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author | Carl Eugen Hoyos <ceffmpeg@gmail.com> | 2019-01-29 22:46:37 +0100 |
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committer | Carl Eugen Hoyos <ceffmpeg@gmail.com> | 2020-04-05 01:55:34 +0200 |
commit | bef3c14dd1a9a38d996497da7ea416aa372283bf (patch) | |
tree | 92e472ff9d0a4ae67bda07401314906d1a20e66a | |
parent | 56f59246293de417d27ea7e27cb9a7727ee579fb (diff) | |
download | ffmpeg-bef3c14dd1a9a38d996497da7ea416aa372283bf.tar.gz |
lavc/amrwbdec: Do not ignore NO_DATA frames.
Fixes the actual output duration of the sample in ticket #7113.
-rw-r--r-- | libavcodec/amrwbdata.h | 2 | ||||
-rw-r--r-- | libavcodec/amrwbdec.c | 9 |
2 files changed, 9 insertions, 2 deletions
diff --git a/libavcodec/amrwbdata.h b/libavcodec/amrwbdata.h index 8a8cbfdddf..95c0aaa37b 100644 --- a/libavcodec/amrwbdata.h +++ b/libavcodec/amrwbdata.h @@ -1884,7 +1884,7 @@ static const float lpf_7_coef[31] = { // low pass, 7kHz cutoff /** Core frame sizes in each mode */ static const uint16_t cf_sizes_wb[] = { 132, 177, 253, 285, 317, 365, 397, 461, 477, - 40 /// SID/comfort noise frame + 40, 0, 0, 0, 0, 0, 0 }; #endif /* AVCODEC_AMRWBDATA_H */ diff --git a/libavcodec/amrwbdec.c b/libavcodec/amrwbdec.c index 47fe7eb55e..b488a5d3c7 100644 --- a/libavcodec/amrwbdec.c +++ b/libavcodec/amrwbdec.c @@ -1119,12 +1119,19 @@ static int amrwb_decode_frame(AVCodecContext *avctx, void *data, buf_out = (float *)frame->data[0]; header_size = decode_mime_header(ctx, buf); + expected_fr_size = ((cf_sizes_wb[ctx->fr_cur_mode] + 7) >> 3) + 1; + + if (ctx->fr_cur_mode == NO_DATA) { + for (i = 0; i < frame->nb_samples; i++) + buf_out[i] = 0.f; + *got_frame_ptr = 1; + return expected_fr_size; + } if (ctx->fr_cur_mode > MODE_SID) { av_log(avctx, AV_LOG_ERROR, "Invalid mode %d\n", ctx->fr_cur_mode); return AVERROR_INVALIDDATA; } - expected_fr_size = ((cf_sizes_wb[ctx->fr_cur_mode] + 7) >> 3) + 1; if (buf_size < expected_fr_size) { av_log(avctx, AV_LOG_ERROR, |