| /* |
| * Copyright 2012 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/convert_from_argb.h" |
| |
| #include "libyuv/basic_types.h" |
| #include "libyuv/cpu_id.h" |
| #include "libyuv/planar_functions.h" |
| #include "libyuv/row.h" |
| |
| #ifdef __cplusplus |
| namespace libyuv { |
| extern "C" { |
| #endif |
| |
| // ARGB little endian (bgra in memory) to I444 |
| LIBYUV_API |
| int ARGBToI444(const uint8* src_argb, int src_stride_argb, |
| 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) { |
| int y; |
| void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = |
| ARGBToYRow_C; |
| void (*ARGBToUV444Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, |
| int pix) = ARGBToUV444Row_C; |
| if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_y == width && |
| dst_stride_u == width && |
| dst_stride_v == width) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0; |
| } |
| #if defined(HAS_ARGBTOUV444ROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUV444Row = ARGBToUV444Row_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUV444Row = ARGBToUV444Row_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUV444ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUV444Row = ARGBToUV444Row_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToUV444Row = ARGBToUV444Row_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToUV444Row(src_argb, dst_u, dst_v, width); |
| ARGBToYRow(src_argb, dst_y, width); |
| src_argb += src_stride_argb; |
| dst_y += dst_stride_y; |
| dst_u += dst_stride_u; |
| dst_v += dst_stride_v; |
| } |
| return 0; |
| } |
| |
| // ARGB little endian (bgra in memory) to I422 |
| LIBYUV_API |
| int ARGBToI422(const uint8* src_argb, int src_stride_argb, |
| 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) { |
| int y; |
| void (*ARGBToUV422Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, |
| int pix) = ARGBToUV422Row_C; |
| void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = |
| ARGBToYRow_C; |
| if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_y == width && |
| dst_stride_u * 2 == width && |
| dst_stride_v * 2 == width) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0; |
| } |
| #if defined(HAS_ARGBTOUV422ROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUV422Row = ARGBToUV422Row_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUV422ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUV422Row = ARGBToUV422Row_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUV422Row = ARGBToUV422Row_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToUV422Row(src_argb, dst_u, dst_v, width); |
| ARGBToYRow(src_argb, dst_y, width); |
| src_argb += src_stride_argb; |
| dst_y += dst_stride_y; |
| dst_u += dst_stride_u; |
| dst_v += dst_stride_v; |
| } |
| return 0; |
| } |
| |
| // ARGB little endian (bgra in memory) to I411 |
| LIBYUV_API |
| int ARGBToI411(const uint8* src_argb, int src_stride_argb, |
| 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) { |
| int y; |
| void (*ARGBToUV411Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, |
| int pix) = ARGBToUV411Row_C; |
| void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = |
| ARGBToYRow_C; |
| if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_y == width && |
| dst_stride_u * 4 == width && |
| dst_stride_v * 4 == width) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0; |
| } |
| #if defined(HAS_ARGBTOYROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUV411ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUV411Row = ARGBToUV411Row_Any_NEON; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToUV411Row = ARGBToUV411Row_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToUV411Row(src_argb, dst_u, dst_v, width); |
| ARGBToYRow(src_argb, dst_y, width); |
| src_argb += src_stride_argb; |
| dst_y += dst_stride_y; |
| dst_u += dst_stride_u; |
| dst_v += dst_stride_v; |
| } |
| return 0; |
| } |
| |
| LIBYUV_API |
| int ARGBToNV12(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_y, int dst_stride_y, |
| uint8* dst_uv, int dst_stride_uv, |
| int width, int height) { |
| int y; |
