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Sync libwebp sources with https://chromium.googlesource.com/webm/libwebp/+/v1.0.0
This commit is contained in:
JustOff
Roy Tam
parent
96f65ed0eb
commit
57e9b57974
86 changed files with 3796 additions and 2250 deletions
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@ -11,63 +11,11 @@
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//
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// Author: Skal (pascal.massimino@gmail.com)
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#include "./yuv.h"
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#include "../dsp/yuv.h"
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#include <assert.h>
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#include <stdlib.h>
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#if defined(WEBP_YUV_USE_TABLE)
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static int done = 0;
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static WEBP_INLINE uint8_t clip(int v, int max_value) {
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return v < 0 ? 0 : v > max_value ? max_value : v;
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}
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int16_t VP8kVToR[256], VP8kUToB[256];
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int32_t VP8kVToG[256], VP8kUToG[256];
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uint8_t VP8kClip[YUV_RANGE_MAX - YUV_RANGE_MIN];
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uint8_t VP8kClip4Bits[YUV_RANGE_MAX - YUV_RANGE_MIN];
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WEBP_TSAN_IGNORE_FUNCTION void VP8YUVInit(void) {
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int i;
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if (done) {
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return;
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}
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#ifndef USE_YUVj
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for (i = 0; i < 256; ++i) {
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VP8kVToR[i] = (89858 * (i - 128) + YUV_HALF) >> YUV_FIX;
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VP8kUToG[i] = -22014 * (i - 128) + YUV_HALF;
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VP8kVToG[i] = -45773 * (i - 128);
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VP8kUToB[i] = (113618 * (i - 128) + YUV_HALF) >> YUV_FIX;
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}
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for (i = YUV_RANGE_MIN; i < YUV_RANGE_MAX; ++i) {
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const int k = ((i - 16) * 76283 + YUV_HALF) >> YUV_FIX;
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VP8kClip[i - YUV_RANGE_MIN] = clip(k, 255);
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VP8kClip4Bits[i - YUV_RANGE_MIN] = clip((k + 8) >> 4, 15);
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}
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#else
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for (i = 0; i < 256; ++i) {
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VP8kVToR[i] = (91881 * (i - 128) + YUV_HALF) >> YUV_FIX;
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VP8kUToG[i] = -22554 * (i - 128) + YUV_HALF;
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VP8kVToG[i] = -46802 * (i - 128);
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VP8kUToB[i] = (116130 * (i - 128) + YUV_HALF) >> YUV_FIX;
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}
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for (i = YUV_RANGE_MIN; i < YUV_RANGE_MAX; ++i) {
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const int k = i;
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VP8kClip[i - YUV_RANGE_MIN] = clip(k, 255);
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VP8kClip4Bits[i - YUV_RANGE_MIN] = clip((k + 8) >> 4, 15);
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}
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#endif
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done = 1;
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}
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#else
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WEBP_TSAN_IGNORE_FUNCTION void VP8YUVInit(void) {}
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#endif // WEBP_YUV_USE_TABLE
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//-----------------------------------------------------------------------------
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// Plain-C version
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@ -75,14 +23,14 @@ WEBP_TSAN_IGNORE_FUNCTION void VP8YUVInit(void) {}
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static void FUNC_NAME(const uint8_t* y, \
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const uint8_t* u, const uint8_t* v, \
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uint8_t* dst, int len) { \
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const uint8_t* const end = dst + (len & ~1) * XSTEP; \
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const uint8_t* const end = dst + (len & ~1) * (XSTEP); \
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while (dst != end) { \
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FUNC(y[0], u[0], v[0], dst); \
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FUNC(y[1], u[0], v[0], dst + XSTEP); \
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FUNC(y[1], u[0], v[0], dst + (XSTEP)); \
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y += 2; \
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++u; \
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++v; \
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dst += 2 * XSTEP; \
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dst += 2 * (XSTEP); \
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} \
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if (len & 1) { \
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FUNC(y[0], u[0], v[0], dst); \
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@ -123,15 +71,11 @@ void WebPSamplerProcessPlane(const uint8_t* y, int y_stride,
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WebPSamplerRowFunc WebPSamplers[MODE_LAST];
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extern void WebPInitSamplersSSE2(void);
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extern void WebPInitSamplersSSE41(void);
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extern void WebPInitSamplersMIPS32(void);
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extern void WebPInitSamplersMIPSdspR2(void);
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static volatile VP8CPUInfo yuv_last_cpuinfo_used =
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(VP8CPUInfo)&yuv_last_cpuinfo_used;
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WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplers(void) {
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if (yuv_last_cpuinfo_used == VP8GetCPUInfo) return;
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WEBP_DSP_INIT_FUNC(WebPInitSamplers) {
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WebPSamplers[MODE_RGB] = YuvToRgbRow;
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WebPSamplers[MODE_RGBA] = YuvToRgbaRow;
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WebPSamplers[MODE_BGR] = YuvToBgrRow;
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@ -151,6 +95,11 @@ WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplers(void) {
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WebPInitSamplersSSE2();
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}
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#endif // WEBP_USE_SSE2
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#if defined(WEBP_USE_SSE41)
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if (VP8GetCPUInfo(kSSE4_1)) {
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WebPInitSamplersSSE41();
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}
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#endif // WEBP_USE_SSE41
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#if defined(WEBP_USE_MIPS32)
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if (VP8GetCPUInfo(kMIPS32)) {
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WebPInitSamplersMIPS32();
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@ -162,13 +111,12 @@ WEBP_TSAN_IGNORE_FUNCTION void WebPInitSamplers(void) {
