generic-library/opencv
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removed libstdc++ dependency

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This commit is contained in:
Ilya Lavrenov
2013-02-12 14:20:23 +04:00
parent b6e7aeabe0
commit 5512f91d08
3 changed files with 284 additions and 107 deletions
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80
modules/highgui/src/cap_ffmpeg.cpp
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@@ -57,21 +57,42 @@ static CvCreateVideoWriter_Plugin icvCreateVideoWriter_FFMPEG_p = 0;
static CvReleaseVideoWriter_Plugin icvReleaseVideoWriter_FFMPEG_p = 0;
static CvWriteFrame_Plugin icvWriteFrame_FFMPEG_p = 0;
static void
icvInitFFMPEG(void)
static cv::Mutex _icvInitFFMPEG_mutex;
class icvInitFFMPEG
{
static int ffmpegInitialized = 0;
if( !ffmpegInitialized )
public:
static void Init()
{
cv::AutoLock al(_icvInitFFMPEG_mutex);
static icvInitFFMPEG init;
}
private:
#if defined WIN32 || defined _WIN32
HMODULE icvFFOpenCV;
~icvInitFFMPEG()
{
if (icvFFOpenCV)
{
FreeLibrary(icvFFOpenCV);
icvFFOpenCV = 0;
}
}
#endif
icvInitFFMPEG()
{
#if defined WIN32 || defined _WIN32
const char* module_name = "opencv_ffmpeg"
CVAUX_STR(CV_VERSION_EPOCH) CVAUX_STR(CV_VERSION_MAJOR) CVAUX_STR(CV_VERSION_MINOR)
CVAUX_STR(CV_MAJOR_VERSION) CVAUX_STR(CV_MINOR_VERSION) CVAUX_STR(CV_SUBMINOR_VERSION)
#if (defined _MSC_VER && defined _M_X64) || (defined __GNUC__ && defined __x86_64__)
"_64"
#endif
".dll";
static HMODULE icvFFOpenCV = LoadLibrary( module_name );
icvFFOpenCV = LoadLibrary( module_name );
if( icvFFOpenCV )
{
icvCreateFileCapture_FFMPEG_p =
@@ -93,18 +114,24 @@ icvInitFFMPEG(void)
icvWriteFrame_FFMPEG_p =
(CvWriteFrame_Plugin)GetProcAddress(icvFFOpenCV, "cvWriteFrame_FFMPEG");
if( icvCreateFileCapture_FFMPEG_p == NULL ||
icvReleaseCapture_FFMPEG_p == NULL ||
icvGrabFrame_FFMPEG_p == NULL ||
icvRetrieveFrame_FFMPEG_p == NULL ||
icvSetCaptureProperty_FFMPEG_p == NULL ||
icvGetCaptureProperty_FFMPEG_p == NULL ||
icvCreateVideoWriter_FFMPEG_p == NULL ||
icvReleaseVideoWriter_FFMPEG_p == NULL ||
icvWriteFrame_FFMPEG_p == NULL )
#if 0
if( icvCreateFileCapture_FFMPEG_p != 0 &&
icvReleaseCapture_FFMPEG_p != 0 &&
icvGrabFrame_FFMPEG_p != 0 &&
icvRetrieveFrame_FFMPEG_p != 0 &&
icvSetCaptureProperty_FFMPEG_p != 0 &&
icvGetCaptureProperty_FFMPEG_p != 0 &&
icvCreateVideoWriter_FFMPEG_p != 0 &&
icvReleaseVideoWriter_FFMPEG_p != 0 &&
icvWriteFrame_FFMPEG_p != 0 )
{
fprintf(stderr, "Failed to load FFMPEG plugin: module handle=%p\n", icvFFOpenCV);
printf("Successfully initialized ffmpeg plugin!\n");
}
else
{
printf("Failed to load FFMPEG plugin: module handle=%p\n", icvFFOpenCV);
}
#endif
}
#elif defined HAVE_FFMPEG
icvCreateFileCapture_FFMPEG_p = (CvCreateFileCapture_Plugin)cvCreateFileCapture_FFMPEG;
@@ -117,13 +144,12 @@ icvInitFFMPEG(void)
icvReleaseVideoWriter_FFMPEG_p = (CvReleaseVideoWriter_Plugin)cvReleaseVideoWriter_FFMPEG;
icvWriteFrame_FFMPEG_p = (CvWriteFrame_Plugin)cvWriteFrame_FFMPEG;
#endif
ffmpegInitialized = 1;
}
}
};
class CvCapture_FFMPEG_proxy : public CvCapture
class CvCapture_FFMPEG_proxy :
public CvCapture
{
public:
CvCapture_FFMPEG_proxy() { ffmpegCapture = 0; }
@@ -146,18 +172,18 @@ public:
unsigned char* data = 0;
int step=0, width=0, height=0, cn=0;
if(!ffmpegCapture ||
!icvRetrieveFrame_FFMPEG_p(ffmpegCapture,&data,&step,&width,&height,&cn))
return 0;
if (!ffmpegCapture ||
!icvRetrieveFrame_FFMPEG_p(ffmpegCapture, &data, &step, &width, &height, &cn))
return 0;
cvInitImageHeader(&frame, cvSize(width, height), 8, cn);
cvSetData(&frame, data, step);
return &frame;
}
virtual bool open( const char* filename )
{
icvInitFFMPEG::Init();
close();
icvInitFFMPEG();
if( !icvCreateFileCapture_FFMPEG_p )
return false;
ffmpegCapture = icvCreateFileCapture_FFMPEG_p( filename );
@@ -190,8 +216,8 @@ CvCapture* cvCreateFileCapture_FFMPEG_proxy(const char * filename)
#endif
}
class CvVideoWriter_FFMPEG_proxy : public CvVideoWriter
class CvVideoWriter_FFMPEG_proxy :
public CvVideoWriter
{
public:
CvVideoWriter_FFMPEG_proxy() { ffmpegWriter = 0; }
@@ -208,8 +234,8 @@ public:
}
virtual bool open( const char* filename, int fourcc, double fps, CvSize frameSize, bool isColor )
{
icvInitFFMPEG::Init();
close();
icvInitFFMPEG();
if( !icvCreateVideoWriter_FFMPEG_p )
return false;
ffmpegWriter = icvCreateVideoWriter_FFMPEG_p( filename, fourcc, fps, frameSize.width, frameSize.height, isColor );