求证：AVC+MP3封装MP4真的可以吗？

General
Complete name                    : D:\Videos\MTV\test.mp4
Format                           : MPEG-4
Format profile                   : Base Media
Codec ID                         : isom
File size                        : 54.3 MiB
Duration                         : 4mn 17s
Overall bit rate                 : 1 772 Kbps
Encoded date                     : UTC 2010-06-17 07:22:53
Tagged date                      : UTC 2010-06-17 07:22:53

Video
ID                               : 1
Format                           : AVC
Format/Info                      : Advanced Video Codec
Format profile                   : High@L3.0
Format settings, CABAC           : Yes
Format settings, ReFrames        : 5 frames
Codec ID                         : avc1
Codec ID/Info                    : Advanced Video Coding
Duration                         : 4mn 9s
Bit rate mode                    : Variable
Bit rate                         : 1 594 Kbps
Maximum bit rate                 : 4 657 Kbps
Width                            : 704 pixels
Height                           : 480 pixels
Display aspect ratio             : 4:3
Frame rate mode                  : Constant
Frame rate                       : 24.946 fps
Standard                         : NTSC
Color space                      : YUV
Chroma subsampling               : 4:2:0
Bit depth                        : 8 bits
Scan type                        : Progressive
Bits/(Pixel*Frame)               : 0.189
Stream size                      : 47.4 MiB (87%)
Title                            : Imported with GPAC 0.4.6-DEV (build 1)
Writing library                  : x264 core 68 r1183M f21daff
Encoding settings                : cabac=1 / ref=5 / deblock=1:0:0 / analyse=0x3:0x133 / me=umh / subme=9 / psy_rd=0.0:0.0 / mixed_ref=1 / me_range=32 / chroma_me=1 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / chroma_qp_offset=0 / threads=3 / nr=0 / decimate=1 / mbaff=0 / bframes=5 / b_pyramid=1 / b_adapt=2 / b_bias=0 / direct=1 / wpredb=1 / keyint=300 / keyint_min=1 / scenecut=65 / rc=crf / crf=19.0 / qcomp=0.60 / qpmin=10 / qpmax=51 / qpstep=8 / ip_ratio=1.40 / pb_ratio=1.30 / aq=1:1.00
Encoded date                     : UTC 2010-06-17 07:22:53
Tagged date                      : UTC 2010-06-17 07:22:54

Audio
ID                               : 2
Format                           : MPEG Audio
Format version                   : Version 1
Format profile                   : Layer 3
Mode                             : Joint stereo
Mode extension                   : MS Stereo
Codec ID                         : 6B
Duration                         : 4mn 17s
Bit rate mode                    : Variable
Bit rate                         : 223 Kbps
Minimum bit rate                 : 32.0 Kbps
Maximum bit rate                 : 294 Kbps
Channel(s)                       : 2 channels
Sampling rate                    : 44.1 KHz
Stream size                      : 6.85 MiB (13%)
Title                            : Imported with GPAC 0.4.6-DEV (build 1)
Writing library                  : LAME3.98r
Encoding settings                : -m j -V 2 -q 0 -lowpass 18.5 --vbr-new -b 32
Encoded date                     : UTC 2010-06-17 07:22:53
Tagged date                      : UTC 2010-06-17 07:22:54

引用第2楼凝芳文于2010-06-18 15:31发表的“”:
奇怪了，怎么我用FFMPEG封出来又没声音的。对了，那个封我是能封进去，但是播放的时候你这个能有声音么？