jujulj a écrit :
> hi again,
>
> I did a lot of progress in my audio decoder, but I've still got one
> problem: I'm getting twice as many decoded values as expected, and for
> each decoded frame, the second half is 0s.
>
> What am I doing wrong?
>
> thank you
> jul
>
>
> My decoding loop:
>
>
> int count=0;
>
> while(1)
> {
> // Free old avPacket
> if(avPacket.data!=NULL)
> av_free_packet(&avPacket);
>
> // Read new avPacket
> if(av_read_frame(pFormatCtx, &avPacket)<0)
> {
> printf("done\n");
> break;//the job is done
> }
>
> static int16_t output_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3)/2];
> int len;
> int outputbuffersize = (AVCODEC_MAX_AUDIO_FRAME_SIZE * 3)/2;
>
> len = avcodec_decode_audio2(pAudioCodecCtx, output_buf,
> &outputbuffersize, avPacket.data , avPacket.size);
>
> count+=len;
>
> if(len<0)
> return -1;
>
> if (outputbuffersize <= 0)
> return -1;
> else
> {
> for(int j=0;j<outputbuffersize;j++)
> fprintf(outfile,"%d\n",output_buf[j]);
> }
>
> }
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>
>
hi jul
is your audio data 8 or 16 bit ?
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