Revision 462b2620 libavformat/wav.c

View differences:

libavformat/wav.c
183 183 
                           AVFormatParameters *ap)
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{
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    int64_t size, av_uninit(data_size);
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    int64_t sample_count=0;
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    int rf64;
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    unsigned int tag;
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    ByteIOContext *pb = s->pb;
......
208 209 
            return -1;
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        get_le64(pb); /* RIFF size */
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        data_size = get_le64(pb);
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        sample_count = get_le64(pb);
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        url_fskip(pb, size - 16); /* skip rest of ds64 chunk */
212 214 
    }
213 215 

  		




  ......




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        wav->data_end = INT64_MAX;


  		




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    } else


  		




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        wav->data_end= url_ftell(pb) + size;


  		




  
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    if (!sample_count && st->codec->channels && av_get_bits_per_sample(st->codec->codec_id))


  		




  
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        sample_count = (size<<3) / (st->codec->channels * (uint64_t)av_get_bits_per_sample(st->codec->codec_id));


  		




  
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    if (sample_count)


  		




  
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        st->duration = sample_count;


  		




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    return 0;


  		




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}


  		




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