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Commit acec9987 authored by Alexander Alekhin's avatar Alexander Alekhin
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Merge pull request #5363 from avershov:opencl-vaapi-detect

parents e5ece03d 5feca50f
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Showing with 192 additions and 386 deletions
cmake/OpenCVFindVA.cmake
View file @ acec9987
......@@ -12,7 +12,7 @@ endif()
if(VA_INCLUDE_DIR)
set(HAVE_VA TRUE)
set(VA_LIBRARIES "-lva" "-lva-x11")
set(VA_LIBRARIES "-lva" "-lva-drm")
else()
set(HAVE_VA FALSE)
message(WARNING "libva installation is not found.")
......
samples/va_intel/display.cpp.inc
View file @ acec9987
......@@ -10,27 +10,16 @@
#include "cvconfig.h"
#include <va/va.h>
#if defined(HAVE_VA_INTEL)
# include <va/va_drm.h>
#elif defined(HAVE_VA)
# include <va/va_x11.h>
# include <X11/Xlib.h>
#endif //HAVE_VA_INTEL / HAVE_VA
namespace va {
#if defined(HAVE_VA_INTEL) || defined(HAVE_VA)
bool openDisplay();
void closeDisplay();
VADisplay display = NULL;
bool initialized = false;
#endif //HAVE_VA_INTEL || HAVE_VA
#if defined(HAVE_VA_INTEL)
#define VA_INTEL_PCI_DIR "/sys/bus/pci/devices"
#define VA_INTEL_DRI_DIR "/dev/dri/"
#define VA_INTEL_PCI_DISPLAY_CONTROLLER_CLASS 0x03
......@@ -161,93 +150,74 @@ private:
char* paths[NUM_NODES];
};
bool openDisplay()
static bool openDeviceIntel();
static bool openDeviceGeneric();
static bool openDeviceIntel()
{
if (!initialized)
{
const unsigned IntelVendorID = 0x8086;
const unsigned IntelVendorID = 0x8086;
drmfd = -1;
display = 0;
int adapterIndex = findAdapter(IntelVendorID);
if (adapterIndex >= 0)
{
NodeInfo nodes(adapterIndex);
int adapterIndex = findAdapter(IntelVendorID);
if (adapterIndex >= 0)
for (int i = 0; i < nodes.count(); ++i)
{
NodeInfo nodes(adapterIndex);
for (int i = 0; i < nodes.count(); ++i)
drmfd = open(nodes.path(i), O_RDWR);
if (drmfd >= 0)
{
drmfd = open(nodes.path(i), O_RDWR);
if (drmfd >= 0)
{
display = vaGetDisplayDRM(drmfd);
if (display)
{
int majorVersion = 0, minorVersion = 0;
if (vaInitialize(display, &majorVersion, &minorVersion) == VA_STATUS_SUCCESS)
{
initialized = true;
return true;
}
display = 0;
}
close(drmfd);
drmfd = -1;
}
display = vaGetDisplayDRM(drmfd);
if (display)
return true;
close(drmfd);
drmfd = -1;
}
}
if (adapterIndex < 0)
return false; // Can't find Intel display adapter
if ((drmfd < 0) || !display)
return false; // Can't load VA display
}
return true;
return false;
}
void closeDisplay()
static bool openDeviceGeneric()
{
if (initialized)
static const char* device_paths[] = { "/dev/dri/renderD128", "/dev/dri/card0" };
static const int num_devices = sizeof(device_paths) / sizeof(device_paths[0]);
for (int i = 0; i < num_devices; ++i)
{
if (display)
vaTerminate(display);
drmfd = open(device_paths[i], O_RDWR);
if (drmfd >= 0)
{
display = vaGetDisplayDRM(drmfd);
if (display)
return true;
close(drmfd);
display = 0;
drmfd = -1;
initialized = false;
drmfd = -1;
}
}
return false;
}
#elif defined(HAVE_VA)
static Display* x11Display = 0;
bool openDisplay()
{
if (!initialized)
{
drmfd = -1;
display = 0;
x11Display = XOpenDisplay("");
if (x11Display != 0)
if (openDeviceIntel() || openDeviceGeneric())
{
