关于 这个视频 解码错误的问题 已经困扰了很多天了。在社区中看了很多帖子，百度了很多。不知道到底为什么会解码失败，考虑过视频的格式编码的问题。下面给出 自己的视频，官方的视频（腾讯课堂），社区中视频（七牛云）的信息。




xiangbei_20181012_5bc0466143c7e_nos.mp4
## 没有画面 只有声音
----------------------------------------------------------------
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '.\xiangbei_20181012_5bc0466143c7e_nos.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2**c1mp41
encoder : L**f54.6.100
Duration: 00:16:13.12, start: 0.000000, bitrate: 813 kb/s
Stream #0:0(und): Video: h264 (Baseline) (**c1 / 0x31637661), yuv420p, 640x480 [SAR 1:1 DAR 4:3], 680 kb/s, 25 fps, 25 tbr, 25025 tbn, 50 tbc (default)
Metadata:
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 127 kb/s (default)
Metadata:
handler_name : SoundHandler
----------------------------------------------------------------




xiangbei_20181012_5bc04f9a20cdf.mp4
## 正常播放
----------------------------------------------------------------
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '.\xiangbei_20181012_5bc04f9a20cdf.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2**c1mp41
creation_time : 1970-01-01T00:00:00.000000Z
encoder : L**f53.24.2
Duration: 00:10:43.09, start: 0.000000, bitrate: 1022 kb/s
Stream #0:0(und): Video: h264 (Constrained Baseline) (**c1 / 0x31637661), yuv420p, 960x720, 888 kb/s, 25 fps, 25 tbr, 25 tbn, 50 tbc (default)
Metadata:
creation_time : 1970-01-01T00:00:00.000000Z
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 130 kb/s (default)
Metadata:
creation_time : 1970-01-01T00:00:00.000000Z
handler_name : SoundHandler
----------------------------------------------------------------


90000014910216.mp4
## 解码错误
----------------------------------------------------------------
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '.\90000014910216.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2**c1mp41
encoder : L**f58.23.100
comment : vid:v02012bc0000bboqh5hevctrq4b8onm0
Duration: 00:00:15.02, start: 0.000000, bitrate: 1506 kb/s
Stream #0:0(und): Video: h264 (High) (**c1 / 0x31637661), yuv420p, 720x1280, 1369 kb/s, 30 fps, 30 tbr, 15360 tbn, 60 tbc (default)
Metadata:
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 129 kb/s (default)
Metadata:
handler_name : SoundHandler
----------------------------------------------------------------


snsdyvideodownload.mp4
## 官方视频 正常播放
----------------------------------------------------------------
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '.\snsdyvideodownload.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2**c1mp41
creation_time : 2009-06-01T19:48:15.000000Z
Duration: 00:05:30.11, start: 0.000000, bitrate: 470 kb/s
Stream #0:0(und): Video: h264 (Constrained Baseline) (**c1 / 0x31637661), yuv420p, 480x272, 381 kb/s, 18 fps, 18 tbr, 18 tbn, 36 tbc (default)
Metadata:
creation_time : 2009-06-01T19:48:15.000000Z
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 85 kb/s (default)
Metadata:
creation_time : 2009-06-01T19:48:15.000000Z
handler_name : SoundHandler
----------------------------------------------------------------


反复测试编码依然不好用。 测试机型 MI 5Xarmeabi-v7a
求正确回复啊，到底怎么能解码成功，或者怎么能成功播放

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