| int halfwidth = (width + 1) >> 1; |
| 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; |
| void (*MergeUVRow_)(const uint8* src_u, const uint8* src_v, uint8* dst_uv, |
| int width) = MergeUVRow_C; |
| if (!src_argb || |
| !dst_y || !dst_uv || |
| width <= 0 || height == 0) { |
| return -1; |
| } |
| // Negative height means invert the image. |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| #if defined(HAS_ARGBTOYROW_SSSE3) && defined(HAS_ARGBTOUVROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUVRow = ARGBToUVRow_Any_SSSE3; |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVRow = ARGBToUVRow_SSSE3; |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) && defined(HAS_ARGBTOUVROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToUVRow = ARGBToUVRow_Any_AVX2; |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToUVRow = ARGBToUVRow_AVX2; |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUVROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUVRow = ARGBToUVRow_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVRow = ARGBToUVRow_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_MERGEUVROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| MergeUVRow_ = MergeUVRow_Any_SSE2; |
| if (IS_ALIGNED(halfwidth, 16)) { |
| MergeUVRow_ = MergeUVRow_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_MERGEUVROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| MergeUVRow_ = MergeUVRow_Any_AVX2; |
| if (IS_ALIGNED(halfwidth, 32)) { |
| MergeUVRow_ = MergeUVRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_MERGEUVROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| MergeUVRow_ = MergeUVRow_Any_NEON; |
| if (IS_ALIGNED(halfwidth, 16)) { |
| MergeUVRow_ = MergeUVRow_NEON; |
| } |
| } |
| #endif |
| { |
| // Allocate a rows of uv. |
| align_buffer_64(row_u, ((halfwidth + 31) & ~31) * 2); |
| uint8* row_v = row_u + ((halfwidth + 31) & ~31); |
| |
| for (y = 0; y < height - 1; y += 2) { |
| ARGBToUVRow(src_argb, src_stride_argb, row_u, row_v, width); |
| MergeUVRow_(row_u, row_v, dst_uv, halfwidth); |
| ARGBToYRow(src_argb, dst_y, width); |
| ARGBToYRow(src_argb + src_stride_argb, dst_y + dst_stride_y, width); |
| src_argb += src_stride_argb * 2; |
| dst_y += dst_stride_y * 2; |
| dst_uv += dst_stride_uv; |
| } |
| if (height & 1) { |
| ARGBToUVRow(src_argb, 0, row_u, row_v, width); |
| MergeUVRow_(row_u, row_v, dst_uv, halfwidth); |
| ARGBToYRow(src_argb, dst_y, width); |
| } |
| free_aligned_buffer_64(row_u); |
| } |
| return 0; |
| } |
| |
| // Same as NV12 but U and V swapped. |
| LIBYUV_API |
| int ARGBToNV21(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_y, int dst_stride_y, |
| uint8* dst_uv, int dst_stride_uv, |
| int width, int height) { |
| int y; |
| int halfwidth = (width + 1) >> 1; |
| 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; |
| void (*MergeUVRow_)(const uint8* src_u, const uint8* src_v, uint8* dst_uv, |
| int width) = MergeUVRow_C; |
| if (!src_argb || |
| !dst_y || !dst_uv || |
| width <= 0 || height == 0) { |
| return -1; |
| } |
| // Negative height means invert the image. |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| #if defined(HAS_ARGBTOYROW_SSSE3) && defined(HAS_ARGBTOUVROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUVRow = ARGBToUVRow_Any_SSSE3; |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVRow = ARGBToUVRow_SSSE3; |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) && defined(HAS_ARGBTOUVROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToUVRow = ARGBToUVRow_Any_AVX2; |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToUVRow = ARGBToUVRow_AVX2; |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUVROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUVRow = ARGBToUVRow_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVRow = ARGBToUVRow_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_MERGEUVROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| MergeUVRow_ = MergeUVRow_Any_SSE2; |
| if (IS_ALIGNED(halfwidth, 16)) { |
| MergeUVRow_ = MergeUVRow_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_MERGEUVROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| MergeUVRow_ = MergeUVRow_Any_AVX2; |