display = vaGetDisplay(x11Display);
if (display)
int majorVersion = 0, minorVersion = 0;
if (vaInitialize(display, &majorVersion, &minorVersion) == VA_STATUS_SUCCESS)
{
int majorVersion = 0, minorVersion = 0;
if (vaInitialize(display, &majorVersion, &minorVersion) == VA_STATUS_SUCCESS)
{
initialized = true;
return true;
}
display = 0;
initialized = true;
return true;
}
XCloseDisplay(x11Display);
x11Display = 0;
close(drmfd);
display = 0;
drmfd = -1;
}
return false; // Can't initialize X11/VA display
return false; // Can't open VA display
}
return true;
}
......@@ -258,14 +228,12 @@ void closeDisplay()
{
if (display)
vaTerminate(display);
if (x11Display)
XCloseDisplay(x11Display);
if (drmfd >= 0)
close(drmfd);
display = 0;
x11Display = 0;
drmfd = -1;
initialized = false;
}
}
#endif // HAVE_VA_INTEL / HAVE_VA
} // namespace va
samples/va_intel/va_intel_interop.cpp
View file @ acec9987
......@@ -24,6 +24,8 @@
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include <iostream>
#include <stdexcept>
#include <string>
#include <stdio.h>
......@@ -41,96 +43,84 @@
#include "opencv2/core.hpp"
#include "opencv2/imgproc.hpp"
#include "opencv2/highgui.hpp"
#include "opencv2/core/va_intel.hpp"
#include "cvconfig.h"
#define CHECK_VASTATUS(va_status,func) \
if (va_status != VA_STATUS_SUCCESS) { \
fprintf(stderr,"%s:%s (%d) failed(status=0x%08x),exit\n", __func__, func, __LINE__, va_status); \
exit(1); \
}
/* Data dump of a 16x16 MPEG2 video clip,it has one I frame
*/
static unsigned char mpeg2_clip[]={
0x00,0x00,0x01,0xb3,0x01,0x00,0x10,0x13,0xff,0xff,0xe0,0x18,0x00,0x00,0x01,0xb5,
0x14,0x8a,0x00,0x01,0x00,0x00,0x00,0x00,0x01,0xb8,0x00,0x08,0x00,0x00,0x00,0x00,
0x01,0x00,0x00,0x0f,0xff,0xf8,0x00,0x00,0x01,0xb5,0x8f,0xff,0xf3,0x41,0x80,0x00,
0x00,0x01,0x01,0x13,0xe1,0x00,0x15,0x81,0x54,0xe0,0x2a,0x05,0x43,0x00,0x2d,0x60,
0x18,0x01,0x4e,0x82,0xb9,0x58,0xb1,0x83,0x49,0xa4,0xa0,0x2e,0x05,0x80,0x4b,0x7a,
0x00,0x01,0x38,0x20,0x80,0xe8,0x05,0xff,0x60,0x18,0xe0,0x1d,0x80,0x98,0x01,0xf8,
0x06,0x00,0x54,0x02,0xc0,0x18,0x14,0x03,0xb2,0x92,0x80,0xc0,0x18,0x94,0x42,0x2c,
0xb2,0x11,0x64,0xa0,0x12,0x5e,0x78,0x03,0x3c,0x01,0x80,0x0e,0x80,0x18,0x80,0x6b,
0xca,0x4e,0x01,0x0f,0xe4,0x32,0xc9,0xbf,0x01,0x42,0x69,0x43,0x50,0x4b,0x01,0xc9,
0x45,0x80,0x50,0x01,0x38,0x65,0xe8,0x01,0x03,0xf3,0xc0,0x76,0x00,0xe0,0x03,0x20,
0x28,0x18,0x01,0xa9,0x34,0x04,0xc5,0xe0,0x0b,0x0b,0x04,0x20,0x06,0xc0,0x89,0xff,
0x60,0x12,0x12,0x8a,0x2c,0x34,0x11,0xff,0xf6,0xe2,0x40,0xc0,0x30,0x1b,0x7a,0x01,
0xa9,0x0d,0x00,0xac,0x64
};
/* hardcoded here without a bitstream parser helper
* please see picture mpeg2-I.jpg for bitstream details
*/
static VAPictureParameterBufferMPEG2 pic_param={
horizontal_size:16,
vertical_size:16,
forward_reference_picture:0xffffffff,
backward_reference_picture:0xffffffff,
picture_coding_type:1,
f_code:0xffff,
{
{
intra_dc_precision:0,
picture_structure:3,
top_field_first:0,
frame_pred_frame_dct:1,
concealment_motion_vectors:0,
q_scale_type:0,
intra_vlc_format:0,
alternate_scan:0,
repeat_first_field:0,
progressive_frame:1 ,
is_first_field:1
},
}
};
/* see MPEG2 spec65 for the defines of matrix */
static VAIQMatrixBufferMPEG2 iq_matrix = {
load_intra_quantiser_matrix:1,
load_non_intra_quantiser_matrix:1,
