#include "libavutil/bswap.h"
#include "libavutil/pixdesc.h"
+DECLARE_ALIGNED(8, static const uint8_t, dither_8x8_1)[8][8] = {
+ { 0, 1, 0, 1, 0, 1, 0, 1,},
+ { 1, 0, 1, 0, 1, 0, 1, 0,},
+ { 0, 1, 0, 1, 0, 1, 0, 1,},
+ { 1, 0, 1, 0, 1, 0, 1, 0,},
+ { 0, 1, 0, 1, 0, 1, 0, 1,},
+ { 1, 0, 1, 0, 1, 0, 1, 0,},
+ { 0, 1, 0, 1, 0, 1, 0, 1,},
+ { 1, 0, 1, 0, 1, 0, 1, 0,},
+};
+DECLARE_ALIGNED(8, static const uint8_t, dither_8x8_3)[8][8] = {
+ { 1, 2, 1, 2, 1, 2, 1, 2,},
+ { 3, 0, 3, 0, 3, 0, 3, 0,},
+ { 1, 2, 1, 2, 1, 2, 1, 2,},
+ { 3, 0, 3, 0, 3, 0, 3, 0,},
+ { 1, 2, 1, 2, 1, 2, 1, 2,},
+ { 3, 0, 3, 0, 3, 0, 3, 0,},
+ { 1, 2, 1, 2, 1, 2, 1, 2,},
+ { 3, 0, 3, 0, 3, 0, 3, 0,},
+};
+DECLARE_ALIGNED(8, static const uint8_t, dither_8x8_64)[8][8] = {
+ { 18, 34, 30, 46, 17, 33, 29, 45,},
+ { 50, 2, 62, 14, 49, 1, 61, 13,},
+ { 26, 42, 22, 38, 25, 41, 21, 37,},
+ { 58, 10, 54, 6, 57, 9, 53, 5,},
+ { 16, 32, 28, 44, 19, 35, 31, 47,},
+ { 48, 0, 60, 12, 51, 3, 63, 15,},
+ { 24, 40, 20, 36, 27, 43, 23, 39,},
+ { 56, 8, 52, 4, 59, 11, 55, 7,},
+};
+DECLARE_ALIGNED(8, static const uint8_t, dither_8x8_256)[8][8] = {
+ { 72, 136, 120, 184, 68, 132, 116, 180,},
+ { 200, 8, 248, 56, 196, 4, 244, 52,},
+ { 104, 168, 88, 152, 100, 164, 84, 148,},
+ { 232, 40, 216, 24, 228, 36, 212, 20,},
+ { 64, 128, 102, 176, 76, 140, 124, 188,},
+ { 192, 0, 240, 48, 204, 12, 252, 60,},
+ { 96, 160, 80, 144, 108, 172, 92, 156,},
+ { 224, 32, 208, 16, 236, 44, 220, 28,},
+};
+
#define RGB2YUV_SHIFT 15
-#define BY ( (int)(0.114*219/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define BV (-(int)(0.081*224/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define BU ( (int)(0.500*224/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define GY ( (int)(0.587*219/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define GV (-(int)(0.419*224/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define GU (-(int)(0.331*224/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define RY ( (int)(0.299*219/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define RV ( (int)(0.500*224/255*(1<<RGB2YUV_SHIFT)+0.5))
-#define RU (-(int)(0.169*224/255*(1<<RGB2YUV_SHIFT)+0.5))
-
-static void fillPlane(uint8_t* plane, int stride, int width, int height, int y, uint8_t val)
+#define BY ( (int) (0.114 * 219 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define BV (-(int) (0.081 * 224 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define BU ( (int) (0.500 * 224 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define GY ( (int) (0.587 * 219 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define GV (-(int) (0.419 * 224 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define GU (-(int) (0.331 * 224 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define RY ( (int) (0.299 * 219 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define RV ( (int) (0.500 * 224 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+#define RU (-(int) (0.169 * 224 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
+
+static void fillPlane(uint8_t *plane, int stride, int width, int height, int y,
+ uint8_t val)
{
int i;
- uint8_t *ptr = plane + stride*y;
- for (i=0; i<height; i++) {
+ uint8_t *ptr = plane + stride * y;
+ for (i = 0; i < height; i++) {
memset(ptr, val, width);
ptr += stride;
}
}
+static void fill_plane9or10(uint8_t *plane, int stride, int width,
+ int height, int y, uint8_t val,
+ const int dst_depth, const int big_endian)
+{
+ int i, j;
+ uint16_t *dst = (uint16_t *) (plane + stride * y);
+#define FILL8TO9_OR_10(wfunc) \
+ for (i = 0; i < height; i++) { \
+ for (j = 0; j < width; j++) { \
+ wfunc(&dst[j], (val << (dst_depth - 8)) | \
+ (val >> (16 - dst_depth))); \
+ } \
+ dst += stride / 2; \
+ }
+ if (big_endian) {
+ FILL8TO9_OR_10(AV_WB16);
+ } else {
+ FILL8TO9_OR_10(AV_WL16);
+ }
+}
+
static void copyPlane(const uint8_t *src, int srcStride,
int srcSliceY, int srcSliceH, int width,
uint8_t *dst, int dstStride)
memcpy(dst, src, srcSliceH * dstStride);
} else {
int i;
- for (i=0; i<srcSliceH; i++) {
+ for (i = 0; i < srcSliceH; i++) {
memcpy(dst, src, width);
src += srcStride;
dst += dstStride;
}
}
-static int planarToNv12Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int planarToNv12Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY,
+ int srcSliceH, uint8_t *dstParam[],
+ int dstStride[])
+{
+ uint8_t *dst = dstParam[1] + dstStride[1] * srcSliceY / 2;
+
+ copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
+ dstParam[0], dstStride[0]);
+
+ if (c->dstFormat == AV_PIX_FMT_NV12)
+ interleaveBytes(src[1], src[2], dst, c->srcW / 2, srcSliceH / 2,
+ srcStride[1], srcStride[2], dstStride[1]);
+ else
+ interleaveBytes(src[2], src[1], dst, c->srcW / 2, srcSliceH / 2,
+ srcStride[2], srcStride[1], dstStride[1]);
+
+ return srcSliceH;
+}
+
+static int nv12ToPlanarWrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY,
+ int srcSliceH, uint8_t *dstParam[],
+ int dstStride[])
{
- uint8_t *dst = dstParam[1] + dstStride[1]*srcSliceY/2;
+ uint8_t *dst1 = dstParam[1] + dstStride[1] * srcSliceY / 2;
+ uint8_t *dst2 = dstParam[2] + dstStride[2] * srcSliceY / 2;
copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
dstParam[0], dstStride[0]);
- if (c->dstFormat == PIX_FMT_NV12)
- interleaveBytes(src[1], src[2], dst, c->srcW/2, srcSliceH/2, srcStride[1], srcStride[2], dstStride[0]);
+ if (c->srcFormat == AV_PIX_FMT_NV12)
+ deinterleaveBytes(src[1], dst1, dst2,c->srcW / 2, srcSliceH / 2,
+ srcStride[1], dstStride[1], dstStride[2]);
else
- interleaveBytes(src[2], src[1], dst, c->srcW/2, srcSliceH/2, srcStride[2], srcStride[1], dstStride[0]);
+ deinterleaveBytes(src[1], dst2, dst1, c->srcW / 2, srcSliceH / 2,
+ srcStride[1], dstStride[2], dstStride[1]);
return srcSliceH;
}
-static int planarToYuy2Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int planarToYuy2Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
+ uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
- yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], srcStride[1], dstStride[0]);
+ yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
+ srcStride[1], dstStride[0]);
return srcSliceH;
}
-static int planarToUyvyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int planarToUyvyWrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
+ uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
- yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], srcStride[1], dstStride[0]);
+ yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
+ srcStride[1], dstStride[0]);
return srcSliceH;
}
-static int yuv422pToYuy2Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int yuv422pToYuy2Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
+ uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
- yuv422ptoyuy2(src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0]);
+ yuv422ptoyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
+ srcStride[1], dstStride[0]);
return srcSliceH;
}
-static int yuv422pToUyvyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int yuv422pToUyvyWrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *dst=dstParam[0] + dstStride[0]*srcSliceY;
+ uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY;
- yuv422ptouyvy(src[0],src[1],src[2],dst,c->srcW,srcSliceH,srcStride[0],srcStride[1],dstStride[0]);
+ yuv422ptouyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0],
+ srcStride[1], dstStride[0]);
return srcSliceH;
}
-static int yuyvToYuv420Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int yuyvToYuv420Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY;
- uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY/2;
- uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY/2;
+ uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
+ uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2;
+ uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2;
- yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]);
+ yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
+ dstStride[1], srcStride[0]);
if (dstParam[3])
fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
return srcSliceH;
}
-static int yuyvToYuv422Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int yuyvToYuv422Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY;
- uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY;
- uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY;
+ uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
+ uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY;
+ uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY;
- yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]);
+ yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
+ dstStride[1], srcStride[0]);
return srcSliceH;
}
-static int uyvyToYuv420Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int uyvyToYuv420Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY;
- uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY/2;
- uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY/2;
+ uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
+ uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2;
+ uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2;
- uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]);
+ uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
+ dstStride[1], srcStride[0]);
if (dstParam[3])
fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
return srcSliceH;
}
-static int uyvyToYuv422Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dstParam[], int dstStride[])
+static int uyvyToYuv422Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dstParam[], int dstStride[])
{
- uint8_t *ydst=dstParam[0] + dstStride[0]*srcSliceY;
- uint8_t *udst=dstParam[1] + dstStride[1]*srcSliceY;
- uint8_t *vdst=dstParam[2] + dstStride[2]*srcSliceY;
+ uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY;
+ uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY;
+ uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY;
- uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], dstStride[1], srcStride[0]);
+ uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0],
+ dstStride[1], srcStride[0]);
return srcSliceH;
}
-static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
+static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels,
+ const uint8_t *palette)
{
int i;
- for (i=0; i<num_pixels; i++)
- ((uint32_t *) dst)[i] = ((const uint32_t *)palette)[src[i<<1]] | (src[(i<<1)+1] << 24);
+ for (i = 0; i < num_pixels; i++)
+ ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | (src[(i << 1) + 1] << 24);
}
-static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
+static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels,
+ const uint8_t *palette)
{
int i;
- for (i=0; i<num_pixels; i++)
- ((uint32_t *) dst)[i] = ((const uint32_t *)palette)[src[i<<1]] | src[(i<<1)+1];
+ for (i = 0; i < num_pixels; i++)
+ ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | src[(i << 1) + 1];
}
-static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
+static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels,
+ const uint8_t *palette)
{
int i;
- for (i=0; i<num_pixels; i++) {
+ for (i = 0; i < num_pixels; i++) {
//FIXME slow?