| if (IS_ALIGNED(halfwidth, 32)) { |
| MergeUVRow_ = MergeUVRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_MERGEUVROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| MergeUVRow_ = MergeUVRow_Any_NEON; |
| if (IS_ALIGNED(halfwidth, 16)) { |
| MergeUVRow_ = MergeUVRow_NEON; |
| } |
| } |
| #endif |
| { |
| // Allocate a rows of uv. |
| align_buffer_64(row_u, ((halfwidth + 31) & ~31) * 2); |
| uint8* row_v = row_u + ((halfwidth + 31) & ~31); |
| |
| for (y = 0; y < height - 1; y += 2) { |
| ARGBToUVRow(src_argb, src_stride_argb, row_u, row_v, width); |
| MergeUVRow_(row_v, row_u, dst_uv, halfwidth); |
| ARGBToYRow(src_argb, dst_y, width); |
| ARGBToYRow(src_argb + src_stride_argb, dst_y + dst_stride_y, width); |
| src_argb += src_stride_argb * 2; |
| dst_y += dst_stride_y * 2; |
| dst_uv += dst_stride_uv; |
| } |
| if (height & 1) { |
| ARGBToUVRow(src_argb, 0, row_u, row_v, width); |
| MergeUVRow_(row_v, row_u, dst_uv, halfwidth); |
| ARGBToYRow(src_argb, dst_y, width); |
| } |
| free_aligned_buffer_64(row_u); |
| } |
| return 0; |
| } |
| |
| // Convert ARGB to YUY2. |
| LIBYUV_API |
| int ARGBToYUY2(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_yuy2, int dst_stride_yuy2, |
| int width, int height) { |
| int y; |
| void (*ARGBToUV422Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, |
| int pix) = ARGBToUV422Row_C; |
| void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = |
| ARGBToYRow_C; |
| void (*I422ToYUY2Row)(const uint8* src_y, const uint8* src_u, |
| const uint8* src_v, uint8* dst_yuy2, int width) = I422ToYUY2Row_C; |
| |
| if (!src_argb || !dst_yuy2 || |
| width <= 0 || height == 0) { |
| return -1; |
| } |
| // Negative height means invert the image. |
| if (height < 0) { |
| height = -height; |
| dst_yuy2 = dst_yuy2 + (height - 1) * dst_stride_yuy2; |
| dst_stride_yuy2 = -dst_stride_yuy2; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_yuy2 == width * 2) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_yuy2 = 0; |
| } |
| #if defined(HAS_ARGBTOUV422ROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUV422Row = ARGBToUV422Row_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUV422ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUV422Row = ARGBToUV422Row_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUV422Row = ARGBToUV422Row_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| |
| #if defined(HAS_I422TOYUY2ROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| I422ToYUY2Row = I422ToYUY2Row_Any_SSE2; |
| if (IS_ALIGNED(width, 16)) { |
| I422ToYUY2Row = I422ToYUY2Row_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_I422TOYUY2ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| I422ToYUY2Row = I422ToYUY2Row_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| I422ToYUY2Row = I422ToYUY2Row_NEON; |
| } |
| } |
| #endif |
| |
| { |
| // Allocate a rows of yuv. |
| align_buffer_64(row_y, ((width + 63) & ~63) * 2); |
| uint8* row_u = row_y + ((width + 63) & ~63); |
| uint8* row_v = row_u + ((width + 63) & ~63) / 2; |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToUV422Row(src_argb, row_u, row_v, width); |
| ARGBToYRow(src_argb, row_y, width); |
| I422ToYUY2Row(row_y, row_u, row_v, dst_yuy2, width); |
| src_argb += src_stride_argb; |
| dst_yuy2 += dst_stride_yuy2; |
| } |
| |
| free_aligned_buffer_64(row_y); |
| } |
| return 0; |
| } |
| |
| // Convert ARGB to UYVY. |
| LIBYUV_API |
| int ARGBToUYVY(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_uyvy, int dst_stride_uyvy, |
| int width, int height) { |
| int y; |
| void (*ARGBToUV422Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, |
| int pix) = ARGBToUV422Row_C; |
| void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = |
| ARGBToYRow_C; |
| void (*I422ToUYVYRow)(const uint8* src_y, const uint8* src_u, |
| const uint8* src_v, uint8* dst_uyvy, int width) = I422ToUYVYRow_C; |
| |
| if (!src_argb || !dst_uyvy || |
| width <= 0 || height == 0) { |
| return -1; |
| } |
| // Negative height means invert the image. |
| if (height < 0) { |
