| /* |
| * Copyright (C) 2001-2011 Michael Niedermayer <michaelni@gmx.at> |
| * |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * FFmpeg is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with FFmpeg; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #include <inttypes.h> |
| #include <string.h> |
| #include <math.h> |
| #include <stdio.h> |
| #include "config.h" |
| #include "swscale.h" |
| #include "swscale_internal.h" |
| #include "rgb2rgb.h" |
| #include "libavutil/intreadwrite.h" |
| #include "libavutil/cpu.h" |
| #include "libavutil/avutil.h" |
| #include "libavutil/mathematics.h" |
| #include "libavutil/bswap.h" |
| #include "libavutil/pixdesc.h" |
| #include "libavutil/avassert.h" |
| #include "libavutil/avconfig.h" |
| |
| DECLARE_ALIGNED(8, static const uint8_t, dithers)[8][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,}, |
| },{ |
| { 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,}, |
| },{ |
| { 2, 4, 3, 5, 2, 4, 3, 5,}, |
| { 6, 0, 7, 1, 6, 0, 7, 1,}, |
| { 3, 5, 2, 4, 3, 5, 2, 4,}, |
| { 7, 1, 6, 0, 7, 1, 6, 0,}, |
| { 2, 4, 3, 5, 2, 4, 3, 5,}, |
| { 6, 0, 7, 1, 6, 0, 7, 1,}, |
| { 3, 5, 2, 4, 3, 5, 2, 4,}, |
| { 7, 1, 6, 0, 7, 1, 6, 0,}, |
| },{ |
| { 4, 8, 7, 11, 4, 8, 7, 11,}, |
| { 12, 0, 15, 3, 12, 0, 15, 3,}, |
| { 6, 10, 5, 9, 6, 10, 5, 9,}, |
| { 14, 2, 13, 1, 14, 2, 13, 1,}, |
| { 4, 8, 7, 11, 4, 8, 7, 11,}, |
| { 12, 0, 15, 3, 12, 0, 15, 3,}, |
| { 6, 10, 5, 9, 6, 10, 5, 9,}, |
| { 14, 2, 13, 1, 14, 2, 13, 1,}, |
| },{ |
| { 9, 17, 15, 23, 8, 16, 14, 22,}, |
| { 25, 1, 31, 7, 24, 0, 30, 6,}, |
| { 13, 21, 11, 19, 12, 20, 10, 18,}, |
| { 29, 5, 27, 3, 28, 4, 26, 2,}, |
| { 8, 16, 14, 22, 9, 17, 15, 23,}, |
| { 24, 0, 30, 6, 25, 1, 31, 7,}, |
| { 12, 20, 10, 18, 13, 21, 11, 19,}, |
| { 28, 4, 26, 2, 29, 5, 27, 3,}, |
| },{ |
| { 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,}, |
| },{ |
| { 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,}, |
| },{ |
| { 36, 68, 60, 92, 34, 66, 58, 90,}, |
| { 100, 4,124, 28, 98, 2,122, 26,}, |
| { 52, 84, 44, 76, 50, 82, 42, 74,}, |
| { 116, 20,108, 12,114, 18,106, 10,}, |
| { 32, 64, 56, 88, 38, 70, 62, 94,}, |
| { 96, 0,120, 24,102, 6,126, 30,}, |
| { 48, 80, 40, 72, 54, 86, 46, 78,}, |
| { 112, 16,104, 8,118, 22,110, 14,}, |
| }}; |
| |
| |
| 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++) { |
| memset(ptr, val, width); |
| ptr += stride; |
| } |
| } |
| |
| static void copyPlane(const uint8_t *src, int srcStride, |
| int srcSliceY, int srcSliceH, int width, |
| uint8_t *dst, int dstStride) |
| { |
| dst += dstStride * srcSliceY; |
| if (dstStride == srcStride && srcStride > 0) { |
| memcpy(dst, src, srcSliceH * dstStride); |
| } else { |
| int 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[]) |
| { |
| 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->chrSrcW, (srcSliceH + 1) / 2, |
| srcStride[1], srcStride[2], dstStride[1]); |
| else |
| interleaveBytes(src[2], src[1], dst, c->chrSrcW, (srcSliceH + 1) / 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 *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->srcFormat == AV_PIX_FMT_NV12) |
| deinterleaveBytes(src[1], dst1, dst2, c->chrSrcW, (srcSliceH + 1) / 2, |
| srcStride[1], dstStride[1], dstStride[2]); |
| else |
| deinterleaveBytes(src[1], dst2, dst1, c->chrSrcW, (srcSliceH + 1) / 2, |
| srcStride[1], dstStride[2], dstStride[1]); |
| |
| return srcSliceH; |
| } |
| |
| static int planarToNv24Wrapper(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; |
| |
| copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
| dstParam[0], dstStride[0]); |
| |
| if (c->dstFormat == AV_PIX_FMT_NV24) |
| interleaveBytes(src[1], src[2], dst, c->chrSrcW, srcSliceH, |
| srcStride[1], srcStride[2], dstStride[1]); |
| else |
| interleaveBytes(src[2], src[1], dst, c->chrSrcW, srcSliceH, |
| srcStride[2], srcStride[1], dstStride[1]); |
| |
| return srcSliceH; |
| } |
| |
| static int nv24ToPlanarWrapper(SwsContext *c, const uint8_t *src[], |
| int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t *dstParam[], |
| int dstStride[]) |
| { |
| uint8_t *dst1 = dstParam[1] + dstStride[1] * srcSliceY; |
| uint8_t *dst2 = dstParam[2] + dstStride[2] * srcSliceY; |
| |
| copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
| dstParam[0], dstStride[0]); |
| |
| if (c->srcFormat == AV_PIX_FMT_NV24) |
| deinterleaveBytes(src[1], dst1, dst2, c->chrSrcW, srcSliceH, |
| srcStride[1], dstStride[1], dstStride[2]); |
| else |
| deinterleaveBytes(src[1], dst2, dst1, c->chrSrcW, srcSliceH, |
| srcStride[1], dstStride[2], dstStride[1]); |
| |
| return srcSliceH; |
| } |
| |
| static int planarToP01xWrapper(SwsContext *c, const uint8_t *src8[], |
| int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t *dstParam8[], |
| int dstStride[]) |
| { |
| const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat); |
| const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat); |
| const uint16_t **src = (const uint16_t**)src8; |
| uint16_t *dstY = (uint16_t*)(dstParam8[0] + dstStride[0] * srcSliceY); |
| uint16_t *dstUV = (uint16_t*)(dstParam8[1] + dstStride[1] * srcSliceY / 2); |
| int x, y; |
| |
| /* Calculate net shift required for values. */ |
| const int shift[3] = { |
| dst_format->comp[0].depth + dst_format->comp[0].shift - |
| src_format->comp[0].depth - src_format->comp[0].shift, |
| dst_format->comp[1].depth + dst_format->comp[1].shift - |
| src_format->comp[1].depth - src_format->comp[1].shift, |
| dst_format->comp[2].depth + dst_format->comp[2].shift - |
| src_format->comp[2].depth - src_format->comp[2].shift, |
| }; |
| |
| av_assert0(!(srcStride[0] % 2 || srcStride[1] % 2 || srcStride[2] % 2 || |
| dstStride[0] % 2 || dstStride[1] % 2)); |
| |
| for (y = 0; y < srcSliceH; y++) { |
| uint16_t *tdstY = dstY; |
| const uint16_t *tsrc0 = src[0]; |
| for (x = c->srcW; x > 0; x--) { |
| *tdstY++ = *tsrc0++ << shift[0]; |
| } |
| src[0] += srcStride[0] / 2; |
| dstY += dstStride[0] / 2; |
| |
| if (!(y & 1)) { |
| uint16_t *tdstUV = dstUV; |
| const uint16_t *tsrc1 = src[1]; |
| const uint16_t *tsrc2 = src[2]; |
| for (x = c->srcW / 2; x > 0; x--) { |
| *tdstUV++ = *tsrc1++ << shift[1]; |
| *tdstUV++ = *tsrc2++ << shift[2]; |
| } |
| src[1] += srcStride[1] / 2; |
| src[2] += srcStride[2] / 2; |
| dstUV += dstStride[1] / 2; |
| } |
| } |
| |
| return srcSliceH; |
| } |
| |
| #if AV_HAVE_BIGENDIAN |
| #define output_pixel(p, v) do { \ |
| uint16_t *pp = (p); \ |
| AV_WL16(pp, (v)); \ |
| } while(0) |
| #else |
| #define output_pixel(p, v) (*p) = (v) |
| #endif |
| |
| static int planar8ToP01xleWrapper(SwsContext *c, const uint8_t *src[], |