load_chroma_intra_quantiser_matrix:0,
load_chroma_non_intra_quantiser_matrix:0,
intra_quantiser_matrix:{
8, 16, 16, 19, 16, 19, 22, 22,
22, 22, 22, 22, 26, 24, 26, 27,
27, 27, 26, 26, 26, 26, 27, 27,
27, 29, 29, 29, 34, 34, 34, 29,
29, 29, 27, 27, 29, 29, 32, 32,
34, 34, 37, 38, 37, 35, 35, 34,
35, 38, 38, 40, 40, 40, 48, 48,
46, 46, 56, 56, 58, 69, 69, 83
},
non_intra_quantiser_matrix:{16},
chroma_intra_quantiser_matrix:{0},
chroma_non_intra_quantiser_matrix:{0}
};
#define CHECK_VASTATUS(_status,_func) \
if (_status != VA_STATUS_SUCCESS) \
{ \
char str[256]; \
snprintf(str, sizeof(str)-1, "%s:%s (%d) failed(status=0x%08x),exit\n", __func__, _func, __LINE__, _status); \
throw std::runtime_error(str); \
}
#if 1
static VASliceParameterBufferMPEG2 slice_param={
slice_data_size:150,
slice_data_offset:0,
slice_data_flag:0,
macroblock_offset:38, /* 4byte + 6bits=38bits */
slice_horizontal_position:0,
slice_vertical_position:0,
quantiser_scale_code:2,
intra_slice_flag:0
class CmdlineParser
{
public:
enum { fnInput=0, fnOutput1, fnOutput2, _fnNumFiles }; // file name indices
CmdlineParser(int argc, char** argv):
m_argc(argc), m_argv(argv)
{}
void usage()
{
fprintf(stderr,
#if defined(HAVE_VA_INTEL)
"Usage: va_intel_interop [-f] infile outfile1 outfile2\n\n"
"Interop ON/OFF version\n\n"
"where: -f option indicates interop is off (fallback mode); interop is on by default\n"
#elif defined(HAVE_VA)
"Usage: va_intel_interop infile outfile1 outfile2\n\n"
"Interop OFF only version\n\n"
"where:\n"
#endif //HAVE_VA_INTEL / HAVE_VA
" infile is to be existing, contains input image data (bmp, jpg, png, tiff, etc)\n"
" outfile1 is to be created, contains original surface data (NV12)\n"
" outfile2 is to be created, contains processed surface data (NV12)\n");
}
// true => go, false => usage/exit; extra args/unknown options are ignored for simplicity
bool run()
{
int n = 0;
for (int i = 0; i < _fnNumFiles; ++i)
m_files[i] = 0;
#if defined(HAVE_VA_INTEL)
m_interop = true;
#elif defined(HAVE_VA)
m_interop = false;
#endif //HAVE_VA_INTEL / HAVE_VA
for (int i = 1; i < m_argc; ++i)
{
const char *arg = m_argv[i];
if (arg[0] == '-') // option
{
#if defined(HAVE_VA_INTEL)
if (!strcmp(arg, "-f"))
m_interop = false;
#endif //HAVE_VA_INTEL
}
else // parameter
{
if (n < _fnNumFiles)
m_files[n++] = arg;
}
}
return bool(n >= _fnNumFiles);
}
bool isInterop() const
{
return m_interop;
}
const char* getFile(int n) const
{
return ((n >= 0) && (n < _fnNumFiles)) ? m_files[n] : 0;
}
private:
int m_argc;
char** m_argv;
const char* m_files[_fnNumFiles];
bool m_interop;
};
#endif
#define CLIP_WIDTH 16
#define CLIP_HEIGHT 16
class Timer
{
......@@ -180,261 +170,109 @@ public:
int m_unit_mul[3];
};
static void dumpSurface(VADisplay display, VASurfaceID surface_id, const char* fileName, bool doInterop)
static void checkIfAvailableYUV420()
{
VAStatus va_status;
va_status = vaSyncSurface(display, surface_id);
CHECK_VASTATUS(va_status, "vaSyncSurface");
VAImage image;
va_status = vaDeriveImage(display, surface_id, &image);
CHECK_VASTATUS(va_status, "vaDeriveImage");
VAEntrypoint entrypoints[5];
int num_entrypoints,vld_entrypoint;
VAConfigAttrib attrib;
VAStatus status;
unsigned char* buffer = 0;
