fork download
copy 
  1. void AudioDecoder::DecodeThread()
  2. {
  3.     AudioFrame		frame;
  4. 	int				len;
  5.     int got_frame;
  6.     int n;
  7.  
  8. 	if (_audio_pkt.data != NULL)
  9. 		av_free_packet(&_audio_pkt);
  10.  
  11. 	if(!_pkt_queue->Pop(&_audio_pkt))
  12. 		return;
  13.  
  14. 	_audio_pkt_tmp.data = _audio_pkt.data;
  15. 	_audio_pkt_tmp.size = _audio_pkt.size;
  16.  
  17. 	while(_audio_pkt_tmp.size > 0)
  18. 	{
  19.         len = avcodec_decode_audio4(_audio_stream->codec, _av_frame, &got_frame, &_audio_pkt_tmp);
  20.  
  21. 		if (len < 0)
  22. 		{
  23. 			LOG "invalid audio packet or frame. Skipping packet"EL;
  24. 			break;
  25. 		}
  26.  
  27. 		_audio_pkt_tmp.data += len;
  28.         _audio_pkt_tmp.size	-= len;
  29.  
  30.         if (!got_frame)
  31.             continue;
  32.  
  33. 		// 1. copying decoded data into AudioFrame
  34.         frame.size = av_samples_get_buffer_size(NULL, _audio_stream->codec->channels, _av_frame->nb_samples,_audio_stream->codec->sample_fmt, 1);
  35.  
  36. //        frame.size= _av_frame->linesize[0];
  37.  
  38.         LOG "frame size " << frame.size EL;
  39.  
  40. 		frame.data = fast_aligned(uint8_t,16,frame.size);
  41. 		memcpy(frame.data,_av_frame->data[0],frame.size);
  42. 		frame.pts = _pts;
  43.  
  44. 		n = 2 * _audio_stream->codec->channels;
  45. 		frame.duration = frame.size*1000 / (n * _audio_stream->codec->sample_rate);
  46.         _pts += frame.duration;
  47.  
  48. 		// 2. save the frame
  49. 		if (!_frame_queue->Push(frame))
  50. 			return;
  51.         avcodec_get_frame_defaults(_av_frame);        
  52. 	}
  53.  
  54. }
Not running #stdin #stdout 0s 0KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
Standard output is empty
https://ideone.com/uxeYwz
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!