michael@0: /*
michael@0:  *  Copyright 2011 The LibYuv Project Authors. All rights reserved.
michael@0:  *
michael@0:  *  Use of this source code is governed by a BSD-style license
michael@0:  *  that can be found in the LICENSE file in the root of the source
michael@0:  *  tree. An additional intellectual property rights grant can be found
michael@0:  *  in the file PATENTS. All contributing project authors may
michael@0:  *  be found in the AUTHORS file in the root of the source tree.
michael@0:  */
michael@0: 
michael@0: #include "libyuv/convert_argb.h"
michael@0: 
michael@0: #include "libyuv/cpu_id.h"
michael@0: #include "libyuv/format_conversion.h"
michael@0: #ifdef HAVE_JPEG
michael@0: #include "libyuv/mjpeg_decoder.h"
michael@0: #endif
michael@0: #include "libyuv/rotate_argb.h"
michael@0: #include "libyuv/row.h"
michael@0: #include "libyuv/video_common.h"
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: namespace libyuv {
michael@0: extern "C" {
michael@0: #endif
michael@0: 
michael@0: // Copy ARGB with optional flipping
michael@0: LIBYUV_API
michael@0: int ARGBCopy(const uint8* src_argb, int src_stride_argb,
michael@0:              uint8* dst_argb, int dst_stride_argb,
michael@0:              int width, int height) {
michael@0:   if (!src_argb || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_argb = src_argb + (height - 1) * src_stride_argb;
michael@0:     src_stride_argb = -src_stride_argb;
michael@0:   }
michael@0: 
michael@0:   CopyPlane(src_argb, src_stride_argb, dst_argb, dst_stride_argb,
michael@0:             width * 4, height);
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert I444 to ARGB.
michael@0: LIBYUV_API
michael@0: int I444ToARGB(const uint8* src_y, int src_stride_y,
michael@0:                const uint8* src_u, int src_stride_u,
michael@0:                const uint8* src_v, int src_stride_v,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_y || !src_u || !src_v ||
michael@0:       !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     dst_argb = dst_argb + (height - 1) * dst_stride_argb;
michael@0:     dst_stride_argb = -dst_stride_argb;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_y == width &&
michael@0:       src_stride_u == width &&
michael@0:       src_stride_v == width &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*I444ToARGBRow)(const uint8* y_buf,
michael@0:                         const uint8* u_buf,
michael@0:                         const uint8* v_buf,
michael@0:                         uint8* rgb_buf,
michael@0:                         int width) = I444ToARGBRow_C;
michael@0: #if defined(HAS_I444TOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
michael@0:     I444ToARGBRow = I444ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I444ToARGBRow = I444ToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         I444ToARGBRow = I444ToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_I444TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     I444ToARGBRow = I444ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I444ToARGBRow = I444ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     I444ToARGBRow(src_y, src_u, src_v, dst_argb, width);
michael@0:     dst_argb += dst_stride_argb;
michael@0:     src_y += src_stride_y;
michael@0:     src_u += src_stride_u;
michael@0:     src_v += src_stride_v;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert I422 to ARGB.
