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Diffstat (limited to 'src/main/jni/libyuv/source/format_conversion.cc')
-rw-r--r-- | src/main/jni/libyuv/source/format_conversion.cc | 554 |
1 files changed, 0 insertions, 554 deletions
diff --git a/src/main/jni/libyuv/source/format_conversion.cc b/src/main/jni/libyuv/source/format_conversion.cc deleted file mode 100644 index 3c1737153..000000000 --- a/src/main/jni/libyuv/source/format_conversion.cc +++ /dev/null @@ -1,554 +0,0 @@ -/* - * Copyright 2011 The LibYuv Project Authors. All rights reserved. - * - * Use of this source code is governed by a BSD-style license - * that can be found in the LICENSE file in the root of the source - * tree. An additional intellectual property rights grant can be found - * in the file PATENTS. All contributing project authors may - * be found in the AUTHORS file in the root of the source tree. - */ - -#include "libyuv/format_conversion.h" - -#include "libyuv/basic_types.h" -#include "libyuv/cpu_id.h" -#include "libyuv/video_common.h" -#include "libyuv/row.h" - -#ifdef __cplusplus -namespace libyuv { -extern "C" { -#endif - -// generate a selector mask useful for pshufb -static uint32 GenerateSelector(int select0, int select1) { - return (uint32)(select0) | - (uint32)((select1 + 4) << 8) | - (uint32)((select0 + 8) << 16) | - (uint32)((select1 + 12) << 24); -} - -static int MakeSelectors(const int blue_index, - const int green_index, - const int red_index, - uint32 dst_fourcc_bayer, - uint32* index_map) { - // Now build a lookup table containing the indices for the four pixels in each - // 2x2 Bayer grid. - switch (dst_fourcc_bayer) { - case FOURCC_BGGR: - index_map[0] = GenerateSelector(blue_index, green_index); - index_map[1] = GenerateSelector(green_index, red_index); - break; - case FOURCC_GBRG: - index_map[0] = GenerateSelector(green_index, blue_index); - index_map[1] = GenerateSelector(red_index, green_index); - break; - case FOURCC_RGGB: - index_map[0] = GenerateSelector(red_index, green_index); - index_map[1] = GenerateSelector(green_index, blue_index); - break; - case FOURCC_GRBG: - index_map[0] = GenerateSelector(green_index, red_index); - index_map[1] = GenerateSelector(blue_index, green_index); - break; - default: - return -1; // Bad FourCC - } - return 0; -} - -// Converts 32 bit ARGB to Bayer RGB formats. -LIBYUV_API -int ARGBToBayer(const uint8* src_argb, int src_stride_argb, - uint8* dst_bayer, int dst_stride_bayer, - int width, int height, - uint32 dst_fourcc_bayer) { - int y; - const int blue_index = 0; // Offsets for ARGB format - const int green_index = 1; - const int red_index = 2; - uint32 index_map[2]; - void (*ARGBToBayerRow)(const uint8* src_argb, uint8* dst_bayer, - uint32 selector, int pix) = ARGBToBayerRow_C; - if (height < 0) { - height = -height; - src_argb = src_argb + (height - 1) * src_stride_argb; - src_stride_argb = -src_stride_argb; - } -#if defined(HAS_ARGBTOBAYERROW_SSSE3) - if (TestCpuFlag(kCpuHasSSSE3) && width >= 8 && - IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { - ARGBToBayerRow = ARGBToBayerRow_Any_SSSE3; - if (IS_ALIGNED(width, 8)) { - ARGBToBayerRow = ARGBToBayerRow_SSSE3; - } - } -#elif defined(HAS_ARGBTOBAYERROW_NEON) - if (TestCpuFlag(kCpuHasNEON) && width >= 8) { - ARGBToBayerRow = ARGBToBayerRow_Any_NEON; - if (IS_ALIGNED(width, 8)) { - ARGBToBayerRow = ARGBToBayerRow_NEON; - } - } -#endif - if (MakeSelectors(blue_index, green_index, red_index, - dst_fourcc_bayer, index_map)) { - return -1; // Bad FourCC - } - - for (y = 0; y < height; ++y) { - ARGBToBayerRow(src_argb, dst_bayer, index_map[y & 1], width); - src_argb += src_stride_argb; - dst_bayer += dst_stride_bayer; - } - return 0; -} - -#define AVG(a, b) (((a) + (b)) >> 1) - -static void BayerRowBG(const uint8* src_bayer0, int src_stride_bayer, - uint8* dst_argb, int pix) { - const uint8* src_bayer1 = src_bayer0 + src_stride_bayer; - uint8 g = src_bayer0[1]; - uint8 r = src_bayer1[1]; - int x; - for (x = 0; x < pix - 2; x += 2) { - dst_argb[0] = src_bayer0[0]; - dst_argb[1] = AVG(g, src_bayer0[1]); - dst_argb[2] = AVG(r, src_bayer1[1]); - dst_argb[3] = 255U; - dst_argb[4] = AVG(src_bayer0[0], src_bayer0[2]); - dst_argb[5] = src_bayer0[1]; - dst_argb[6] = src_bayer1[1]; - dst_argb[7] = 255U; - g = src_bayer0[1]; - r = src_bayer1[1]; - src_bayer0 += 2; - src_bayer1 += 2; - dst_argb += 8; - } - dst_argb[0] = src_bayer0[0]; - dst_argb[1] = AVG(g, src_bayer0[1]); - dst_argb[2] = AVG(r, src_bayer1[1]); - dst_argb[3] = 255U; - if (!(pix & 1)) { - dst_argb[4] = src_bayer0[0]; - dst_argb[5] = src_bayer0[1]; - dst_argb[6] = src_bayer1[1]; - dst_argb[7] = 255U; - } -} - -static void BayerRowRG(const uint8* src_bayer0, int src_stride_bayer, - uint8* dst_argb, int pix) { - const uint8* src_bayer1 = src_bayer0 + src_stride_bayer; - uint8 g = src_bayer0[1]; - uint8 b = src_bayer1[1]; - int x; - for (x = 0; x < pix - 2; x += 2) { - dst_argb[0] = AVG(b, src_bayer1[1]); - dst_argb[1] = AVG(g, src_bayer0[1]); - dst_argb[2] = src_bayer0[0]; - dst_argb[3] = 255U; - dst_argb[4] = src_bayer1[1]; - dst_argb[5] = src_bayer0[1]; - dst_argb[6] = AVG(src_bayer0[0], src_bayer0[2]); - dst_argb[7] = 255U; - g = src_bayer0[1]; - b = src_bayer1[1]; - src_bayer0 += 2; - src_bayer1 += 2; - dst_argb += 8; - } - dst_argb[0] = AVG(b, src_bayer1[1]); - dst_argb[1] = AVG(g, src_bayer0[1]); - dst_argb[2] = src_bayer0[0]; - dst_argb[3] = 255U; - if (!(pix & 1)) { - dst_argb[4] = src_bayer1[1]; - dst_argb[5] = src_bayer0[1]; - dst_argb[6] = src_bayer0[0]; - dst_argb[7] = 255U; - } -} - -static void BayerRowGB(const uint8* src_bayer0, int src_stride_bayer, - uint8* dst_argb, int pix) { - const uint8* src_bayer1 = src_bayer0 + src_stride_bayer; - uint8 b = src_bayer0[1]; - int x; - for (x = 0; x < pix - 2; x += 2) { - dst_argb[0] = AVG(b, src_bayer0[1]); - dst_argb[1] = src_bayer0[0]; - dst_argb[2] = src_bayer1[0]; - dst_argb[3] = 255U; - dst_argb[4] = src_bayer0[1]; - dst_argb[5] = AVG(src_bayer0[0], src_bayer0[2]); - dst_argb[6] = AVG(src_bayer1[0], src_bayer1[2]); - dst_argb[7] = 255U; - b = src_bayer0[1]; - src_bayer0 += 2; - src_bayer1 += 2; - dst_argb += 8; - } - dst_argb[0] = AVG(b, src_bayer0[1]); - dst_argb[1] = src_bayer0[0]; - dst_argb[2] = src_bayer1[0]; - dst_argb[3] = 255U; - if (!