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swscale: split YUYV output out of yuv2packed[12X]_c().
This is part of the Great Evil Plan to simplify swscale.
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@ -626,7 +626,117 @@ yuv2mono_1_c_template(SwsContext *c, const uint16_t *buf0,
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YUV2PACKEDWRAPPER(yuv2mono, white, PIX_FMT_MONOWHITE);
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YUV2PACKEDWRAPPER(yuv2mono, black, PIX_FMT_MONOBLACK);
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#define YSCALE_YUV_2_PACKEDX_C(type,alpha) \
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static av_always_inline void
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yuv2422_X_c_template(SwsContext *c, const int16_t *lumFilter,
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const int16_t **lumSrc, int lumFilterSize,
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const int16_t *chrFilter, const int16_t **chrUSrc,
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const int16_t **chrVSrc, int chrFilterSize,
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const int16_t **alpSrc, uint8_t *dest, int dstW,
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int y, enum PixelFormat target)
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{
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int i;
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#define output_pixels(pos, Y1, U, Y2, V) \
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if (target == PIX_FMT_YUYV422) { \
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dest[pos + 0] = Y1; \
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dest[pos + 1] = U; \
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dest[pos + 2] = Y2; \
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dest[pos + 3] = V; \
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} else { \
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dest[pos + 0] = U; \
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dest[pos + 1] = Y1; \
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dest[pos + 2] = V; \
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dest[pos + 3] = Y2; \
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}
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for (i = 0; i < (dstW >> 1); i++) {
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int j;
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int Y1 = 1 << 18;
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int Y2 = 1 << 18;
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int U = 1 << 18;
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int V = 1 << 18;
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for (j = 0; j < lumFilterSize; j++) {
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Y1 += lumSrc[j][i * 2] * lumFilter[j];
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Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j];
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}
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for (j = 0; j < chrFilterSize; j++) {
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U += chrUSrc[j][i] * chrFilter[j];
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V += chrVSrc[j][i] * chrFilter[j];
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}
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Y1 >>= 19;
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Y2 >>= 19;
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U >>= 19;
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V >>= 19;
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if ((Y1 | Y2 | U | V) & 0x100) {
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Y1 = av_clip_uint8(Y1);
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Y2 = av_clip_uint8(Y2);
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U = av_clip_uint8(U);
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V = av_clip_uint8(V);
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}
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output_pixels(4*i, Y1, U, Y2, V);
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}
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}
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static av_always_inline void
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yuv2422_2_c_template(SwsContext *c, const uint16_t *buf0,
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const uint16_t *buf1, const uint16_t *ubuf0,
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const uint16_t *ubuf1, const uint16_t *vbuf0,
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const uint16_t *vbuf1, const uint16_t *abuf0,
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const uint16_t *abuf1, uint8_t *dest, int dstW,
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int yalpha, int uvalpha, int y,
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enum PixelFormat target)
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{
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int yalpha1 = 4095 - yalpha;
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int uvalpha1 = 4095 - uvalpha;
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int i;
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for (i = 0; i < (dstW >> 1); i++) {
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int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19;
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int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19;
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int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19;
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int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19;
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output_pixels(i * 4, Y1, U, Y2, V);
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}
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}
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static av_always_inline void
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yuv2422_1_c_template(SwsContext *c, const uint16_t *buf0,
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const uint16_t *ubuf0, const uint16_t *ubuf1,
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const uint16_t *vbuf0, const uint16_t *vbuf1,
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const uint16_t *abuf0, uint8_t *dest, int dstW,
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int uvalpha, enum PixelFormat dstFormat,
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int flags, int y, enum PixelFormat target)