michael@0: LIBYUV_API
michael@0: int I422ToARGB(const uint8* src_y, int src_stride_y,
michael@0:                const uint8* src_u, int src_stride_u,
michael@0:                const uint8* src_v, int src_stride_v,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_y || !src_u || !src_v ||
michael@0:       !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     dst_argb = dst_argb + (height - 1) * dst_stride_argb;
michael@0:     dst_stride_argb = -dst_stride_argb;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_y == width &&
michael@0:       src_stride_u * 2 == width &&
michael@0:       src_stride_v * 2 == width &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*I422ToARGBRow)(const uint8* y_buf,
michael@0:                         const uint8* u_buf,
michael@0:                         const uint8* v_buf,
michael@0:                         uint8* rgb_buf,
michael@0:                         int width) = I422ToARGBRow_C;
michael@0: #if defined(HAS_I422TOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
michael@0:     I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I422ToARGBRow = I422ToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         I422ToARGBRow = I422ToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: #if defined(HAS_I422TOARGBROW_AVX2)
michael@0:   if (TestCpuFlag(kCpuHasAVX2) && width >= 16) {
michael@0:     I422ToARGBRow = I422ToARGBRow_Any_AVX2;
michael@0:     if (IS_ALIGNED(width, 16)) {
michael@0:       I422ToARGBRow = I422ToARGBRow_AVX2;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: #if defined(HAS_I422TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     I422ToARGBRow = I422ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I422ToARGBRow = I422ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: #if defined(HAS_I422TOARGBROW_MIPS_DSPR2)
michael@0:   if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(width, 4) &&
michael@0:       IS_ALIGNED(src_y, 4) && IS_ALIGNED(src_stride_y, 4) &&
michael@0:       IS_ALIGNED(src_u, 2) && IS_ALIGNED(src_stride_u, 2) &&
michael@0:       IS_ALIGNED(src_v, 2) && IS_ALIGNED(src_stride_v, 2) &&
michael@0:       IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride_argb, 4)) {
michael@0:     I422ToARGBRow = I422ToARGBRow_MIPS_DSPR2;
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     I422ToARGBRow(src_y, src_u, src_v, dst_argb, width);
michael@0:     dst_argb += dst_stride_argb;
michael@0:     src_y += src_stride_y;
michael@0:     src_u += src_stride_u;
michael@0:     src_v += src_stride_v;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert I411 to ARGB.
michael@0: LIBYUV_API
michael@0: int I411ToARGB(const uint8* src_y, int src_stride_y,
michael@0:                const uint8* src_u, int src_stride_u,
michael@0:                const uint8* src_v, int src_stride_v,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_y || !src_u || !src_v ||
michael@0:       !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     dst_argb = dst_argb + (height - 1) * dst_stride_argb;
michael@0:     dst_stride_argb = -dst_stride_argb;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_y == width &&
michael@0:       src_stride_u * 4 == width &&
michael@0:       src_stride_v * 4 == width &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*I411ToARGBRow)(const uint8* y_buf,
michael@0:                         const uint8* u_buf,
michael@0:                         const uint8* v_buf,
michael@0:                         uint8* rgb_buf,
michael@0:                         int width) = I411ToARGBRow_C;
michael@0: #if defined(HAS_I411TOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
michael@0:     I411ToARGBRow = I411ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I411ToARGBRow = I411ToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         I411ToARGBRow = I411ToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_I411TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     I411ToARGBRow = I411ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I411ToARGBRow = I411ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     I411ToARGBRow(src_y, src_u, src_v, dst_argb, width);
michael@0:     dst_argb += dst_stride_argb;
michael@0:     src_y += src_stride_y;
michael@0:     src_u += src_stride_u;
michael@0:     src_v += src_stride_v;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert I400 to ARGB.
michael@0: LIBYUV_API
michael@0: int I400ToARGB_Reference(const uint8* src_y, int src_stride_y,
michael@0:                          uint8* dst_argb, int dst_stride_argb,
michael@0:                          int width, int height) {
michael@0:   if (!src_y || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     dst_argb = dst_argb + (height - 1) * dst_stride_argb;
michael@0:     dst_stride_argb = -dst_stride_argb;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_y == width &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_y = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*YToARGBRow)(const uint8* y_buf,
michael@0:                      uint8* rgb_buf,
michael@0:                      int width) = YToARGBRow_C;
michael@0: #if defined(HAS_YTOARGBROW_SSE2)
michael@0:   if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
michael@0:       IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:     YToARGBRow = YToARGBRow_Any_SSE2;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       YToARGBRow = YToARGBRow_SSE2;
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_YTOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     YToARGBRow = YToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       YToARGBRow = YToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     YToARGBRow(src_y, dst_argb, width);
michael@0:     dst_argb += dst_stride_argb;
michael@0:     src_y += src_stride_y;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert I400 to ARGB.