- dst[0]= palette[src[i<<1]*4+0];
- dst[1]= palette[src[i<<1]*4+1];
- dst[2]= palette[src[i<<1]*4+2];
- dst+= 3;
+ dst[0] = palette[src[i << 1] * 4 + 0];
+ dst[1] = palette[src[i << 1] * 4 + 1];
+ dst[2] = palette[src[i << 1] * 4 + 2];
+ dst += 3;
}
}
-static int palToRgbWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[])
+static int packed_16bpc_bswap(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
{
- const enum PixelFormat srcFormat= c->srcFormat;
- const enum PixelFormat dstFormat= c->dstFormat;
+ int i, j;
+ int srcstr = srcStride[0] >> 1;
+ int dststr = dstStride[0] >> 1;
+ uint16_t *dstPtr = (uint16_t *) dst[0];
+ const uint16_t *srcPtr = (const uint16_t *) src[0];
+ int min_stride = FFMIN(srcstr, dststr);
+
+ for (i = 0; i < srcSliceH; i++) {
+ for (j = 0; j < min_stride; j++) {
+ dstPtr[j] = av_bswap16(srcPtr[j]);
+ }
+ srcPtr += srcstr;
+ dstPtr += dststr;
+ }
+
+ return srcSliceH;
+}
+
+static int palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[],
+ int srcSliceY, int srcSliceH, uint8_t *dst[],
+ int dstStride[])
+{
+ const enum AVPixelFormat srcFormat = c->srcFormat;
+ const enum AVPixelFormat dstFormat = c->dstFormat;
void (*conv)(const uint8_t *src, uint8_t *dst, int num_pixels,
- const uint8_t *palette)=NULL;
+ const uint8_t *palette) = NULL;
int i;
- uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
- const uint8_t *srcPtr= src[0];
+ uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
+ const uint8_t *srcPtr = src[0];
- if (srcFormat == PIX_FMT_Y400A) {
+ if (srcFormat == AV_PIX_FMT_YA8) {
switch (dstFormat) {
- case PIX_FMT_RGB32 : conv = gray8aToPacked32; break;
- case PIX_FMT_BGR32 : conv = gray8aToPacked32; break;
- case PIX_FMT_BGR32_1: conv = gray8aToPacked32_1; break;
- case PIX_FMT_RGB32_1: conv = gray8aToPacked32_1; break;
- case PIX_FMT_RGB24 : conv = gray8aToPacked24; break;
- case PIX_FMT_BGR24 : conv = gray8aToPacked24; break;
+ case AV_PIX_FMT_RGB32 : conv = gray8aToPacked32; break;
+ case AV_PIX_FMT_BGR32 : conv = gray8aToPacked32; break;
+ case AV_PIX_FMT_BGR32_1: conv = gray8aToPacked32_1; break;
+ case AV_PIX_FMT_RGB32_1: conv = gray8aToPacked32_1; break;
+ case AV_PIX_FMT_RGB24 : conv = gray8aToPacked24; break;
+ case AV_PIX_FMT_BGR24 : conv = gray8aToPacked24; break;
}
} else if (usePal(srcFormat)) {
switch (dstFormat) {
- case PIX_FMT_RGB32 : conv = sws_convertPalette8ToPacked32; break;
- case PIX_FMT_BGR32 : conv = sws_convertPalette8ToPacked32; break;
- case PIX_FMT_BGR32_1: conv = sws_convertPalette8ToPacked32; break;
- case PIX_FMT_RGB32_1: conv = sws_convertPalette8ToPacked32; break;
- case PIX_FMT_RGB24 : conv = sws_convertPalette8ToPacked24; break;
- case PIX_FMT_BGR24 : conv = sws_convertPalette8ToPacked24; break;
+ case AV_PIX_FMT_RGB32 : conv = sws_convertPalette8ToPacked32; break;
+ case AV_PIX_FMT_BGR32 : conv = sws_convertPalette8ToPacked32; break;
+ case AV_PIX_FMT_BGR32_1: conv = sws_convertPalette8ToPacked32; break;
+ case AV_PIX_FMT_RGB32_1: conv = sws_convertPalette8ToPacked32; break;
+ case AV_PIX_FMT_RGB24 : conv = sws_convertPalette8ToPacked24; break;
+ case AV_PIX_FMT_BGR24 : conv = sws_convertPalette8ToPacked24; break;
}
}
av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
sws_format_name(srcFormat), sws_format_name(dstFormat));
else {
- for (i=0; i<srcSliceH; i++) {
+ for (i = 0; i < srcSliceH; i++) {
conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
+ srcPtr += srcStride[0];
+ dstPtr += dstStride[0];
+ }
+ }
+
+ return srcSliceH;
+}
+
+static void gbr24ptopacked24(const uint8_t *src[], int srcStride[],
+ uint8_t *dst, int dstStride, int srcSliceH,
+ int width)
+{
+ int x, h, i;
+ for (h = 0; h < srcSliceH; h++) {
+ uint8_t *dest = dst + dstStride * h;
+ for (x = 0; x < width; x++) {
+ *dest++ = src[0][x];
+ *dest++ = src[1][x];
+ *dest++ = src[2][x];
+ }
+
+ for (i = 0; i < 3; i++)
+ src[i] += srcStride[i];
+ }
+}
+
+static void gbr24ptopacked32(const uint8_t *src[], int srcStride[],
+ uint8_t *dst, int dstStride, int srcSliceH,
+ int alpha_first, int width)
+{
+ int x, h, i;
+ for (h = 0; h < srcSliceH; h++) {
+ uint8_t *dest = dst + dstStride * h;
+
+ if (alpha_first) {
+ for (x = 0; x < width; x++) {
+ *dest++ = 0xff;
+ *dest++ = src[0][x];
+ *dest++ = src[1][x];
+ *dest++ = src[2][x];
+ }
+ } else {
+ for (x = 0; x < width; x++) {
+ *dest++ = src[0][x];
+ *dest++ = src[1][x];
+ *dest++ = src[2][x];
+ *dest++ = 0xff;
+ }
}
+
+ for (i = 0; i < 3; i++)
+ src[i] += srcStride[i];
+ }
+}
+
+static int planarRgbToRgbWrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
+{
+ int alpha_first = 0;
+ const uint8_t *src102[] = { src[1], src[0], src[2] };
+ const uint8_t *src201[] = { src[2], src[0], src[1] };
+ int stride102[] = { srcStride[1], srcStride[0], srcStride[2] };
+ int stride201[] = { srcStride[2], srcStride[0], srcStride[1] };
+
+ if (c->srcFormat != AV_PIX_FMT_GBRP) {
+ av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n",
+ av_get_pix_fmt_name(c->srcFormat),
+ av_get_pix_fmt_name(c->dstFormat));
+ return srcSliceH;
+ }
+
+ switch (c->dstFormat) {
+ case AV_PIX_FMT_BGR24:
+ gbr24ptopacked24(src102, stride102,
+ dst[0] + srcSliceY * dstStride[0], dstStride[0],
+ srcSliceH, c->srcW);
+ break;
+
+ case AV_PIX_FMT_RGB24:
+ gbr24ptopacked24(src201, stride201,
+ dst[0] + srcSliceY * dstStride[0], dstStride[0],
+ srcSliceH, c->srcW);
+ break;
+
+ case AV_PIX_FMT_ARGB:
+ alpha_first = 1;
+ case AV_PIX_FMT_RGBA:
+ gbr24ptopacked32(src201, stride201,
+ dst[0] + srcSliceY * dstStride[0], dstStride[0],
+ srcSliceH, alpha_first, c->srcW);
+ break;
+
+ case AV_PIX_FMT_ABGR:
+ alpha_first = 1;
+ case AV_PIX_FMT_BGRA:
+ gbr24ptopacked32(src102, stride102,
+ dst[0] + srcSliceY * dstStride[0], dstStride[0],
+ srcSliceH, alpha_first, c->srcW);
+ break;
+
+ default:
+ av_log(c, AV_LOG_ERROR,
+ "unsupported planar RGB conversion %s -> %s\n",
+ av_get_pix_fmt_name(c->srcFormat),
+ av_get_pix_fmt_name(c->dstFormat));
+ }
+
+ return srcSliceH;
+}
+
+static int planarRgbToplanarRgbWrapper(SwsContext *c,
+ const uint8_t *src[], int srcStride[],
+ int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
+{
+ copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
+ dst[0], dstStride[0]);
+ copyPlane(src[1], srcStride[1], srcSliceY, srcSliceH, c->srcW,
+ dst[1], dstStride[1]);
+ copyPlane(src[2], srcStride[2], srcSliceY, srcSliceH, c->srcW,
