FFMpeg调试笔记

参考了文章：
FFmpeg安装和使用_ffmpeg的安装和使用教程-优快云博客
ffmpeg编解码——时间基（time base）概念（tbn）_ffmpeg tbn-优快云博客

详细信息：
ffprobe -show_packets TestVideo.mp4

格式如下：
[PACKET]
codec_type=audio
stream_index=0
pts=83968
pts_time=1.749333
dts=83968
dts_time=1.749333
duration=1024
duration_time=0.021333
size=6
pos=108362
flags=K__
[/PACKET]

帧信息列表
ffprobe -show_packets -select_streams a:0 -of csv TestVideo.mp4
ffprobe -show_packets -select_streams v:0 -of csv TestVideo.mp4
格式如下：

packet,video,1,0,0.000000,0,0.000000,512,0.033333,28770,48,K__
packet,video,1,512,0.033333,512,0.033333,512,0.033333,1312,28818,___

导出CSV文件

ffprobe -v error -select_streams v:0 -show_entries packet=pts_time -of csv TestVideo.mp4 > video_pts.csv
ffprobe -v error -select_streams a:0 -show_entries packet=pts_time -of csv TestVideo.mp4 > audio_pts.csv