Qt+FFMPEG 实现简单的视频播放器

这是Qt的工程，建议使用Qt Creator 打开 从零开始学习音视频编程技术（二十二） 录屏软件开发之BUG修复 FFMPEG的版本是2.5.2 SDL的版本是2.04 记得将ffmpeg/bin目录下的dll文件拷贝到编译生成的exe所在的目录下，否则会无法运行。

/**
 * 叶海辉
 * QQ群121376426
 * http://blog.yundiantech.com/
 */

#include 
#include 

#include “videoplayer/videoplayer.h“

#undef main
int main（int argc char *argv[]）
{
    QApplication a（argc argv）;

    QTextCodec *codec = QTextCodec::codecForName（“UTF-8“）;
    QTextCodec::setCodecForLocale（codec）;
//    QTextCodec::setCodecForCStrings（codec）;
//    QTextCodec::setCodecForTr（codec）;

    VideoPlayer w;
    w.show（）;

    return a.exec（）;
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件   19646464  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\avcodec-56.dll

     文件    1367552  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\avdevice-56.dll

     文件    2314752  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\avfilter-5.dll

     文件    5839360  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\avformat-56.dll

     文件     452096  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\avutil-54.dll

     文件     324608  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\ffmpeg.exe

     文件     475136  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\ffplay.exe

     文件     152576  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\ffprobe.exe

     文件     121344  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\postproc-53.dll

     文件    1187840  2014-03-08 12:39  VideoPlayer_7\ffmpeg\bin\SDL2.dll

     文件     270336  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\swresample-1.dll

     文件     446976  2014-12-31 06:21  VideoPlayer_7\ffmpeg\bin\swscale-3.dll

     文件     179819  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\avcodec.h

     文件       3111  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\avfft.h

     文件       3764  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\dv_profile.h

     文件       2358  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\dxva2.h

     文件      10623  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\old_codec_ids.h

     文件       4007  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\vaapi.h

     文件       5437  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\vda.h

     文件       7094  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\vdpau.h

     文件       6340  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\version.h

     文件       2317  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\vorbis_parser.h

     文件       6062  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavcodec\xvmc.h

     文件      16642  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavdevice\avdevice.h

     文件       1859  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavdevice\version.h

     文件       3321  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavfilter\asrc_abuffer.h

     文件       2390  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavfilter\avcodec.h

     文件      56887  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavfilter\avfilter.h

     文件        975  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavfilter\avfiltergraph.h

     文件       7539  2014-12-31 06:21  VideoPlayer_7\ffmpeg\include\libavfilter\buffersink.h

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