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{
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int i;
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if (uvalpha < 2048) {
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for (i = 0; i < (dstW >> 1); i++) {
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int Y1 = buf0[i * 2] >> 7;
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int Y2 = buf0[i * 2 + 1] >> 7;
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int U = ubuf1[i] >> 7;
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int V = vbuf1[i] >> 7;
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output_pixels(i * 4, Y1, U, Y2, V);
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}
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} else {
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for (i = 0; i < (dstW >> 1); i++) {
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int Y1 = buf0[i * 2] >> 7;
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int Y2 = buf0[i * 2 + 1] >> 7;
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int U = (ubuf0[i] + ubuf1[i]) >> 8;
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int V = (vbuf0[i] + vbuf1[i]) >> 8;
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output_pixels(i * 4, Y1, U, Y2, V);
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}
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}
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#undef output_pixels
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}
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YUV2PACKEDWRAPPER(yuv2422, yuyv, PIX_FMT_YUYV422);
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YUV2PACKEDWRAPPER(yuv2422, uyvy, PIX_FMT_UYVY422);
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#define YSCALE_YUV_2_RGBX_C(type,alpha) \
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for (i=0; i<(dstW>>1); i++) {\
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int j;\
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int Y1 = 1<<18;\
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@ -668,7 +778,11 @@ YUV2PACKEDWRAPPER(yuv2mono, black, PIX_FMT_MONOBLACK);
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A1 = av_clip_uint8(A1); \
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A2 = av_clip_uint8(A2); \
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}\
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}
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}\
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/* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/\
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r = (type *)c->table_rV[V]; \
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g = (type *)(c->table_gU[U] + c->table_gV[V]); \
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b = (type *)c->table_bU[U];
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#define YSCALE_YUV_2_RGBX_FULL_C(rnd,alpha) \
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for (i=0; i<dstW; i++) {\
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@ -709,13 +823,7 @@ YUV2PACKEDWRAPPER(yuv2mono, black, PIX_FMT_MONOBLACK);
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B = av_clip_uintp2(B, 30); \
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}
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#define YSCALE_YUV_2_RGBX_C(type,alpha) \
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YSCALE_YUV_2_PACKEDX_C(type,alpha) /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/\
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r = (type *)c->table_rV[V]; \
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g = (type *)(c->table_gU[U] + c->table_gV[V]); \
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b = (type *)c->table_bU[U];
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#define YSCALE_YUV_2_PACKED2_C(type,alpha) \
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#define YSCALE_YUV_2_RGB2_C(type,alpha) \
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for (i=0; i<(dstW>>1); i++) { \
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const int i2= 2*i; \
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int Y1= (buf0[i2 ]*yalpha1+buf1[i2 ]*yalpha)>>19; \
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@ -727,15 +835,12 @@ YUV2PACKEDWRAPPER(yuv2mono, black, PIX_FMT_MONOBLACK);
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if (alpha) {\
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A1= (abuf0[i2 ]*yalpha1+abuf1[i2 ]*yalpha)>>19; \
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A2= (abuf0[i2+1]*yalpha1+abuf1[i2+1]*yalpha)>>19; \
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}
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#define YSCALE_YUV_2_RGB2_C(type,alpha) \
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YSCALE_YUV_2_PACKED2_C(type,alpha)\
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}\
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r = (type *)c->table_rV[V];\
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g = (type *)(c->table_gU[U] + c->table_gV[V]);\
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b = (type *)c->table_bU[U];
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#define YSCALE_YUV_2_PACKED1_C(type,alpha) \
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#define YSCALE_YUV_2_RGB1_C(type,alpha) \
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for (i=0; i<(dstW>>1); i++) {\
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const int i2= 2*i;\
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int Y1= buf0[i2 ]>>7;\
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@ -747,15 +852,12 @@ YUV2PACKEDWRAPPER(yuv2mono, black, PIX_FMT_MONOBLACK);
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if (alpha) {\
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A1= abuf0[i2 ]>>7;\
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A2= abuf0[i2+1]>>7;\
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}
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#define YSCALE_YUV_2_RGB1_C(type,alpha) \
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YSCALE_YUV_2_PACKED1_C(type,alpha)\
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}\
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r = (type *)c->table_rV[V];\
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g = (type *)(c->table_gU[U] + c->table_gV[V]);\
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b = (type *)c->table_bU[U];
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#define YSCALE_YUV_2_PACKED1B_C(type,alpha) \
