mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/liblc3dec: retrieve duration of the last packet from the demuxer
Use the packet duration field to invalid last samples of the last frame.
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@ -34,7 +34,6 @@ typedef struct LibLC3DecContext {
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int frame_us, srate_hz, hr_mode;
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void *decoder_mem;
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lc3_decoder_t decoder[DECODER_MAX_CHANNELS];
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int64_t length;
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} LibLC3DecContext;
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static av_cold int liblc3_decode_init(AVCodecContext *avctx)
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@ -57,7 +56,6 @@ static av_cold int liblc3_decode_init(AVCodecContext *avctx)
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liblc3->srate_hz = avctx->sample_rate;
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ep_mode = AV_RL16(avctx->extradata + 2);
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liblc3->hr_mode = AV_RL16(avctx->extradata + 4);
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liblc3->length = AV_RL32(avctx->extradata + 6);
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if (ep_mode != 0) {
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av_log(avctx, AV_LOG_ERROR,
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"Error protection mode is not supported.\n");
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@ -126,11 +124,7 @@ static int liblc3_decode(AVCodecContext *avctx, AVFrame *frame,
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in += nbytes;
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}
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if (liblc3->length > 0) {
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int64_t end_pts = liblc3->length + avctx->delay;
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frame->nb_samples = FFMIN(frame->nb_samples,
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FFMAX(end_pts - frame->pts, 0));
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}
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frame->nb_samples = FFMIN(frame->nb_samples, avpkt->duration);
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*got_frame_ptr = 1;
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