AR2VideoParamWinDSVLT *ar2VideoOpenWinDSVL(const char *config)
{
AR2VideoParamWinDSVLT *vid = NULL;
const char config_default[] = "<?xml version=\"1.0\" encoding=\"UTF-8\"?><dsvl_input><camera show_format_dialog=\"true\" friendly_name=\"\"><pixel_format><RGB32 flip_h=\"false\" flip_v=\"true\"/></pixel_format></camera></dsvl_input>";
char *config0;
// Allocate the parameters structure and fill it in.
arMallocClear(vid, AR2VideoParamWinDSVLT, 1);
if (!config || !config[0]) {
config0 = _strdup(config_default);
} else {
config0 = _strdup(config);
}
CoInitialize(NULL);
vid->graphManager = new DSVL_VideoSource();
if (strncmp(config0, "<?xml", 5) == 0) {
if (FAILED(vid->graphManager->BuildGraphFromXMLString(config0))) goto bail;
} else {
if (FAILED(vid->graphManager->BuildGraphFromXMLFile(config0))) goto bail;
}
if (FAILED(vid->graphManager->EnableMemoryBuffer())) goto bail;
free(config0);
return (vid);
bail:
delete vid->graphManager;
free(config0);
free(vid);
return (NULL);
}
AR2VideoParamWinMCT *ar2VideoOpenWinMC(const char *config)
{
AR2VideoParamWinMCT *vid;
int width = 320;
int height = 240;
int flipH = 0, flipV = 0;
int devNum = 0;
int showDialog = -1;
const char *a;
char b[256];
const char config_default[] = "";
int err_i = 0;
//ARLOG("Entering ar2VideoOpenWinMC\n");
if (ar2VideoWinMCRefCount == 0) {
if (!ar2VideoWinMCInit2()) return NULL;
}
ar2VideoWinMCRefCount++;
arMallocClear(vid, AR2VideoParamWinMCT, 1);
vid->format = AR_PIXEL_FORMAT_INVALID;
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Unknown;
// Ensure the provided config is valid, otherwise use default config.
if (!config) a = config_default;
else if (!config[0]) a = config_default;
else a = config;
if (a != NULL) {
for (;;) {
while(*a == ' ' || *a == '\t') a++;
if (*a == '\0') break;
if (sscanf(a, "%s", b) == 0) break;
if (strncmp(b, "-devNum=", 8) == 0) {
if (sscanf(&b[8], "%d", &devNum) != 1) err_i = 1;
else if (devNum < 0) {
ARLOGe("Error: device number must be integer beginning with 1, or 0 to use default device.\n");
err_i = 1;
}
} else if( strncmp( b, "-format=", 8 ) == 0 ) {
if (strcmp(b+8, "0") == 0) {
vid->format = AR_PIXEL_FORMAT_INVALID;
ARLOGi("Requesting images in system default format.\n");
} else if (strcmp(b+8, "BGRA") == 0) {
vid->format = AR_PIXEL_FORMAT_BGRA;
ARLOGi("Requesting images in BGRA format.\n");
} else if (strcmp(b+8, "BGR") == 0) {
vid->format = AR_PIXEL_FORMAT_BGR;
ARLOGi("Requesting images in BGR format.\n");
} else if (strcmp(b+8, "RGB_565") == 0) {
vid->format = AR_PIXEL_FORMAT_RGB_565;
ARLOGi("Requesting images in RGB_565 format.\n");
} else if (strcmp(b+8, "RGBA_5551") == 0) {
vid->format = AR_PIXEL_FORMAT_RGBA_5551;
ARLOGi("Requesting images in RGB_5551 format.\n");
} else if (strcmp(b+8, "2vuy") == 0 || strcmp(b+8, "UYVY") == 0) {
vid->format = AR_PIXEL_FORMAT_2vuy;
ARLOGi("Requesting images in 2vuy/UYVY format.\n");
} else if (strcmp(b+8, "yuvs") == 0 || strcmp(b+8, "YUY2") == 0) {
vid->format = AR_PIXEL_FORMAT_yuvs;
ARLOGi("Requesting images in yuvs/YUY2 format.\n");
} else if (strcmp(b+8, "NV21") == 0) {
vid->format = AR_PIXEL_FORMAT_NV21;
ARLOGi("Requesting images in NV21 format.\n");
} else if (strcmp(b+8, "420f") == 0 || strcmp(b+8, "NV12") == 0) {
vid->format = AR_PIXEL_FORMAT_420f;
ARLOGi("Requesting images in 420f/NV12 format.\n");
} else {
ARLOGe("Ignoring request for unsupported video format '%s'.\n", b+8);
}
} else if( strncmp( b, "-position=", 10 ) == 0 ) {
if (strcmp(b+10, "rear") == 0 || strcmp(b+10, "back") == 0) {
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Back;
} else if (strcmp(b+10, "front") == 0) {
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Front;
} else if (strcmp(b+10, "left") == 0) {
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Left;
} else if (strcmp(b+10, "right") == 0) {
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Right;
} else if (strcmp(b+10, "top") == 0) {
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Top;
} else if (strcmp(b+10, "bottom") == 0) {
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Bottom;
} else if (strcmp(b+10, "default") == 0) {
vid->preferredDeviceLocation = Windows::Devices::Enumeration::Panel::Unknown;
} else {
ARLOGe("Error: unsupported video device position requested. Using default.\n");
}
} else if( strncmp( b, "-width=", 7 ) == 0 ) {
if( sscanf( &b[7], "%d", &width ) == 0 ) err_i = 1;
} else if( strncmp( b, "-height=", 8 ) == 0 ) {
if( sscanf( &b[8], "%d", &height ) == 0 ) err_i = 1;
} else if (strcmp(b, "-showDialog") == 0) {
showDialog = 1;
} else if (strcmp(b, "-noShowDialog") == 0) {
showDialog = 0;
} else if (strcmp(b, "-flipH") == 0) {
flipH = 1;
} else if (strcmp(b, "-noFlipH") == 0) {
flipH = 0;
} else if (strcmp(b, "-flipV") == 0) {
flipV = 1;
} else if (strcmp(b, "-noFlipV") == 0) {
flipV = 0;
} else if (strcmp(b, "-device=WinMC") == 0) {
//ARLOG("Device set to WinMC\n");
} else {
ARLOGe("Unrecognized config token: '%s'\n", b);
ar2VideoDispOptionWinMC();
return 0;
}
if (err_i) goto bail;
while(*a != ' ' && *a != '\t' && *a != '\0') a++;
}
}
// Defaults.