| height = -height; |
| dst_uyvy = dst_uyvy + (height - 1) * dst_stride_uyvy; |
| dst_stride_uyvy = -dst_stride_uyvy; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_uyvy == width * 2) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_uyvy = 0; |
| } |
| #if defined(HAS_ARGBTOUV422ROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUV422Row = ARGBToUV422Row_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUV422ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUV422Row = ARGBToUV422Row_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUV422Row = ARGBToUV422Row_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| |
| #if defined(HAS_I422TOUYVYROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| I422ToUYVYRow = I422ToUYVYRow_Any_SSE2; |
| if (IS_ALIGNED(width, 16)) { |
| I422ToUYVYRow = I422ToUYVYRow_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_I422TOUYVYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| I422ToUYVYRow = I422ToUYVYRow_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| I422ToUYVYRow = I422ToUYVYRow_NEON; |
| } |
| } |
| #endif |
| |
| { |
| // Allocate a rows of yuv. |
| align_buffer_64(row_y, ((width + 63) & ~63) * 2); |
| uint8* row_u = row_y + ((width + 63) & ~63); |
| uint8* row_v = row_u + ((width + 63) & ~63) / 2; |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToUV422Row(src_argb, row_u, row_v, width); |
| ARGBToYRow(src_argb, row_y, width); |
| I422ToUYVYRow(row_y, row_u, row_v, dst_uyvy, width); |
| src_argb += src_stride_argb; |
| dst_uyvy += dst_stride_uyvy; |
| } |
| |
| free_aligned_buffer_64(row_y); |
| } |
| return 0; |
| } |
| |
| // Convert ARGB to I400. |
| LIBYUV_API |
| int ARGBToI400(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_y, int dst_stride_y, |
| int width, int height) { |
| int y; |
| void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = |
| ARGBToYRow_C; |
| if (!src_argb || !dst_y || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_y == width) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_y = 0; |
| } |
| #if defined(HAS_ARGBTOYROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYRow = ARGBToYRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYRow = ARGBToYRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYRow = ARGBToYRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYRow = ARGBToYRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYRow = ARGBToYRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYRow = ARGBToYRow_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToYRow(src_argb, dst_y, width); |
| src_argb += src_stride_argb; |
| dst_y += dst_stride_y; |
| } |
| return 0; |
| } |
| |
| // Shuffle table for converting ARGB to RGBA. |
| static uvec8 kShuffleMaskARGBToRGBA = { |
| 3u, 0u, 1u, 2u, 7u, 4u, 5u, 6u, 11u, 8u, 9u, 10u, 15u, 12u, 13u, 14u |
| }; |
| |
| // Convert ARGB to RGBA. |
| LIBYUV_API |
| int ARGBToRGBA(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_rgba, int dst_stride_rgba, |
| int width, int height) { |
| return ARGBShuffle(src_argb, src_stride_argb, |
| dst_rgba, dst_stride_rgba, |
| (const uint8*)(&kShuffleMaskARGBToRGBA), |
| width, height); |
| } |
| |
| // Convert ARGB To RGB24. |
| LIBYUV_API |
| int ARGBToRGB24(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_rgb24, int dst_stride_rgb24, |
| int width, int height) { |
| int y; |
| void (*ARGBToRGB24Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = |
| ARGBToRGB24Row_C; |
| if (!src_argb || !dst_rgb24 || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_rgb24 == width * 3) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_rgb24 = 0; |
| } |
| #if defined(HAS_ARGBTORGB24ROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToRGB24Row = ARGBToRGB24Row_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToRGB24Row = ARGBToRGB24Row_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTORGB24ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToRGB24Row = ARGBToRGB24Row_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToRGB24Row = ARGBToRGB24Row_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToRGB24Row(src_argb, dst_rgb24, width); |