michael@0: LIBYUV_API
michael@0: int I400ToARGB(const uint8* src_y, int src_stride_y,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_y || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_y = src_y + (height - 1) * src_stride_y;
michael@0:     src_stride_y = -src_stride_y;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_y == width &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_y = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*I400ToARGBRow)(const uint8* src_y, uint8* dst_argb, int pix) =
michael@0:       I400ToARGBRow_C;
michael@0: #if defined(HAS_I400TOARGBROW_SSE2)
michael@0:   if (TestCpuFlag(kCpuHasSSE2) && width >= 8) {
michael@0:     I400ToARGBRow = I400ToARGBRow_Any_SSE2;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I400ToARGBRow = I400ToARGBRow_Unaligned_SSE2;
michael@0:       if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         I400ToARGBRow = I400ToARGBRow_SSE2;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_I400TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     I400ToARGBRow = I400ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       I400ToARGBRow = I400ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     I400ToARGBRow(src_y, dst_argb, width);
michael@0:     src_y += src_stride_y;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Shuffle table for converting BGRA to ARGB.
michael@0: static uvec8 kShuffleMaskBGRAToARGB = {
michael@0:   3u, 2u, 1u, 0u, 7u, 6u, 5u, 4u, 11u, 10u, 9u, 8u, 15u, 14u, 13u, 12u
michael@0: };
michael@0: 
michael@0: // Shuffle table for converting ABGR to ARGB.
michael@0: static uvec8 kShuffleMaskABGRToARGB = {
michael@0:   2u, 1u, 0u, 3u, 6u, 5u, 4u, 7u, 10u, 9u, 8u, 11u, 14u, 13u, 12u, 15u
michael@0: };
michael@0: 
michael@0: // Shuffle table for converting RGBA to ARGB.
michael@0: static uvec8 kShuffleMaskRGBAToARGB = {
michael@0:   1u, 2u, 3u, 0u, 5u, 6u, 7u, 4u, 9u, 10u, 11u, 8u, 13u, 14u, 15u, 12u
michael@0: };
michael@0: 
michael@0: // Convert BGRA to ARGB.
michael@0: LIBYUV_API
michael@0: int BGRAToARGB(const uint8* src_bgra, int src_stride_bgra,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   return ARGBShuffle(src_bgra, src_stride_bgra,
michael@0:                      dst_argb, dst_stride_argb,
michael@0:                      (const uint8*)(&kShuffleMaskBGRAToARGB),
michael@0:                      width, height);
michael@0: }
michael@0: 
michael@0: // Convert ABGR to ARGB.
michael@0: LIBYUV_API
michael@0: int ABGRToARGB(const uint8* src_abgr, int src_stride_abgr,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   return ARGBShuffle(src_abgr, src_stride_abgr,
michael@0:                      dst_argb, dst_stride_argb,
michael@0:                      (const uint8*)(&kShuffleMaskABGRToARGB),
michael@0:                      width, height);
michael@0: }
michael@0: 
michael@0: // Convert RGBA to ARGB.
michael@0: LIBYUV_API
michael@0: int RGBAToARGB(const uint8* src_rgba, int src_stride_rgba,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   return ARGBShuffle(src_rgba, src_stride_rgba,
michael@0:                      dst_argb, dst_stride_argb,
michael@0:                      (const uint8*)(&kShuffleMaskRGBAToARGB),
michael@0:                      width, height);
michael@0: }
michael@0: 
michael@0: // Convert RGB24 to ARGB.
michael@0: LIBYUV_API
michael@0: int RGB24ToARGB(const uint8* src_rgb24, int src_stride_rgb24,
michael@0:                 uint8* dst_argb, int dst_stride_argb,
michael@0:                 int width, int height) {
michael@0:   if (!src_rgb24 || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_rgb24 = src_rgb24 + (height - 1) * src_stride_rgb24;
michael@0:     src_stride_rgb24 = -src_stride_rgb24;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_rgb24 == width * 3 &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_rgb24 = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*RGB24ToARGBRow)(const uint8* src_rgb, uint8* dst_argb, int pix) =
michael@0:       RGB24ToARGBRow_C;
michael@0: #if defined(HAS_RGB24TOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16 &&
michael@0:       IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:     RGB24ToARGBRow = RGB24ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 16)) {
michael@0:       RGB24ToARGBRow = RGB24ToARGBRow_SSSE3;
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_RGB24TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     RGB24ToARGBRow = RGB24ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       RGB24ToARGBRow = RGB24ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     RGB24ToARGBRow(src_rgb24, dst_argb, width);
michael@0:     src_rgb24 += src_stride_rgb24;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert RAW to ARGB.