+ dst[2], dstStride[2]);
+ if (dst[3])
+ fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
+
+ return srcSliceH;
+}
+
+static void packedtogbr24p(const uint8_t *src, int srcStride,
+ uint8_t *dst[], int dstStride[], int srcSliceH,
+ int alpha_first, int inc_size, int width)
+{
+ uint8_t *dest[3];
+ int x, h;
+
+ dest[0] = dst[0];
+ dest[1] = dst[1];
+ dest[2] = dst[2];
+
+ if (alpha_first)
+ src++;
+
+ for (h = 0; h < srcSliceH; h++) {
+ for (x = 0; x < width; x++) {
+ dest[0][x] = src[0];
+ dest[1][x] = src[1];
+ dest[2][x] = src[2];
+
+ src += inc_size;
+ }
+ src += srcStride - width * inc_size;
+ dest[0] += dstStride[0];
+ dest[1] += dstStride[1];
+ dest[2] += dstStride[2];
+ }
+}
+
+static int rgbToPlanarRgbWrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
+{
+ int alpha_first = 0;
+ int stride102[] = { dstStride[1], dstStride[0], dstStride[2] };
+ int stride201[] = { dstStride[2], dstStride[0], dstStride[1] };
+ uint8_t *dst102[] = { dst[1] + srcSliceY * dstStride[1],
+ dst[0] + srcSliceY * dstStride[0],
+ dst[2] + srcSliceY * dstStride[2] };
+ uint8_t *dst201[] = { dst[2] + srcSliceY * dstStride[2],
+ dst[0] + srcSliceY * dstStride[0],
+ dst[1] + srcSliceY * dstStride[1] };
+
+ switch (c->srcFormat) {
+ case AV_PIX_FMT_RGB24:
+ packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201,
+ stride201, srcSliceH, alpha_first, 3, c->srcW);
+ break;
+ case AV_PIX_FMT_BGR24:
+ packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102,
+ stride102, srcSliceH, alpha_first, 3, c->srcW);
+ break;
+ case AV_PIX_FMT_ARGB:
+ alpha_first = 1;
+ case AV_PIX_FMT_RGBA:
+ packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201,
+ stride201, srcSliceH, alpha_first, 4, c->srcW);
+ break;
+ case AV_PIX_FMT_ABGR:
+ alpha_first = 1;
+ case AV_PIX_FMT_BGRA:
+ packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102,
+ stride102, srcSliceH, alpha_first, 4, c->srcW);
+ break;
+ default:
+ av_log(c, AV_LOG_ERROR,
+ "unsupported planar RGB conversion %s -> %s\n",
+ av_get_pix_fmt_name(c->srcFormat),
+ av_get_pix_fmt_name(c->dstFormat));
}
return srcSliceH;
}
#define isRGBA32(x) ( \
- (x) == PIX_FMT_ARGB \
- || (x) == PIX_FMT_RGBA \
- || (x) == PIX_FMT_BGRA \
- || (x) == PIX_FMT_ABGR \
+ (x) == AV_PIX_FMT_ARGB \
+ || (x) == AV_PIX_FMT_RGBA \
+ || (x) == AV_PIX_FMT_BGRA \
+ || (x) == AV_PIX_FMT_ABGR \
)
/* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
-static int rgbToRgbWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[])
+typedef void (* rgbConvFn) (const uint8_t *, uint8_t *, int);
+static rgbConvFn findRgbConvFn(SwsContext *c)
{
- const enum PixelFormat srcFormat= c->srcFormat;
- const enum PixelFormat dstFormat= c->dstFormat;
- const int srcBpp= (c->srcFormatBpp + 7) >> 3;
- const int dstBpp= (c->dstFormatBpp + 7) >> 3;
- const int srcId= c->srcFormatBpp >> 2; /* 1:0, 4:1, 8:2, 15:3, 16:4, 24:6, 32:8 */
- const int dstId= c->dstFormatBpp >> 2;
- void (*conv)(const uint8_t *src, uint8_t *dst, int src_size)=NULL;
+ const enum AVPixelFormat srcFormat = c->srcFormat;
+ const enum AVPixelFormat dstFormat = c->dstFormat;
+ const int srcId = c->srcFormatBpp;
+ const int dstId = c->dstFormatBpp;
+ rgbConvFn conv = NULL;
+ const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(srcFormat);
+ const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(dstFormat);
+
+#define IS_NOT_NE(bpp, desc) \
+ (((bpp + 7) >> 3) == 2 && \
+ (!(desc->flags & AV_PIX_FMT_FLAG_BE) != !HAVE_BIGENDIAN))
-#define CONV_IS(src, dst) (srcFormat == PIX_FMT_##src && dstFormat == PIX_FMT_##dst)
+ /* if this is non-native rgb444/555/565, don't handle it here. */
+ if (IS_NOT_NE(srcId, desc_src) || IS_NOT_NE(dstId, desc_dst))
+ return NULL;
+
+#define CONV_IS(src, dst) (srcFormat == AV_PIX_FMT_##src && dstFormat == AV_PIX_FMT_##dst)
if (isRGBA32(srcFormat) && isRGBA32(dstFormat)) {
if ( CONV_IS(ABGR, RGBA)
|| CONV_IS(RGBA, ARGB)) conv = shuffle_bytes_3012;
} else
/* BGR -> BGR */
- if ( (isBGRinInt(srcFormat) && isBGRinInt(dstFormat))
- || (isRGBinInt(srcFormat) && isRGBinInt(dstFormat))) {
- switch(srcId | (dstId<<4)) {
- case 0x34: conv= rgb16to15; break;
- case 0x36: conv= rgb24to15; break;
- case 0x38: conv= rgb32to15; break;
- case 0x43: conv= rgb15to16; break;
- case 0x46: conv= rgb24to16; break;
- case 0x48: conv= rgb32to16; break;
- case 0x63: conv= rgb15to24; break;
- case 0x64: conv= rgb16to24; break;
- case 0x68: conv= rgb32to24; break;
- case 0x83: conv= rgb15to32; break;
- case 0x84: conv= rgb16to32; break;
- case 0x86: conv= rgb24to32; break;
+ if ((isBGRinInt(srcFormat) && isBGRinInt(dstFormat)) ||
+ (isRGBinInt(srcFormat) && isRGBinInt(dstFormat))) {
+ switch (srcId | (dstId << 16)) {
+ case 0x000F000C: conv = rgb12to15; break;
+ case 0x000F0010: conv = rgb16to15; break;
+ case 0x000F0018: conv = rgb24to15; break;
+ case 0x000F0020: conv = rgb32to15; break;
+ case 0x0010000F: conv = rgb15to16; break;
+ case 0x00100018: conv = rgb24to16; break;
+ case 0x00100020: conv = rgb32to16; break;
+ case 0x0018000F: conv = rgb15to24; break;
+ case 0x00180010: conv = rgb16to24; break;
+ case 0x00180020: conv = rgb32to24; break;
+ case 0x0020000F: conv = rgb15to32; break;
+ case 0x00200010: conv = rgb16to32; break;
+ case 0x00200018: conv = rgb24to32; break;
}
- } else if ( (isBGRinInt(srcFormat) && isRGBinInt(dstFormat))
- || (isRGBinInt(srcFormat) && isBGRinInt(dstFormat))) {
- switch(srcId | (dstId<<4)) {
- case 0x33: conv= rgb15tobgr15; break;
- case 0x34: conv= rgb16tobgr15; break;
- case 0x36: conv= rgb24tobgr15; break;
- case 0x38: conv= rgb32tobgr15; break;
- case 0x43: conv= rgb15tobgr16; break;
- case 0x44: conv= rgb16tobgr16; break;
- case 0x46: conv= rgb24tobgr16; break;
- case 0x48: conv= rgb32tobgr16; break;
- case 0x63: conv= rgb15tobgr24; break;
- case 0x64: conv= rgb16tobgr24; break;
- case 0x66: conv= rgb24tobgr24; break;
- case 0x68: conv= rgb32tobgr24; break;
- case 0x83: conv= rgb15tobgr32; break;
- case 0x84: conv= rgb16tobgr32; break;
- case 0x86: conv= rgb24tobgr32; break;
+ } else if ((isBGRinInt(srcFormat) && isRGBinInt(dstFormat)) ||
+ (isRGBinInt(srcFormat) && isBGRinInt(dstFormat))) {
+ switch (srcId | (dstId << 16)) {
+ case 0x000C000C: conv = rgb12tobgr12; break;
+ case 0x000F000F: conv = rgb15tobgr15; break;
+ case 0x000F0010: conv = rgb16tobgr15; break;
