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Add ConvertToARGB and enable RGB565

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Review URL: https://webrtc-codereview.appspot.com/566004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@2174 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
leozwang@webrtc.org 2012-05-04 17:07:30 +00:00
parent e62fec2285
commit 3ebff4c2e9
2 changed files with 25 additions and 2 deletions
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5
src/common_video/libyuv/include/libyuv.h
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
* Copyright (c) 2012 The WebRTC 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
@ -149,6 +149,9 @@ int ConvertRGB24ToARGB(const uint8_t* src_frame,
int ConvertNV12ToRGB565(const uint8_t* src_frame,
uint8_t* dst_frame,
int width, int height);
int ConvertI420ToARGB8888(const uint8_t* src_frame,
uint8_t* dst_frame,
int width, int height);
// Mirror functions
// The following 2 functions perform mirroring on a given image

22
src/common_video/libyuv/libyuv.cc
View File

@ -143,6 +143,25 @@ int CalcBufferSize(VideoType src_video_type,
return (length * dst_bits_per_pixel) / src_bits_per_pixel;
}
int ConvertI420ToARGB8888(const uint8_t* src_frame,
uint8_t* dst_frame,
int width, int height) {
const uint8_t* src_y = src_frame;
const uint8_t* src_u = src_y + width * height;
const uint8_t* src_v = src_u + (width * height / 4);
int src_stride_y = width;
int src_stride_u = width / 2;
int src_stride_v = width / 2;
int dst_stride_argb = width * 4;
return libyuv::I420ToARGB(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_frame, dst_stride_argb,
width, height);
}
int ConvertI420ToARGB4444(const uint8_t* src_frame,
uint8_t* dst_frame,
int width, int height,
@ -245,8 +264,9 @@ int ConvertVideoType(VideoType video_type) {
return libyuv::FOURCC_24BG;
case kABGR:
return libyuv::FOURCC_ABGR;
case kARGB4444:
case kRGB565:
return libyuv::FOURCC_RGBP;
case kARGB4444:
case kARGB1555:
// TODO(mikhal): Not supported;
assert(false);