va_status = vaMapBuffer(display, image.buf, (void **)&buffer);
CHECK_VASTATUS(va_status, "vaMapBuffer");
status = vaQueryConfigEntrypoints(va::display, VAProfileMPEG2Main, entrypoints, &num_entrypoints);
CHECK_VASTATUS(status, "vaQueryConfigEntrypoints");
CV_Assert(image.format.fourcc == VA_FOURCC_NV12);
/*
printf("image.format.fourcc = 0x%08x\n", image.format.fourcc);
printf("image.[width x height] = %d x %d\n", image.width, image.height);
printf("image.data_size = %d\n", image.data_size);
printf("image.num_planes = %d\n", image.num_planes);
printf("image.pitches[0..2] = 0x%08x 0x%08x 0x%08x\n", image.pitches[0], image.pitches[1], image.pitches[2]);
printf("image.offsets[0..2] = 0x%08x 0x%08x 0x%08x\n", image.offsets[0], image.offsets[1], image.offsets[2]);
*/
std::string fn = std::string(fileName) + std::string(doInterop ? ".on" : ".off");
FILE* out = fopen(fn.c_str(), "wb");
if (!out)
for (vld_entrypoint = 0; vld_entrypoint < num_entrypoints; ++vld_entrypoint)
{
perror(fileName);
exit(1);
if (entrypoints[vld_entrypoint] == VAEntrypointVLD)
break;
}
fwrite(buffer, 1, image.data_size, out);
fclose(out);
if (vld_entrypoint == num_entrypoints)
throw std::runtime_error("Failed to find VLD entry point");
vaUnmapBuffer(display, image.buf);
CHECK_VASTATUS(va_status, "vaUnmapBuffer");
attrib.type = VAConfigAttribRTFormat;
vaGetConfigAttributes(va::display, VAProfileMPEG2Main, VAEntrypointVLD, &attrib, 1);
if ((attrib.value & VA_RT_FORMAT_YUV420) == 0)
throw std::runtime_error("Desired YUV420 RT format not found");
}
vaDestroyImage(display, image.image_id);
CHECK_VASTATUS(va_status, "vaDestroyImage");
static cv::UMat readImage(const char* fileName)
{
cv::Mat m = cv::imread(fileName);
if (m.empty())
throw std::runtime_error("Failed to load image: " + std::string(fileName));
return m.getUMat(cv::ACCESS_RW);
}
static float run(const char* fn1, const char* fn2, bool doInterop)
static void writeImage(const cv::UMat& u, const char* fileName, bool doInterop)
{
VAEntrypoint entrypoints[5];
int num_entrypoints,vld_entrypoint;
VAConfigAttrib attrib;
VAConfigID config_id;
VASurfaceID surface_id;
VAContextID context_id;
VABufferID pic_param_buf,iqmatrix_buf,slice_param_buf,slice_data_buf;
VAStatus va_status;
std::string fn = std::string(fileName) + std::string(doInterop ? ".on" : ".off") + std::string(".jpg");
cv::imwrite(fn, u);
}
static float run(const char* infile, const char* outfile1, const char* outfile2, bool doInterop)
{
VASurfaceID surface;
VAStatus status;
Timer t;
// initialize CL context for CL/VA interop
cv::va_intel::ocl::initializeContextFromVA(va::display, doInterop);
va_status = vaQueryConfigEntrypoints(va::display, VAProfileMPEG2Main, entrypoints,
&num_entrypoints);
CHECK_VASTATUS(va_status, "vaQueryConfigEntrypoints");
// load input image
cv::UMat u1 = readImage(infile);
cv::Size size2 = u1.size();
status = vaCreateSurfaces(va::display, VA_RT_FORMAT_YUV420, size2.width, size2.height, &surface, 1, NULL, 0);
CHECK_VASTATUS(status, "vaCreateSurfaces");
for (vld_entrypoint = 0; vld_entrypoint < num_entrypoints; vld_entrypoint++) {
if (entrypoints[vld_entrypoint] == VAEntrypointVLD)
break;
}
if (vld_entrypoint == num_entrypoints) {
/* not find VLD entry point */