| int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t *dstParam8[], |
| int dstStride[]) |
| { |
| uint16_t *dstY = (uint16_t*)(dstParam8[0] + dstStride[0] * srcSliceY); |
| uint16_t *dstUV = (uint16_t*)(dstParam8[1] + dstStride[1] * srcSliceY / 2); |
| int x, y, t; |
| |
| av_assert0(!(dstStride[0] % 2 || dstStride[1] % 2)); |
| |
| for (y = 0; y < srcSliceH; y++) { |
| uint16_t *tdstY = dstY; |
| const uint8_t *tsrc0 = src[0]; |
| for (x = c->srcW; x > 0; x--) { |
| t = *tsrc0++; |
| output_pixel(tdstY++, t | (t << 8)); |
| } |
| src[0] += srcStride[0]; |
| dstY += dstStride[0] / 2; |
| |
| if (!(y & 1)) { |
| uint16_t *tdstUV = dstUV; |
| const uint8_t *tsrc1 = src[1]; |
| const uint8_t *tsrc2 = src[2]; |
| for (x = c->srcW / 2; x > 0; x--) { |
| t = *tsrc1++; |
| output_pixel(tdstUV++, t | (t << 8)); |
| t = *tsrc2++; |
| output_pixel(tdstUV++, t | (t << 8)); |
| } |
| src[1] += srcStride[1]; |
| src[2] += srcStride[2]; |
| dstUV += dstStride[1] / 2; |
| } |
| } |
| |
| return srcSliceH; |
| } |
| |
| #undef output_pixel |
| |
| 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; |
| |
| 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[]) |
| { |
| 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]); |
| |
| return srcSliceH; |
| } |
| |
| 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; |
| |
| 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[]) |
| { |
| 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]); |
| |
| return srcSliceH; |
| } |
| |
| 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; |
| |
| 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[]) |
| { |
| 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]); |
| |
| return srcSliceH; |
| } |
| |
| 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; |
| |
| 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[]) |
| { |
| 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]); |
| |
| return srcSliceH; |
| } |
| |
| 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); |
| } |
| |
| 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]; |
| } |
| |
| 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++) { |
| //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; |
| } |
| } |
| |
| static int bswap_16bpc(SwsContext *c, const uint8_t *src[], |
| int srcStride[], int srcSliceY, int srcSliceH, |
| uint8_t *dst[], int dstStride[]) |
| { |
| int i, j, p; |
| |
| for (p = 0; p < 4; p++) { |
| int srcstr = srcStride[p] / 2; |
| int dststr = dstStride[p] / 2; |
| uint16_t *dstPtr = (uint16_t *) dst[p]; |
| const uint16_t *srcPtr = (const uint16_t *) src[p]; |
| int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr)); |
| if(!dstPtr || !srcPtr) |
| continue; |
| dstPtr += (srcSliceY >> c->chrDstVSubSample) * dststr; |
| for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) { |
| for (j = 0; j < min_stride; j++) { |
| dstPtr[j] = av_bswap16(srcPtr[j]); |
| } |
| srcPtr += srcstr; |
| dstPtr += dststr; |
| } |
| } |
| |
| return srcSliceH; |
| } |
| |
| static int bswap_32bpc(SwsContext *c, const uint8_t *src[], |
| int srcStride[], int srcSliceY, int srcSliceH, |
| uint8_t *dst[], int dstStride[]) |
| { |
| int i, j, p; |
| |
| for (p = 0; p < 4; p++) { |
| int srcstr = srcStride[p] / 4; |
| int dststr = dstStride[p] / 4; |
| uint32_t *dstPtr = (uint32_t *) dst[p]; |
| const uint32_t *srcPtr = (const uint32_t *) src[p]; |
| int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr)); |
| if(!dstPtr || !srcPtr) |
| continue; |
| dstPtr += (srcSliceY >> c->chrDstVSubSample) * dststr; |
| for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) { |
| for (j = 0; j < min_stride; j++) { |
| dstPtr[j] = av_bswap32(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; |
| int i; |
| uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY; |
| const uint8_t *srcPtr = src[0]; |
| |
| if (srcFormat == AV_PIX_FMT_YA8) { |
| switch (dstFormat) { |
| 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 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; |
| } |
| } |
| |
| if (!conv) |
| av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat)); |
| else { |
| for (i = 0; i < srcSliceH; i++) { |
| conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb); |
| srcPtr += srcStride[0]; |
| dstPtr += dstStride[0]; |
| } |
| } |
| |
| return srcSliceH; |
| } |
| |
| static void packed16togbra16(const uint8_t *src, int srcStride, |
| uint16_t *dst[], int dstStride[], int srcSliceH, |
| int src_alpha, int swap, int shift, int width) |
| { |
| int x, h, i; |
| int dst_alpha = dst[3] != NULL; |
| for (h = 0; h < srcSliceH; h++) { |
| uint16_t *src_line = (uint16_t *)(src + srcStride * h); |
| switch (swap) { |
| case 3: |
| if (src_alpha && dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[3][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| } |
| } else if (dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[3][x] = 0xFFFF; |
| } |
| } else if (src_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| src_line++; |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| } |
| } |
| break; |
| case 2: |
| if (src_alpha && dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++ >> shift); |
| dst[1][x] = av_bswap16(*src_line++ >> shift); |
| dst[2][x] = av_bswap16(*src_line++ >> shift); |
| dst[3][x] = av_bswap16(*src_line++ >> shift); |
| } |
| } else if (dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++ >> shift); |
| dst[1][x] = av_bswap16(*src_line++ >> shift); |
| dst[2][x] = av_bswap16(*src_line++ >> shift); |
| dst[3][x] = 0xFFFF; |
| } |
| } else if (src_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++ >> shift); |
| dst[1][x] = av_bswap16(*src_line++ >> shift); |
| dst[2][x] = av_bswap16(*src_line++ >> shift); |
| src_line++; |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++ >> shift); |
| dst[1][x] = av_bswap16(*src_line++ >> shift); |
| dst[2][x] = av_bswap16(*src_line++ >> shift); |
| } |
| } |
| break; |
| case 1: |
| if (src_alpha && dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++) >> shift; |
| dst[1][x] = av_bswap16(*src_line++) >> shift; |
| dst[2][x] = av_bswap16(*src_line++) >> shift; |
| dst[3][x] = av_bswap16(*src_line++) >> shift; |
| } |
| } else if (dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++) >> shift; |
| dst[1][x] = av_bswap16(*src_line++) >> shift; |
| dst[2][x] = av_bswap16(*src_line++) >> shift; |
| dst[3][x] = 0xFFFF; |
| } |
| } else if (src_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++) >> shift; |
| dst[1][x] = av_bswap16(*src_line++) >> shift; |
| dst[2][x] = av_bswap16(*src_line++) >> shift; |
