From 0782fb6bcb32fe3ab956a99af4cc472ff81da0c2 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 31 Jul 2014 16:25:21 +0200 Subject: [PATCH] libavcodec/h264_parser: Increase parse_history, fix huge resolutions Signed-off-by: Michael Niedermayer --- libavcodec/h264.h | 2 +- libavcodec/h264_parser.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/libavcodec/h264.h b/libavcodec/h264.h index 00f8b7f241..5ec4f0c255 100644 --- a/libavcodec/h264.h +++ b/libavcodec/h264.h @@ -749,7 +749,7 @@ typedef struct H264Context { int16_t slice_row[MAX_SLICES]; ///< to detect when MAX_SLICES is too low - uint8_t parse_history[4]; + uint8_t parse_history[6]; int parse_history_count; int parse_last_mb; uint8_t *edge_emu_buffer; diff --git a/libavcodec/h264_parser.c b/libavcodec/h264_parser.c index ea0ab98034..a075bfa987 100644 --- a/libavcodec/h264_parser.c +++ b/libavcodec/h264_parser.c @@ -92,7 +92,7 @@ static int h264_find_frame_end(H264Context *h, const uint8_t *buf, state = 7; } else { h->parse_history[h->parse_history_count++]= buf[i]; - if (h->parse_history_count>3) { + if (h->parse_history_count>5) { unsigned int mb, last_mb= h->parse_last_mb; GetBitContext gb; @@ -120,7 +120,7 @@ found: pc->frame_start_found = 0; if (h->is_avc) return next_avc; - return i - (state & 5) - 3 * (state > 7); + return i - (state & 5) - 5 * (state > 7); } static int scan_mmco_reset(AVCodecParserContext *s)