[SCM] libav/experimental: Return an error when realloc fails. Patch by Andy Gocke (agocke gmail com)
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 16:17:42 UTC 2013
The following commit has been merged in the experimental branch:
commit 1f96bafb27a1a201dc0bfd299bea7c0a2d8370dc
Author: Andy Gocke <agocke at gmail.com>
Date: Tue Mar 25 14:48:18 2008 +0000
Return an error when realloc fails.
Patch by Andy Gocke (agocke gmail com)
Originally committed as revision 12581 to svn://svn.ffmpeg.org/ffmpeg/trunk
diff --git a/libavcodec/parser.c b/libavcodec/parser.c
index 4926128..20f0031 100644
--- a/libavcodec/parser.c
+++ b/libavcodec/parser.c
@@ -224,7 +224,7 @@ void av_parser_close(AVCodecParserContext *s)
/**
* combines the (truncated) bitstream to a complete frame
- * @returns -1 if no complete frame could be created
+ * @returns -1 if no complete frame could be created, AVERROR(ENOMEM) if there was a memory allocation error
*/
int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_size)
{
@@ -249,8 +249,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* copy into buffer end return */
if(next == END_NOT_FOUND){
- pc->buffer= av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
+ void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
+ if(!new_buffer)
+ return AVERROR(ENOMEM);
+ pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, *buf_size);
pc->index += *buf_size;
return -1;
@@ -261,8 +264,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* append to buffer */
if(pc->index){
- pc->buffer= av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
+ void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
+ if(!new_buffer)
+ return AVERROR(ENOMEM);
+ pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, next + FF_INPUT_BUFFER_PADDING_SIZE );
pc->index = 0;
*buf= pc->buffer;
--
Libav/FFmpeg packaging
More information about the pkg-multimedia-commits
mailing list