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Diffstat (limited to 'files/include/libyuv/convert.h')
| -rw-r--r-- | files/include/libyuv/convert.h | 257 |
1 files changed, 205 insertions, 52 deletions
diff --git a/files/include/libyuv/convert.h b/files/include/libyuv/convert.h index fa3b6446..1d4b6a5b 100644 --- a/files/include/libyuv/convert.h +++ b/files/include/libyuv/convert.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved. + * 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 @@ -8,90 +8,243 @@ * be found in the AUTHORS file in the root of the source tree. */ - -#ifndef INCLUDE_LIBYUV_CONVERT_H_ +#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 + +// Alias. +#define I420ToI420 I420Copy + +// Copy I420 to I420. +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 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); -int I420ToRGB24(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_frame, int dst_stride_frame, - int width, int height); - -int I420ToARGB4444(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_frame, int dst_stride_frame, - int width, int height); - -int I420ToRGB565(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_frame, int dst_stride_frame, - int width, int height); - -int I420ToARGB1555(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_frame, int dst_stride_frame, - int width, int height); - -int I420ToYUY2(const uint8* src_y, int src_stride_y, +// 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_frame, int dst_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); -int I420ToUYVY(const uint8* src_y, int src_stride_y, +// 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_frame, int dst_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); -// TODO(fbarchard): Deprecated - this is same as BG24ToARGB with -height -int RGB24ToARGB(const uint8* src_frame, int src_stride_frame, - uint8* dst_frame, int dst_stride_frame, - 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); -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); +// Convert NV12 to I420. Also used for NV21. +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); -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); +// 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); -int ABGRToI420(const uint8* src_frame, int src_stride_frame, +// Convert Q420 to I420. +LIBYUV_API +int Q420ToI420(const uint8* src_y, int src_stride_y, + 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); -int BGRAToI420(const uint8* src_frame, int src_stride_frame, +// 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 V210 to I420. +LIBYUV_API +int V210ToI420(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); + +// 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); -int NV12ToRGB565(const uint8* src_y, int src_stride_y, - const uint8* src_uv, int src_stride_uv, - uint8* dst_frame, int dst_stride_frame, +// 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); -} // namespace libyuv +// 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); -#endif // INCLUDE_LIBYUV_CONVERT_H_ +// 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); +#endif + +// Note Bayer formats (BGGR) To I420 are in format_conversion.h + +// 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. +// "dst_width" / "dst_height" is size of destination to crop 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 dst_width, int dst_height, + RotationMode rotation, + uint32 format); + +#ifdef __cplusplus +} // extern "C" +} // namespace libyuv +#endif + +#endif // INCLUDE_LIBYUV_CONVERT_H_ NOLINT |