| src_line++; |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = av_bswap16(*src_line++) >> shift; |
| dst[1][x] = av_bswap16(*src_line++) >> shift; |
| dst[2][x] = av_bswap16(*src_line++) >> shift; |
| } |
| } |
| break; |
| default: |
| if (src_alpha && dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = *src_line++ >> shift; |
| dst[1][x] = *src_line++ >> shift; |
| dst[2][x] = *src_line++ >> shift; |
| dst[3][x] = *src_line++ >> shift; |
| } |
| } else if (dst_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = *src_line++ >> shift; |
| dst[1][x] = *src_line++ >> shift; |
| dst[2][x] = *src_line++ >> shift; |
| dst[3][x] = 0xFFFF; |
| } |
| } else if (src_alpha) { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = *src_line++ >> shift; |
| dst[1][x] = *src_line++ >> shift; |
| dst[2][x] = *src_line++ >> shift; |
| src_line++; |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| dst[0][x] = *src_line++ >> shift; |
| dst[1][x] = *src_line++ >> shift; |
| dst[2][x] = *src_line++ >> shift; |
| } |
| } |
| } |
| for (i = 0; i < 4; i++) |
| dst[i] += dstStride[i] >> 1; |
| } |
| } |
| |
| static int Rgb16ToPlanarRgb16Wrapper(SwsContext *c, const uint8_t *src[], |
| int srcStride[], int srcSliceY, int srcSliceH, |
| uint8_t *dst[], int dstStride[]) |
| { |
| uint16_t *dst2013[] = { (uint16_t *)dst[2], (uint16_t *)dst[0], (uint16_t *)dst[1], (uint16_t *)dst[3] }; |
| uint16_t *dst1023[] = { (uint16_t *)dst[1], (uint16_t *)dst[0], (uint16_t *)dst[2], (uint16_t *)dst[3] }; |
| int stride2013[] = { dstStride[2], dstStride[0], dstStride[1], dstStride[3] }; |
| int stride1023[] = { dstStride[1], dstStride[0], dstStride[2], dstStride[3] }; |
| const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat); |
| const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat); |
| int bpc = dst_format->comp[0].depth; |
| int alpha = src_format->flags & AV_PIX_FMT_FLAG_ALPHA; |
| int swap = 0; |
| int i; |
| |
| if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) || |
| !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE) |
| swap++; |
| if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) || |
| !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE) |
| swap += 2; |
| |
| if ((dst_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) != |
| (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB) || bpc < 9) { |
| av_log(c, AV_LOG_ERROR, "unsupported conversion to planar RGB %s -> %s\n", |
| src_format->name, dst_format->name); |
| return srcSliceH; |
| } |
| |
| for(i=0; i<4; i++) { |
| dst2013[i] += stride2013[i] * srcSliceY / 2; |
| dst1023[i] += stride1023[i] * srcSliceY / 2; |
| } |
| |
| switch (c->srcFormat) { |
| case AV_PIX_FMT_RGB48LE: |
| case AV_PIX_FMT_RGB48BE: |
| case AV_PIX_FMT_RGBA64LE: |
| case AV_PIX_FMT_RGBA64BE: |
| packed16togbra16(src[0], srcStride[0], |
| dst2013, stride2013, srcSliceH, alpha, swap, |
| 16 - bpc, c->srcW); |
| break; |
| case AV_PIX_FMT_BGR48LE: |
| case AV_PIX_FMT_BGR48BE: |
| case AV_PIX_FMT_BGRA64LE: |
| case AV_PIX_FMT_BGRA64BE: |
| packed16togbra16(src[0], srcStride[0], |
| dst1023, stride1023, srcSliceH, alpha, swap, |
| 16 - bpc, c->srcW); |
| break; |
| default: |
| av_log(c, AV_LOG_ERROR, |
| "unsupported conversion to planar RGB %s -> %s\n", |
| src_format->name, dst_format->name); |
| } |
| |
| return srcSliceH; |
| } |
| |
| static void gbr16ptopacked16(const uint16_t *src[], int srcStride[], |
| uint8_t *dst, int dstStride, int srcSliceH, |
| int alpha, int swap, int bpp, int width) |
| { |
| int x, h, i; |
| int src_alpha = src[3] != NULL; |
| int scale_high = 16 - bpp, scale_low = (bpp - 8) * 2; |
| for (h = 0; h < srcSliceH; h++) { |
| uint16_t *dest = (uint16_t *)(dst + dstStride * h); |
| uint16_t component; |
| |
| switch(swap) { |
| case 3: |
| if (alpha && !src_alpha) { |
| for (x = 0; x < width; x++) { |
| component = av_bswap16(src[0][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| component = av_bswap16(src[1][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| component = av_bswap16(src[2][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| *dest++ = 0xffff; |
| } |
| } else if (alpha && src_alpha) { |
| for (x = 0; x < width; x++) { |
| component = av_bswap16(src[0][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| component = av_bswap16(src[1][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| component = av_bswap16(src[2][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| component = av_bswap16(src[3][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| component = av_bswap16(src[0][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| component = av_bswap16(src[1][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| component = av_bswap16(src[2][x]); |
| *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| } |
| } |
| break; |
| case 2: |
| if (alpha && !src_alpha) { |
| for (x = 0; x < width; x++) { |
| *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
| *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
| *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
| *dest++ = 0xffff; |
| } |
| } else if (alpha && src_alpha) { |
| for (x = 0; x < width; x++) { |
| *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
| *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
| *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
| *dest++ = av_bswap16(src[3][x] << scale_high | src[3][x] >> scale_low); |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
| *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
| *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
| } |
| } |
| break; |
| case 1: |
| if (alpha && !src_alpha) { |
| for (x = 0; x < width; x++) { |
| *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
| *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
| *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
| *dest++ = 0xffff; |
| } |
| } else if (alpha && src_alpha) { |
| for (x = 0; x < width; x++) { |
| *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
| *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
| *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
| *dest++ = av_bswap16(src[3][x]) << scale_high | av_bswap16(src[3][x]) >> scale_low; |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
| *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
| *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
| } |
| } |
| break; |
| default: |
| if (alpha && !src_alpha) { |
| for (x = 0; x < width; x++) { |
| *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
| *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
| *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
| *dest++ = 0xffff; |