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#define YSCALE_YUV_2_RGB1B_C(type,alpha) \
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for (i=0; i<(dstW>>1); i++) {\
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const int i2= 2*i;\
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int Y1= buf0[i2 ]>>7;\
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@ -767,15 +869,12 @@ YUV2PACKEDWRAPPER(yuv2mono, black, PIX_FMT_MONOBLACK);
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if (alpha) {\
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A1= abuf0[i2 ]>>7;\
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A2= abuf0[i2+1]>>7;\
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}
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#define YSCALE_YUV_2_RGB1B_C(type,alpha) \
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YSCALE_YUV_2_PACKED1B_C(type,alpha)\
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}\
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r = (type *)c->table_rV[V];\
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g = (type *)(c->table_gU[U] + c->table_gV[V]);\
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b = (type *)c->table_bU[U];
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#define YSCALE_YUV_2_ANYRGB_C(func, func2)\
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#define YSCALE_YUV_2_ANYRGB_C(func)\
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switch(c->dstFormat) {\
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case PIX_FMT_RGB48BE:\
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case PIX_FMT_RGB48LE:\
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@ -951,22 +1050,6 @@ YUV2PACKEDWRAPPER(yuv2mono, black, PIX_FMT_MONOBLACK);
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}\
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}\
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break;\
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case PIX_FMT_YUYV422:\
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func2\
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((uint8_t*)dest)[2*i2+0]= Y1;\
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((uint8_t*)dest)[2*i2+1]= U;\
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((uint8_t*)dest)[2*i2+2]= Y2;\
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((uint8_t*)dest)[2*i2+3]= V;\
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} \
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break;\
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case PIX_FMT_UYVY422:\
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func2\
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((uint8_t*)dest)[2*i2+0]= U;\
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((uint8_t*)dest)[2*i2+1]= Y1;\
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((uint8_t*)dest)[2*i2+2]= V;\
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((uint8_t*)dest)[2*i2+3]= Y2;\
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} \
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break;\
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}
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static void yuv2packedX_c(SwsContext *c, const int16_t *lumFilter,
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@ -976,7 +1059,7 @@ static void yuv2packedX_c(SwsContext *c, const int16_t *lumFilter,
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const int16_t **alpSrc, uint8_t *dest, int dstW, int y)
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{
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int i;
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C, YSCALE_YUV_2_PACKEDX_C(void,0))
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGBX_C)
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}
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static void yuv2rgbX_c_full(SwsContext *c, const int16_t *lumFilter,
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@ -1079,7 +1162,7 @@ static void yuv2packed2_c(SwsContext *c, const uint16_t *buf0,
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int uvalpha1=4095-uvalpha;
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int i;
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C, YSCALE_YUV_2_PACKED2_C(void,0))
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB2_C)
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}
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/**
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@ -1095,9 +1178,9 @@ static void yuv2packed1_c(SwsContext *c, const uint16_t *buf0,
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int i;
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if (uvalpha < 2048) {
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C, YSCALE_YUV_2_PACKED1_C(void,0))
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1_C)
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} else {
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C, YSCALE_YUV_2_PACKED1B_C(void,0))
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YSCALE_YUV_2_ANYRGB_C(YSCALE_YUV_2_RGB1B_C)
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}
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}
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@ -1771,6 +1854,16 @@ find_c_packed_planar_out_funcs(SwsContext *c,
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*yuv2packed2 = yuv2monoblack_2_c;
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*yuv2packedX = yuv2monoblack_X_c;
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break;
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case PIX_FMT_YUYV422:
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*yuv2packed1 = yuv2422yuyv_1_c;
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*yuv2packed2 = yuv2422yuyv_2_c;
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*yuv2packedX = yuv2422yuyv_X_c;
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break;
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case PIX_FMT_UYVY422:
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*yuv2packed1 = yuv2422uyvy_1_c;
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*yuv2packed2 = yuv2422uyvy_2_c;
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*yuv2packedX = yuv2422uyvy_X_c;
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break;
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default:
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*yuv2packed1 = yuv2packed1_c;
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*yuv2packed2 = yuv2packed2_c;
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