10:38??ffmpeg_win32\libavutil\intreadwrite.h
?????文件???????1938??2008-01-20?13:37??ffmpeg_win32\libavutil\log.c
?????文件???????6151??2008-01-20?13:37??ffmpeg_win32\libavutil\avutil.h
?????文件??????10166??2008-01-25?15:21??ffmpeg_win32\libavutil\common.h
?????文件???????1284??2008-01-20?13:37??ffmpeg_win32\libavutil\intfloat_readwrite.h
?????文件???????4060??2008-01-20?13:37??ffmpeg_win32\libavutil\crc.c
?????文件???????3213??2008-01-20?13:37??ffmpeg_win32\libavutil\mem.h
?????文件???????2984??2008-01-27?11:14??ffmpeg_win32\libavutil\rational.c
?????文件???????2066??2008-01-20?13:37??ffmpeg_win32\libavutil\string.c
?????文件???????2993??2008-01-25?15:21??ffmpeg_win32\libavutil\rational.h
?????文件???????1234??2008-01-27?11:09??ffmpeg_win32\libavutil\ba
?????文件???????3067??2008-01-20?13:37??ffmpeg_win32\libavutil\avstring.h
............此處省略97個(gè)文件信息
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