michael@0: LIBYUV_API
michael@0: int RAWToARGB(const uint8* src_raw, int src_stride_raw,
michael@0:               uint8* dst_argb, int dst_stride_argb,
michael@0:               int width, int height) {
michael@0:   if (!src_raw || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_raw = src_raw + (height - 1) * src_stride_raw;
michael@0:     src_stride_raw = -src_stride_raw;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_raw == width * 3 &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_raw = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*RAWToARGBRow)(const uint8* src_rgb, uint8* dst_argb, int pix) =
michael@0:       RAWToARGBRow_C;
michael@0: #if defined(HAS_RAWTOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16 &&
michael@0:       IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:     RAWToARGBRow = RAWToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 16)) {
michael@0:       RAWToARGBRow = RAWToARGBRow_SSSE3;
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_RAWTOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     RAWToARGBRow = RAWToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       RAWToARGBRow = RAWToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     RAWToARGBRow(src_raw, dst_argb, width);
michael@0:     src_raw += src_stride_raw;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert RGB565 to ARGB.
michael@0: LIBYUV_API
michael@0: int RGB565ToARGB(const uint8* src_rgb565, int src_stride_rgb565,
michael@0:                  uint8* dst_argb, int dst_stride_argb,
michael@0:                  int width, int height) {
michael@0:   if (!src_rgb565 || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_rgb565 = src_rgb565 + (height - 1) * src_stride_rgb565;
michael@0:     src_stride_rgb565 = -src_stride_rgb565;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_rgb565 == width * 2 &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_rgb565 = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*RGB565ToARGBRow)(const uint8* src_rgb565, uint8* dst_argb, int pix) =
michael@0:       RGB565ToARGBRow_C;
michael@0: #if defined(HAS_RGB565TOARGBROW_SSE2)
michael@0:   if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
michael@0:       IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:     RGB565ToARGBRow = RGB565ToARGBRow_Any_SSE2;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       RGB565ToARGBRow = RGB565ToARGBRow_SSE2;
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_RGB565TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     RGB565ToARGBRow = RGB565ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       RGB565ToARGBRow = RGB565ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     RGB565ToARGBRow(src_rgb565, dst_argb, width);
michael@0:     src_rgb565 += src_stride_rgb565;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert ARGB1555 to ARGB.
michael@0: LIBYUV_API
michael@0: int ARGB1555ToARGB(const uint8* src_argb1555, int src_stride_argb1555,
michael@0:                    uint8* dst_argb, int dst_stride_argb,
michael@0:                    int width, int height) {
michael@0:   if (!src_argb1555 || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_argb1555 = src_argb1555 + (height - 1) * src_stride_argb1555;
michael@0:     src_stride_argb1555 = -src_stride_argb1555;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_argb1555 == width * 2 &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_argb1555 = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*ARGB1555ToARGBRow)(const uint8* src_argb1555, uint8* dst_argb,
michael@0:                             int pix) = ARGB1555ToARGBRow_C;
michael@0: #if defined(HAS_ARGB1555TOARGBROW_SSE2)
michael@0:   if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
michael@0:       IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:     ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_SSE2;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       ARGB1555ToARGBRow = ARGB1555ToARGBRow_SSE2;
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_ARGB1555TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       ARGB1555ToARGBRow = ARGB1555ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     ARGB1555ToARGBRow(src_argb1555, dst_argb, width);
michael@0:     src_argb1555 += src_stride_argb1555;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert ARGB4444 to ARGB.
michael@0: LIBYUV_API
michael@0: int ARGB4444ToARGB(const uint8* src_argb4444, int src_stride_argb4444,
michael@0:                    uint8* dst_argb, int dst_stride_argb,
michael@0:                    int width, int height) {
michael@0:   if (!src_argb4444 || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_argb4444 = src_argb4444 + (height - 1) * src_stride_argb4444;
michael@0:     src_stride_argb4444 = -src_stride_argb4444;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_argb4444 == width * 2 &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_argb4444 = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*ARGB4444ToARGBRow)(const uint8* src_argb4444, uint8* dst_argb,
michael@0:                             int pix) = ARGB4444ToARGBRow_C;
michael@0: #if defined(HAS_ARGB4444TOARGBROW_SSE2)
michael@0:   if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
michael@0:       IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:     ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_SSE2;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       ARGB4444ToARGBRow = ARGB4444ToARGBRow_SSE2;
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_ARGB4444TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       ARGB4444ToARGBRow = ARGB4444ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     ARGB4444ToARGBRow(src_argb4444, dst_argb, width);
michael@0:     src_argb4444 += src_stride_argb4444;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert NV12 to ARGB.
