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Fix bad bit writer initialization.

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When re-initializing a bit writer, we could set invalid values because
the bit writer was not big enough.

Change-Id: Id25ab6712603245a5a12d5f4a86fe35a9a799a5d
This commit is contained in:
Vincent Rabaud
2017-05-02 18:59:01 +02:00
parent b62cdad287
commit e644c556c5
3 changed files with 27 additions and 10 deletions
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3
src/utils/bit_writer_utils.h
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@@ -106,6 +106,9 @@ static WEBP_INLINE size_t VP8LBitWriterNumBytes(VP8LBitWriter* const bw) {
// Returns false in case of memory allocation error.
int VP8LBitWriterInit(VP8LBitWriter* const bw, size_t expected_size);
// Returns false in case of memory allocation error.
int VP8LBitWriterClone(const VP8LBitWriter* const src,
VP8LBitWriter* const dst);
// Finalize the bitstream coding. Returns a pointer to the internal buffer.
uint8_t* VP8LBitWriterFinish(VP8LBitWriter* const bw);
// Release any pending memory and zeroes the object.