+ case 0x000F0018: conv = rgb24tobgr15; break;
+ case 0x000F0020: conv = rgb32tobgr15; break;
+ case 0x0010000F: conv = rgb15tobgr16; break;
+ case 0x00100010: conv = rgb16tobgr16; break;
+ case 0x00100018: conv = rgb24tobgr16; break;
+ case 0x00100020: conv = rgb32tobgr16; break;
+ case 0x0018000F: conv = rgb15tobgr24; break;
+ case 0x00180010: conv = rgb16tobgr24; break;
+ case 0x00180018: conv = rgb24tobgr24; break;
+ case 0x00180020: conv = rgb32tobgr24; break;
+ case 0x0020000F: conv = rgb15tobgr32; break;
+ case 0x00200010: conv = rgb16tobgr32; break;
+ case 0x00200018: conv = rgb24tobgr32; break;
}
}
+ return conv;
+}
+
+/* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
+static int rgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[],
+ int srcSliceY, int srcSliceH, uint8_t *dst[],
+ int dstStride[])
+
+{
+ const enum AVPixelFormat srcFormat = c->srcFormat;
+ const enum AVPixelFormat dstFormat = c->dstFormat;
+ const int srcBpp = (c->srcFormatBpp + 7) >> 3;
+ const int dstBpp = (c->dstFormatBpp + 7) >> 3;
+ rgbConvFn conv = findRgbConvFn(c);
+
if (!conv) {
av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n",
sws_format_name(srcFormat), sws_format_name(dstFormat));
} else {
- const uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0];
- if ((srcFormat == PIX_FMT_RGB32_1 || srcFormat == PIX_FMT_BGR32_1) && !isRGBA32(dstFormat))
+ const uint8_t *srcPtr = src[0];
+ uint8_t *dstPtr = dst[0];
+ if ((srcFormat == AV_PIX_FMT_RGB32_1 || srcFormat == AV_PIX_FMT_BGR32_1) &&
+ !isRGBA32(dstFormat))
srcPtr += ALT32_CORR;
- if ((dstFormat == PIX_FMT_RGB32_1 || dstFormat == PIX_FMT_BGR32_1) && !isRGBA32(srcFormat))
+ if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) &&
+ !isRGBA32(srcFormat))
dstPtr += ALT32_CORR;
- if (dstStride[0]*srcBpp == srcStride[0]*dstBpp && srcStride[0] > 0)
- conv(srcPtr, dstPtr + dstStride[0]*srcSliceY, srcSliceH*srcStride[0]);
+ if (dstStride[0] * srcBpp == srcStride[0] * dstBpp && srcStride[0] > 0 &&
+ !(srcStride[0] % srcBpp))
+ conv(srcPtr, dstPtr + dstStride[0] * srcSliceY,
+ (srcSliceH - 1) * srcStride[0] + c->srcW * srcBpp);
else {
int i;
- dstPtr += dstStride[0]*srcSliceY;
+ dstPtr += dstStride[0] * srcSliceY;
- for (i=0; i<srcSliceH; i++) {
- conv(srcPtr, dstPtr, c->srcW*srcBpp);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
+ for (i = 0; i < srcSliceH; i++) {
+ conv(srcPtr, dstPtr, c->srcW * srcBpp);
+ srcPtr += srcStride[0];
+ dstPtr += dstStride[0];
}
}
}
return srcSliceH;
}
-static int bgr24ToYv12Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[])
+static int bgr24ToYv12Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
{
rgb24toyv12(
src[0],
- dst[0]+ srcSliceY *dstStride[0],
- dst[1]+(srcSliceY>>1)*dstStride[1],
- dst[2]+(srcSliceY>>1)*dstStride[2],
+ dst[0] + srcSliceY * dstStride[0],
+ dst[1] + (srcSliceY >> 1) * dstStride[1],
+ dst[2] + (srcSliceY >> 1) * dstStride[2],
c->srcW, srcSliceH,
dstStride[0], dstStride[1], srcStride[0]);
if (dst[3])
return srcSliceH;
}
-static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[])
+static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
{
copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW,
dst[0], dstStride[0]);
- planar2x(src[1], dst[1] + dstStride[1]*(srcSliceY >> 1), c->chrSrcW,
+ planar2x(src[1], dst[1] + dstStride[1] * (srcSliceY >> 1), c->chrSrcW,
srcSliceH >> 2, srcStride[1], dstStride[1]);
- planar2x(src[2], dst[2] + dstStride[2]*(srcSliceY >> 1), c->chrSrcW,
+ planar2x(src[2], dst[2] + dstStride[2] * (srcSliceY >> 1), c->chrSrcW,
srcSliceH >> 2, srcStride[2], dstStride[2]);
if (dst[3])
fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255);
}
/* unscaled copy like stuff (assumes nearly identical formats) */
-static int packedCopyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[])
+static int packedCopyWrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
{
- if (dstStride[0]==srcStride[0] && srcStride[0] > 0)
- memcpy(dst[0] + dstStride[0]*srcSliceY, src[0], srcSliceH*dstStride[0]);
+ if (dstStride[0] == srcStride[0] && srcStride[0] > 0)
+ memcpy(dst[0] + dstStride[0] * srcSliceY, src[0], srcSliceH * dstStride[0]);
else {
int i;
- const uint8_t *srcPtr= src[0];
- uint8_t *dstPtr= dst[0] + dstStride[0]*srcSliceY;
- int length=0;
+ const uint8_t *srcPtr = src[0];
+ uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY;
+ int length = 0;
/* universal length finder */
- while(length+c->srcW <= FFABS(dstStride[0])
- && length+c->srcW <= FFABS(srcStride[0])) length+= c->srcW;
- assert(length!=0);
+ while (length + c->srcW <= FFABS(dstStride[0]) &&
+ length + c->srcW <= FFABS(srcStride[0]))
+ length += c->srcW;
+ assert(length != 0);
- for (i=0; i<srcSliceH; i++) {
+ for (i = 0; i < srcSliceH; i++) {
memcpy(dstPtr, srcPtr, length);
- srcPtr+= srcStride[0];
- dstPtr+= dstStride[0];
+ srcPtr += srcStride[0];
+ dstPtr += dstStride[0];
}
}
return srcSliceH;
}
-static int planarCopyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* dst[], int dstStride[])
+#define clip9(x) av_clip_uintp2(x, 9)
+#define clip10(x) av_clip_uintp2(x, 10)
+#define DITHER_COPY(dst, dstStride, wfunc, src, srcStride, rfunc, dithers, shift, clip) \
+ for (i = 0; i < height; i++) { \
+ const uint8_t *dither = dithers[i & 7]; \
+ for (j = 0; j < length - 7; j += 8) { \
+ wfunc(&dst[j + 0], clip((rfunc(&src[j + 0]) + dither[0]) >> shift)); \
+ wfunc(&dst[j + 1], clip((rfunc(&src[j + 1]) + dither[1]) >> shift)); \
+ wfunc(&dst[j + 2], clip((rfunc(&src[j + 2]) + dither[2]) >> shift)); \
+ wfunc(&dst[j + 3], clip((rfunc(&src[j + 3]) + dither[3]) >> shift)); \
+ wfunc(&dst[j + 4], clip((rfunc(&src[j + 4]) + dither[4]) >> shift)); \
+ wfunc(&dst[j + 5], clip((rfunc(&src[j + 5]) + dither[5]) >> shift)); \
+ wfunc(&dst[j + 6], clip((rfunc(&src[j + 6]) + dither[6]) >> shift)); \
+ wfunc(&dst[j + 7], clip((rfunc(&src[j + 7]) + dither[7]) >> shift)); \
+ } \
+ for (; j < length; j++) \
+ wfunc(&dst[j], (rfunc(&src[j]) + dither[j & 7]) >> shift); \
+ dst += dstStride; \
+ src += srcStride; \
+ }
+
+static int planarCopyWrapper(SwsContext *c, const uint8_t *src[],
+ int srcStride[], int srcSliceY, int srcSliceH,
+ uint8_t *dst[], int dstStride[])
{
+ const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat);
+ const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat);
int plane, i, j;