| src_argb += src_stride_argb; |
| dst_rgb24 += dst_stride_rgb24; |
| } |
| return 0; |
| } |
| |
| // Convert ARGB To RAW. |
| LIBYUV_API |
| int ARGBToRAW(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_raw, int dst_stride_raw, |
| int width, int height) { |
| int y; |
| void (*ARGBToRAWRow)(const uint8* src_argb, uint8* dst_rgb, int pix) = |
| ARGBToRAWRow_C; |
| if (!src_argb || !dst_raw || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_raw == width * 3) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_raw = 0; |
| } |
| #if defined(HAS_ARGBTORAWROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToRAWRow = ARGBToRAWRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToRAWRow = ARGBToRAWRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTORAWROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToRAWRow = ARGBToRAWRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToRAWRow = ARGBToRAWRow_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToRAWRow(src_argb, dst_raw, width); |
| src_argb += src_stride_argb; |
| dst_raw += dst_stride_raw; |
| } |
| return 0; |
| } |
| |
| // Ordered 8x8 dither for 888 to 565. Values from 0 to 7. |
| static const uint8 kDither565_4x4[16] = { |
| 0, 4, 1, 5, |
| 6, 2, 7, 3, |
| 1, 5, 0, 4, |
| 7, 3, 6, 2, |
| }; |
| |
| // Convert ARGB To RGB565 with 4x4 dither matrix (16 bytes). |
| LIBYUV_API |
| int ARGBToRGB565Dither(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_rgb565, int dst_stride_rgb565, |
| const uint8* dither4x4, int width, int height) { |
| int y; |
| void (*ARGBToRGB565DitherRow)(const uint8* src_argb, uint8* dst_rgb, |
| const uint32 dither4, int pix) = ARGBToRGB565DitherRow_C; |
| if (!src_argb || !dst_rgb565 || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| if (!dither4x4) { |
| dither4x4 = kDither565_4x4; |
| } |
| #if defined(HAS_ARGBTORGB565DITHERROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_Any_SSE2; |
| if (IS_ALIGNED(width, 4)) { |
| ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTORGB565DITHERROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_Any_AVX2; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTORGB565DITHERROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToRGB565DitherRow = ARGBToRGB565DitherRow_NEON; |
| } |
| } |
| #endif |
| for (y = 0; y < height; ++y) { |
| ARGBToRGB565DitherRow(src_argb, dst_rgb565, |
| *(uint32*)(dither4x4 + ((y & 3) << 2)), width); |
| src_argb += src_stride_argb; |
| dst_rgb565 += dst_stride_rgb565; |
| } |
| return 0; |
| } |
| |
| // Convert ARGB To RGB565. |
| // TODO(fbarchard): Consider using dither function low level with zeros. |
| LIBYUV_API |
| int ARGBToRGB565(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_rgb565, int dst_stride_rgb565, |
| int width, int height) { |
| int y; |
| void (*ARGBToRGB565Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = |
| ARGBToRGB565Row_C; |
| if (!src_argb || !dst_rgb565 || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_rgb565 == width * 2) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_rgb565 = 0; |
| } |
| #if defined(HAS_ARGBTORGB565ROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| ARGBToRGB565Row = ARGBToRGB565Row_Any_SSE2; |
| if (IS_ALIGNED(width, 4)) { |
| ARGBToRGB565Row = ARGBToRGB565Row_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTORGB565ROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToRGB565Row = ARGBToRGB565Row_Any_AVX2; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToRGB565Row = ARGBToRGB565Row_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTORGB565ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToRGB565Row = ARGBToRGB565Row_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToRGB565Row = ARGBToRGB565Row_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToRGB565Row(src_argb, dst_rgb565, width); |
| src_argb += src_stride_argb; |
| dst_rgb565 += dst_stride_rgb565; |
| } |
| return 0; |
| } |
| |
| // Convert ARGB To ARGB1555. |
| LIBYUV_API |
| int ARGBToARGB1555(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_argb1555, int dst_stride_argb1555, |
