dany/libwebp
1
0
Fork 0
mirror of https://github.com/webmproject/libwebp.git synced 2024-11-20 12:28:26 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

Merge "fix compile error on ARM/gcc"

Browse Source
This commit is contained in:
Pascal Massimino 2013-09-10 15:12:30 -07:00 committed by Gerrit Code Review
commit 399cd4568b
1 changed files with 21 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
src/dsp/yuv.h
View File

@ -83,41 +83,41 @@ enum {
//------------------------------------------------------------------------------
#ifndef WEBP_YUV_USE_TABLE
#if !defined(WEBP_YUV_USE_TABLE)
// slower on x86 by ~7-8%, but bit-exact with the SSE2 version
static WEBP_INLINE uint8_t VP8Clip8(int v) {
return ((v & ~YUV_MASK2) == 0) ? (v >> YUV_FIX2) : ((~v) >> 31);
static WEBP_INLINE int VP8Clip8(int v) {
return ((v & ~YUV_MASK2) == 0) ? (v >> YUV_FIX2) : (v < 0) ? 0 : 255;
}
static WEBP_INLINE uint8_t VP8YUVToR(int y, int v) {
static WEBP_INLINE int VP8YUVToR(int y, int v) {
return VP8Clip8(kYScale * y + kVToR * v + kRCst);
}
static WEBP_INLINE uint8_t VP8YUVToG(int y, int u, int v) {
static WEBP_INLINE int VP8YUVToG(int y, int u, int v) {
return VP8Clip8(kYScale * y - kUToG * u - kVToG * v + kGCst);
}
static WEBP_INLINE uint8_t VP8YUVToB(int y, int u) {
static WEBP_INLINE int VP8YUVToB(int y, int u) {
return VP8Clip8(kYScale * y + kUToB * u + kBCst);
}
static WEBP_INLINE void VP8YuvToRgb(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToRgb(int y, int u, int v,
uint8_t* const rgb) {
rgb[0] = VP8YUVToR(y, v);
rgb[1] = VP8YUVToG(y, u, v);
rgb[2] = VP8YUVToB(y, u);
}
static WEBP_INLINE void VP8YuvToBgr(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToBgr(int y, int u, int v,
uint8_t* const bgr) {
bgr[0] = VP8YUVToB(y, u);
bgr[1] = VP8YUVToG(y, u, v);
bgr[2] = VP8YUVToR(y, v);
}
static WEBP_INLINE void VP8YuvToRgb565(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToRgb565(int y, int u, int v,
uint8_t* const rgb) {
const int r = VP8YUVToR(y, v); // 5 usable bits
const int g = VP8YUVToG(y, u, v); // 6 usable bits
@ -133,7 +133,7 @@ static WEBP_INLINE void VP8YuvToRgb565(uint8_t y, uint8_t u, uint8_t v,
#endif
}
static WEBP_INLINE void VP8YuvToRgba4444(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToRgba4444(int y, int u, int v,
uint8_t* const argb) {
const int r = VP8YUVToR(y, v); // 4 usable bits
const int g = VP8YUVToG(y, u, v); // 4 usable bits
@ -159,7 +159,7 @@ extern int32_t VP8kVToG[256], VP8kUToG[256];
extern uint8_t VP8kClip[YUV_RANGE_MAX - YUV_RANGE_MIN];
extern uint8_t VP8kClip4Bits[YUV_RANGE_MAX - YUV_RANGE_MIN];
static WEBP_INLINE void VP8YuvToRgb(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToRgb(int y, int u, int v,
uint8_t* const rgb) {
const int r_off = VP8kVToR[v];
const int g_off = (VP8kVToG[v] + VP8kUToG[u]) >> YUV_FIX;
@ -169,7 +169,7 @@ static WEBP_INLINE void VP8YuvToRgb(uint8_t y, uint8_t u, uint8_t v,
rgb[2] = VP8kClip[y + b_off - YUV_RANGE_MIN];
}
static WEBP_INLINE void VP8YuvToBgr(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToBgr(int y, int u, int v,
uint8_t* const bgr) {
const int r_off = VP8kVToR[v];
const int g_off = (VP8kVToG[v] + VP8kUToG[u]) >> YUV_FIX;
@ -179,15 +179,15 @@ static WEBP_INLINE void VP8YuvToBgr(uint8_t y, uint8_t u, uint8_t v,
bgr[2] = VP8kClip[y + r_off - YUV_RANGE_MIN];
}
static WEBP_INLINE void VP8YuvToRgb565(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToRgb565(int y, int u, int v,
uint8_t* const rgb) {
const int r_off = VP8kVToR[v];
const int g_off = (VP8kVToG[v] + VP8kUToG[u]) >> YUV_FIX;
const int b_off = VP8kUToB[u];
const uint8_t rg = ((VP8kClip[y + r_off - YUV_RANGE_MIN] & 0xf8) |
(VP8kClip[y + g_off - YUV_RANGE_MIN] >> 5));
const uint8_t gb = (((VP8kClip[y + g_off - YUV_RANGE_MIN] << 3) & 0xe0) |
(VP8kClip[y + b_off - YUV_RANGE_MIN] >> 3));
const int rg = ((VP8kClip[y + r_off - YUV_RANGE_MIN] & 0xf8) |
(VP8kClip[y + g_off - YUV_RANGE_MIN] >> 5));
const int gb = (((VP8kClip[y + g_off - YUV_RANGE_MIN] << 3) & 0xe0) |
(VP8kClip[y + b_off - YUV_RANGE_MIN] >> 3));
#ifdef WEBP_SWAP_16BIT_CSP
rgb[0] = gb;
rgb[1] = rg;
@ -197,14 +197,14 @@ static WEBP_INLINE void VP8YuvToRgb565(uint8_t y, uint8_t u, uint8_t v,
#endif
}
static WEBP_INLINE void VP8YuvToRgba4444(uint8_t y, uint8_t u, uint8_t v,
static WEBP_INLINE void VP8YuvToRgba4444(int y, int u, int v,
uint8_t* const argb) {
const int r_off = VP8kVToR[v];
const int g_off = (VP8kVToG[v] + VP8kUToG[u]) >> YUV_FIX;
const int b_off = VP8kUToB[u];
const uint8_t rg = ((VP8kClip4Bits[y + r_off - YUV_RANGE_MIN] << 4) |
VP8kClip4Bits[y + g_off - YUV_RANGE_MIN]);
const uint8_t ba = (VP8kClip4Bits[y + b_off - YUV_RANGE_MIN] << 4) | 0x0f;
const int rg = ((VP8kClip4Bits[y + r_off - YUV_RANGE_MIN] << 4) |
VP8kClip4Bits[y + g_off - YUV_RANGE_MIN]);
const int ba = (VP8kClip4Bits[y + b_off - YUV_RANGE_MIN] << 4) | 0x0f;
#ifdef WEBP_SWAP_16BIT_CSP
argb[0] = ba;
argb[1] = rg;