From bffc8f9af1f8e760a63cbc3680ad814b3c1b99ec Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Thu, 15 Sep 2022 17:42:25 +0200 Subject: [PATCH] avcodec/adpcmenc: Round up required buffer size Otherwise the buffer might be too small. Fixes assert violations when encoding mono audio with exactly one sample. Reviewed-by: Paul B Mahol Signed-off-by: Andreas Rheinhardt --- libavcodec/adpcmenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/adpcmenc.c b/libavcodec/adpcmenc.c index 1ffc5b410f..57709b19a1 100644 --- a/libavcodec/adpcmenc.c +++ b/libavcodec/adpcmenc.c @@ -614,7 +614,7 @@ static int adpcm_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, avctx->codec_id == AV_CODEC_ID_ADPCM_IMA_ALP || avctx->codec_id == AV_CODEC_ID_ADPCM_IMA_APM || avctx->codec_id == AV_CODEC_ID_ADPCM_IMA_WS) - pkt_size = (frame->nb_samples * channels) / 2; + pkt_size = (frame->nb_samples * channels + 1) / 2; else pkt_size = avctx->block_align; if ((ret = ff_get_encode_buffer(avctx, avpkt, pkt_size, 0)) < 0)