From 520d9a8de229c90d82a5eafd59c28ac21b66781c Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Mon, 7 Sep 2020 14:44:04 +0200 Subject: [PATCH] avcodec/extract_extradata: Remove always-true check If a sequence header has already been found, it is certain that next startcode (being disjoint from the sequence header startcode) can begin at index four at the earliest. Signed-off-by: Andreas Rheinhardt --- libavcodec/extract_extradata_bsf.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/libavcodec/extract_extradata_bsf.c b/libavcodec/extract_extradata_bsf.c index 6e80076522..38517bdcf3 100644 --- a/libavcodec/extract_extradata_bsf.c +++ b/libavcodec/extract_extradata_bsf.c @@ -275,7 +275,6 @@ static int extract_extradata_mpeg12(AVBSFContext *ctx, AVPacket *pkt, if (state == 0x1B3) found = 1; else if (found && state != 0x1B5 && state < 0x200 && state >= 0x100) { - if (i > 3) { *size = i - 3; *data = av_malloc(*size + AV_INPUT_BUFFER_PADDING_SIZE); if (!*data) @@ -287,7 +286,6 @@ static int extract_extradata_mpeg12(AVBSFContext *ctx, AVPacket *pkt, pkt->data += *size; pkt->size -= *size; } - } break; } }