| } |
| } else if (alpha && src_alpha) { |
| for (x = 0; x < width; x++) { |
| *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
| *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
| *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
| *dest++ = src[3][x] << scale_high | src[3][x] >> scale_low; |
| } |
| } else { |
| for (x = 0; x < width; x++) { |
| *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
| *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
| *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
| } |
| } |
| } |
| for (i = 0; i < 3 + src_alpha; i++) |
| src[i] += srcStride[i] >> 1; |
| } |
| } |
| |
| static int planarRgb16ToRgb16Wrapper(SwsContext *c, const uint8_t *src[], |
| int srcStride[], int srcSliceY, int srcSliceH, |
| uint8_t *dst[], int dstStride[]) |
| { |
| const uint16_t *src102[] = { (uint16_t *)src[1], (uint16_t *)src[0], (uint16_t *)src[2], (uint16_t *)src[3] }; |
| const uint16_t *src201[] = { (uint16_t *)src[2], (uint16_t *)src[0], (uint16_t *)src[1], (uint16_t *)src[3] }; |
| int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] }; |
| int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] }; |
| const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat); |
| const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat); |
| int bits_per_sample = src_format->comp[0].depth; |
| int swap = 0; |
| if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) || |
| !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE) |
| swap++; |
| if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) || |
| !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE) |
| swap += 2; |
| |
| if ((src_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) != |
| (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB) || |
| bits_per_sample <= 8) { |
| av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n", |
| src_format->name, dst_format->name); |
| return srcSliceH; |
| } |
| switch (c->dstFormat) { |
| case AV_PIX_FMT_BGR48LE: |
| case AV_PIX_FMT_BGR48BE: |
| gbr16ptopacked16(src102, stride102, |
| dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| srcSliceH, 0, swap, bits_per_sample, c->srcW); |
| break; |
| case AV_PIX_FMT_RGB48LE: |
| case AV_PIX_FMT_RGB48BE: |
| gbr16ptopacked16(src201, stride201, |
| dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| srcSliceH, 0, swap, bits_per_sample, c->srcW); |
| break; |
| case AV_PIX_FMT_RGBA64LE: |
| case AV_PIX_FMT_RGBA64BE: |
| gbr16ptopacked16(src201, stride201, |
| dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| srcSliceH, 1, swap, bits_per_sample, c->srcW); |
| break; |
| case AV_PIX_FMT_BGRA64LE: |
| case AV_PIX_FMT_BGRA64BE: |
| gbr16ptopacked16(src102, stride102, |
| dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| srcSliceH, 1, swap, bits_per_sample, c->srcW); |
| break; |
| default: |
| av_log(c, AV_LOG_ERROR, |
| "unsupported planar RGB conversion %s -> %s\n", |
| src_format->name, dst_format->name); |
| } |
| |
| 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 void gbraptopacked32(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++ = src[3][x]; |
| *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++ = src[3][x]; |
| } |
| } |
| |
| for (i = 0; i < 4; i++) |
| src[i] += srcStride[i]; |
| } |
| } |
| |
| static int planarRgbaToRgbWrapper(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], src[3] }; |
| const uint8_t *src201[] = { src[2], src[0], src[1], src[3] }; |
| int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] }; |
| int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] }; |
| |
| if (c->srcFormat != AV_PIX_FMT_GBRAP) { |
| 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: |
| gbraptopacked32(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: |
| gbraptopacked32(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 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 BAYER_GBRG |
| #define BAYER_8 |
| #define BAYER_RENAME(x) bayer_gbrg8_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_GBRG |
| #define BAYER_16LE |
| #define BAYER_RENAME(x) bayer_gbrg16le_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_GBRG |
| #define BAYER_16BE |
| #define BAYER_RENAME(x) bayer_gbrg16be_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_GRBG |
| #define BAYER_8 |
| #define BAYER_RENAME(x) bayer_grbg8_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_GRBG |
| #define BAYER_16LE |
| #define BAYER_RENAME(x) bayer_grbg16le_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_GRBG |
| #define BAYER_16BE |
| #define BAYER_RENAME(x) bayer_grbg16be_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_BGGR |
| #define BAYER_8 |
| #define BAYER_RENAME(x) bayer_bggr8_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_BGGR |
| #define BAYER_16LE |
| #define BAYER_RENAME(x) bayer_bggr16le_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_BGGR |
| #define BAYER_16BE |
| #define BAYER_RENAME(x) bayer_bggr16be_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_RGGB |
| #define BAYER_8 |
| #define BAYER_RENAME(x) bayer_rggb8_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_RGGB |
| #define BAYER_16LE |
| #define BAYER_RENAME(x) bayer_rggb16le_to_##x |
| #include "bayer_template.c" |
| |
| #define BAYER_RGGB |
| #define BAYER_16BE |
| #define BAYER_RENAME(x) bayer_rggb16be_to_##x |
| #include "bayer_template.c" |
| |
| static int bayer_to_rgb24_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]) |
| { |
| uint8_t *dstPtr= dst[0] + srcSliceY * dstStride[0]; |
| const uint8_t *srcPtr= src[0]; |
| int i; |
| void (*copy) (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width); |
| void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width); |
| |
| switch(c->srcFormat) { |
| #define CASE(pixfmt, prefix) \ |
| case pixfmt: copy = bayer_##prefix##_to_rgb24_copy; \ |
| interpolate = bayer_##prefix##_to_rgb24_interpolate; \ |
| break; |
| CASE(AV_PIX_FMT_BAYER_BGGR8, bggr8) |
| CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le) |
| CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be) |
| CASE(AV_PIX_FMT_BAYER_RGGB8, rggb8) |
| CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le) |
| CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be) |
| CASE(AV_PIX_FMT_BAYER_GBRG8, gbrg8) |
| CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le) |
| CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be) |
| CASE(AV_PIX_FMT_BAYER_GRBG8, grbg8) |
| CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le) |
| CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be) |
| #undef CASE |
| default: return 0; |
| } |