michael@0: LIBYUV_API
michael@0: int NV12ToARGB(const uint8* src_y, int src_stride_y,
michael@0:                const uint8* src_uv, int src_stride_uv,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_y || !src_uv || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     dst_argb = dst_argb + (height - 1) * dst_stride_argb;
michael@0:     dst_stride_argb = -dst_stride_argb;
michael@0:   }
michael@0:   void (*NV12ToARGBRow)(const uint8* y_buf,
michael@0:                         const uint8* uv_buf,
michael@0:                         uint8* rgb_buf,
michael@0:                         int width) = NV12ToARGBRow_C;
michael@0: #if defined(HAS_NV12TOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
michael@0:     NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       NV12ToARGBRow = NV12ToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         NV12ToARGBRow = NV12ToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_NV12TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     NV12ToARGBRow = NV12ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       NV12ToARGBRow = NV12ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     NV12ToARGBRow(src_y, src_uv, dst_argb, width);
michael@0:     dst_argb += dst_stride_argb;
michael@0:     src_y += src_stride_y;
michael@0:     if (y & 1) {
michael@0:       src_uv += src_stride_uv;
michael@0:     }
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert NV21 to ARGB.
michael@0: LIBYUV_API
michael@0: int NV21ToARGB(const uint8* src_y, int src_stride_y,
michael@0:                const uint8* src_uv, int src_stride_uv,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_y || !src_uv || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     dst_argb = dst_argb + (height - 1) * dst_stride_argb;
michael@0:     dst_stride_argb = -dst_stride_argb;
michael@0:   }
michael@0:   void (*NV21ToARGBRow)(const uint8* y_buf,
michael@0:                         const uint8* uv_buf,
michael@0:                         uint8* rgb_buf,
michael@0:                         int width) = NV21ToARGBRow_C;
michael@0: #if defined(HAS_NV21TOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
michael@0:     NV21ToARGBRow = NV21ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       NV21ToARGBRow = NV21ToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         NV21ToARGBRow = NV21ToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: #if defined(HAS_NV21TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     NV21ToARGBRow = NV21ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       NV21ToARGBRow = NV21ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     NV21ToARGBRow(src_y, src_uv, dst_argb, width);
michael@0:     dst_argb += dst_stride_argb;
michael@0:     src_y += src_stride_y;
michael@0:     if (y & 1) {
michael@0:       src_uv += src_stride_uv;
michael@0:     }
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert M420 to ARGB.
michael@0: LIBYUV_API
michael@0: int M420ToARGB(const uint8* src_m420, int src_stride_m420,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_m420 || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     dst_argb = dst_argb + (height - 1) * dst_stride_argb;
michael@0:     dst_stride_argb = -dst_stride_argb;
michael@0:   }
michael@0:   void (*NV12ToARGBRow)(const uint8* y_buf,
michael@0:                         const uint8* uv_buf,
michael@0:                         uint8* rgb_buf,
michael@0:                         int width) = NV12ToARGBRow_C;
michael@0: #if defined(HAS_NV12TOARGBROW_SSSE3)
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
michael@0:     NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       NV12ToARGBRow = NV12ToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         NV12ToARGBRow = NV12ToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_NV12TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     NV12ToARGBRow = NV12ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       NV12ToARGBRow = NV12ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0: 
michael@0:   for (int y = 0; y < height - 1; y += 2) {
michael@0:     NV12ToARGBRow(src_m420, src_m420 + src_stride_m420 * 2, dst_argb, width);
michael@0:     NV12ToARGBRow(src_m420 + src_stride_m420, src_m420 + src_stride_m420 * 2,
michael@0:                   dst_argb + dst_stride_argb, width);
michael@0:     dst_argb += dst_stride_argb * 2;
michael@0:     src_m420 += src_stride_m420 * 3;
michael@0:   }
michael@0:   if (height & 1) {
michael@0:     NV12ToARGBRow(src_m420, src_m420 + src_stride_m420 * 2, dst_argb, width);
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert YUY2 to ARGB.
