/* * 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. */ #ifndef INCLUDE_LIBYUV_CONVERT_H_ // NOLINT #define INCLUDE_LIBYUV_CONVERT_H_ #include "libyuv/basic_types.h" #include "libyuv/rotate.h" // For enum RotationMode. #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