- for (plane=0; plane<4; plane++) {
- int length= (plane==0 || plane==3) ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample);
- int y= (plane==0 || plane==3) ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample);
- int height= (plane==0 || plane==3) ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample);
- const uint8_t *srcPtr= src[plane];
- uint8_t *dstPtr= dst[plane] + dstStride[plane]*y;
-
- if (!dst[plane]) continue;
+ for (plane = 0; plane < 4; plane++) {
+ int length = (plane == 0 || plane == 3) ? c->srcW : -((-c->srcW ) >> c->chrDstHSubSample);
+ int y = (plane == 0 || plane == 3) ? srcSliceY: -((-srcSliceY) >> c->chrDstVSubSample);
+ int height = (plane == 0 || plane == 3) ? srcSliceH: -((-srcSliceH) >> c->chrDstVSubSample);
+ const uint8_t *srcPtr = src[plane];
+ uint8_t *dstPtr = dst[plane] + dstStride[plane] * y;
+ int shiftonly = plane == 1 || plane == 2 || (!c->srcRange && plane == 0);
+
+ if (!dst[plane])
+ continue;
// ignore palette for GRAY8
if (plane == 1 && !dst[2]) continue;
if (!src[plane] || (plane == 1 && !src[2])) {
- if(is16BPS(c->dstFormat))
- length*=2;
- fillPlane(dst[plane], dstStride[plane], length, height, y, (plane==3) ? 255 : 128);
+ int val = (plane == 3) ? 255 : 128;
+ if (is16BPS(c->dstFormat))
+ length *= 2;
+ if (is9_OR_10BPS(c->dstFormat)) {
+ fill_plane9or10(dst[plane], dstStride[plane],
+ length, height, y, val,
+ desc_dst->comp[plane].depth,
+ isBE(c->dstFormat));
+ } else
+ fillPlane(dst[plane], dstStride[plane], length, height, y,
+ val);
} else {
- if(is9_OR_10BPS(c->srcFormat)) {
- const int src_depth = av_pix_fmt_descriptors[c->srcFormat].comp[plane].depth_minus1+1;
- const int dst_depth = av_pix_fmt_descriptors[c->dstFormat].comp[plane].depth_minus1+1;
- const uint16_t *srcPtr2 = (const uint16_t*)srcPtr;
+ if (is9_OR_10BPS(c->srcFormat)) {
+ const int src_depth = desc_src->comp[plane].depth;
+ const int dst_depth = desc_dst->comp[plane].depth;
+ const uint16_t *srcPtr2 = (const uint16_t *) srcPtr;
if (is16BPS(c->dstFormat)) {
- uint16_t *dstPtr2 = (uint16_t*)dstPtr;
+ uint16_t *dstPtr2 = (uint16_t *) dstPtr;
#define COPY9_OR_10TO16(rfunc, wfunc) \
- for (i = 0; i < height; i++) { \
- for (j = 0; j < length; j++) { \
- int srcpx = rfunc(&srcPtr2[j]); \
- wfunc(&dstPtr2[j], (srcpx<<(16-src_depth)) | (srcpx>>(2*src_depth-16))); \
+ if (shiftonly) { \
+ for (i = 0; i < height; i++) { \
+ for (j = 0; j < length; j++) { \
+ int srcpx = rfunc(&srcPtr2[j]); \
+ wfunc(&dstPtr2[j], srcpx << (16 - src_depth)); \
+ } \
+ dstPtr2 += dstStride[plane] / 2; \
+ srcPtr2 += srcStride[plane] / 2; \
+ } \
+ } else { \
+ for (i = 0; i < height; i++) { \
+ for (j = 0; j < length; j++) { \
+ int srcpx = rfunc(&srcPtr2[j]); \
+ wfunc(&dstPtr2[j], (srcpx << (16 - src_depth)) | (srcpx >> (2 * src_depth - 16))); \
+ } \
+ dstPtr2 += dstStride[plane] / 2; \
+ srcPtr2 += srcStride[plane] / 2; \
} \
- dstPtr2 += dstStride[plane]/2; \
- srcPtr2 += srcStride[plane]/2; \
}
if (isBE(c->dstFormat)) {
if (isBE(c->srcFormat)) {
}
}
} else if (is9_OR_10BPS(c->dstFormat)) {
- uint16_t *dstPtr2 = (uint16_t*)dstPtr;
+ uint16_t *dstPtr2 = (uint16_t *) dstPtr;
#define COPY9_OR_10TO9_OR_10(loop) \
for (i = 0; i < height; i++) { \
for (j = 0; j < length; j++) { \
loop; \
} \
- dstPtr2 += dstStride[plane]/2; \
- srcPtr2 += srcStride[plane]/2; \
+ dstPtr2 += dstStride[plane] / 2; \
+ srcPtr2 += srcStride[plane] / 2; \
}
#define COPY9_OR_10TO9_OR_10_2(rfunc, wfunc) \
if (dst_depth > src_depth) { \
COPY9_OR_10TO9_OR_10(int srcpx = rfunc(&srcPtr2[j]); \
wfunc(&dstPtr2[j], (srcpx << 1) | (srcpx >> 9))); \
} else if (dst_depth < src_depth) { \
- COPY9_OR_10TO9_OR_10(wfunc(&dstPtr2[j], rfunc(&srcPtr2[j]) >> 1)); \
+ DITHER_COPY(dstPtr2, dstStride[plane] / 2, wfunc, \
+ srcPtr2, srcStride[plane] / 2, rfunc, \
+ dither_8x8_1, 1, clip9); \
} else { \
COPY9_OR_10TO9_OR_10(wfunc(&dstPtr2[j], rfunc(&srcPtr2[j]))); \
}
}
}
} else {
- // FIXME Maybe dither instead.
+#define W8(a, b) { *(a) = (b); }
#define COPY9_OR_10TO8(rfunc) \
- for (i = 0; i < height; i++) { \
- for (j = 0; j < length; j++) { \
- dstPtr[j] = rfunc(&srcPtr2[j])>>(src_depth-8); \
- } \
- dstPtr += dstStride[plane]; \
- srcPtr2 += srcStride[plane]/2; \
+ if (src_depth == 9) { \
+ DITHER_COPY(dstPtr, dstStride[plane], W8, \
+ srcPtr2, srcStride[plane] / 2, rfunc, \
+ dither_8x8_1, 1, av_clip_uint8); \
+ } else { \
+ DITHER_COPY(dstPtr, dstStride[plane], W8, \
+ srcPtr2, srcStride[plane] / 2, rfunc, \
+ dither_8x8_3, 2, av_clip_uint8); \
}
if (isBE(c->srcFormat)) {
COPY9_OR_10TO8(AV_RB16);
COPY9_OR_10TO8(AV_RL16);
}
}
- } else if(is9_OR_10BPS(c->dstFormat)) {
- const int dst_depth = av_pix_fmt_descriptors[c->dstFormat].comp[plane].depth_minus1+1;
- uint16_t *dstPtr2 = (uint16_t*)dstPtr;
+ } else if (is9_OR_10BPS(c->dstFormat)) {
+ const int dst_depth = desc_dst->comp[plane].depth;
+ uint16_t *dstPtr2 = (uint16_t *) dstPtr;
if (is16BPS(c->srcFormat)) {
- const uint16_t *srcPtr2 = (const uint16_t*)srcPtr;
+ const uint16_t *srcPtr2 = (const uint16_t *) srcPtr;
#define COPY16TO9_OR_10(rfunc, wfunc) \
- for (i = 0; i < height; i++) { \
- for (j = 0; j < length; j++) { \
- wfunc(&dstPtr2[j], rfunc(&srcPtr2[j])>>(16-dst_depth)); \
- } \
- dstPtr2 += dstStride[plane]/2; \
- srcPtr2 += srcStride[plane]/2; \
+ if (dst_depth == 9) { \
+ DITHER_COPY(dstPtr2, dstStride[plane] / 2, wfunc, \
+ srcPtr2, srcStride[plane] / 2, rfunc, \
+ ff_dither_8x8_128, 7, clip9); \
+ } else { \
+ DITHER_COPY(dstPtr2, dstStride[plane] / 2, wfunc, \
+ srcPtr2, srcStride[plane] / 2, rfunc, \
+ dither_8x8_64, 6, clip10); \
}
if (isBE(c->dstFormat)) {
if (isBE(c->srcFormat)) {
}
} else /* 8bit */ {
#define COPY8TO9_OR_10(wfunc) \
- for (i = 0; i < height; i++) { \
- for (j = 0; j < length; j++) { \
- const int srcpx = srcPtr[j]; \
- wfunc(&dstPtr2[j], (srcpx<<(dst_depth-8)) | (srcpx >> (16-dst_depth))); \
+ if (shiftonly) { \
+ for (i = 0; i < height; i++) { \
+ for (j = 0; j < length; j++) { \
+ const int srcpx = srcPtr[j]; \
+ wfunc(&dstPtr2[j], srcpx << (dst_depth - 8)); \
+ } \
+ dstPtr2 += dstStride[plane] / 2; \
+ srcPtr += srcStride[plane]; \
+ } \
+ } else { \
+ for (i = 0; i < height; i++) { \
+ for (j = 0; j < length; j++) { \
+ const int srcpx = srcPtr[j]; \
+ wfunc(&dstPtr2[j], (srcpx << (dst_depth - 8)) | (srcpx >> (16 - dst_depth))); \
+ } \
