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Validate encoder buffer writes for single token partition

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Extend buffer write validation (overflow check) to single token
partition packing, both mb and row based functions.

Change-Id: I36e19b7d37fc43712d05c70e3ad223d3eb5b973d
This commit is contained in:
Attila Nagy
2011-11-09 14:44:31 +02:00
parent 3c755577b8
commit c84d42f864
2 changed files with 40 additions and 3 deletions
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8
vp8/encoder/onyx_if.c
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@@ -4940,7 +4940,7 @@ int vp8_get_compressed_data(VP8_PTR ptr, unsigned int *frame_flags, unsigned lon
int64_t store_reg[8];
#endif
VP8_COMP *cpi = (VP8_COMP *) ptr;
VP8_COMMON *cm = &cpi->common;
VP8_COMMON *cm;
struct vpx_usec_timer tsctimer;
struct vpx_usec_timer ticktimer;
struct vpx_usec_timer cmptimer;
@@ -4949,12 +4949,14 @@ int vp8_get_compressed_data(VP8_PTR ptr, unsigned int *frame_flags, unsigned lon
if (!cpi)
return -1;
if (setjmp(cpi->common.error.jmp)){
cm = &cpi->common;
if (setjmp(cpi->common.error.jmp))
{
cpi->common.error.setjmp = 0;
return VPX_CODEC_CORRUPT_FRAME;
}
cpi->bc.error = &cpi->common.error;
cpi->common.error.setjmp = 1;
#if HAVE_ARMV7