| int width, int height) { |
| int y; |
| void (*ARGBToARGB1555Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = |
| ARGBToARGB1555Row_C; |
| if (!src_argb || !dst_argb1555 || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_argb1555 == width * 2) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_argb1555 = 0; |
| } |
| #if defined(HAS_ARGBTOARGB1555ROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| ARGBToARGB1555Row = ARGBToARGB1555Row_Any_SSE2; |
| if (IS_ALIGNED(width, 4)) { |
| ARGBToARGB1555Row = ARGBToARGB1555Row_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOARGB1555ROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToARGB1555Row = ARGBToARGB1555Row_Any_AVX2; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToARGB1555Row = ARGBToARGB1555Row_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOARGB1555ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToARGB1555Row = ARGBToARGB1555Row_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToARGB1555Row = ARGBToARGB1555Row_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToARGB1555Row(src_argb, dst_argb1555, width); |
| src_argb += src_stride_argb; |
| dst_argb1555 += dst_stride_argb1555; |
| } |
| return 0; |
| } |
| |
| // Convert ARGB To ARGB4444. |
| LIBYUV_API |
| int ARGBToARGB4444(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_argb4444, int dst_stride_argb4444, |
| int width, int height) { |
| int y; |
| void (*ARGBToARGB4444Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = |
| ARGBToARGB4444Row_C; |
| if (!src_argb || !dst_argb4444 || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_argb4444 == width * 2) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_argb4444 = 0; |
| } |
| #if defined(HAS_ARGBTOARGB4444ROW_SSE2) |
| if (TestCpuFlag(kCpuHasSSE2)) { |
| ARGBToARGB4444Row = ARGBToARGB4444Row_Any_SSE2; |
| if (IS_ALIGNED(width, 4)) { |
| ARGBToARGB4444Row = ARGBToARGB4444Row_SSE2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOARGB4444ROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToARGB4444Row = ARGBToARGB4444Row_Any_AVX2; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToARGB4444Row = ARGBToARGB4444Row_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOARGB4444ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToARGB4444Row = ARGBToARGB4444Row_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToARGB4444Row = ARGBToARGB4444Row_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToARGB4444Row(src_argb, dst_argb4444, width); |
| src_argb += src_stride_argb; |
| dst_argb4444 += dst_stride_argb4444; |
| } |
| return 0; |
| } |
| |
| // Convert ARGB to J420. (JPeg full range I420). |
| LIBYUV_API |
| int ARGBToJ420(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_yj, int dst_stride_yj, |
| uint8* dst_u, int dst_stride_u, |
| uint8* dst_v, int dst_stride_v, |
| int width, int height) { |
| int y; |
| void (*ARGBToUVJRow)(const uint8* src_argb0, int src_stride_argb, |
| uint8* dst_u, uint8* dst_v, int width) = ARGBToUVJRow_C; |
| void (*ARGBToYJRow)(const uint8* src_argb, uint8* dst_yj, int pix) = |
| ARGBToYJRow_C; |
| if (!src_argb || |
| !dst_yj || !dst_u || !dst_v || |
| width <= 0 || height == 0) { |
| return -1; |
| } |
| // Negative height means invert the image. |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| #if defined(HAS_ARGBTOYJROW_SSSE3) && defined(HAS_ARGBTOUVJROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUVJRow = ARGBToUVJRow_Any_SSSE3; |
| ARGBToYJRow = ARGBToYJRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVJRow = ARGBToUVJRow_SSSE3; |
| ARGBToYJRow = ARGBToYJRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYJROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYJRow = ARGBToYJRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYJRow = ARGBToYJRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYJROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYJRow = ARGBToYJRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYJRow = ARGBToYJRow_NEON; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUVJROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUVJRow = ARGBToUVJRow_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVJRow = ARGBToUVJRow_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height - 1; y += 2) { |