| |
| av_assert0(srcSliceH > 1); |
| |
| copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| srcPtr += 2 * srcStride[0]; |
| dstPtr += 2 * dstStride[0]; |
| |
| for (i = 2; i < srcSliceH - 2; i += 2) { |
| interpolate(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| srcPtr += 2 * srcStride[0]; |
| dstPtr += 2 * dstStride[0]; |
| } |
| |
| if (i + 1 == srcSliceH) { |
| copy(srcPtr, -srcStride[0], dstPtr, -dstStride[0], c->srcW); |
| } else if (i < srcSliceH) |
| copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| return srcSliceH; |
| } |
| |
| static int bayer_to_rgb48_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]) |
| { |
| uint8_t *dstPtr= dst[0] + srcSliceY * dstStride[0]; |
| const uint8_t *srcPtr= src[0]; |
| int i; |
| void (*copy) (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width); |
| void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width); |
| |
| switch(c->srcFormat) { |
| #define CASE(pixfmt, prefix) \ |
| case pixfmt: copy = bayer_##prefix##_to_rgb48_copy; \ |
| interpolate = bayer_##prefix##_to_rgb48_interpolate; \ |
| break; |
| CASE(AV_PIX_FMT_BAYER_BGGR8, bggr8) |
| CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le) |
| CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be) |
| CASE(AV_PIX_FMT_BAYER_RGGB8, rggb8) |
| CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le) |
| CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be) |
| CASE(AV_PIX_FMT_BAYER_GBRG8, gbrg8) |
| CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le) |
| CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be) |
| CASE(AV_PIX_FMT_BAYER_GRBG8, grbg8) |
| CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le) |
| CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be) |
| #undef CASE |
| default: return 0; |
| } |
| |
| av_assert0(srcSliceH > 1); |
| |
| copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| srcPtr += 2 * srcStride[0]; |
| dstPtr += 2 * dstStride[0]; |
| |
| for (i = 2; i < srcSliceH - 2; i += 2) { |
| interpolate(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| srcPtr += 2 * srcStride[0]; |
| dstPtr += 2 * dstStride[0]; |
| } |
| |
| if (i + 1 == srcSliceH) { |
| copy(srcPtr, -srcStride[0], dstPtr, -dstStride[0], c->srcW); |
| } else if (i < srcSliceH) |
| copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| return srcSliceH; |
| } |
| |
| static int bayer_to_yv12_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]) |
| { |
| const uint8_t *srcPtr= src[0]; |
| uint8_t *dstY= dst[0] + srcSliceY * dstStride[0]; |
| uint8_t *dstU= dst[1] + srcSliceY * dstStride[1] / 2; |
| uint8_t *dstV= dst[2] + srcSliceY * dstStride[2] / 2; |
| int i; |
| void (*copy) (const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv); |
| void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv); |
| |
| switch(c->srcFormat) { |
| #define CASE(pixfmt, prefix) \ |
| case pixfmt: copy = bayer_##prefix##_to_yv12_copy; \ |
| interpolate = bayer_##prefix##_to_yv12_interpolate; \ |
| break; |
| CASE(AV_PIX_FMT_BAYER_BGGR8, bggr8) |
| CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le) |
| CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be) |
| CASE(AV_PIX_FMT_BAYER_RGGB8, rggb8) |
| CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le) |
| CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be) |
| CASE(AV_PIX_FMT_BAYER_GBRG8, gbrg8) |
| CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le) |
| CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be) |
| CASE(AV_PIX_FMT_BAYER_GRBG8, grbg8) |
| CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le) |
| CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be) |
| #undef CASE |
| default: return 0; |
| } |
| |
| av_assert0(srcSliceH > 1); |
| |
| copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table); |
| srcPtr += 2 * srcStride[0]; |
| dstY += 2 * dstStride[0]; |
| dstU += dstStride[1]; |
| dstV += dstStride[1]; |
| |
| for (i = 2; i < srcSliceH - 2; i += 2) { |
| interpolate(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table); |
| srcPtr += 2 * srcStride[0]; |
| dstY += 2 * dstStride[0]; |
| dstU += dstStride[1]; |
| dstV += dstStride[1]; |
| } |
| |
| if (i + 1 == srcSliceH) { |
| copy(srcPtr, -srcStride[0], dstY, dstU, dstV, -dstStride[0], c->srcW, c->input_rgb2yuv_table); |
| } else if (i < srcSliceH) |
| copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table); |
| return srcSliceH; |
| } |
| |
| #define isRGBA32(x) ( \ |
| (x) == AV_PIX_FMT_ARGB \ |
| || (x) == AV_PIX_FMT_RGBA \ |
| || (x) == AV_PIX_FMT_BGRA \ |
| || (x) == AV_PIX_FMT_ABGR \ |
| ) |
| |
| #define isRGBA64(x) ( \ |
| (x) == AV_PIX_FMT_RGBA64LE \ |
| || (x) == AV_PIX_FMT_RGBA64BE \ |
| || (x) == AV_PIX_FMT_BGRA64LE \ |
| || (x) == AV_PIX_FMT_BGRA64BE \ |
| ) |
| |
| #define isRGB48(x) ( \ |
| (x) == AV_PIX_FMT_RGB48LE \ |
| || (x) == AV_PIX_FMT_RGB48BE \ |
| || (x) == AV_PIX_FMT_BGR48LE \ |
| || (x) == AV_PIX_FMT_BGR48BE \ |
| ) |
| |
| /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */ |
| typedef void (* rgbConvFn) (const uint8_t *, uint8_t *, int); |
| static rgbConvFn findRgbConvFn(SwsContext *c) |
| { |
| 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; |
| |
| #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 == AV_PIX_FMT_##src && dstFormat == AV_PIX_FMT_##dst) |
| |
| if (isRGBA32(srcFormat) && isRGBA32(dstFormat)) { |
| if ( CONV_IS(ABGR, RGBA) |
| || CONV_IS(ARGB, BGRA) |
| || CONV_IS(BGRA, ARGB) |
| || CONV_IS(RGBA, ABGR)) conv = shuffle_bytes_3210; |
| else if (CONV_IS(ABGR, ARGB) |
| || CONV_IS(ARGB, ABGR)) conv = shuffle_bytes_0321; |
| else if (CONV_IS(ABGR, BGRA) |
| || CONV_IS(ARGB, RGBA)) conv = shuffle_bytes_1230; |
| else if (CONV_IS(BGRA, RGBA) |
| || CONV_IS(RGBA, BGRA)) conv = shuffle_bytes_2103; |
| else if (CONV_IS(BGRA, ABGR) |
| || CONV_IS(RGBA, ARGB)) conv = shuffle_bytes_3012; |
| } else if (isRGB48(srcFormat) && isRGB48(dstFormat)) { |
| if (CONV_IS(RGB48LE, BGR48LE) |
| || CONV_IS(BGR48LE, RGB48LE) |
| || CONV_IS(RGB48BE, BGR48BE) |
| || CONV_IS(BGR48BE, RGB48BE)) conv = rgb48tobgr48_nobswap; |
| else if (CONV_IS(RGB48LE, BGR48BE) |
| || CONV_IS(BGR48LE, RGB48BE) |
| || CONV_IS(RGB48BE, BGR48LE) |
| || CONV_IS(BGR48BE, RGB48LE)) conv = rgb48tobgr48_bswap; |
| } else if (isRGB48(srcFormat) && isRGBA64(dstFormat)) { |
| if (CONV_IS(RGB48LE, BGRA64LE) |
| || CONV_IS(BGR48LE, RGBA64LE) |
| || CONV_IS(RGB48BE, BGRA64BE) |
| || CONV_IS(BGR48BE, RGBA64BE)) conv = rgb48tobgr64_nobswap; |
| else if (CONV_IS(RGB48LE, BGRA64BE) |
| || CONV_IS(BGR48LE, RGBA64BE) |
| || CONV_IS(RGB48BE, BGRA64LE) |
| || CONV_IS(BGR48BE, RGBA64LE)) conv = rgb48tobgr64_bswap; |