+ dstPtr2 += dstStride[plane] / 2; \
+ srcPtr += srcStride[plane]; \
} \
- dstPtr2 += dstStride[plane]/2; \
- srcPtr += srcStride[plane]; \
}
if (isBE(c->dstFormat)) {
COPY8TO9_OR_10(AV_WB16);
COPY8TO9_OR_10(AV_WL16);
}
}
- } else if(is16BPS(c->srcFormat) && !is16BPS(c->dstFormat)) {
- if (!isBE(c->srcFormat)) srcPtr++;
- for (i=0; i<height; i++) {
- for (j=0; j<length; j++) dstPtr[j] = srcPtr[j<<1];
- srcPtr+= srcStride[plane];
- dstPtr+= dstStride[plane];
+ } else if (is16BPS(c->srcFormat) && !is16BPS(c->dstFormat)) {
+ const uint16_t *srcPtr2 = (const uint16_t *) srcPtr;
+#define COPY16TO8(rfunc) \
+ DITHER_COPY(dstPtr, dstStride[plane], W8, \
+ srcPtr2, srcStride[plane] / 2, rfunc, \
+ dither_8x8_256, 8, av_clip_uint8);
+ if (isBE(c->srcFormat)) {
+ COPY16TO8(AV_RB16);
+ } else {
+ COPY16TO8(AV_RL16);
}
- } else if(!is16BPS(c->srcFormat) && is16BPS(c->dstFormat)) {
- for (i=0; i<height; i++) {
- for (j=0; j<length; j++) {
- dstPtr[ j<<1 ] = srcPtr[j];
- dstPtr[(j<<1)+1] = srcPtr[j];
+ } else if (!is16BPS(c->srcFormat) && is16BPS(c->dstFormat)) {
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < length; j++) {
+ dstPtr[ j << 1 ] = srcPtr[j];
+ dstPtr[(j << 1) + 1] = srcPtr[j];
}
- srcPtr+= srcStride[plane];
- dstPtr+= dstStride[plane];
+ srcPtr += srcStride[plane];
+ dstPtr += dstStride[plane];
}
- } else if(is16BPS(c->srcFormat) && is16BPS(c->dstFormat)
- && isBE(c->srcFormat) != isBE(c->dstFormat)) {
-
- for (i=0; i<height; i++) {
- for (j=0; j<length; j++)
- ((uint16_t*)dstPtr)[j] = av_bswap16(((const uint16_t*)srcPtr)[j]);
- srcPtr+= srcStride[plane];
- dstPtr+= dstStride[plane];
+ } else if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat) &&
+ isBE(c->srcFormat) != isBE(c->dstFormat)) {
+
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < length; j++)
+ ((uint16_t *) dstPtr)[j] = av_bswap16(((const uint16_t *) srcPtr)[j]);
+ srcPtr += srcStride[plane];
+ dstPtr += dstStride[plane];
}
} else if (dstStride[plane] == srcStride[plane] &&
srcStride[plane] > 0 && srcStride[plane] == length) {
- memcpy(dst[plane] + dstStride[plane]*y, src[plane],
- height*dstStride[plane]);
+ memcpy(dst[plane] + dstStride[plane] * y, src[plane],
+ height * dstStride[plane]);
} else {
- if(is16BPS(c->srcFormat) && is16BPS(c->dstFormat))
- length*=2;
- for (i=0; i<height; i++) {
+ if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat))
+ length *= 2;
+ else if (desc_src->comp[0].depth == 1)
+ length >>= 3; // monowhite/black
+ for (i = 0; i < height; i++) {
memcpy(dstPtr, srcPtr, length);
- srcPtr+= srcStride[plane];
- dstPtr+= dstStride[plane];
+ srcPtr += srcStride[plane];
+ dstPtr += dstStride[plane];
}
}
}
return srcSliceH;
}
+
+#define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt) \
+ ((src_fmt == pix_fmt ## BE && dst_fmt == pix_fmt ## LE) || \
+ (src_fmt == pix_fmt ## LE && dst_fmt == pix_fmt ## BE))
+
+
void ff_get_unscaled_swscale(SwsContext *c)
{
- const enum PixelFormat srcFormat = c->srcFormat;
- const enum PixelFormat dstFormat = c->dstFormat;
+ const enum AVPixelFormat srcFormat = c->srcFormat;
+ const enum AVPixelFormat dstFormat = c->dstFormat;
const int flags = c->flags;
const int dstH = c->dstH;
int needsDither;
- needsDither= isAnyRGB(dstFormat)
- && c->dstFormatBpp < 24
- && (c->dstFormatBpp < c->srcFormatBpp || (!isAnyRGB(srcFormat)));
+ needsDither = isAnyRGB(dstFormat) &&
+ c->dstFormatBpp < 24 &&
+ (c->dstFormatBpp < c->srcFormatBpp || (!isAnyRGB(srcFormat)));
/* yv12_to_nv12 */
- if ((srcFormat == PIX_FMT_YUV420P || srcFormat == PIX_FMT_YUVA420P) && (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21)) {
- c->swScale= planarToNv12Wrapper;
+ if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) &&
+ (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21)) {
+ c->swscale = planarToNv12Wrapper;
+ }
+ /* nv12_to_yv12 */
+ if (dstFormat == AV_PIX_FMT_YUV420P &&
+ (srcFormat == AV_PIX_FMT_NV12 || srcFormat == AV_PIX_FMT_NV21)) {
+ c->swscale = nv12ToPlanarWrapper;
}
/* yuv2bgr */
- if ((srcFormat==PIX_FMT_YUV420P || srcFormat==PIX_FMT_YUV422P || srcFormat==PIX_FMT_YUVA420P) && isAnyRGB(dstFormat)
- && !(flags & SWS_ACCURATE_RND) && !(dstH&1)) {
- c->swScale= ff_yuv2rgb_get_func_ptr(c);
+ if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUV422P ||
+ srcFormat == AV_PIX_FMT_YUVA420P) && isAnyRGB(dstFormat) &&
+ !(flags & SWS_ACCURATE_RND) && !(dstH & 1)) {
+ c->swscale = ff_yuv2rgb_get_func_ptr(c);
}
- if (srcFormat==PIX_FMT_YUV410P && (dstFormat==PIX_FMT_YUV420P || dstFormat==PIX_FMT_YUVA420P) && !(flags & SWS_BITEXACT)) {
- c->swScale= yvu9ToYv12Wrapper;
+ if (srcFormat == AV_PIX_FMT_YUV410P &&
+ (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) &&
+ !(flags & SWS_BITEXACT)) {
+ c->swscale = yvu9ToYv12Wrapper;
}
/* bgr24toYV12 */
- if (srcFormat==PIX_FMT_BGR24 && (dstFormat==PIX_FMT_YUV420P || dstFormat==PIX_FMT_YUVA420P) && !(flags & SWS_ACCURATE_RND))
- c->swScale= bgr24ToYv12Wrapper;
+ if (srcFormat == AV_PIX_FMT_BGR24 &&
+ (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) &&
+ !(flags & SWS_ACCURATE_RND))
+ c->swscale = bgr24ToYv12Wrapper;
/* RGB/BGR -> RGB/BGR (no dither needed forms) */
- if ( isAnyRGB(srcFormat)
- && isAnyRGB(dstFormat)
- && srcFormat != PIX_FMT_BGR8 && dstFormat != PIX_FMT_BGR8
- && srcFormat != PIX_FMT_RGB8 && dstFormat != PIX_FMT_RGB8
- && srcFormat != PIX_FMT_BGR4 && dstFormat != PIX_FMT_BGR4
- && srcFormat != PIX_FMT_RGB4 && dstFormat != PIX_FMT_RGB4
- && srcFormat != PIX_FMT_BGR4_BYTE && dstFormat != PIX_FMT_BGR4_BYTE
- && srcFormat != PIX_FMT_RGB4_BYTE && dstFormat != PIX_FMT_RGB4_BYTE
- && srcFormat != PIX_FMT_MONOBLACK && dstFormat != PIX_FMT_MONOBLACK
- && srcFormat != PIX_FMT_MONOWHITE && dstFormat != PIX_FMT_MONOWHITE
- && srcFormat != PIX_FMT_RGB48LE && dstFormat != PIX_FMT_RGB48LE
- && srcFormat != PIX_FMT_RGB48BE && dstFormat != PIX_FMT_RGB48BE
- && srcFormat != PIX_FMT_BGR48LE && dstFormat != PIX_FMT_BGR48LE
- && srcFormat != PIX_FMT_BGR48BE && dstFormat != PIX_FMT_BGR48BE
+ if (isAnyRGB(srcFormat) && isAnyRGB(dstFormat) && findRgbConvFn(c)
&& (!needsDither || (c->flags&(SWS_FAST_BILINEAR|SWS_POINT))))
- c->swScale= rgbToRgbWrapper;
+ c->swscale = rgbToRgbWrapper;
+
+ /* RGB to planar RGB */
+ if ((srcFormat == AV_PIX_FMT_GBRP && dstFormat == AV_PIX_FMT_GBRAP) ||
+ (srcFormat == AV_PIX_FMT_GBRAP && dstFormat == AV_PIX_FMT_GBRP))
