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lavc: add debug info about skipped samples.

This commit is contained in:
Nicolas George 2012-07-15 14:36:22 +02:00
parent e4c00aca96
commit 11ce1cf9a7
1 changed files with 6 additions and 0 deletions
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6
libavcodec/utils.c
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@ -1651,11 +1651,15 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
side= av_packet_get_side_data(avctx->pkt, AV_PKT_DATA_SKIP_SAMPLES, &side_size);
if(side && side_size>=10) {
avctx->internal->skip_samples = AV_RL32(side);
av_log(avctx, AV_LOG_DEBUG, "skip %d samples due to side data\n",
avctx->internal->skip_samples);
}
if (avctx->internal->skip_samples) {
if(frame->nb_samples <= avctx->internal->skip_samples){
*got_frame_ptr = 0;
avctx->internal->skip_samples -= frame->nb_samples;
av_log(avctx, AV_LOG_DEBUG, "skip whole frame, skip left: %d\n",
avctx->internal->skip_samples);
} else {
av_samples_copy(frame->extended_data, frame->extended_data, 0, avctx->internal->skip_samples,
frame->nb_samples - avctx->internal->skip_samples, avctx->channels, frame->format);
@ -1665,6 +1669,8 @@ int attribute_align_arg avcodec_decode_audio4(AVCodecContext *avctx,
if(frame->pkt_dts!=AV_NOPTS_VALUE)
frame->pkt_dts += av_rescale_q(avctx->internal->skip_samples,(AVRational){1, avctx->sample_rate}, avctx->pkt_timebase);
}
av_log(avctx, AV_LOG_DEBUG, "skip %d/%d samples\n",
avctx->internal->skip_samples, frame->nb_samples);
frame->nb_samples -= avctx->internal->skip_samples;
avctx->internal->skip_samples = 0;
}