| /* |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| |
| #ifndef INCLUDE_LIBYUV_CONVERT_H_ // NOLINT |
| #define INCLUDE_LIBYUV_CONVERT_H_ |
| |
| #include "libyuv/basic_types.h" |
| // TODO(fbarchard): Remove the following headers includes. |
| #include "libyuv/convert_from.h" |
| #include "libyuv/planar_functions.h" |
| #include "libyuv/rotate.h" |
| |
| #ifdef __cplusplus |
| namespace libyuv { |
| extern "C" { |
| #endif |
| |
| // Convert I444 to I420. |
| LIBYUV_API |
| int I444ToI420(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_y, int dst_stride_y, |
| uint8* dst_u, int dst_stride_u, |
| uint8* dst_v, int dst_stride_v, |
| int width, int height); |
| |
| // Convert I422 to I420. |
| LIBYUV_API |
| int I422ToI420(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_y, int dst_stride_y, |
| uint8* dst_u, int dst_stride_u, |
| uint8* dst_v, int dst_stride_v, |
| int width, int height); |
| |
| // Convert I411 to I420. |
| LIBYUV_API |
| int I411ToI420(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_y, int dst_stride_y, |
| uint8* dst_u, int dst_stride_u, |
| uint8* dst_v, int dst_stride_v, |
| int width, int height); |
| |
| // Copy I420 to I420. |
| #define I420ToI420 I420Copy |
| LIBYUV_API |
| int I420Copy(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_y, int dst_stride_y, |
| uint8* dst_u, int dst_stride_u, |
| uint8* dst_v, int dst_stride_v, |
| int width, int height); |
| |
| // Convert I400 (grey) to I420. |
| LIBYUV_API |
| int I400ToI420(const uint8* src_y, int src_stride_y, |
| 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); |
| |
| #define J400ToJ420 I400ToI420 |
| |
| // Convert NV12 to I420. |
| LIBYUV_API |
| int NV12ToI420(const uint8* src_y, int src_stride_y, |
| const uint8* src_uv, int src_stride_uv, |
| 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); |
| |
| // Convert NV21 to I420. |
| LIBYUV_API |
| int NV21ToI420(const uint8* src_y, int src_stride_y, |
| const uint8* src_vu, int src_stride_vu, |
| 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); |
| |
| // Convert YUY2 to I420. |
| LIBYUV_API |
| int YUY2ToI420(const uint8* src_yuy2, int src_stride_yuy2, |
| 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); |
| |
| // Convert UYVY to I420. |
| LIBYUV_API |
| int UYVYToI420(const uint8* src_uyvy, int src_stride_uyvy, |
| 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); |
| |
| // Convert M420 to I420. |
| LIBYUV_API |
| int M420ToI420(const uint8* src_m420, int src_stride_m420, |
| 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); |
| |
| // ARGB little endian (bgra in memory) to I420. |
| LIBYUV_API |
| int ARGBToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // BGRA little endian (argb in memory) to I420. |
| LIBYUV_API |
| int BGRAToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // ABGR little endian (rgba in memory) to I420. |
| LIBYUV_API |
| int ABGRToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // RGBA little endian (abgr in memory) to I420. |
| LIBYUV_API |
| int RGBAToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // RGB little endian (bgr in memory) to I420. |
| LIBYUV_API |
| int RGB24ToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // RGB big endian (rgb in memory) to I420. |
| LIBYUV_API |
| int RAWToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // RGB16 (RGBP fourcc) little endian to I420. |
| LIBYUV_API |
| int RGB565ToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // RGB15 (RGBO fourcc) little endian to I420. |
| LIBYUV_API |
| int ARGB1555ToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| // RGB12 (R444 fourcc) little endian to I420. |
| LIBYUV_API |
| int ARGB4444ToI420(const uint8* src_frame, int src_stride_frame, |
| 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); |
| |
| #ifdef HAVE_JPEG |
| // src_width/height provided by capture. |
| // dst_width/height for clipping determine final size. |
| LIBYUV_API |
| int MJPGToI420(const uint8* sample, size_t sample_size, |
| uint8* dst_y, int dst_stride_y, |
| uint8* dst_u, int dst_stride_u, |
| uint8* dst_v, int dst_stride_v, |
| int src_width, int src_height, |
| int dst_width, int dst_height); |
| |
| // Query size of MJPG in pixels. |
| LIBYUV_API |
| int MJPGSize(const uint8* sample, size_t sample_size, |
| int* width, int* height); |
| #endif |
| |
| // Convert camera sample to I420 with cropping, rotation and vertical flip. |
| // "src_size" is needed to parse MJPG. |
| // "dst_stride_y" number of bytes in a row of the dst_y plane. |
| // Normally this would be the same as dst_width, with recommended alignment |
| // to 16 bytes for better efficiency. |
| // If rotation of 90 or 270 is used, stride is affected. The caller should |
| // allocate the I420 buffer according to rotation. |
| // "dst_stride_u" number of bytes in a row of the dst_u plane. |
| // Normally this would be the same as (dst_width + 1) / 2, with |
| // recommended alignment to 16 bytes for better efficiency. |
| // If rotation of 90 or 270 is used, stride is affected. |
| // "crop_x" and "crop_y" are starting position for cropping. |
| // To center, crop_x = (src_width - dst_width) / 2 |
| // crop_y = (src_height - dst_height) / 2 |
| // "src_width" / "src_height" is size of src_frame in pixels. |
| // "src_height" can be negative indicating a vertically flipped image source. |
| // "crop_width" / "crop_height" is the size to crop the src to. |
| // Must be less than or equal to src_width/src_height |
| // Cropping parameters are pre-rotation. |
| // "rotation" can be 0, 90, 180 or 270. |
| // "format" is a fourcc. ie 'I420', 'YUY2' |
| // Returns 0 for successful; -1 for invalid parameter. Non-zero for failure. |
| LIBYUV_API |
| int ConvertToI420(const uint8* src_frame, size_t src_size, |
| uint8* dst_y, int dst_stride_y, |
| uint8* dst_u, int dst_stride_u, |
| uint8* dst_v, int dst_stride_v, |
| int crop_x, int crop_y, |
| int src_width, int src_height, |
| int crop_width, int crop_height, |
| enum RotationMode rotation, |
| uint32 format); |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| } // namespace libyuv |
| #endif |
| |
| #endif // INCLUDE_LIBYUV_CONVERT_H_ NOLINT |
