On 18/04/14 17:49, Roman Savchenko wrote:
> Hi All,
>
> I've very strange AVERROR_EOF while reading rtmp stream. My code is folowing
>
> static int av_interrapt(void *opaque)
>
> {
>
> VideoWorker* self = reinterpret_cast<VideoWorker*>(opaque);
>
> if (self->last != clock_t::time_point())
>
> {
>
> if ((VideoWorker::clock_t::now() - self->last) >=
> std::chrono::milliseconds(200))
>
> {
>
> return 1;
>
> }
>
> }
>
>
> return self->_should_work ? 0 : 1;
>
> }
Why this code?
> AVPacket packet;
>
> for (int failed_pakets = 0; _should_work; )
>
> {
>
> av_init_packet(&packet);
>
> packet.data = nullptr;
>
> packet.size = 0;
>
>
> // read a frame
>
> last = clock_t::now();
>
> errnum = av_read_frame(av_format_ctx, &packet);
>
> last = clock_t::time_point();
>
>
> if (errnum == 0)
>
> {
>
> failed_pakets = 0;
>
> if (packet.stream_index == v_stream_idx)
>
> {
>
> int got_picture_ptr = 0;
>
> avcodec_decode_video2(av_codec_ctx, av_frame,
> &got_picture_ptr, &packet);
>
>
> // did we get a video frame?
>
> if (got_picture_ptr)
>
> {
>
> ....
>
> }
>
> }
>
> }
>
>
> av_free_packet(&packet);
>
>
> if (errnum != 0)
>
> {
>
> ++failed_pakets;
>
> if (failed_pakets > pimpl->max_failed_pakets)
>
> {
>
> ....
>
> }
>
> }
>
> }
>
>
> After first timeout, all next calls to av_read_packet return AVERROR_EOF,
> but stream is working.
>
> Stream info:
>
> Metadata:
>
> Server NGINX RTMP (github.com/arut/nginx-rtmp-module)
>
> width 1280.00
>
> height 720.00
>
> displayWidth 1280.00
>
> displayHeight 720.00
>
> duration 0.00
>
> framerate 25.00
>
> fps 25.00
>
> videodatarate 0.00
>
> videocodecid 7.00
>
> audiodatarate 0.00
>
> audiocodecid 16.00
>
> profile
>
> level
>
>
> Input #0, flv, from '*':
>
> Metadata:
>
> Server : NGINX RTMP (github.com/arut/nginx-rtmp-module)
>
> displayWidth : 1280
>
> displayHeight : 720
>
> fps : 25
>
> profile :
>
> level :
>
> Duration: 00:00:00.00 , start: 73560.671000 , bitrate: ] N/A
>
> Stream #0.0: Video: h264 (Main), yuv420p, 1280x720, 1k tbn, 50 tbc
>
> Stream #0.1: Audio: [0][0][0][0] / 0x0000, 0 channels
>
>
>
> Can somebody help with it?
if you use avplay it works as expected or you have the same problem?
lu
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