michael@0: LIBYUV_API
michael@0: int YUY2ToARGB(const uint8* src_yuy2, int src_stride_yuy2,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_yuy2 || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_yuy2 = src_yuy2 + (height - 1) * src_stride_yuy2;
michael@0:     src_stride_yuy2 = -src_stride_yuy2;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_yuy2 == width * 2 &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_yuy2 = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*YUY2ToARGBRow)(const uint8* src_yuy2, uint8* dst_argb, int pix) =
michael@0:       YUY2ToARGBRow_C;
michael@0: #if defined(HAS_YUY2TOARGBROW_SSSE3)
michael@0:   // Posix is 16, Windows is 8.
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
michael@0:     YUY2ToARGBRow = YUY2ToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 16)) {
michael@0:       YUY2ToARGBRow = YUY2ToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(src_yuy2, 16) && IS_ALIGNED(src_stride_yuy2, 16) &&
michael@0:           IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         YUY2ToARGBRow = YUY2ToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_YUY2TOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     YUY2ToARGBRow = YUY2ToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       YUY2ToARGBRow = YUY2ToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     YUY2ToARGBRow(src_yuy2, dst_argb, width);
michael@0:     src_yuy2 += src_stride_yuy2;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: // Convert UYVY to ARGB.
michael@0: LIBYUV_API
michael@0: int UYVYToARGB(const uint8* src_uyvy, int src_stride_uyvy,
michael@0:                uint8* dst_argb, int dst_stride_argb,
michael@0:                int width, int height) {
michael@0:   if (!src_uyvy || !dst_argb ||
michael@0:       width <= 0 || height == 0) {
michael@0:     return -1;
michael@0:   }
michael@0:   // Negative height means invert the image.
michael@0:   if (height < 0) {
michael@0:     height = -height;
michael@0:     src_uyvy = src_uyvy + (height - 1) * src_stride_uyvy;
michael@0:     src_stride_uyvy = -src_stride_uyvy;
michael@0:   }
michael@0:   // Coalesce rows.
michael@0:   if (src_stride_uyvy == width * 2 &&
michael@0:       dst_stride_argb == width * 4) {
michael@0:     width *= height;
michael@0:     height = 1;
michael@0:     src_stride_uyvy = dst_stride_argb = 0;
michael@0:   }
michael@0:   void (*UYVYToARGBRow)(const uint8* src_uyvy, uint8* dst_argb, int pix) =
michael@0:       UYVYToARGBRow_C;
michael@0: #if defined(HAS_UYVYTOARGBROW_SSSE3)
michael@0:   // Posix is 16, Windows is 8.
michael@0:   if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
michael@0:     UYVYToARGBRow = UYVYToARGBRow_Any_SSSE3;
michael@0:     if (IS_ALIGNED(width, 16)) {
michael@0:       UYVYToARGBRow = UYVYToARGBRow_Unaligned_SSSE3;
michael@0:       if (IS_ALIGNED(src_uyvy, 16) && IS_ALIGNED(src_stride_uyvy, 16) &&
michael@0:           IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
michael@0:         UYVYToARGBRow = UYVYToARGBRow_SSSE3;
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: #elif defined(HAS_UYVYTOARGBROW_NEON)
michael@0:   if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
michael@0:     UYVYToARGBRow = UYVYToARGBRow_Any_NEON;
michael@0:     if (IS_ALIGNED(width, 8)) {
michael@0:       UYVYToARGBRow = UYVYToARGBRow_NEON;
michael@0:     }
michael@0:   }
michael@0: #endif
michael@0:   for (int y = 0; y < height; ++y) {
michael@0:     UYVYToARGBRow(src_uyvy, dst_argb, width);
michael@0:     src_uyvy += src_stride_uyvy;
michael@0:     dst_argb += dst_stride_argb;
michael@0:   }
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: }  // extern "C"
michael@0: }  // namespace libyuv
michael@0: #endif