//?FFmepg_SDL.cpp?:?定義控制臺應用程序的入口點。
//

#include?“stdafx.h“

#ifdef?__cplusplus
extern?“C“
{
#endif
#include?“include\libavformat\avformat.h“
#include?“include\libavcodec\avcodec.h“
#include?“include\libswscale\swscale.h“
#include?“include\libavfilter\avfilter.h“
#include?“include\libavdevice\avdevice.h“
#include?“include\libavutil\avutil.h“

#include?“include\sdl\SDL.h“
#include?“include\sdl\SDL_thread.h“

#include?
#include?
#include?
#include?
#ifdef?__cplusplus
}
#endif

int?ffplay（）
{
	AVFormatContext????*pFormatCtx;
	int????????????????i?videoindex;
	AVCodecContext????*pCodecCtx;
	AVCodec????????????*pCodec;

	char?rtspUrl[]?=?“rtsp://admin:admin@10.100.40.93:554/1/h264major“;???//攝像機路徑

	
	avformat_network_init（）;//支持網絡流
	pFormatCtx?=?avformat_alloc_context（）;//初始化AVFormatContext

	if?（avformat_open_input（&pFormatCtx/*filepath*/rtspUrl?NULL?NULL）?!=?0）{//打開文件或網絡流
		printf（“無法打開文件\n“）;
		return?-1;
	}
	if?（avformat_find_stream_info（pFormatCtx?NULL）<0）//查找流信息
	{
		printf（“Couldn‘t?find?stream?information.\n“）;
		return?-1;
	}
	videoindex?=?-1;
	for?（i?=?0;?inb_streams;?i++）?//獲取視頻流ID
		if?（pFormatCtx->streams[i]->codec->codec_type?==?AVMEDIA_TYPE_VIDEO）
		{
			videoindex?=?i;
			break;
		}
	if?（videoindex?==?-1）
	{
		printf（“Didn‘t?find?a?video?stream.\n“）;
		return?-1;
	}
	pCodecCtx?=?pFormatCtx->streams[videoindex]->codec;
	pCodec?=?avcodec_find_decoder（pCodecCtx->codec_id）;//查找解碼器
	if?（pCodec?==?NULL）
	{
		printf（“Codec?not?found.\n“）;
		return?-1;
	}
	if?（avcodec_open2（pCodecCtx?pCodec?NULL）<0）//打開解碼器
	{
		printf（“Could?not?open?codec.\n“）;
		return?-1;
	}
	
	AVframe??*pframe?*pframeYUV;
	pframe?=?av_frame_alloc（）;//存儲解碼后AVframe
	pframeYUV?=?av_frame_alloc（）;//存儲轉換后AVframe
	uint8_t?*out_buffer;
	out_buffer?=?new?uint8_t[avpicture_get_size（PIX_FMT_YUV420P?pCodecCtx->width?pCodecCtx->height）];//分配AVframe所需內存
	avpicture_fill（（AVPicture?*）pframeYUV?out_buffer?PIX_FMT_YUV420P?pCodecCtx->width?pCodecCtx->height）;//填充AVframe

	//------------SDL初始化--------
	if?（SDL_Init（SDL_INIT_VIDEO?|?SDL_INIT_AUDIO?|?SDL_INIT_TIMER））?{
		printf（“Could?not?initialize?SDL?-?%s\n“?SDL_GetError（））;
		return?-1;
	}
	SDL_Window?*screen?=?SDL_CreateWindow（“RTSP?Client?Demo“
		SDL_WINDOWPOS_UNDEFINED
		SDL_WINDOWPOS_UNDEFINED
		pCodecCtx->width?pCodecCtx->height
		SDL_WINDOW_RESIZABLE/*?SDL_WINDOW_HIDDEN*/?|?SDL_WINDOW_OPENGL）;
	if?（!screen）?{
		printf（“SDL:?could?not?set?video?mode?-?exiting\n“）;
		return?-1;
	}
	SDL_Renderer*?sdlRenderer?=?SDL_CreateRenderer（screen?-1?0）;
	SDL_Texture*?sdlTexture?=?SDL_CreateTexture（
		sdlRenderer
		SDL_PIXELFORMAT_YV12
		SDL_TEXTUREACCESS_STREAMING
		pCodecCtx->width
		pCodecCtx->height）;

	SDL_Rect?rect;
	//-----------------------------
	int?ret?got_picture;
	static?struct?SwsContext?*img_convert_ctx;
	int?y_size?=?pCodecCtx->width?*?pCodecCtx->heigh

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2016-10-31?17:13??FFmepg_SDL\
?????目錄???????????0??2016-10-28?13:32??FFmepg_SDL\Debug\
?????文件???????39424??2016-10-28?15:09??FFmepg_SDL\Debug\FFmepg_SDL.exe
?????文件??????302944??2016-10-28?15:09??FFmepg_SDL\Debug\FFmepg_SDL.ilk
?????文件??????782336??2016-10-28?15:09??FFmepg_SDL\Debug\FFmepg_SDL.pdb
?????目錄???????????0??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\
?????文件????18936320??2014-05-06?10:08??FFmepg_SDL\FFmepg_SDL\avcodec-55.dll
?????文件?????1340928??2014-05-06?10:08??FFmepg_SDL\FFmepg_SDL\avdevice-55.dll
?????文件?????2034688??2014-05-06?10:08??FFmepg_SDL\FFmepg_SDL\avfilter-4.dll
?????文件?????5342720??2014-05-06?10:08??FFmepg_SDL\FFmepg_SDL\avformat-55.dll
?????文件??????418304??2014-05-06?10:08??FFmepg_SDL\FFmepg_SDL\avutil-52.dll
?????目錄???????????0??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\
?????文件????????1642??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.log
?????文件???????29639??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.obj
?????文件?????1638400??2016-10-28?13:30??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.pch
?????目錄???????????0??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\
?????文件????????1374??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\cl.command.1.tlog
?????文件???????15738??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\CL.read.1.tlog
?????文件?????????862??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\CL.write.1.tlog
?????文件?????????152??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\FFmepg_SDL.lastbuildstate
?????文件????????1432??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\link.command.1.tlog
?????文件????????3524??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\link.read.1.tlog
?????文件?????????448??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\FFmepg_SDL.tlog\link.write.1.tlog
?????文件???????11344??2016-10-28?13:30??FFmepg_SDL\FFmepg_SDL\Debug\stdafx.obj
?????文件??????330752??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\vc120.idb
?????文件??????241664??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\Debug\vc120.pdb
?????文件????????5101??2016-10-28?15:09??FFmepg_SDL\FFmepg_SDL\FFmepg_SDL.cpp
?????文件????????4911??2016-10-28?13:31??FFmepg_SDL\FFmepg_SDL\FFmepg_SDL.vcxproj
?????文件????????1317??2016-10-28?11:30??FFmepg_SDL\FFmepg_SDL\FFmepg_SDL.vcxproj.filters
?????目錄???????????0??2016-10-28?11:31??FFmepg_SDL\FFmepg_SDL\include\
?????文件????????5721??2012-05-23?20:03??FFmepg_SDL\FFmepg_SDL\include\inttypes.h
............此處省略184個文件信息