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dec/vp8: avoid setting decoder status twice

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Has the potential of returning confusing USER_ABORT for bitstream errors
in some cases.

Change-Id: I358fdb0b36549179df6dc2a95c09a872bd35aa24
This commit is contained in:
James Zern 2012-06-13 14:30:56 -07:00
parent 2f66668882
commit 900285dac3
1 changed files with 9 additions and 3 deletions
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12
src/dec/vp8.c
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@ -74,9 +74,15 @@ void VP8Delete(VP8Decoder* const dec) {
int VP8SetError(VP8Decoder* const dec,
VP8StatusCode error, const char* const msg) {
dec->status_ = error;
dec->error_msg_ = msg;
dec->ready_ = 0;
// TODO This check would be unnecessary if alpha decompression was separated
// from VP8ProcessRow/FinishRow. This avoids setting 'dec->status_' to
// something other than VP8_STATUS_BITSTREAM_ERROR on alpha decompression
// failure.
if (dec->status_ == VP8_STATUS_OK) {
dec->status_ = error;
dec->error_msg_ = msg;
dec->ready_ = 0;
}
return 0;
}