generic-library/opencv
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Tegra optimization for yuv420i to rgb conversion

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This commit is contained in:
Andrey Kamaev 2011-05-19 06:36:44 +00:00
parent 2cb08d7fde
commit 613a69abe8
2 changed files with 12 additions and 0 deletions
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8
modules/highgui/src/cap_android.cpp
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@ -48,10 +48,12 @@
#include <android/log.h>
#include "camera_activity.h"
#if !defined(LOGD) && !defined(LOGI) && !defined(LOGE)
#define LOG_TAG "CV_CAP"
#define LOGD(...) ((void)__android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__))
#define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__))
#define LOGE(...) ((void)__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__))
#endif
class HighguiAndroidCameraActivity;
@ -457,6 +459,7 @@ bool CvCapture_Android::convertYUV420i2Grey(int width, int height, const unsigne
return !resmat.empty();
}
#ifndef HAVE_TEGRA_OPTIMIZATION
template<int R>
struct YUV420i2BGR888Invoker
{
@ -513,6 +516,7 @@ struct YUV420i2BGR888Invoker
}
}
};
#endif
bool CvCapture_Android::convertYUV420i2BGR888(int width, int height, const unsigned char* yuv, cv::Mat& resmat, bool inRGBorder)
{
@ -524,10 +528,14 @@ bool CvCapture_Android::convertYUV420i2BGR888(int width, int height, const unsig
unsigned char* y1 = (unsigned char*)yuv;
unsigned char* uv = y1 + width * height;
#ifdef HAVE_TEGRA_OPTIMIZATION
cv::parallel_for(cv::BlockedRange(0, height, 2), tegra::YUV420i2BGR888Invoker(resmat, width, y1, uv, inRGBorder));
#else
if (inRGBorder)
cv::parallel_for(cv::BlockedRange(0, height, 2), YUV420i2BGR888Invoker<2>(resmat, width, y1, uv));
else
cv::parallel_for(cv::BlockedRange(0, height, 2), YUV420i2BGR888Invoker<0>(resmat, width, y1, uv));
#endif
return !resmat.empty();
}

4
modules/highgui/src/precomp.hpp
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@ -60,6 +60,10 @@
#include <ctype.h>
#include <assert.h>
#ifdef HAVE_TEGRA_OPTIMIZATION
#include "opencv2/highgui/highgui_tegra.hpp"
#endif
#if defined WIN32 || defined _WIN32
#define WIN32_LEAN_AND_MEAN