| if (CONV_IS(RGB48LE, RGBA64LE) |
| || CONV_IS(BGR48LE, BGRA64LE) |
| || CONV_IS(RGB48BE, RGBA64BE) |
| || CONV_IS(BGR48BE, BGRA64BE)) conv = rgb48to64_nobswap; |
| else if (CONV_IS(RGB48LE, RGBA64BE) |
| || CONV_IS(BGR48LE, BGRA64BE) |
| || CONV_IS(RGB48BE, RGBA64LE) |
| || CONV_IS(BGR48BE, BGRA64LE)) conv = rgb48to64_bswap; |
| } else if (isRGBA64(srcFormat) && isRGB48(dstFormat)) { |
| if (CONV_IS(RGBA64LE, BGR48LE) |
| || CONV_IS(BGRA64LE, RGB48LE) |
| || CONV_IS(RGBA64BE, BGR48BE) |
| || CONV_IS(BGRA64BE, RGB48BE)) conv = rgb64tobgr48_nobswap; |
| else if (CONV_IS(RGBA64LE, BGR48BE) |
| || CONV_IS(BGRA64LE, RGB48BE) |
| || CONV_IS(RGBA64BE, BGR48LE) |
| || CONV_IS(BGRA64BE, RGB48LE)) conv = rgb64tobgr48_bswap; |
| else if (CONV_IS(RGBA64LE, RGB48LE) |
| || CONV_IS(BGRA64LE, BGR48LE) |
| || CONV_IS(RGBA64BE, RGB48BE) |
| || CONV_IS(BGRA64BE, BGR48BE)) conv = rgb64to48_nobswap; |
| else if (CONV_IS(RGBA64LE, RGB48BE) |
| || CONV_IS(BGRA64LE, BGR48BE) |
| || CONV_IS(RGBA64BE, RGB48LE) |
| || CONV_IS(BGRA64BE, BGR48LE)) conv = rgb64to48_bswap; |
| } else |
| /* BGR -> BGR */ |
| 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 << 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; |
| } |
| } |
| |
| if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && !isRGBA32(srcFormat) && ALT32_CORR<0) |
| return NULL; |
| |
| // Maintain symmetry between endianness |
| if (c->flags & SWS_BITEXACT) |
| if ((dstFormat == AV_PIX_FMT_RGB32 || dstFormat == AV_PIX_FMT_BGR32 ) && !isRGBA32(srcFormat) && ALT32_CORR>0) |
| return NULL; |
| |
| 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 AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat); |
| const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(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", |
| av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat)); |
| } else { |
| const uint8_t *srcPtr = src[0]; |
| uint8_t *dstPtr = dst[0]; |
| int src_bswap = IS_NOT_NE(c->srcFormatBpp, desc_src); |
| int dst_bswap = IS_NOT_NE(c->dstFormatBpp, desc_dst); |
| |
| if ((srcFormat == AV_PIX_FMT_RGB32_1 || srcFormat == AV_PIX_FMT_BGR32_1) && |
| !isRGBA32(dstFormat)) |
| srcPtr += ALT32_CORR; |
| |
| if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && |
| !isRGBA32(srcFormat)) { |
| int i; |
| av_assert0(ALT32_CORR == 1); |
| for (i = 0; i < srcSliceH; i++) |
| dstPtr[dstStride[0] * (srcSliceY + i)] = 255; |
| dstPtr += ALT32_CORR; |
| } |
| |
| if (dstStride[0] * srcBpp == srcStride[0] * dstBpp && srcStride[0] > 0 && |
| !(srcStride[0] % srcBpp) && !dst_bswap && !src_bswap) |
| conv(srcPtr, dstPtr + dstStride[0] * srcSliceY, |
| (srcSliceH - 1) * srcStride[0] + c->srcW * srcBpp); |
| else { |
| int i, j; |
| dstPtr += dstStride[0] * srcSliceY; |
| |
| for (i = 0; i < srcSliceH; i++) { |
| if(src_bswap) { |
| for(j=0; j<c->srcW; j++) |
| ((uint16_t*)c->formatConvBuffer)[j] = av_bswap16(((uint16_t*)srcPtr)[j]); |
| conv(c->formatConvBuffer, dstPtr, c->srcW * srcBpp); |
| }else |
| conv(srcPtr, dstPtr, c->srcW * srcBpp); |
| if(dst_bswap) |
| for(j=0; j<c->srcW; j++) |
| ((uint16_t*)dstPtr)[j] = av_bswap16(((uint16_t*)dstPtr)[j]); |
| 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[]) |
| { |
| ff_rgb24toyv12( |
| src[0], |
| 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], |
| c->input_rgb2yuv_table); |
| if (dst[3]) |
| fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| return srcSliceH; |
| } |
| |
| 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, |
| srcSliceH >> 2, srcStride[1], dstStride[1]); |
| 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); |
| return srcSliceH; |
| } |
| |
| static int uint_y_to_float_y_wrapper(SwsContext *c, const uint8_t *src[], |
| int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t *dst[], int dstStride[]) |
| { |
| int y, x; |
| ptrdiff_t dstStrideFloat = dstStride[0] >> 2; |
| const uint8_t *srcPtr = src[0]; |
| float *dstPtr = (float *)(dst[0] + dstStride[0] * srcSliceY); |
| |
| for (y = 0; y < srcSliceH; ++y){ |
| for (x = 0; x < c->srcW; ++x){ |
| dstPtr[x] = c->uint2float_lut[srcPtr[x]]; |
| } |
| srcPtr += srcStride[0]; |
| dstPtr += dstStrideFloat; |
| } |
| |
| return srcSliceH; |
| } |
| |
| static int float_y_to_uint_y_wrapper(SwsContext *c, const uint8_t* src[], |
| int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]) |
| { |
| int y, x; |
| ptrdiff_t srcStrideFloat = srcStride[0] >> 2; |
| const float *srcPtr = (const float *)src[0]; |
| uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY; |
| |
| for (y = 0; y < srcSliceH; ++y){ |
| for (x = 0; x < c->srcW; ++x){ |
| dstPtr[x] = av_clip_uint8(lrintf(255.0f * srcPtr[x])); |
| } |
| srcPtr += srcStrideFloat; |
| dstPtr += dstStride[0]; |
| } |
| |
| return srcSliceH; |
| } |
| |
| /* 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[]) |
| { |
| 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; |
| |
| /* universal length finder */ |
| while (length + c->srcW <= FFABS(dstStride[0]) && |
| length + c->srcW <= FFABS(srcStride[0])) |
| length += c->srcW; |
| av_assert1(length != 0); |
| |
| for (i = 0; i < srcSliceH; i++) { |
| memcpy(dstPtr, srcPtr, length); |
| srcPtr += srcStride[0]; |
| dstPtr += dstStride[0]; |
| } |
| } |
| return srcSliceH; |
| } |
| |
| #define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)\ |
| unsigned shift= src_depth-dst_depth, tmp;\ |
| if (c->dither == SWS_DITHER_NONE) {\ |
| for (i = 0; i < height; i++) {\ |
| for (j = 0; j < length-7; j+=8) {\ |
| dst[j+0] = dbswap(bswap(src[j+0])>>shift);\ |
| dst[j+1] = dbswap(bswap(src[j+1])>>shift);\ |
| dst[j+2] = dbswap(bswap(src[j+2])>>shift);\ |
| dst[j+3] = dbswap(bswap(src[j+3])>>shift);\ |
| dst[j+4] = dbswap(bswap(src[j+4])>>shift);\ |
| dst[j+5] = dbswap(bswap(src[j+5])>>shift);\ |
| dst[j+6] = dbswap(bswap(src[j+6])>>shift);\ |
| dst[j+7] = dbswap(bswap(src[j+7])>>shift);\ |
| }\ |
| for (; j < length; j++) {\ |
| dst[j] = dbswap(bswap(src[j])>>shift);\ |
| }\ |
| dst += dstStride;\ |
| src += srcStride;\ |
| }\ |
| } else if (shiftonly) {\ |
| for (i = 0; i < height; i++) {\ |
| const uint8_t *dither= dithers[shift-1][i&7];\ |
| for (j = 0; j < length-7; j+=8) {\ |
| tmp = (bswap(src[j+0]) + dither[0])>>shift; dst[j+0] = dbswap(tmp - (tmp>>dst_depth));\ |
| tmp = (bswap(src[j+1]) + dither[1])>>shift; dst[j+1] = dbswap(tmp - (tmp>>dst_depth));\ |
| tmp = (bswap(src[j+2]) + dither[2])>>shift; dst[j+2] = dbswap(tmp - (tmp>>dst_depth));\ |
| tmp = (bswap(src[j+3]) + dither[3])>>shift; dst[j+3] = dbswap(tmp - (tmp>>dst_depth));\ |
| tmp = (bswap(src[j+4]) + dither[4])>>shift; dst[j+4] = dbswap(tmp - (tmp>>dst_depth));\ |
