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| /*
| * 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_
| #define INCLUDE_LIBYUV_CONVERT_H_
|
| #include "libyuv/basic_types.h"
|
| #include "libyuv/rotate.h" // For enum RotationMode.
|
| // TODO(fbarchard): fix WebRTC source to include following libyuv headers:
| #include "libyuv/convert_argb.h" // For WebRTC I420ToARGB. b/620
| #include "libyuv/convert_from.h" // For WebRTC ConvertFromI420. b/620
| #include "libyuv/planar_functions.h" // For WebRTC I420Rect, CopyPlane. b/618
|
| #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);
|
| // 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);
|
| // Convert Android420 to I420.
| LIBYUV_API
| int Android420ToI420(const uint8* src_y,
| int src_stride_y,
| const uint8* src_u,
| int src_stride_u,
| const uint8* src_v,
| int src_stride_v,
| int pixel_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);
|
| // 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_
|
|
