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WEBP_REDUCE_SIZE: disable all rescaler code

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BUG=webp:355

Change-Id: Id87cb11902e3fb8544a214308526ea9665ce8440
This commit is contained in:
Pascal Massimino
2017-11-24 00:13:27 -08:00
parent 9ca568ef82
commit 0df22b9eed
9 changed files with 36 additions and 8 deletions
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7
src/dec/io_dec.c
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@ -241,6 +241,7 @@ static int EmitAlphaRGBA4444(const VP8Io* const io, WebPDecParams* const p,
//------------------------------------------------------------------------------
// YUV rescaling (no final RGB conversion needed)
#if !defined(WEBP_REDUCE_SIZE)
static int Rescale(const uint8_t* src, int src_stride,
int new_lines, WebPRescaler* const wrk) {
int num_lines_out = 0;
@ -541,6 +542,8 @@ static int InitRGBRescaler(const VP8Io* const io, WebPDecParams* const p) {
return 1;
}
#endif // WEBP_REDUCE_SIZE
//------------------------------------------------------------------------------
// Default custom functions
@ -561,10 +564,14 @@ static int CustomSetup(VP8Io* io) {
WebPInitUpsamplers();
}
if (io->use_scaling) {
#if !defined(WEBP_REDUCE_SIZE)
const int ok = is_rgb ? InitRGBRescaler(io, p) : InitYUVRescaler(io, p);
if (!ok) {
return 0; // memory error
}
#else
return 0; // rescaling support not compiled
#endif
} else {
if (is_rgb) {
WebPInitSamplers();