assert(0);
}
/* Assuming finding VLD, find out the format for the render target */
attrib.type = VAConfigAttribRTFormat;
vaGetConfigAttributes(va::display, VAProfileMPEG2Main, VAEntrypointVLD,
&attrib, 1);
if ((attrib.value & VA_RT_FORMAT_YUV420) == 0) {
/* not find desired YUV420 RT format */
assert(0);
}
// transfer image into VA surface, make sure all CL initialization is done (kernels etc)
cv::va_intel::convertToVASurface(va::display, u1, surface, size2);
cv::va_intel::convertFromVASurface(va::display, surface, size2, u1);
cv::UMat u2;
cv::blur(u1, u2, cv::Size(7, 7), cv::Point(-3, -3));
va_status = vaCreateConfig(va::display, VAProfileMPEG2Main, VAEntrypointVLD,
&attrib, 1,&config_id);
CHECK_VASTATUS(va_status, "vaCreateConfig");
va_status = vaCreateSurfaces(
va::display,
VA_RT_FORMAT_YUV420, CLIP_WIDTH, CLIP_HEIGHT,
&surface_id, 1,
NULL, 0
);
CHECK_VASTATUS(va_status, "vaCreateSurfaces");
/* Create a context for this decode pipe */
va_status = vaCreateContext(va::display, config_id,
CLIP_WIDTH,
((CLIP_HEIGHT+15)/16)*16,
VA_PROGRESSIVE,
&surface_id,
1,
&context_id);
CHECK_VASTATUS(va_status, "vaCreateContext");
va_status = vaCreateBuffer(va::display, context_id,
VAPictureParameterBufferType,
sizeof(VAPictureParameterBufferMPEG2),
1, &pic_param,
&pic_param_buf);
CHECK_VASTATUS(va_status, "vaCreateBuffer");
va_status = vaCreateBuffer(va::display, context_id,
VAIQMatrixBufferType,
sizeof(VAIQMatrixBufferMPEG2),
1, &iq_matrix,
&iqmatrix_buf );
CHECK_VASTATUS(va_status, "vaCreateBuffer");
va_status = vaCreateBuffer(va::display, context_id,
VASliceParameterBufferType,
sizeof(VASliceParameterBufferMPEG2),
1,
&slice_param, &slice_param_buf);
CHECK_VASTATUS(va_status, "vaCreateBuffer");
va_status = vaCreateBuffer(va::display, context_id,
VASliceDataBufferType,
0xc4-0x2f+1,
1,
mpeg2_clip+0x2f,
&slice_data_buf);
CHECK_VASTATUS(va_status, "vaCreateBuffer");
va_status = vaBeginPicture(va::display, context_id, surface_id);
CHECK_VASTATUS(va_status, "vaBeginPicture");
va_status = vaRenderPicture(va::display,context_id, &pic_param_buf, 1);
CHECK_VASTATUS(va_status, "vaRenderPicture");
va_status = vaRenderPicture(va::display,context_id, &iqmatrix_buf, 1);
CHECK_VASTATUS(va_status, "vaRenderPicture");
va_status = vaRenderPicture(va::display,context_id, &slice_param_buf, 1);
CHECK_VASTATUS(va_status, "vaRenderPicture");
va_status = vaRenderPicture(va::display,context_id, &slice_data_buf, 1);
CHECK_VASTATUS(va_status, "vaRenderPicture");
va_status = vaEndPicture(va::display,context_id);
CHECK_VASTATUS(va_status, "vaEndPicture");
va_status = vaSyncSurface(va::display, surface_id);
CHECK_VASTATUS(va_status, "vaSyncSurface");
dumpSurface(va::display, surface_id, fn1, doInterop);
cv::Size size(CLIP_WIDTH,CLIP_HEIGHT);
cv::UMat u;
cv::va_intel::convertFromVASurface(va::display, surface_id, size, u);
cv::blur(u, u, cv::Size(7, 7), cv::Point(-3, -3));
cv::va_intel::convertToVASurface(va::display, u, surface_id, size);
// measure performance on some image processing
writeImage(u1, outfile1, doInterop);
t.start();
cv::va_intel::convertFromVASurface(va::display, surface_id, size, u);
cv::blur(u, u, cv::Size(7, 7), cv::Point(-3, -3));