| tmp = (bswap(src[j+5]) + dither[5])>>shift; dst[j+5] = dbswap(tmp - (tmp>>dst_depth));\ |
| tmp = (bswap(src[j+6]) + dither[6])>>shift; dst[j+6] = dbswap(tmp - (tmp>>dst_depth));\ |
| tmp = (bswap(src[j+7]) + dither[7])>>shift; dst[j+7] = dbswap(tmp - (tmp>>dst_depth));\ |
| }\ |
| for (; j < length; j++) {\ |
| tmp = (bswap(src[j]) + dither[j&7])>>shift; dst[j] = dbswap(tmp - (tmp>>dst_depth));\ |
| }\ |
| dst += dstStride;\ |
| src += srcStride;\ |
| }\ |
| } else {\ |
| for (i = 0; i < height; i++) {\ |
| const uint8_t *dither= dithers[shift-1][i&7];\ |
| for (j = 0; j < length-7; j+=8) {\ |
| tmp = bswap(src[j+0]); dst[j+0] = dbswap((tmp - (tmp>>dst_depth) + dither[0])>>shift);\ |
| tmp = bswap(src[j+1]); dst[j+1] = dbswap((tmp - (tmp>>dst_depth) + dither[1])>>shift);\ |
| tmp = bswap(src[j+2]); dst[j+2] = dbswap((tmp - (tmp>>dst_depth) + dither[2])>>shift);\ |
| tmp = bswap(src[j+3]); dst[j+3] = dbswap((tmp - (tmp>>dst_depth) + dither[3])>>shift);\ |
| tmp = bswap(src[j+4]); dst[j+4] = dbswap((tmp - (tmp>>dst_depth) + dither[4])>>shift);\ |
| tmp = bswap(src[j+5]); dst[j+5] = dbswap((tmp - (tmp>>dst_depth) + dither[5])>>shift);\ |
| tmp = bswap(src[j+6]); dst[j+6] = dbswap((tmp - (tmp>>dst_depth) + dither[6])>>shift);\ |
| tmp = bswap(src[j+7]); dst[j+7] = dbswap((tmp - (tmp>>dst_depth) + dither[7])>>shift);\ |
| }\ |
| for (; j < length; j++) {\ |
| tmp = bswap(src[j]); dst[j] = dbswap((tmp - (tmp>>dst_depth) + 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 : AV_CEIL_RSHIFT(c->srcW, c->chrDstHSubSample); |
| int y = (plane == 0 || plane == 3) ? srcSliceY: AV_CEIL_RSHIFT(srcSliceY, c->chrDstVSubSample); |
| int height = (plane == 0 || plane == 3) ? srcSliceH: AV_CEIL_RSHIFT(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) || isNBPS(c->dstFormat)) { |
| fillPlane16(dst[plane], dstStride[plane], length, height, y, |
| plane == 3, desc_dst->comp[plane].depth, |
| isBE(c->dstFormat)); |
| } else { |
| fillPlane(dst[plane], dstStride[plane], length, height, y, |
| (plane == 3) ? 255 : 128); |
| } |
| } else { |
| if(isNBPS(c->srcFormat) || isNBPS(c->dstFormat) |
| || (is16BPS(c->srcFormat) != is16BPS(c->dstFormat)) |
| ) { |
| 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; |
| uint16_t *dstPtr2 = (uint16_t*)dstPtr; |
| |
| if (dst_depth == 8) { |
| if(isBE(c->srcFormat) == HAVE_BIGENDIAN){ |
| DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, , ) |
| } else { |
| DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, av_bswap16, ) |
| } |
| } else if (src_depth == 8) { |
| for (i = 0; i < height; i++) { |
| #define COPY816(w)\ |
| if (shiftonly) {\ |
| for (j = 0; j < length; j++)\ |
| w(&dstPtr2[j], srcPtr[j]<<(dst_depth-8));\ |
| } else {\ |
| for (j = 0; j < length; j++)\ |
| w(&dstPtr2[j], (srcPtr[j]<<(dst_depth-8)) |\ |
| (srcPtr[j]>>(2*8-dst_depth)));\ |
| } |
| if(isBE(c->dstFormat)){ |
| COPY816(AV_WB16) |
| } else { |
| COPY816(AV_WL16) |
| } |
| dstPtr2 += dstStride[plane]/2; |
| srcPtr += srcStride[plane]; |
| } |
| } else if (src_depth <= dst_depth) { |
| for (i = 0; i < height; i++) { |
| j = 0; |
| if(isBE(c->srcFormat) == HAVE_BIGENDIAN && |
| isBE(c->dstFormat) == HAVE_BIGENDIAN && |
| shiftonly) { |
| unsigned shift = dst_depth - src_depth; |
| #if HAVE_FAST_64BIT |
| #define FAST_COPY_UP(shift) \ |
| for (; j < length - 3; j += 4) { \ |
| uint64_t v = AV_RN64A(srcPtr2 + j); \ |
| AV_WN64A(dstPtr2 + j, v << shift); \ |
| } |
| #else |
| #define FAST_COPY_UP(shift) \ |
| for (; j < length - 1; j += 2) { \ |
| uint32_t v = AV_RN32A(srcPtr2 + j); \ |
| AV_WN32A(dstPtr2 + j, v << shift); \ |
| } |
| #endif |
| switch (shift) |
| { |
| case 6: FAST_COPY_UP(6); break; |
| case 7: FAST_COPY_UP(7); break; |
| } |
| } |
| #define COPY_UP(r,w) \ |
| if(shiftonly){\ |
| for (; j < length; j++){ \ |
| unsigned int v= r(&srcPtr2[j]);\ |
| w(&dstPtr2[j], v<<(dst_depth-src_depth));\ |
| }\ |
| }else{\ |
| for (; j < length; j++){ \ |
| unsigned int v= r(&srcPtr2[j]);\ |
| w(&dstPtr2[j], (v<<(dst_depth-src_depth)) | \ |
| (v>>(2*src_depth-dst_depth)));\ |
| }\ |
| } |
| if(isBE(c->srcFormat)){ |
| if(isBE(c->dstFormat)){ |
| COPY_UP(AV_RB16, AV_WB16) |
| } else { |
| COPY_UP(AV_RB16, AV_WL16) |
| } |
| } else { |
| if(isBE(c->dstFormat)){ |
| COPY_UP(AV_RL16, AV_WB16) |
| } else { |
| COPY_UP(AV_RL16, AV_WL16) |
| } |
| } |
| dstPtr2 += dstStride[plane]/2; |
| srcPtr2 += srcStride[plane]/2; |
| } |
| } else { |
| if(isBE(c->srcFormat) == HAVE_BIGENDIAN){ |
| if(isBE(c->dstFormat) == HAVE_BIGENDIAN){ |
| DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , ) |
| } else { |
| DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , av_bswap16) |
| } |
| }else{ |
| if(isBE(c->dstFormat) == HAVE_BIGENDIAN){ |
| DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, ) |
| } else { |
| DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, av_bswap16) |
| } |
| } |
| } |
| } 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 (isFloat(c->srcFormat) && isFloat(c->dstFormat) && |
| isBE(c->srcFormat) != isBE(c->dstFormat)) { /* swap float plane */ |
| for (i = 0; i < height; i++) { |
| for (j = 0; j < length; j++) |
| ((uint32_t *) dstPtr)[j] = av_bswap32(((const uint32_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]); |
| } else { |
| 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]; |
| } |
| } |
| } |
| } |
| 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 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))); |
| |
| /* yv12_to_nv12 */ |
| if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) && |
| (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21)) { |
| c->swscale = planarToNv12Wrapper; |
| } |
| /* yv24_to_nv24 */ |
| if ((srcFormat == AV_PIX_FMT_YUV444P || srcFormat == AV_PIX_FMT_YUVA444P) && |
| (dstFormat == AV_PIX_FMT_NV24 || dstFormat == AV_PIX_FMT_NV42)) { |
| c->swscale = planarToNv24Wrapper; |
| } |
| /* nv12_to_yv12 */ |
| if (dstFormat == AV_PIX_FMT_YUV420P && |
| (srcFormat == AV_PIX_FMT_NV12 || srcFormat == AV_PIX_FMT_NV21)) { |
| c->swscale = nv12ToPlanarWrapper; |
| } |
| /* nv24_to_yv24 */ |
| if (dstFormat == AV_PIX_FMT_YUV444P && |
| (srcFormat == AV_PIX_FMT_NV24 || srcFormat == AV_PIX_FMT_NV42)) { |
| c->swscale = nv24ToPlanarWrapper; |
| } |
| /* yuv2bgr */ |
| if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUV422P || |
| srcFormat == AV_PIX_FMT_YUVA420P) && isAnyRGB(dstFormat) && |
| !(flags & SWS_ACCURATE_RND) && (c->dither == SWS_DITHER_BAYER || c->dither == SWS_DITHER_AUTO) && !(dstH & 1)) { |
| c->swscale = ff_yuv2rgb_get_func_ptr(c); |
| } |
| /* yuv420p1x_to_p01x */ |
