AVCodecContext->sample_rate 音频
AVStream->r_frame_rate 视频
AVStream->avg_framte_rate 视频
http://ffmpeg.gusari.org/viewtopic.php?f=27&t=1089
https://sourceforge.net/p/mediainfo/bugs/718/
https://superuser.com/questions/1085787/ffmpeg-concat-demuxer-framerate-changes-from-constant-to-variable
https://ffmpeg.org/pipermail/ffmpeg-user/2016-April/031809.html
http://comments.gmane.org/gmane.comp.video.ffmpeg.user/42798
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from \'FF-00000002-PM-0802.mov\':
Metadata:
creation_time : 2009-07-20 09:30:41
Duration: 00:01:10.04, start: 0.000000, bitrate: 13 kb/s
Stream #0.0(eng): Video: mpeg2video (4:2:2), yuv422p, 720x608 [PAR 152:135 DAR 4:3], 50000 kb/s, 25 fps, 25 tbr, 2500 tbn, 50 tbc
Metadata:
creation_time : 2009-07-20 09:30:41
Stream #0.1(eng): Audio: pcm_s16le, 48000 Hz, 2 channels, s16, 1536 kb/s
Metadata:
creation_time : 2009-07-20 09:30:41
Stream #0.2(eng): Data: tmcd / 0x64636D74
Metadata:
creation_time : 2009-07-20 09:30:41
Unsupported codec with id 0 for input stream 2
[STREAM]
index=0
codec_name=mpeg2video
codec_long_name=MPEG-2 video
codec_type=video
codec_time_base=1/50
codec_tag_string=mpeg
codec_tag=0x6765706d
width=720
height=608
has_b_frames=1
sample_aspect_ratio=152:135
display_aspect_ratio=4:3
pix_fmt=yuv422p
level=5
r_frame_rate=25/1
avg_frame_rate=25/1
time_base=1/2500
start_time=0.040000
duration=70.000000
nb_frames=1750
TAG:creation_time=2009-07-20 09:30:41
TAG:language=eng
[/STREAM]
[STREAM]
index=1
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_rate=48000.000000
channels=2
bits_per_sample=16
r_frame_rate=0/0
avg_frame_rate=4375/92
time_base=1/48000
start_time=0.000000
duration=70.000000
nb_frames=3360000
TAG:creation_time=2009-07-20 09:30:41
TAG:language=eng
[/STREAM]
[STREAM]
index=2
codec_name=unknown
codec_type=data
codec_time_base=0/1
codec_tag_string=tmcd
codec_tag=0x64636d74
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/2500
start_time=0.000000
duration=70.000000
nb_frames=1
TAG:creation_time=2009-07-20 09:30:41
TAG:language=eng
[/STREAM]
[FORMAT]
filename=FF-00000002-PM-0802.mov
nb_streams=3
format_name=mov,mp4,m4a,3gp,3g2,mj2
format_long_name=QuickTime/MPEG-4/Motion JPEG 2000 format
start_time=0.000000
duration=70.040000
size=116084.000000
bit_rate=13259.000000
TAG:creation_time=2009-07-20 09:30:41
[/FORMAT]
=================
ffprobe version N-56648-g65bf9a4 Copyright (c) 2007-2013 the FFmpeg developers
built on Sep 25 2013 03:39:09 with gcc 4.8.1 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enab
le-iconv --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --ena
ble-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libsp
eex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavp
ack --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 52. 46.100 / 52. 46.100
libavcodec 55. 33.100 / 55. 33.100
libavformat 55. 18.102 / 55. 18.102
libavdevice 55. 3.100 / 55. 3.100
libavfilter 3. 87.100 / 3. 87.100
libswscale 2. 5.100 / 2. 5.100
libswresample 0. 17.103 / 0. 17.103
libpostproc 52. 3.100 / 52. 3.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from \'main-video.mov\':
Metadata:
major_brand : qt
minor_version : 537199360
compatible_brands: qt
creation_time : 2013-03-13 15:56:34
Duration: 00:00:22.80, start: 0.000000, bitrate: 66397 kb/s
Stream #0:0(eng): Video: prores (apch / 0x68637061), yuv422p10le, 720x576, 60247 kb/s, SAR 64:45 DAR 16:9, 25 fps, 25 tbr, 25 tbn, 25 tbc (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
timecode : 00:00:00:00
Stream #0:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 channels (FL), s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:2(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 channels (FR), s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:3(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, mono, s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:4(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 channels (LFE), s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:5(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 channels (BL), s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:6(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 channels (BR), s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:7(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 channels (DL), s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:8(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, 1 channels (DR), s16, 768 kb/s (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
Stream #0:9(eng): Data: none (tmcd / 0x64636D74) (default)
Metadata:
creation_time : 2013-03-13 15:56:34
handler_name : Apple Alias-Datensteuerung
timecode : 00:00:00:00
Unsupported codec with id 0 for input stream 9
[STREAM]
index=0
codec_name=prores
codec_long_name=ProRes
profile=unknown
codec_type=video
codec_time_base=1/25
codec_tag_string=apch
codec_tag=0x68637061
width=720
height=576
has_b_frames=0
sample_aspect_ratio=64:45
display_aspect_ratio=16:9
pix_fmt=yuv422p10le
level=-99
timecode=N/A
id=N/A
r_frame_rate=25/1
avg_frame_rate=25/1
time_base=1/25
start_pts=0
start_time=0.000000
duration_ts=570
duration=22.800000
bit_rate=60247674
nb_frames=570
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
TAG:timecode=00:00:00:00
[/STREAM]
[STREAM]
index=1
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=2
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=3
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=4
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=5
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=6
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=7
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=8
codec_name=pcm_s16le
codec_long_name=PCM signed 16-bit little-endian
profile=unknown
codec_type=audio
codec_time_base=1/48000
codec_tag_string=sowt
codec_tag=0x74776f73
sample_fmt=s16
sample_rate=48000
channels=1
bits_per_sample=16
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/48000
start_pts=0
start_time=0.000000
duration_ts=1094400
duration=22.800000
bit_rate=768000
nb_frames=1094400
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
[/STREAM]
[STREAM]
index=9
codec_name=unknown
codec_long_name=unknown
profile=unknown
codec_type=data
codec_time_base=1/25
codec_tag_string=tmcd
codec_tag=0x64636d74
id=N/A
r_frame_rate=0/0
avg_frame_rate=0/0
time_base=1/25
start_pts=-27223
start_time=-1088.920000
duration_ts=127842
duration=5113.680000
bit_rate=N/A
nb_frames=1
nb_read_frames=N/A
nb_read_packets=N/A
DISPOSITION:default=1
DISPOSITION:dub=0
DISPOSITION:original=0
DISPOSITION:comment=0
DISPOSITION:lyrics=0
DISPOSITION:karaoke=0
DISPOSITION:forced=0
DISPOSITION:hearing_impaired=0
DISPOSITION:visual_impaired=0
DISPOSITION:clean_effects=0
DISPOSITION:attached_pic=0
TAG:creation_time=2013-03-13 15:56:34
TAG:language=eng
TAG:handler_name=Apple Alias-Datensteuerung
TAG:timecode=00:00:00:00
[/STREAM]
