[Libav-user] 回复： (no subject)

[sea]

Source code can be seen here:　　　http://blog.csdn.net/leixiaohua1020/article/details/26838535/
Project can be download here:         http://download.csdn.net/detail/leixiaohua1020/7394649
I did not modify the code, only changed the input parameters.





------------------ 原始邮件 ------------------
发件人: "Steven Liu";<lingjiujianke at gmail.com>;
发送时间: 2016年12月22日(星期四) 上午10:00
收件人: "This list is about using libavcodec, libavformat, libavutil,libavdevice and libavfilter."<libav-user at ffmpeg.org>; 

主题: Re: [Libav-user] (no subject)





2016-12-22 9:40 GMT+08:00 Blake Senftner <bsenftner at earthlink.net>:
Below is my code I posted earlier this week. The code earlier in this email thread replaces the "opening of a stream" portion of that logic.
 
 http://ffmpeg.org/pipermail/libav-user/2016-December/009927.html

No, I said to sea  sea <2509044372 at qq.com> . 

 
 Sincerely,
 -Blake Senftner
 辣计算机思想
 
 > On Dec 21, 2016, at 5:17 PM, Steven Liu <lingjiujianke at gmail.com> wrote:
 >
 >
 >
 > 2016-12-22 0:32 GMT+08:00 sea <2509044372 at qq.com>:
 > Thank you very much.  I download a   .mov file from http://www.hd-trailers.net/movie/rogue-one-a-star-wars-story/, but get the same result,  avcodec_open2 returns -1.
 >
 > Function  av_dump_format gives .mov file information as :
 > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '1.mov':
 >   Metadata:
 >     major_brand     : qt
 >     minor_version   : 537199360
 >     compatible_brands: qt
 >     creation_time   : 2016-12-15 23:51:52
 >     timecode        : 01:00:49:17
 >   Duration: 00:00:43.00, start: 0.000000, bitrate: 1080 kb/s
 >     Stream #0:0(eng): Video: h264 (Main) (avc1 / 0x31637661), yuv420p(tv, bt709), 848x360, 997 kb/s, 23.98 fps, 23.98 tbr, 24k tbn, 48k tbc (default)
 >     Metadata:
 >       creation_time   : 2016-12-15 23:51:52
 >       handler_name    : Apple Video Media Handler
 >       encoder         : H.264
 >     Stream #0:1(eng): Data: none (tmcd / 0x64636D74), 0 kb/s (default)
 >     Metadata:
 >       creation_time   : 2016-12-15 23:51:52
 >       handler_name    : Time Code Media Handler
 >       timecode        : 01:00:49:17
 >     Stream #0:2(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 76 kb/s (default)
 >     Metadata:
 >       creation_time   : 2016-12-15 23:51:52
 >       handler_name    : Apple Sound Media Handler
 >
 >
 > I tried the stream address  rtmp://live.hkstv.hk.lxdns.com/live/hks,  the video stream has the type of h264.  avcodec_open2 returns -1.
 > av_dump_format print as:
 > Input #0, flv, from 'rtmp://live.hkstv.hk.lxdns.com/live/hks':
 >   Metadata:
 >     author          : PowerSmart
 >     copyright       :
 >     description     :
 >     datarate        : 500
 >     livetime        : 1470020146
 >     timeshift       : 0
 >   Duration: 01:00:00.00, start: 0.000000, bitrate: N/A
 >     Stream #0:0: Video: h264 (Constrained Baseline), yuv420p, 640x480, 15.17 fps, 15 tbr, 1k tbn, 30 tbc
 >     Stream #0:1: Audio: aac, 32000 Hz, stereo, fltp
 >
 >
 >
 >
 >
 >
 >
 > ------------------ 原始邮件 ------------------
 > 发件人: "Blake Senftner";<bsenftner at earthlink.net>;
 > 发送时间: 2016年12月21日(星期三) 晚上11:46
 > 收件人: "This list is about using libavcodec, libavformat, libavutil,libavdevice and libavfilter."<libav-user at ffmpeg.org>;
 > 主题: Re: [Libav-user] (no subject)
 >
 > Is the h264 file you are using available online to test against?
 >
 > I have been using the h264 film trailers from here http://www.hd-trailers.net/movie/rogue-one-a-star-wars-story/
 >
 > And they open and play without issue. Do you get the same issue with your software using one of these clips?
 >
 > You may need to post your function that opens a stream up to the point where you call avcodec_open2()...
 >
 > Sincerely,
 > -Blake Senftner
 > Computer Stuff
 >
 >> On Dec 21, 2016, at 7:24 AM, sea <2509044372 at qq.com> wrote:
 >>
 >> In transcoding project of LeiXiaoHua(demo of usage of filters), if I use media file with h264 video stream as input file, the function  avcodec_open2 will return -1.  Media file with video stream in other format, such as mpeg4, mjpeg return 0 (OK). Why ? Someone meets the same problem?
 >> _______________________________________________
 >> Libav-user mailing list
 >> Libav-user at ffmpeg.org
 >> http://ffmpeg.org/mailman/listinfo/libav-user
 >
 >
 > _______________________________________________
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 >
 >
 > Code or code link here please!
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 > Libav-user at ffmpeg.org
 > http://ffmpeg.org/mailman/listinfo/libav-user
 
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