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Code Issues Releases Activity

lavc/amrwbdec: Add a comment about the missing muting technique.

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This commit is contained in:
Carl Eugen Hoyos 2020-04-11 14:23:51 +02:00
parent e426f71c96
commit 5325423437
1 changed files with 2 additions and 0 deletions
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2
libavcodec/amrwbdec.c
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@ -1125,6 +1125,8 @@ static int amrwb_decode_frame(AVCodecContext *avctx, void *data,
av_log(avctx, AV_LOG_ERROR, "Encountered a bad or corrupted frame\n"); av_log(avctx, AV_LOG_ERROR, "Encountered a bad or corrupted frame\n");
if (ctx->fr_cur_mode == NO_DATA || !ctx->fr_quality) { if (ctx->fr_cur_mode == NO_DATA || !ctx->fr_quality) {
/* The specification suggests a "random signal" and
"a muting technique" to "gradually decrease the output level". */
av_samples_set_silence(&frame->data[0], 0, frame->nb_samples, 1, AV_SAMPLE_FMT_FLT); av_samples_set_silence(&frame->data[0], 0, frame->nb_samples, 1, AV_SAMPLE_FMT_FLT);
*got_frame_ptr = 1; *got_frame_ptr = 1;
return expected_fr_size; return expected_fr_size;