| ARGBToUVJRow(src_argb, src_stride_argb, dst_u, dst_v, width); |
| ARGBToYJRow(src_argb, dst_yj, width); |
| ARGBToYJRow(src_argb + src_stride_argb, dst_yj + dst_stride_yj, width); |
| src_argb += src_stride_argb * 2; |
| dst_yj += dst_stride_yj * 2; |
| dst_u += dst_stride_u; |
| dst_v += dst_stride_v; |
| } |
| if (height & 1) { |
| ARGBToUVJRow(src_argb, 0, dst_u, dst_v, width); |
| ARGBToYJRow(src_argb, dst_yj, width); |
| } |
| return 0; |
| } |
| |
| // ARGB little endian (bgra in memory) to J422 |
| LIBYUV_API |
| int ARGBToJ422(const uint8* src_argb, int src_stride_argb, |
| 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) { |
| int y; |
| void (*ARGBToUVJ422Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, |
| int pix) = ARGBToUVJ422Row_C; |
| void (*ARGBToYJRow)(const uint8* src_argb, uint8* dst_y, int pix) = |
| ARGBToYJRow_C; |
| if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_y == width && |
| dst_stride_u * 2 == width && |
| dst_stride_v * 2 == width) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0; |
| } |
| #if defined(HAS_ARGBTOUVJ422ROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToUVJ422Row = ARGBToUVJ422Row_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVJ422Row = ARGBToUVJ422Row_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOUVJ422ROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToUVJ422Row = ARGBToUVJ422Row_Any_NEON; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToUVJ422Row = ARGBToUVJ422Row_NEON; |
| } |
| } |
| #endif |
| |
| #if defined(HAS_ARGBTOYJROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYJRow = ARGBToYJRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYJRow = ARGBToYJRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYJROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYJRow = ARGBToYJRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYJRow = ARGBToYJRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYJROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYJRow = ARGBToYJRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYJRow = ARGBToYJRow_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToUVJ422Row(src_argb, dst_u, dst_v, width); |
| ARGBToYJRow(src_argb, dst_y, width); |
| src_argb += src_stride_argb; |
| dst_y += dst_stride_y; |
| dst_u += dst_stride_u; |
| dst_v += dst_stride_v; |
| } |
| return 0; |
| } |
| |
| // Convert ARGB to J400. |
| LIBYUV_API |
| int ARGBToJ400(const uint8* src_argb, int src_stride_argb, |
| uint8* dst_yj, int dst_stride_yj, |
| int width, int height) { |
| int y; |
| void (*ARGBToYJRow)(const uint8* src_argb, uint8* dst_yj, int pix) = |
| ARGBToYJRow_C; |
| if (!src_argb || !dst_yj || width <= 0 || height == 0) { |
| return -1; |
| } |
| if (height < 0) { |
| height = -height; |
| src_argb = src_argb + (height - 1) * src_stride_argb; |
| src_stride_argb = -src_stride_argb; |
| } |
| // Coalesce rows. |
| if (src_stride_argb == width * 4 && |
| dst_stride_yj == width) { |
| width *= height; |
| height = 1; |
| src_stride_argb = dst_stride_yj = 0; |
| } |
| #if defined(HAS_ARGBTOYJROW_SSSE3) |
| if (TestCpuFlag(kCpuHasSSSE3)) { |
| ARGBToYJRow = ARGBToYJRow_Any_SSSE3; |
| if (IS_ALIGNED(width, 16)) { |
| ARGBToYJRow = ARGBToYJRow_SSSE3; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYJROW_AVX2) |
| if (TestCpuFlag(kCpuHasAVX2)) { |
| ARGBToYJRow = ARGBToYJRow_Any_AVX2; |
| if (IS_ALIGNED(width, 32)) { |
| ARGBToYJRow = ARGBToYJRow_AVX2; |
| } |
| } |
| #endif |
| #if defined(HAS_ARGBTOYJROW_NEON) |
| if (TestCpuFlag(kCpuHasNEON)) { |
| ARGBToYJRow = ARGBToYJRow_Any_NEON; |
| if (IS_ALIGNED(width, 8)) { |
| ARGBToYJRow = ARGBToYJRow_NEON; |
| } |
| } |
| #endif |
| |
| for (y = 0; y < height; ++y) { |
| ARGBToYJRow(src_argb, dst_yj, width); |
| src_argb += src_stride_argb; |
| dst_yj += dst_stride_yj; |
| } |
| return 0; |
| } |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| } // namespace libyuv |
| #endif |