+ c->swscale = planarRgbToplanarRgbWrapper;
+
+#define isByteRGB(f) ( \
+ f == AV_PIX_FMT_RGB32 || \
+ f == AV_PIX_FMT_RGB32_1 || \
+ f == AV_PIX_FMT_RGB24 || \
+ f == AV_PIX_FMT_BGR32 || \
+ f == AV_PIX_FMT_BGR32_1 || \
+ f == AV_PIX_FMT_BGR24)
+
+ if (srcFormat == AV_PIX_FMT_GBRP && isPlanar(srcFormat) && isByteRGB(dstFormat))
+ c->swscale = planarRgbToRgbWrapper;
+
+ if (av_pix_fmt_desc_get(srcFormat)->comp[0].depth == 8 &&
+ isPackedRGB(srcFormat) && dstFormat == AV_PIX_FMT_GBRP)
+ c->swscale = rgbToPlanarRgbWrapper;
+
+ /* bswap 16 bits per pixel/component packed formats */
+ if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR444) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR48) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR555) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR565) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGRA64) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY16) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YA16) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP16)||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB444) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB48) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB555) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB565) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGBA64) ||
+ IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_XYZ12))
+ c->swscale = packed_16bpc_bswap;
if ((usePal(srcFormat) && (
- dstFormat == PIX_FMT_RGB32 ||
- dstFormat == PIX_FMT_RGB32_1 ||
- dstFormat == PIX_FMT_RGB24 ||
- dstFormat == PIX_FMT_BGR32 ||
- dstFormat == PIX_FMT_BGR32_1 ||
- dstFormat == PIX_FMT_BGR24)))
- c->swScale= palToRgbWrapper;
-
- if (srcFormat == PIX_FMT_YUV422P) {
- if (dstFormat == PIX_FMT_YUYV422)
- c->swScale= yuv422pToYuy2Wrapper;
- else if (dstFormat == PIX_FMT_UYVY422)
- c->swScale= yuv422pToUyvyWrapper;
+ dstFormat == AV_PIX_FMT_RGB32 ||
+ dstFormat == AV_PIX_FMT_RGB32_1 ||
+ dstFormat == AV_PIX_FMT_RGB24 ||
+ dstFormat == AV_PIX_FMT_BGR32 ||
+ dstFormat == AV_PIX_FMT_BGR32_1 ||
+ dstFormat == AV_PIX_FMT_BGR24)))
+ c->swscale = palToRgbWrapper;
+
+ if (srcFormat == AV_PIX_FMT_YUV422P) {
+ if (dstFormat == AV_PIX_FMT_YUYV422)
+ c->swscale = yuv422pToYuy2Wrapper;
+ else if (dstFormat == AV_PIX_FMT_UYVY422)
+ c->swscale = yuv422pToUyvyWrapper;
}
/* LQ converters if -sws 0 or -sws 4*/
if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)) {
/* yv12_to_yuy2 */
- if (srcFormat == PIX_FMT_YUV420P || srcFormat == PIX_FMT_YUVA420P) {
- if (dstFormat == PIX_FMT_YUYV422)
- c->swScale= planarToYuy2Wrapper;
- else if (dstFormat == PIX_FMT_UYVY422)
- c->swScale= planarToUyvyWrapper;
+ if (srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) {
+ if (dstFormat == AV_PIX_FMT_YUYV422)
+ c->swscale = planarToYuy2Wrapper;
+ else if (dstFormat == AV_PIX_FMT_UYVY422)
+ c->swscale = planarToUyvyWrapper;
}
}
- if(srcFormat == PIX_FMT_YUYV422 && (dstFormat == PIX_FMT_YUV420P || dstFormat == PIX_FMT_YUVA420P))
- c->swScale= yuyvToYuv420Wrapper;
- if(srcFormat == PIX_FMT_UYVY422 && (dstFormat == PIX_FMT_YUV420P || dstFormat == PIX_FMT_YUVA420P))
- c->swScale= uyvyToYuv420Wrapper;
- if(srcFormat == PIX_FMT_YUYV422 && dstFormat == PIX_FMT_YUV422P)
- c->swScale= yuyvToYuv422Wrapper;
- if(srcFormat == PIX_FMT_UYVY422 && dstFormat == PIX_FMT_YUV422P)
- c->swScale= uyvyToYuv422Wrapper;
+ if (srcFormat == AV_PIX_FMT_YUYV422 &&
+ (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P))
+ c->swscale = yuyvToYuv420Wrapper;
+ if (srcFormat == AV_PIX_FMT_UYVY422 &&
+ (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P))
+ c->swscale = uyvyToYuv420Wrapper;
+ if (srcFormat == AV_PIX_FMT_YUYV422 && dstFormat == AV_PIX_FMT_YUV422P)
+ c->swscale = yuyvToYuv422Wrapper;
+ if (srcFormat == AV_PIX_FMT_UYVY422 && dstFormat == AV_PIX_FMT_YUV422P)
+ c->swscale = uyvyToYuv422Wrapper;
/* simple copy */
- if ( srcFormat == dstFormat
- || (srcFormat == PIX_FMT_YUVA420P && dstFormat == PIX_FMT_YUV420P)
- || (srcFormat == PIX_FMT_YUV420P && dstFormat == PIX_FMT_YUVA420P)
- || (isPlanarYUV(srcFormat) && isGray(dstFormat))
- || (isPlanarYUV(dstFormat) && isGray(srcFormat))
- || (isGray(dstFormat) && isGray(srcFormat))
- || (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat)
- && c->chrDstHSubSample == c->chrSrcHSubSample
- && c->chrDstVSubSample == c->chrSrcVSubSample
- && dstFormat != PIX_FMT_NV12 && dstFormat != PIX_FMT_NV21
- && srcFormat != PIX_FMT_NV12 && srcFormat != PIX_FMT_NV21))
+ if ( srcFormat == dstFormat ||
+ (srcFormat == AV_PIX_FMT_YUVA420P && dstFormat == AV_PIX_FMT_YUV420P) ||
+ (srcFormat == AV_PIX_FMT_YUV420P && dstFormat == AV_PIX_FMT_YUVA420P) ||
+ (isPlanarYUV(srcFormat) && isGray(dstFormat)) ||
+ (isPlanarYUV(dstFormat) && isGray(srcFormat)) ||
+ (isGray(dstFormat) && isGray(srcFormat)) ||
+ (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat) &&
+ c->chrDstHSubSample == c->chrSrcHSubSample &&
+ c->chrDstVSubSample == c->chrSrcVSubSample &&
+ dstFormat != AV_PIX_FMT_NV12 && dstFormat != AV_PIX_FMT_NV21 &&
+ srcFormat != AV_PIX_FMT_NV12 && srcFormat != AV_PIX_FMT_NV21))
{
if (isPacked(c->srcFormat))
- c->swScale= packedCopyWrapper;
+ c->swscale = packedCopyWrapper;
else /* Planar YUV or gray */
- c->swScale= planarCopyWrapper;
+ c->swscale = planarCopyWrapper;
}
- if (ARCH_BFIN)
- ff_bfin_get_unscaled_swscale(c);
- if (HAVE_ALTIVEC)
- ff_swscale_get_unscaled_altivec(c);
+ if (ARCH_PPC)
+ ff_get_unscaled_swscale_ppc(c);
}
-static void reset_ptr(const uint8_t* src[], int format)
+static void reset_ptr(const uint8_t *src[], enum AVPixelFormat format)
{
- if(!isALPHA(format))
- src[3]=NULL;
- if(!isPlanarYUV(format)) {
- src[3]=src[2]=NULL;
+ if (!isALPHA(format))
+ src[3] = NULL;
+ if (!isPlanar(format)) {
+ src[3] = src[2] = NULL;
if (!usePal(format))
- src[1]= NULL;
+ src[1] = NULL;
}
}
-static int check_image_pointers(uint8_t *data[4], enum PixelFormat pix_fmt,
+static int check_image_pointers(uint8_t *data[4], enum AVPixelFormat pix_fmt,
const int linesizes[4])
{
- const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt];
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
int i;
for (i = 0; i < 4; i++) {
* swscale wrapper, so we don't need to export the SwsContext.
* Assumes planar YUV to be in YUV order instead of YVU.
