diff options
author | Ronald S. Bultje <rsbultje@gmail.com> | 2011-10-05 07:37:24 -0700 |
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committer | Ronald S. Bultje <rsbultje@gmail.com> | 2011-10-22 10:35:14 -0700 |
commit | 109f62e8f89d25ec16026e4076b5407fc07c00e7 (patch) | |
tree | 7c36c17f65e604448cc082919cc1ece90e85da20 /libswscale | |
parent | f99654d47030daca949cc6bfb14aa8e8455e8e59 (diff) | |
download | ffmpeg-109f62e8f89d25ec16026e4076b5407fc07c00e7.tar.gz |
swscale: decide whether to use yuv2plane1/X on a per-plane basis.
Diffstat (limited to 'libswscale')
-rw-r--r-- | libswscale/swscale.c | 184 | ||||
-rw-r--r-- | libswscale/swscale_internal.h | 7 |
2 files changed, 112 insertions, 79 deletions
diff --git a/libswscale/swscale.c b/libswscale/swscale.c index 8ed68c5980..ac067317d3 100644 --- a/libswscale/swscale.c +++ b/libswscale/swscale.c @@ -195,18 +195,31 @@ DECLARE_ALIGNED(8, const uint8_t, dither_8x8_128)[8][8] = { DECLARE_ALIGNED(8, const uint8_t, ff_sws_pb_64)[8] = { 64, 64, 64, 64, 64, 64, 64, 64 }; -static av_always_inline void -yuv2yuvX16_c_template(const int16_t *filter, int filterSize, - const int32_t **src, uint16_t *dest, int dstW, - int big_endian, int output_bits) -{ -#define output_pixel(pos, val) \ +#define output_pixel(pos, val, bias, signedness) \ if (big_endian) { \ - AV_WB16(pos, 0x8000 + av_clip_int16(val >> shift)); \ + AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \ } else { \ - AV_WL16(pos, 0x8000 + av_clip_int16(val >> shift)); \ + AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \ } +static av_always_inline void +yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW, + int big_endian, int output_bits) +{ + int i; + int shift = 19 - output_bits; + + for (i = 0; i < dstW; i++) { + int val = src[i] + (1 << (shift - 1)); + output_pixel(&dest[i], val, 0, uint); + } +} + +static av_always_inline void +yuv2planeX_16_c_template(const int16_t *filter, int filterSize, + const int32_t **src, uint16_t *dest, int dstW, + int big_endian, int output_bits) +{ int i; int shift = 15 + 16 - output_bits; @@ -223,11 +236,12 @@ yuv2yuvX16_c_template(const int16_t *filter, int filterSize, for (j = 0; j < filterSize; j++) val += src[j][i] * filter[j]; - output_pixel(&dest[i], val); + output_pixel(&dest[i], val, 0x8000, int); } -#undef output_pixel } +#undef output_pixel + #define output_pixel(pos, val) \ if (big_endian) { \ AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \ @@ -236,9 +250,22 @@ yuv2yuvX16_c_template(const int16_t *filter, int filterSize, } static av_always_inline void -yuv2yuvX10_c_template(const int16_t *filter, int filterSize, - const int16_t **src, uint16_t *dest, int dstW, - int big_endian, int output_bits) +yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW, + int big_endian, int output_bits) +{ + int i; + int shift = 15 - output_bits; + + for (i = 0; i < dstW; i++) { + int val = src[i] + (1 << (shift - 1)); + output_pixel(&dest[i], val); + } +} + +static av_always_inline void +yuv2planeX_10_c_template(const int16_t *filter, int filterSize, + const int16_t **src, uint16_t *dest, int dstW, + int big_endian, int output_bits) { int i; int shift = 11 + 16 - output_bits; @@ -256,24 +283,32 @@ yuv2yuvX10_c_template(const int16_t *filter, int filterSize, #undef output_pixel -#define yuv2NBPS(bits, BE_LE, is_be, yuv2yuvX_template_fn, typeX_t) \ -static void yuv2yuvX ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \ - const int16_t **src, uint16_t *dest, int dstW, \ +#define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \ +static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \ + uint8_t *dest, int dstW, \ const uint8_t *dither, int offset)\ { \ - yuv2yuvX_template_fn(filter, filterSize, (const typeX_t **) src, \ - dest, dstW, is_be, bits); \ + yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \ + (uint16_t *) dest, dstW, is_be, bits); \ +}\ +static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \ + const int16_t **src, uint8_t *dest, int dstW, \ + const uint8_t *dither, int offset)\ +{ \ + yuv2planeX_## template_size ## _c_template(filter, \ + filterSize, (const typeX_t **) src, \ + (uint16_t *) dest, dstW, is_be, bits); \ } -yuv2NBPS( 9, BE, 1, yuv2yuvX10_c_template, int16_t); -yuv2NBPS( 9, LE, 0, yuv2yuvX10_c_template, int16_t); -yuv2NBPS(10, BE, 1, yuv2yuvX10_c_template, int16_t); -yuv2NBPS(10, LE, 0, yuv2yuvX10_c_template, int16_t); -yuv2NBPS(16, BE, 1, yuv2yuvX16_c_template, int32_t); -yuv2NBPS(16, LE, 0, yuv2yuvX16_c_template, int32_t); +yuv2NBPS( 9, BE, 1, 10, int16_t); +yuv2NBPS( 9, LE, 0, 10, int16_t); +yuv2NBPS(10, BE, 1, 10, int16_t); +yuv2NBPS(10, LE, 0, 10, int16_t); +yuv2NBPS(16, BE, 1, 16, int32_t); +yuv2NBPS(16, LE, 0, 16, int32_t); -static void yuv2yuvX_c(const int16_t *filter, int filterSize, - const int16_t **src, uint8_t *dest, int dstW, - const uint8_t *dither, int offset) +static void yuv2planeX_8_c(const int16_t *filter, int filterSize, + const int16_t **src, uint8_t *dest, int dstW, + const uint8_t *dither, int offset) { int i; for (i=0; i<dstW; i++) { @@ -286,8 +321,8 @@ static void yuv2yuvX_c(const int16_t *filter, int filterSize, } } -static void yuv2yuv1_c(const int16_t *src, uint8_t *dest, int dstW, - const uint8_t *dither, int offset) +static void yuv2plane1_8_c(const int16_t *src, uint8_t *dest, int dstW, + const uint8_t *dither, int offset) { int i; for (i=0; i<dstW; i++) { @@ -296,7 +331,7 @@ static void yuv2yuv1_c(const int16_t *src, uint8_t *dest, int dstW, } } -static void yuv2nv12X_chroma_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, +static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, const int16_t **chrUSrc, const int16_t **chrVSrc, uint8_t *dest, int chrDstW) { @@ -2000,27 +2035,29 @@ static av_always_inline void hcscale(SwsContext *c, int16_t *dst1, int16_t *dst2 static av_always_inline void find_c_packed_planar_out_funcs(SwsContext *c, - yuv2planar1_fn *yuv2yuv1, yuv2planarX_fn *yuv2planeX_luma, - yuv2planarX_fn *yuv2planeX_chroma, yuv2interleavedX_fn *yuv2nv12X_chroma, + yuv2planar1_fn *yuv2plane1, yuv2planarX_fn *yuv2planeX, + yuv2interleavedX_fn *yuv2nv12cX, yuv2packed1_fn *yuv2packed1, yuv2packed2_fn *yuv2packed2, yuv2packedX_fn *yuv2packedX) { enum PixelFormat dstFormat = c->dstFormat; - if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) { - *yuv2planeX_luma = yuv2yuvX_c; - *yuv2nv12X_chroma = yuv2nv12X_chroma_c; - } else if (is16BPS(dstFormat)) { - *yuv2planeX_luma = *yuv2planeX_chroma = isBE(dstFormat) ? yuv2yuvX16BE_c : yuv2yuvX16LE_c; + if (is16BPS(dstFormat)) { + *yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c : yuv2planeX_16LE_c; + *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c : yuv2plane1_16LE_c; } else if (is9_OR_10BPS(dstFormat)) { if (av_pix_fmt_descriptors[dstFormat].comp[0].depth_minus1 == 8) { - *yuv2planeX_luma = *yuv2planeX_chroma = isBE(dstFormat) ? yuv2yuvX9BE_c : yuv2yuvX9LE_c; + *yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c : yuv2planeX_9LE_c; + *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_c : yuv2plane1_9LE_c; } else { - *yuv2planeX_luma = *yuv2planeX_chroma = isBE(dstFormat) ? yuv2yuvX10BE_c : yuv2yuvX10LE_c; + *yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_c : yuv2planeX_10LE_c; + *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_c : yuv2plane1_10LE_c; } } else { - *yuv2yuv1 = yuv2yuv1_c; - *yuv2planeX_luma = *yuv2planeX_chroma = yuv2yuvX_c; + *yuv2plane1 = yuv2plane1_8_c; + *yuv2planeX = yuv2planeX_8_c; + if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) + *yuv2nv12cX = yuv2nv12cX_c; } if(c->flags & SWS_FULL_CHR_H_INT) { @@ -2281,10 +2318,9 @@ static int swScale(SwsContext *c, const uint8_t* src[], const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample); int lastDstY; uint32_t *pal=c->pal_yuv; - yuv2planar1_fn yuv2yuv1 = c->yuv2yuv1; - yuv2planarX_fn yuv2planeX_luma = c->yuv2planeX_luma; - yuv2planarX_fn yuv2planeX_chroma = c->yuv2planeX_chroma; - yuv2interleavedX_fn yuv2nv12X_chroma = c->yuv2nv12X_chroma; + yuv2planar1_fn yuv2plane1 = c->yuv2plane1; + yuv2planarX_fn yuv2planeX = c->yuv2planeX; + yuv2interleavedX_fn yuv2nv12cX = c->yuv2nv12cX; yuv2packed1_fn yuv2packed1 = c->yuv2packed1; yuv2packed2_fn yuv2packed2 = c->yuv2packed2; yuv2packedX_fn yuv2packedX = c->yuv2packedX; @@ -2436,9 +2472,8 @@ static int swScale(SwsContext *c, const uint8_t* src[], } if (dstY >= dstH-2) { // hmm looks like we can't use MMX here without overwriting this array's tail - find_c_packed_planar_out_funcs(c, &yuv2yuv1, &yuv2planeX_luma, &yuv2planeX_chroma, - &yuv2nv12X_chroma, &yuv2packed1, &yuv2packed2, - &yuv2packedX); + find_c_packed_planar_out_funcs(c, &yuv2plane1, &yuv2planeX, &yuv2nv12cX, + &yuv2packed1, &yuv2packed2, &yuv2packedX); } { @@ -2448,36 +2483,35 @@ static int swScale(SwsContext *c, const uint8_t* src[], const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL; if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like const int chrSkipMask= (1<<c->chrDstVSubSample)-1; - if ((dstY&chrSkipMask) || isGray(dstFormat)) - dest[1] = dest[2] = NULL; //FIXME split functions in lumi / chromi - const int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL; - if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) { - yuv2planeX_luma(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, lumSrcPtr, dest[0], dstW, c->lumDither8, 0); - - if (dest[1]){ - yuv2nv12X_chroma(c, vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrUSrcPtr, chrVSrcPtr, dest[1], chrDstW); - } - } else if (c->yuv2yuv1 && vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12 - yuv2yuv1(lumSrcPtr[0], dest[0], dstW, c->lumDither8, 0); + if (vLumFilterSize == 1) { + yuv2plane1(lumSrcPtr[0], dest[0], dstW, c->lumDither8, 0); + } else { + yuv2planeX(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, + lumSrcPtr, dest[0], dstW, c->lumDither8, 0); + } - if (dest[1]){ - yuv2yuv1(chrUSrcPtr[0], dest[1], chrDstW, c->chrDither8, 0); - yuv2yuv1(chrVSrcPtr[0], dest[2], chrDstW, c->chrDither8, 3); + if (!((dstY&chrSkipMask) || isGray(dstFormat))) { + if (yuv2nv12cX) { + yuv2nv12cX(c, vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrUSrcPtr, chrVSrcPtr, dest[1], chrDstW); + } else if (vChrFilterSize == 1) { + yuv2plane1(chrUSrcPtr[0], dest[1], chrDstW, c->chrDither8, 0); + yuv2plane1(chrVSrcPtr[0], dest[2], chrDstW, c->chrDither8, 3); + } else { + yuv2planeX(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, + chrUSrcPtr, dest[1], chrDstW, c->chrDither8, 0); + yuv2planeX(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, + chrVSrcPtr, dest[2], chrDstW, c->chrDither8, 3); } + } - if (alpBuf && dest[3]) - yuv2yuv1(alpBuf, dest[3], dstW, c->lumDither8, 0); - } else { //General YV12 - yuv2planeX_luma(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, lumSrcPtr, dest[0], dstW, c->lumDither8, 0); - - if (dest[1]){ - yuv2planeX_chroma(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrUSrcPtr, dest[1], chrDstW, c->chrDither8, 0); - yuv2planeX_chroma(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrVSrcPtr, dest[2], chrDstW, c->chrDither8, 3); + if (CONFIG_SWSCALE_ALPHA && alpPixBuf){ + if (vLumFilterSize == 1) { + yuv2plane1(alpSrcPtr[0], dest[3], dstW, c->lumDither8, 0); + } else { + yuv2planeX(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, + alpSrcPtr, dest[3], dstW, c->lumDither8, 0); } - - if (alpBuf && dest[3]) - yuv2planeX_luma(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, alpSrcPtr, dest[3], dstW, c->lumDither8, 0); } } else { assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2); @@ -2531,8 +2565,8 @@ static av_cold void sws_init_swScale_c(SwsContext *c) { enum PixelFormat srcFormat = c->srcFormat; - find_c_packed_planar_out_funcs(c, &c->yuv2yuv1, &c->yuv2planeX_luma, &c->yuv2planeX_chroma, - &c->yuv2nv12X_chroma, &c->yuv2packed1, &c->yuv2packed2, + find_c_packed_planar_out_funcs(c, &c->yuv2plane1, &c->yuv2planeX, + &c->yuv2nv12cX, &c->yuv2packed1, &c->yuv2packed2, &c->yuv2packedX); c->chrToYV12 = NULL; diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h index 713045556e..6fcd41d75a 100644 --- a/libswscale/swscale_internal.h +++ b/libswscale/swscale_internal.h @@ -412,10 +412,9 @@ typedef struct SwsContext { #endif /* function pointers for swScale() */ - yuv2planar1_fn yuv2yuv1; - yuv2planarX_fn yuv2planeX_luma; - yuv2planarX_fn yuv2planeX_chroma; - yuv2interleavedX_fn yuv2nv12X_chroma; + yuv2planar1_fn yuv2plane1; + yuv2planarX_fn yuv2planeX; + yuv2interleavedX_fn yuv2nv12cX; yuv2packed1_fn yuv2packed1; yuv2packed2_fn yuv2packed2; yuv2packedX_fn yuv2packedX; |