if (vid->format == AR_PIXEL_FORMAT_INVALID) vid->format = AR_PIXEL_FORMAT_BGR;
// Alloc and init WindowsMediaCapture.
vid->wmc = new WindowsMediaCapture;
if (!vid->wmc) {
ARLOGe("Error creating instance of Windows.Media.Capture.\n");
goto bail;
}
if (flipV) vid->wmc->setFlipV(true);
if (!startWMC(vid, width, height)) goto bail1;
return vid;
bail1:
delete vid->wmc;
vid->wmc = NULL;
bail:
free(vid);
ar2VideoWinMCRefCount--;
if (ar2VideoWinMCRefCount == 0) ar2VideoWinMCFinal2();
return NULL;
}
AR2VideoParamAndroidT *ar2VideoOpenAndroid( const char *config )
{
char *cacheDir = NULL;
AR2VideoParamAndroidT *vid;
const char *a;
char line[1024];
int err_i = 0;
int i;
int width = 0, height = 0;
arMallocClear( vid, AR2VideoParamAndroidT, 1 );
a = config;
if( a != NULL) {
for(;;) {
while( *a == ' ' || *a == '\t' ) a++;
if( *a == '\0' ) break;
if (sscanf(a, "%s", line) == 0) break;
if( strcmp( line, "-device=Android" ) == 0 ) {
} else if( strncmp( line, "-width=", 7 ) == 0 ) {
if( sscanf( &line[7], "%d", &width ) == 0 ) {
ARLOGe("Error: Configuration option '-width=' must be followed by width in integer pixels.\n");
err_i = 1;
}
} else if( strncmp( line, "-height=", 8 ) == 0 ) {
if( sscanf( &line[8], "%d", &height ) == 0 ) {
ARLOGe("Error: Configuration option '-height=' must be followed by height in integer pixels.\n");
err_i = 1;
}
} else if( strncmp( line, "-format=", 8 ) == 0 ) {
if (strcmp(line+8, "0") == 0) {
vid->format = 0;
ARLOGi("Requesting images in system default format.\n");
} else if (strcmp(line+8, "RGBA") == 0) {
vid->format = AR_PIXEL_FORMAT_RGBA;
ARLOGi("Requesting images in RGBA format.\n");
} else if (strcmp(line+8, "NV21") == 0) {
vid->format = AR_PIXEL_FORMAT_NV21;
ARLOGi("Requesting images in NV21 format.\n");
} else if (strcmp(line+8, "420f") == 0 || strcmp(line+8, "NV12") == 0) {
vid->format = AR_PIXEL_FORMAT_420f;
ARLOGi("Requesting images in 420f/NV12 format.\n");
} else {
ARLOGe("Ignoring request for unsupported video format '%s'.\n", line+8);
}
} else if (strncmp(a, "-cachedir=", 10) == 0) {
// Attempt to read in pathname, allowing for quoting of whitespace.
a += 10; // Skip "-cachedir=" characters.
if (*a == '"') {
a++;
// Read all characters up to next '"'.
i = 0;
while (i < (sizeof(line) - 1) && *a != '\0') {
line[i] = *a;
a++;
if (line[i] == '"') break;
i++;
}
line[i] = '\0';
} else {
sscanf(a, "%s", line);
}
if (!strlen(line)) {
ARLOGe("Error: Configuration option '-cachedir=' must be followed by path (optionally in double quotes).\n");
err_i = 1;
} else {
free(cacheDir);
cacheDir = strdup(line);
}
} else {
err_i = 1;
}
if (err_i) {
ARLOGe("Error: Unrecognised configuration option '%s'.\n", a);
ar2VideoDispOptionAndroid();
goto bail;
}
while( *a != ' ' && *a != '\t' && *a != '\0') a++;
}
}
// Initial state.
if (!vid->format) vid->format = AR_INPUT_ANDROID_PIXEL_FORMAT;
if (!vid->focal_length) vid->focal_length = AR_VIDEO_ANDROID_FOCAL_LENGTH_DEFAULT;
// In lieu of identifying the actual camera, we use manufacturer/model/board to identify a device,
// and assume that identical devices have identical cameras.
// Handset ID, via <sys/system_properties.h>.
int len;
len = __system_property_get(ANDROID_OS_BUILD_MANUFACTURER, vid->device_id); // len = (int)strlen(device_id).
vid->device_id[len] = '/';
len++;
len += __system_property_get(ANDROID_OS_BUILD_MODEL, vid->device_id + len);
vid->device_id[len] = '/';
len++;
len += __system_property_get(ANDROID_OS_BUILD_BOARD, vid->device_id + len);
// Set width and height if specified.
if (width && height) {
vid->width = width;
vid->height = height;
}
if (cparamSearchInit(cacheDir, false) < 0) {
ARLOGe("Unable to initialise cparamSearch.\n");
goto bail;
};
goto done;
bail:
free(vid);
vid = NULL;
done:
free(cacheDir);
return (vid);
}