(pix & 1)) { - dst_argb[4] = src_bayer0[1]; - dst_argb[5] = src_bayer0[0]; - dst_argb[6] = src_bayer1[0]; - dst_argb[7] = 255U; - } -} - -static void BayerRowGR(const uint8* src_bayer0, int src_stride_bayer, - uint8* dst_argb, int pix) { - const uint8* src_bayer1 = src_bayer0 + src_stride_bayer; - uint8 r = src_bayer0[1]; - int x; - for (x = 0; x < pix - 2; x += 2) { - dst_argb[0] = src_bayer1[0]; - dst_argb[1] = src_bayer0[0]; - dst_argb[2] = AVG(r, src_bayer0[1]); - dst_argb[3] = 255U; - dst_argb[4] = AVG(src_bayer1[0], src_bayer1[2]); - dst_argb[5] = AVG(src_bayer0[0], src_bayer0[2]); - dst_argb[6] = src_bayer0[1]; - dst_argb[7] = 255U; - r = src_bayer0[1]; - src_bayer0 += 2; - src_bayer1 += 2; - dst_argb += 8; - } - dst_argb[0] = src_bayer1[0]; - dst_argb[1] = src_bayer0[0]; - dst_argb[2] = AVG(r, src_bayer0[1]); - dst_argb[3] = 255U; - if (!(pix & 1)) { - dst_argb[4] = src_bayer1[0]; - dst_argb[5] = src_bayer0[0]; - dst_argb[6] = src_bayer0[1]; - dst_argb[7] = 255U; - } -} - -// Converts any Bayer RGB format to ARGB. -LIBYUV_API -int BayerToARGB(const uint8* src_bayer, int src_stride_bayer, - uint8* dst_argb, int dst_stride_argb, - int width, int height, - uint32 src_fourcc_bayer) { - int y; - void (*BayerRow0)(const uint8* src_bayer, int src_stride_bayer, - uint8* dst_argb, int pix); - void (*BayerRow1)(const uint8* src_bayer, int src_stride_bayer, - uint8* dst_argb, int pix); - if (height < 0) { - height = -height; - dst_argb = dst_argb + (height - 1) * dst_stride_argb; - dst_stride_argb = -dst_stride_argb; - } - switch (src_fourcc_bayer) { - case FOURCC_BGGR: - BayerRow0 = BayerRowBG; - BayerRow1 = BayerRowGR; - break; - case FOURCC_GBRG: - BayerRow0 = BayerRowGB; - BayerRow1 = BayerRowRG; - break; - case FOURCC_GRBG: - BayerRow0 = BayerRowGR; - BayerRow1 = BayerRowBG; - break; - case FOURCC_RGGB: - BayerRow0 = BayerRowRG; - BayerRow1 = BayerRowGB; - break; - default: - return -1; // Bad FourCC - } - - for (y = 0; y < height - 1; y += 2) { - BayerRow0(src_bayer, src_stride_bayer, dst_argb, width); - BayerRow1(src_bayer + src_stride_bayer, -src_stride_bayer, - dst_argb + dst_stride_argb, width); - src_bayer += src_stride_bayer * 2; - dst_argb += dst_stride_argb * 2; - } - if (height & 1) { - BayerRow0(src_bayer, src_stride_bayer, dst_argb, width); - } - return 0; -} - -// Converts any Bayer RGB format to ARGB. -LIBYUV_API -int BayerToI420(const uint8* src_bayer, int src_stride_bayer, - uint8* dst_y, int dst_stride_y, - uint8* dst_u, int dst_stride_u, - uint8* dst_v, int dst_stride_v, - int width, int height, - uint32 src_fourcc_bayer) { - void (*BayerRow0)(const uint8* src_bayer, int src_stride_bayer, - uint8* dst_argb, int pix); - void (*BayerRow1)(const uint8* src_bayer, int src_stride_bayer, - uint8* dst_argb, int pix); - - void (*ARGBToUVRow)(const uint8* src_argb0, int src_stride_argb, - uint8* dst_u, uint8* dst_v, int width) = ARGBToUVRow_C; - void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = - ARGBToYRow_C; - // Negative height means invert the image. - if (height < 0) { - int halfheight; - height = -height; - halfheight = (height + 1) >> 1; - dst_y = dst_y + (height - 1) * dst_stride_y; - dst_u = dst_u + (halfheight - 1) * dst_stride_u; - dst_v = dst_v + (halfheight - 1) * dst_stride_v; - dst_stride_y = -dst_stride_y; - dst_stride_u = -dst_stride_u; - dst_stride_v = -dst_stride_v; - } -#if defined(HAS_ARGBTOYROW_SSSE3) && defined(HAS_ARGBTOUVROW_SSSE3) - if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { - ARGBToUVRow = ARGBToUVRow_Any_SSSE3; - ARGBToYRow = ARGBToYRow_Any_SSSE3; - if (IS_ALIGNED(width, 16)) { - ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; - ARGBToUVRow = ARGBToUVRow_SSSE3; - if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) { - ARGBToYRow = ARGBToYRow_SSSE3; - } - } - } -#elif defined(HAS_ARGBTOYROW_NEON) - if (TestCpuFlag(kCpuHasNEON) && width >= 8) { - ARGBToYRow = ARGBToYRow_Any_NEON; - if (IS_ALIGNED(width, 8)) { - ARGBToYRow = ARGBToYRow_NEON; - } - } -#endif -#if defined(HAS_ARGBTOUVROW_NEON) - if (TestCpuFlag(kCpuHasNEON) && width >= 16) { - ARGBToUVRow = ARGBToUVRow_Any_NEON; - if (IS_ALIGNED(width, 16)) { - ARGBToUVRow = ARGBToUVRow_NEON; - } - } -#endif - - switch (src_fourcc_bayer) { - case FOURCC_BGGR: - BayerRow0 = BayerRowBG; - BayerRow1 = BayerRowGR; - break; - case FOURCC_GBRG: - BayerRow0 = BayerRowGB; - BayerRow1 = BayerRowRG; - break; - case FOURCC_GRBG: - BayerRow0 = BayerRowGR; - BayerRow1 = BayerRowBG; - break; - case FOURCC_RGGB: - BayerRow0 = BayerRowRG; - BayerRow1 = BayerRowGB; - break; - default: - return -1; // Bad FourCC - } - - { - // Allocate 2 rows of ARGB. - const int kRowSize = (width * 4 + 15) & ~15; - align_buffer_64(row, kRowSize * 2); - int y; - for (y = 0; y < height - 1; y += 2) { - BayerRow0(src_bayer, src_stride_bayer, row, width); - BayerRow1(src_bayer + src_stride_bayer, -src_stride_bayer, - row + kRowSize, width); - ARGBToUVRow(row, kRowSize, dst_u, dst_v, width); - ARGBToYRow(row, dst_y, width); - ARGBToYRow(row + kRowSize, dst_y + dst_stride_y, width); - src_bayer += src_stride_bayer * 2; - dst_y += dst_stride_y * 2; - dst_u += dst_stride_u; - dst_v += dst_stride_v; - } - if (height & 1) { - BayerRow0(src_bayer, src_stride_bayer, row, width); - ARGBToUVRow(row, 0, dst_u, dst_v, width); - ARGBToYRow(row, dst_y, width); - } - free_aligned_buffer_64(row); - } - return 0; -} - -// Convert I420 to Bayer. -LIBYUV_API -int I420ToBayer(const uint8* src_y, int src_stride_y, - const uint8* src_u, int src_stride_u, - const uint8* src_v, int src_stride_v, - uint8* dst_bayer, int dst_stride_bayer, - int width, int height, - uint32 dst_fourcc_bayer) { - void (*I422ToARGBRow)(const uint8* y_buf, - const uint8* u_buf, - const uint8* v_buf, - uint8* rgb_buf, - int width) = I422ToARGBRow_C; - void (*ARGBToBayerRow)(const uint8* src_argb, uint8* dst_bayer, - uint32 selector, int pix) = ARGBToBayerRow_C; - const int blue_index = 0; // Offsets for ARGB format - const int green_index = 1; - const int red_index = 2; - uint32 index_map[2]; - // Negative height means invert the image. - if (height < 0) { - int halfheight; - height = -height; - halfheight = (height + 1) >> 1; - src_y = src_y + (height - 1) * src_stride_y; - src_u = src_u + (halfheight - 1) * src_stride_u; - src_v = src_v + (halfheight - 1) * src_stride_v; - src_stride_y = -src_stride_y; - src_stride_u = -src_stride_u; - src_stride_v = -src_stride_v; - } -#if defined(HAS_I422TOARGBROW_SSSE3) - if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) { - I422ToARGBRow = I422ToARGBRow_Any_SSSE3; - if (IS_ALIGNED(width, 8)) { - I422ToARGBRow = I422ToARGBRow_SSSE3; - } - } -#endif -#if defined(HAS_I422TOARGBROW_AVX2) - if (TestCpuFlag(kCpuHasAVX2) && width >= 16) { - I422ToARGBRow = I422ToARGBRow_Any_AVX2; - if (IS_ALIGNED(width, 16)) { - I422ToARGBRow = I422ToARGBRow_AVX2; - } - } -#endif -#if defined(HAS_I422TOARGBROW_NEON) - if (TestCpuFlag(kCpuHasNEON) && width >= 8) { - I422ToARGBRow = I422ToARGBRow_Any_NEON; - if (IS_ALIGNED(width, 8)) { - I422ToARGBRow = I422ToARGBRow_NEON; - } - } -#endif -#if defined(HAS_I422TOARGBROW_MIPS_DSPR2) - if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(width, 4) && - IS_ALIGNED(src_y, 4) && IS_ALIGNED(src_stride_y, 4) && - IS_ALIGNED(src_u, 2) && IS_ALIGNED(src_stride_u, 2) && - IS_ALIGNED(src_v, 2) && IS_ALIGNED(src_stride_v, 2)) { - I422ToARGBRow = I422ToARGBRow_MIPS_DSPR2; - } -#endif - -#if defined(HAS_ARGBTOBAYERROW_SSSE3) - if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) { - ARGBToBayerRow = ARGBToBayerRow_Any_SSSE3; - if (IS_ALIGNED(width, 8)) { - ARGBToBayerRow = ARGBToBayerRow_SSSE3; - } - } -#elif defined(HAS_ARGBTOBAYERROW_NEON) - if (TestCpuFlag(kCpuHasNEON) && width >= 8) { - ARGBToBayerRow = ARGBToBayerRow_Any_NEON; - if (IS_ALIGNED(width, 8)) { - ARGBToBayerRow = ARGBToBayerRow_NEON; - } - } -#endif - - if (MakeSelectors(blue_index, green_index, red_index, - dst_fourcc_bayer, index_map)) { - return -1; // Bad FourCC - } - { - // Allocate a row of ARGB. - align_buffer_64(row, width * 4); - int y; - for (y = 0; y < height; ++y) { - I422ToARGBRow(src_y, src_u, src_v, row, width); - ARGBToBayerRow(row, dst_bayer, index_map[y & 1], width); - dst_bayer += dst_stride_bayer; - src_y += src_stride_y; - if (y & 1) { - src_u += src_stride_u; - src_v += src_stride_v; - } - } - free_aligned_buffer_64(row); - } - return 0; -} - -#define MAKEBAYERFOURCC(BAYER) \ -LIBYUV_API \ -int Bayer##BAYER##ToI420(const uint8* src_bayer, int src_stride_bayer, \ - uint8* dst_y, int dst_stride_y, \ - uint8* dst_u, int dst_stride_u, \ - uint8* dst_v, int dst_stride_v, \ - int width, int height) { \ - return BayerToI420(src_bayer, src_stride_bayer, \ - dst_y, dst_stride_y, \ - dst_u, dst_stride_u, \ - dst_v, dst_stride_v, \ - width, height, \ - FOURCC_##BAYER); \ -} \ - \ -LIBYUV_API \ -int I420ToBayer##BAYER(const uint8* src_y, int src_stride_y, \ - const uint8* src_u, int src_stride_u, \ - const uint8* src_v, int src_stride_v, \ - uint8* dst_bayer, int dst_stride_bayer, \ - int width, int height) { \ - return I420ToBayer(src_y, src_stride_y, \ - src_u, src_stride_u, \ - src_v, src_stride_v, \ - dst_bayer, dst_stride_bayer, \ - width, height, \ - FOURCC_##BAYER); \ -} \ - \ -LIBYUV_API \ -int ARGBToBayer##BAYER(const uint8* src_argb, int src_stride_argb, \ - uint8* dst_bayer, int dst_stride_bayer, \ - int width, int height) { \ - return ARGBToBayer(src_argb, src_stride_argb, \ - dst_bayer, dst_stride_bayer, \ - width, height, \ - FOURCC_##BAYER); \ -} \ - \ -LIBYUV_API \ -int Bayer##BAYER##ToARGB(const uint8* src_bayer, int src_stride_bayer, \ - uint8* dst_argb, int dst_stride_argb, \ - int width, int height) { \ - return BayerToARGB(src_bayer, src_stride_bayer, \ - dst_argb, dst_stride_argb, \ - width, height, \ - FOURCC_##BAYER); \ -} - -MAKEBAYERFOURCC(BGGR) -MAKEBAYERFOURCC(GBRG) -MAKEBAYERFOURCC(GRBG) -MAKEBAYERFOURCC(RGGB) - -#ifdef __cplusplus -} // extern "C" -} // namespace libyuv -#endif |