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}
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#endif // WEBP_USE_MIPS_DSP_R2
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}
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yuv_last_cpuinfo_used = VP8GetCPUInfo;
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}
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//-----------------------------------------------------------------------------
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// ARGB -> YUV converters
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static void ConvertARGBToY(const uint32_t* argb, uint8_t* y, int width) {
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static void ConvertARGBToY_C(const uint32_t* argb, uint8_t* y, int width) {
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int i;
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for (i = 0; i < width; ++i) {
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const uint32_t p = argb[i];
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@ -220,14 +168,14 @@ void WebPConvertARGBToUV_C(const uint32_t* argb, uint8_t* u, uint8_t* v,
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//-----------------------------------------------------------------------------
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static void ConvertRGB24ToY(const uint8_t* rgb, uint8_t* y, int width) {
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static void ConvertRGB24ToY_C(const uint8_t* rgb, uint8_t* y, int width) {
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int i;
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for (i = 0; i < width; ++i, rgb += 3) {
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y[i] = VP8RGBToY(rgb[0], rgb[1], rgb[2], YUV_HALF);
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}
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}
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static void ConvertBGR24ToY(const uint8_t* bgr, uint8_t* y, int width) {
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static void ConvertBGR24ToY_C(const uint8_t* bgr, uint8_t* y, int width) {
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int i;
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for (i = 0; i < width; ++i, bgr += 3) {
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y[i] = VP8RGBToY(bgr[2], bgr[1], bgr[0], YUV_HALF);
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@ -246,6 +194,7 @@ void WebPConvertRGBA32ToUV_C(const uint16_t* rgb,
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//-----------------------------------------------------------------------------
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#if !WEBP_NEON_OMIT_C_CODE
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#define MAX_Y ((1 << 10) - 1) // 10b precision over 16b-arithmetic
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static uint16_t clip_y(int v) {
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return (v < 0) ? 0 : (v > MAX_Y) ? MAX_Y : (uint16_t)v;
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@ -283,6 +232,7 @@ static void SharpYUVFilterRow_C(const int16_t* A, const int16_t* B, int len,
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out[2 * i + 1] = clip_y(best_y[2 * i + 1] + v1);
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}
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}
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#endif // !WEBP_NEON_OMIT_C_CODE
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#undef MAX_Y
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@ -304,26 +254,26 @@ void (*WebPSharpYUVUpdateRGB)(const int16_t* ref, const int16_t* src,
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void (*WebPSharpYUVFilterRow)(const int16_t* A, const int16_t* B, int len,
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const uint16_t* best_y, uint16_t* out);
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static volatile VP8CPUInfo rgba_to_yuv_last_cpuinfo_used =
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(VP8CPUInfo)&rgba_to_yuv_last_cpuinfo_used;
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extern void WebPInitConvertARGBToYUVSSE2(void);
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extern void WebPInitConvertARGBToYUVSSE41(void);
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extern void WebPInitConvertARGBToYUVNEON(void);
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extern void WebPInitSharpYUVSSE2(void);
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extern void WebPInitSharpYUVNEON(void);
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WEBP_TSAN_IGNORE_FUNCTION void WebPInitConvertARGBToYUV(void) {
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if (rgba_to_yuv_last_cpuinfo_used == VP8GetCPUInfo) return;
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WebPConvertARGBToY = ConvertARGBToY;
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WEBP_DSP_INIT_FUNC(WebPInitConvertARGBToYUV) {
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WebPConvertARGBToY = ConvertARGBToY_C;
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WebPConvertARGBToUV = WebPConvertARGBToUV_C;
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WebPConvertRGB24ToY = ConvertRGB24ToY;
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WebPConvertBGR24ToY = ConvertBGR24ToY;
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WebPConvertRGB24ToY = ConvertRGB24ToY_C;
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WebPConvertBGR24ToY = ConvertBGR24ToY_C;
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WebPConvertRGBA32ToUV = WebPConvertRGBA32ToUV_C;
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#if !WEBP_NEON_OMIT_C_CODE
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WebPSharpYUVUpdateY = SharpYUVUpdateY_C;
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WebPSharpYUVUpdateRGB = SharpYUVUpdateRGB_C;
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WebPSharpYUVFilterRow = SharpYUVFilterRow_C;
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#endif
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if (VP8GetCPUInfo != NULL) {
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#if defined(WEBP_USE_SSE2)
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@ -332,6 +282,27 @@ WEBP_TSAN_IGNORE_FUNCTION void WebPInitConvertARGBToYUV(void) {
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WebPInitSharpYUVSSE2();
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}
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#endif // WEBP_USE_SSE2
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#if defined(WEBP_USE_SSE41)
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if (VP8GetCPUInfo(kSSE4_1)) {
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WebPInitConvertARGBToYUVSSE41();
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}
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#endif // WEBP_USE_SSE41
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}
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rgba_to_yuv_last_cpuinfo_used = VP8GetCPUInfo;
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#if defined(WEBP_USE_NEON)
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if (WEBP_NEON_OMIT_C_CODE ||
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(VP8GetCPUInfo != NULL && VP8GetCPUInfo(kNEON))) {
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WebPInitConvertARGBToYUVNEON();
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WebPInitSharpYUVNEON();
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}
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#endif // WEBP_USE_NEON
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assert(WebPConvertARGBToY != NULL);
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assert(WebPConvertARGBToUV != NULL);
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assert(WebPConvertRGB24ToY != NULL);
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assert(WebPConvertBGR24ToY != NULL);
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assert(WebPConvertRGBA32ToUV != NULL);
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assert(WebPSharpYUVUpdateY != NULL);
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assert(WebPSharpYUVUpdateRGB != NULL);
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assert(WebPSharpYUVFilterRow != NULL);
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}
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