cv::va_intel::convertToVASurface(va::display, u, surface_id, size);
cv::va_intel::convertFromVASurface(va::display, surface, size2, u1);
cv::blur(u1, u2, cv::Size(7, 7), cv::Point(-3, -3));
cv::va_intel::convertToVASurface(va::display, u2, surface, size2);
t.stop();
writeImage(u2, outfile2, doInterop);
dumpSurface(va::display, surface_id, fn2, doInterop);
vaDestroySurfaces(va::display,&surface_id,1);
vaDestroyConfig(va::display,config_id);
vaDestroyContext(va::display,context_id);
vaDestroySurfaces(va::display, &surface,1);
return t.time(Timer::MSEC);
}
class CmdlineParser
int main(int argc, char** argv)
{
public:
CmdlineParser(int argc, char** argv):
m_argc(argc), m_argv(argv)
{}
// true => go, false => usage/exit; extra args/unknown options are ignored for simplicity
bool run()
{
int n = 0;
m_files[0] = m_files[1] = 0;
#if defined(HAVE_VA_INTEL)
m_interop = true;
#elif defined(HAVE_VA)
m_interop = false;
#endif //HAVE_VA_INTEL / HAVE_VA
for (int i = 1; i < m_argc; ++i)
{
const char *arg = m_argv[i];
if (arg[0] == '-') // option
{
#if defined(HAVE_VA_INTEL)
if (!strcmp(arg, "-f"))
m_interop = false;
#endif //HAVE_VA_INTEL
}
else // parameter
{
if (n < 2)
m_files[n++] = arg;
}
}
return bool(n >= 2);
}
bool isInterop() const
{
return m_interop;
}
const char* getFile(int n) const
try
{
CmdlineParser cmd(argc, argv);
if (!cmd.run())
{
return ((n >= 0) && (n < 2)) ? m_files[n] : 0;
cmd.usage();
return 0;
}
private:
int m_argc;
char** m_argv;
const char* m_files[2];
bool m_interop;
};
int main(int argc, char** argv)
{
CmdlineParser cmd(argc, argv);
if (!cmd.run())
{
fprintf(stderr,
#if defined(HAVE_VA_INTEL)
"Usage: va_intel_interop [-f] file1 file2\n\n"
"Interop ON/OFF version\n\n"
"where: -f option indicates interop is off (fallback mode); interop is on by default\n"
#elif defined(HAVE_VA)
"Usage: va_intel_interop file1 file2\n\n"
"Interop OFF only version\n\n"
"where:\n"
#endif //HAVE_VA_INTEL / HAVE_VA
" file1 is to be created, contains original surface data (NV12)\n"
" file2 is to be created, contains processed surface data (NV12)\n");
exit(0);
}
if (!va::openDisplay())
throw std::runtime_error("Failed to open VA display for CL-VA interoperability");
std::cout << "VA display opened successfully" << std::endl;
if (!va::openDisplay())
{
fprintf(stderr, "Failed to open VA display for CL-VA interoperability\n");
exit(1);
}
fprintf(stderr, "VA display opened successfully\n");
checkIfAvailableYUV420();
const char* file0 = cmd.getFile(0);
const char* file1 = cmd.getFile(1);
bool doInterop = cmd.isInterop();
const char* infile = cmd.getFile(CmdlineParser::fnInput);
const char* outfile1 = cmd.getFile(CmdlineParser::fnOutput1);
const char* outfile2 = cmd.getFile(CmdlineParser::fnOutput2);
bool doInterop = cmd.isInterop();
float time = run(file0, file1, doInterop);
float time = run(infile, outfile1, outfile2, doInterop);
fprintf(stderr, "Interop %s: processing time, msec: %7.3f\n", (doInterop ? "ON " : "OFF"), time);
std::cout << "Interop " << (doInterop ? "ON " : "OFF") << ": processing time, msec: " << time << std::endl;
}
catch (std::exception& ex)
{
std::cerr << "ERROR: " << ex.what() << std::endl;
}
va::closeDisplay();
return 0;
......
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