*/
-int sws_scale(SwsContext *c, const uint8_t* const src[], const int srcStride[], int srcSliceY,
- int srcSliceH, uint8_t* const dst[], const int dstStride[])
+int attribute_align_arg sws_scale(struct SwsContext *c,
+ const uint8_t * const srcSlice[],
+ const int srcStride[], int srcSliceY,
+ int srcSliceH, uint8_t *const dst[],
+ const int dstStride[])
{
int i;
- const uint8_t* src2[4]= {src[0], src[1], src[2], src[3]};
- uint8_t* dst2[4]= {dst[0], dst[1], dst[2], dst[3]};
+ const uint8_t *src2[4] = { srcSlice[0], srcSlice[1], srcSlice[2], srcSlice[3] };
+ uint8_t *dst2[4] = { dst[0], dst[1], dst[2], dst[3] };
// do not mess up sliceDir if we have a "trailing" 0-size slice
if (srcSliceH == 0)
return 0;
- if (!check_image_pointers(src, c->srcFormat, srcStride)) {
+ if (!check_image_pointers(srcSlice, c->srcFormat, srcStride)) {
av_log(c, AV_LOG_ERROR, "bad src image pointers\n");
return 0;
}
}
if (usePal(c->srcFormat)) {
- for (i=0; i<256; i++) {
- int p, r, g, b,y,u,v;
- if(c->srcFormat == PIX_FMT_PAL8) {
- p=((const uint32_t*)(src[1]))[i];
- r= (p>>16)&0xFF;
- g= (p>> 8)&0xFF;
- b= p &0xFF;
- } else if(c->srcFormat == PIX_FMT_RGB8) {
- r= (i>>5 )*36;
- g= ((i>>2)&7)*36;
- b= (i&3 )*85;
- } else if(c->srcFormat == PIX_FMT_BGR8) {
- b= (i>>6 )*85;
- g= ((i>>3)&7)*36;
- r= (i&7 )*36;
- } else if(c->srcFormat == PIX_FMT_RGB4_BYTE) {
- r= (i>>3 )*255;
- g= ((i>>1)&3)*85;
- b= (i&1 )*255;
- } else if(c->srcFormat == PIX_FMT_GRAY8 || c->srcFormat == PIX_FMT_Y400A) {
+ for (i = 0; i < 256; i++) {
+ int r, g, b, y, u, v;
+ if (c->srcFormat == AV_PIX_FMT_PAL8) {
+ uint32_t p = ((const uint32_t *)(srcSlice[1]))[i];
+ r = (p >> 16) & 0xFF;
+ g = (p >> 8) & 0xFF;
+ b = p & 0xFF;
+ } else if (c->srcFormat == AV_PIX_FMT_RGB8) {
+ r = ( i >> 5 ) * 36;
+ g = ((i >> 2) & 7) * 36;
+ b = ( i & 3) * 85;
+ } else if (c->srcFormat == AV_PIX_FMT_BGR8) {
+ b = ( i >> 6 ) * 85;
+ g = ((i >> 3) & 7) * 36;
+ r = ( i & 7) * 36;
+ } else if (c->srcFormat == AV_PIX_FMT_RGB4_BYTE) {
+ r = ( i >> 3 ) * 255;
+ g = ((i >> 1) & 3) * 85;
+ b = ( i & 1) * 255;
+ } else if (c->srcFormat == AV_PIX_FMT_GRAY8 ||
+ c->srcFormat == AV_PIX_FMT_YA8) {
r = g = b = i;
} else {
- assert(c->srcFormat == PIX_FMT_BGR4_BYTE);
- b= (i>>3 )*255;
- g= ((i>>1)&3)*85;
- r= (i&1 )*255;
+ assert(c->srcFormat == AV_PIX_FMT_BGR4_BYTE);
+ b = ( i >> 3 ) * 255;
+ g = ((i >> 1) & 3) * 85;
+ r = ( i & 1) * 255;
}
- y= av_clip_uint8((RY*r + GY*g + BY*b + ( 33<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
- u= av_clip_uint8((RU*r + GU*g + BU*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
- v= av_clip_uint8((RV*r + GV*g + BV*b + (257<<(RGB2YUV_SHIFT-1)))>>RGB2YUV_SHIFT);
- c->pal_yuv[i]= y + (u<<8) + (v<<16);
+ y = av_clip_uint8((RY * r + GY * g + BY * b + ( 33 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT);
+ u = av_clip_uint8((RU * r + GU * g + BU * b + (257 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT);
+ v = av_clip_uint8((RV * r + GV * g + BV * b + (257 << (RGB2YUV_SHIFT - 1))) >> RGB2YUV_SHIFT);
+ c->pal_yuv[i] = y + (u << 8) + (v << 16) + (0xFFU << 24);
- switch(c->dstFormat) {
- case PIX_FMT_BGR32:
+ switch (c->dstFormat) {
+ case AV_PIX_FMT_BGR32:
#if !HAVE_BIGENDIAN
- case PIX_FMT_RGB24:
+ case AV_PIX_FMT_RGB24:
#endif
- c->pal_rgb[i]= r + (g<<8) + (b<<16);
+ c->pal_rgb[i] = r + (g << 8) + (b << 16) + (0xFFU << 24);
break;
- case PIX_FMT_BGR32_1:
+ case AV_PIX_FMT_BGR32_1:
#if HAVE_BIGENDIAN
- case PIX_FMT_BGR24:
+ case AV_PIX_FMT_BGR24:
#endif
- c->pal_rgb[i]= (r + (g<<8) + (b<<16)) << 8;
+ c->pal_rgb[i] = 0xFF + (r << 8) + (g << 16) + ((unsigned)b << 24);
break;
- case PIX_FMT_RGB32_1:
+ case AV_PIX_FMT_RGB32_1:
#if HAVE_BIGENDIAN
- case PIX_FMT_RGB24:
+ case AV_PIX_FMT_RGB24:
#endif
- c->pal_rgb[i]= (b + (g<<8) + (r<<16)) << 8;
+ c->pal_rgb[i] = 0xFF + (b << 8) + (g << 16) + ((unsigned)r << 24);
break;
- case PIX_FMT_RGB32:
+ case AV_PIX_FMT_RGB32:
#if !HAVE_BIGENDIAN
- case PIX_FMT_BGR24:
+ case AV_PIX_FMT_BGR24:
#endif
default:
- c->pal_rgb[i]= b + (g<<8) + (r<<16);
+ c->pal_rgb[i] = b + (g << 8) + (r << 16) + (0xFFU << 24);
}
}
}
// copy strides, so they can safely be modified
if (c->sliceDir == 1) {
// slices go from top to bottom
- int srcStride2[4]= {srcStride[0], srcStride[1], srcStride[2], srcStride[3]};
- int dstStride2[4]= {dstStride[0], dstStride[1], dstStride[2], dstStride[3]};
+ int srcStride2[4] = { srcStride[0], srcStride[1], srcStride[2],
+ srcStride[3] };
+ int dstStride2[4] = { dstStride[0], dstStride[1], dstStride[2],
+ dstStride[3] };
reset_ptr(src2, c->srcFormat);
- reset_ptr((const uint8_t**)dst2, c->dstFormat);
+ reset_ptr((const uint8_t **) dst2, c->dstFormat);
/* reset slice direction at end of frame */
if (srcSliceY + srcSliceH == c->srcH)
c->sliceDir = 0;
- return c->swScale(c, src2, srcStride2, srcSliceY, srcSliceH, dst2, dstStride2);
+ return c->swscale(c, src2, srcStride2, srcSliceY, srcSliceH, dst2,
+ dstStride2);
} else {
// slices go from bottom to top => we flip the image internally
- int srcStride2[4]= {-srcStride[0], -srcStride[1], -srcStride[2], -srcStride[3]};
- int dstStride2[4]= {-dstStride[0], -dstStride[1], -dstStride[2], -dstStride[3]};
+ int srcStride2[4] = { -srcStride[0], -srcStride[1], -srcStride[2],
+ -srcStride[3] };
+ int dstStride2[4] = { -dstStride[0], -dstStride[1], -dstStride[2],
+ -dstStride[3] };
- src2[0] += (srcSliceH-1)*srcStride[0];
+ src2[0] += (srcSliceH - 1) * srcStride[0];
if (!usePal(c->srcFormat))
- src2[1] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[1];
- src2[2] += ((srcSliceH>>c->chrSrcVSubSample)-1)*srcStride[2];
- src2[3] += (srcSliceH-1)*srcStride[3];
- dst2[0] += ( c->dstH -1)*dstStride[0];
- dst2[1] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[1];
- dst2[2] += ((c->dstH>>c->chrDstVSubSample)-1)*dstStride[2];
- dst2[3] += ( c->dstH -1)*dstStride[3];
+ src2[1] += ((srcSliceH >> c->chrSrcVSubSample) - 1) * srcStride[1];
+ src2[2] += ((srcSliceH >> c->chrSrcVSubSample) - 1) * srcStride[2];
+ src2[3] += (srcSliceH - 1) * srcStride[3];
+ dst2[0] += ( c->dstH - 1) * dstStride[0];
+ dst2[1] += ((c->dstH >> c->chrDstVSubSample) - 1) * dstStride[1];
+ dst2[2] += ((c->dstH >> c->chrDstVSubSample) - 1) * dstStride[2];
+ dst2[3] += ( c->dstH - 1) * dstStride[3];
reset_ptr(src2, c->srcFormat);
- reset_ptr((const uint8_t**)dst2, c->dstFormat);
+ reset_ptr((const uint8_t **) dst2, c->dstFormat);
/* reset slice direction at end of frame */
if (!srcSliceY)
c->sliceDir = 0;
- return c->swScale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH, srcSliceH, dst2, dstStride2);
+ return c->swscale(c, src2, srcStride2, c->srcH-srcSliceY-srcSliceH,
+ srcSliceH, dst2, dstStride2);
}
}
/* Convert the palette to the same packed 32-bit format as the palette */
-void sws_convertPalette8ToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
+void sws_convertPalette8ToPacked32(const uint8_t *src, uint8_t *dst,
+ int num_pixels, const uint8_t *palette)
{
int i;
- for (i=0; i<num_pixels; i++)
+ for (i = 0; i < num_pixels; i++)
((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]];
}
/* Palette format: ABCD -> dst format: ABC */
-void sws_convertPalette8ToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels, const uint8_t *palette)
+void sws_convertPalette8ToPacked24(const uint8_t *src, uint8_t *dst,
+ int num_pixels, const uint8_t *palette)
{
int i;
- for (i=0; i<num_pixels; i++) {
+ for (i = 0; i < num_pixels; i++) {
//FIXME slow?
- dst[0]= palette[src[i]*4+0];
- dst[1]= palette[src[i]*4+1];
- dst[2]= palette[src[i]*4+2];
- dst+= 3;
+ dst[0] = palette[src[i] * 4 + 0];
+ dst[1] = palette[src[i] * 4 + 1];
+ dst[2] = palette[src[i] * 4 + 2];
+ dst += 3;
}
}
projects / ffmpeg / blobdiff