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remove unused ApplyInverseTransform()

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transforms are only allowed for is_level0

Change-Id: Iec8ce8bdbe024aae6cae2688e2934ab8f445000c
This commit is contained in:
Pascal Massimino 2012-08-07 22:41:25 -07:00
parent 93bf0faafa
commit 6f4272b090
1 changed files with 0 additions and 17 deletions
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17
src/dec/vp8l.c
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@ -797,19 +797,6 @@ static void ClearTransform(VP8LTransform* const transform) {
transform->data_ = NULL;
}
static void ApplyInverseTransforms(VP8LDecoder* const dec, int start_idx,
uint32_t* const decoded_data) {
int n = dec->next_transform_;
assert(start_idx >= 0);
while (n-- > start_idx) {
VP8LTransform* const transform = &dec->transforms_[n];
VP8LInverseTransform(transform, 0, transform->ysize_,
decoded_data, decoded_data);
ClearTransform(transform);
}
dec->next_transform_ = start_idx;
}
// For security reason, we need to remap the color map to span
// the total possible bundled values, and not just the num_colors.
static int ExpandColorMap(int num_colors, VP8LTransform* const transform) {
@ -964,7 +951,6 @@ static int DecodeImageStream(int xsize, int ysize,
VP8LBitReader* const br = &dec->br_;
VP8LMetadata* const hdr = &dec->hdr_;
uint32_t* data = NULL;
const int transform_start_idx = dec->next_transform_;
int color_cache_bits = 0;
// Read the transforms (may recurse).
@ -1024,9 +1010,6 @@ static int DecodeImageStream(int xsize, int ysize,
ok = DecodeImageData(dec, data, transform_xsize, transform_ysize, NULL);
ok = ok && !br->error_;
// Apply transforms on the decoded data.
if (ok) ApplyInverseTransforms(dec, transform_start_idx, data);
End:
if (!ok) {