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libavcodec/h264_parser: Increase parse_history, fix huge resolutions 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-07-31 16:25:21 +02:00
parent bf428bb314
commit 0782fb6bcb
2 changed files with 3 additions and 3 deletions
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2
libavcodec/h264.h
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@ -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;

4
libavcodec/h264_parser.c
View File

@ -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)