| if ((srcFormat == AV_PIX_FMT_YUV420P10 || srcFormat == AV_PIX_FMT_YUVA420P10 || |
| srcFormat == AV_PIX_FMT_YUV420P12 || |
| srcFormat == AV_PIX_FMT_YUV420P14 || |
| srcFormat == AV_PIX_FMT_YUV420P16 || srcFormat == AV_PIX_FMT_YUVA420P16) && |
| (dstFormat == AV_PIX_FMT_P010 || dstFormat == AV_PIX_FMT_P016)) { |
| c->swscale = planarToP01xWrapper; |
| } |
| /* yuv420p_to_p01xle */ |
| if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) && |
| (dstFormat == AV_PIX_FMT_P010LE || dstFormat == AV_PIX_FMT_P016LE)) { |
| c->swscale = planar8ToP01xleWrapper; |
| } |
| |
| if (srcFormat == AV_PIX_FMT_YUV410P && !(dstH & 3) && |
| (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) && |
| !(flags & SWS_BITEXACT)) { |
| c->swscale = yvu9ToYv12Wrapper; |
| } |
| |
| /* bgr24toYV12 */ |
| 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) && findRgbConvFn(c) |
| && (!needsDither || (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)))) |
| 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 (srcFormat == AV_PIX_FMT_GBRAP && isByteRGB(dstFormat)) |
| c->swscale = planarRgbaToRgbWrapper; |
| |
| if ((srcFormat == AV_PIX_FMT_RGB48LE || srcFormat == AV_PIX_FMT_RGB48BE || |
| srcFormat == AV_PIX_FMT_BGR48LE || srcFormat == AV_PIX_FMT_BGR48BE || |
| srcFormat == AV_PIX_FMT_RGBA64LE || srcFormat == AV_PIX_FMT_RGBA64BE || |
| srcFormat == AV_PIX_FMT_BGRA64LE || srcFormat == AV_PIX_FMT_BGRA64BE) && |
| (dstFormat == AV_PIX_FMT_GBRP9LE || dstFormat == AV_PIX_FMT_GBRP9BE || |
| dstFormat == AV_PIX_FMT_GBRP10LE || dstFormat == AV_PIX_FMT_GBRP10BE || |
| dstFormat == AV_PIX_FMT_GBRP12LE || dstFormat == AV_PIX_FMT_GBRP12BE || |
| dstFormat == AV_PIX_FMT_GBRP14LE || dstFormat == AV_PIX_FMT_GBRP14BE || |
| dstFormat == AV_PIX_FMT_GBRP16LE || dstFormat == AV_PIX_FMT_GBRP16BE || |
| dstFormat == AV_PIX_FMT_GBRAP10LE || dstFormat == AV_PIX_FMT_GBRAP10BE || |
| dstFormat == AV_PIX_FMT_GBRAP12LE || dstFormat == AV_PIX_FMT_GBRAP12BE || |
| dstFormat == AV_PIX_FMT_GBRAP16LE || dstFormat == AV_PIX_FMT_GBRAP16BE )) |
| c->swscale = Rgb16ToPlanarRgb16Wrapper; |
| |
| if ((srcFormat == AV_PIX_FMT_GBRP9LE || srcFormat == AV_PIX_FMT_GBRP9BE || |
| srcFormat == AV_PIX_FMT_GBRP16LE || srcFormat == AV_PIX_FMT_GBRP16BE || |
| srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE || |
| srcFormat == AV_PIX_FMT_GBRP12LE || srcFormat == AV_PIX_FMT_GBRP12BE || |
| srcFormat == AV_PIX_FMT_GBRP14LE || srcFormat == AV_PIX_FMT_GBRP14BE || |
| srcFormat == AV_PIX_FMT_GBRAP10LE || srcFormat == AV_PIX_FMT_GBRAP10BE || |
| srcFormat == AV_PIX_FMT_GBRAP12LE || srcFormat == AV_PIX_FMT_GBRAP12BE || |
| srcFormat == AV_PIX_FMT_GBRAP16LE || srcFormat == AV_PIX_FMT_GBRAP16BE) && |
| (dstFormat == AV_PIX_FMT_RGB48LE || dstFormat == AV_PIX_FMT_RGB48BE || |
| dstFormat == AV_PIX_FMT_BGR48LE || dstFormat == AV_PIX_FMT_BGR48BE || |
| dstFormat == AV_PIX_FMT_RGBA64LE || dstFormat == AV_PIX_FMT_RGBA64BE || |
| dstFormat == AV_PIX_FMT_BGRA64LE || dstFormat == AV_PIX_FMT_BGRA64BE)) |
| c->swscale = planarRgb16ToRgb16Wrapper; |
| |
| if (av_pix_fmt_desc_get(srcFormat)->comp[0].depth == 8 && |
| isPackedRGB(srcFormat) && dstFormat == AV_PIX_FMT_GBRP) |
| c->swscale = rgbToPlanarRgbWrapper; |
| |
| if (isBayer(srcFormat)) { |
| if (dstFormat == AV_PIX_FMT_RGB24) |
| c->swscale = bayer_to_rgb24_wrapper; |
| else if (dstFormat == AV_PIX_FMT_RGB48) |
| c->swscale = bayer_to_rgb48_wrapper; |
| else if (dstFormat == AV_PIX_FMT_YUV420P) |
| c->swscale = bayer_to_yv12_wrapper; |
| else if (!isBayer(dstFormat)) { |
| av_log(c, AV_LOG_ERROR, "unsupported bayer conversion\n"); |
| av_assert0(0); |
| } |
| } |
| |
| /* bswap 16 bits per pixel/component packed formats */ |
| if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_BGGR16) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_RGGB16) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GBRG16) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GRBG16) || |
| 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_GRAY9) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY10) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY12) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY14) || |
| 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_AYUV64) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP9) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP10) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP12) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP14) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP16) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP10) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP12) || |
| 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) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P9) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P10) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P12) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P14) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P16) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P9) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P10) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P12) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P14) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P16) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV440P10) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV440P12) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P9) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P10) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P12) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P14) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P16)) |
| c->swscale = bswap_16bpc; |
| |
| /* bswap 32 bits per pixel/component formats */ |
| if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRPF32) || |
| IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAPF32)) |
| c->swscale = bswap_32bpc; |
| |
| if (usePal(srcFormat) && isByteRGB(dstFormat)) |
| 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; |
| } |
| |
| /* uint Y to float Y */ |
| if (srcFormat == AV_PIX_FMT_GRAY8 && dstFormat == AV_PIX_FMT_GRAYF32){ |
| c->swscale = uint_y_to_float_y_wrapper; |
| } |
| |
| /* float Y to uint Y */ |
| if (srcFormat == AV_PIX_FMT_GRAYF32 && dstFormat == AV_PIX_FMT_GRAY8){ |
| c->swscale = float_y_to_uint_y_wrapper; |
| } |
| |
| /* LQ converters if -sws 0 or -sws 4*/ |
| if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)) { |
| /* yv12_to_yuy2 */ |
| 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 == 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; |
| |
| #define isPlanarGray(x) (isGray(x) && (x) != AV_PIX_FMT_YA8 && (x |
