Differential D16573 Diff 57883 source/blender/blenkernel/intern/tracking_util.c

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source/blender/blenkernel/intern/tracking_util.c

Show First 20 Lines • Show All 367 Lines • ▼ Show 20 Lines	for (int i = 0; i < 4; i++) {
marker->pattern_corners[i][0] -= marker_unified[0];		marker->pattern_corners[i][0] -= marker_unified[0];
marker->pattern_corners[i][1] -= marker_unified[1];		marker->pattern_corners[i][1] -= marker_unified[1];
}		}

marker->pos[0] += marker_unified[0];		marker->pos[0] += marker_unified[0];
marker->pos[1] += marker_unified[1];		marker->pos[1] += marker_unified[1];
}		}

		void tracking_principal_point_normalized_to_pixel(const float principal_point_normalized[2],
		const int frame_width,
		const int frame_height,
		float r_principal_point_pixel[2])
		{
		const float frame_center_x = ((float)frame_width) / 2;
		const float frame_center_y = ((float)frame_height) / 2;

		r_principal_point_pixel[0] = frame_center_x + principal_point_normalized[0] * frame_center_x;
		r_principal_point_pixel[1] = frame_center_y + principal_point_normalized[1] * frame_center_y;
		}

		void tracking_principal_point_pixel_to_normalized(const float principal_point_pixel[2],
		const int frame_width,
		const int frame_height,
		float r_principal_point_normalized[2])
		{
		const float frame_center_x = ((float)frame_width) / 2;
		const float frame_center_y = ((float)frame_height) / 2;

		r_principal_point_normalized[0] = (principal_point_pixel[0] - frame_center_x) / frame_center_x;
		r_principal_point_normalized[1] = (principal_point_pixel[1] - frame_center_y) / frame_center_y;
		}

/** \} */		/** \} */

/* -------------------------------------------------------------------- */		/* -------------------------------------------------------------------- */
/** \name General Purpose Utility Functions		/** \name General Purpose Utility Functions
* \{ */		* \{ */

void tracking_marker_insert_disabled(MovieTrackingTrack *track,		void tracking_marker_insert_disabled(MovieTrackingTrack *track,
const MovieTrackingMarker *ref_marker,		const MovieTrackingMarker *ref_marker,
▲ Show 20 Lines • Show All 98 Lines • ▼ Show 20 Lines	static void distortion_model_parameters_from_options(

/* Libmv returned distortion model which is not known to Blender. This is a logical error in code		/* Libmv returned distortion model which is not known to Blender. This is a logical error in code
* and Blender side is to be updated to match Libmv. */		* and Blender side is to be updated to match Libmv. */
BLI_assert_msg(0, "Unknown distortion model");		BLI_assert_msg(0, "Unknown distortion model");
}		}

void tracking_cameraIntrinscisOptionsFromTracking(		void tracking_cameraIntrinscisOptionsFromTracking(
MovieTracking *tracking,		MovieTracking *tracking,
int calibration_width,		const int calibration_width,
int calibration_height,		const int calibration_height,
libmv_CameraIntrinsicsOptions *camera_intrinsics_options)		libmv_CameraIntrinsicsOptions *camera_intrinsics_options)
{		{
MovieTrackingCamera *camera = &tracking->camera;		MovieTrackingCamera *camera = &tracking->camera;
float aspy = 1.0f / tracking->camera.pixel_aspect;		const float aspy = 1.0f / tracking->camera.pixel_aspect;

		float principal_px[2];
		tracking_principal_point_normalized_to_pixel(
		camera->principal_point, calibration_width, calibration_height, principal_px);

camera_intrinsics_options->num_threads = BLI_system_thread_count();		camera_intrinsics_options->num_threads = BLI_system_thread_count();

camera_intrinsics_options->focal_length = camera->focal;		camera_intrinsics_options->focal_length = camera->focal;

camera_intrinsics_options->principal_point_x = camera->principal[0];		camera_intrinsics_options->principal_point_x = principal_px[0];
camera_intrinsics_options->principal_point_y = camera->principal[1] * aspy;		camera_intrinsics_options->principal_point_y = principal_px[1] * aspy;

distortion_model_parameters_from_tracking(camera, camera_intrinsics_options);		distortion_model_parameters_from_tracking(camera, camera_intrinsics_options);

camera_intrinsics_options->image_width = calibration_width;		camera_intrinsics_options->image_width = calibration_width;
camera_intrinsics_options->image_height = (int)(calibration_height * aspy);		camera_intrinsics_options->image_height = (int)(calibration_height * aspy);
}		}

void tracking_trackingCameraFromIntrinscisOptions(		void tracking_trackingCameraFromIntrinscisOptions(
MovieTracking tracking, const libmv_CameraIntrinsicsOptions camera_intrinsics_options)		MovieTracking tracking, const libmv_CameraIntrinsicsOptions camera_intrinsics_options)
{		{
float aspy = 1.0f / tracking->camera.pixel_aspect;		float aspy = 1.0f / tracking->camera.pixel_aspect;
MovieTrackingCamera *camera = &tracking->camera;		MovieTrackingCamera *camera = &tracking->camera;

camera->focal = camera_intrinsics_options->focal_length;		camera->focal = camera_intrinsics_options->focal_length;

camera->principal[0] = camera_intrinsics_options->principal_point_x;		const float principal_px[2] = {camera_intrinsics_options->principal_point_x,
camera->principal[1] = camera_intrinsics_options->principal_point_y / (double)aspy;		camera_intrinsics_options->principal_point_y / (double)aspy};

		tracking_principal_point_pixel_to_normalized(principal_px,
		camera_intrinsics_options->image_width,
		camera_intrinsics_options->image_height,
		camera->principal_point);

distortion_model_parameters_from_options(camera_intrinsics_options, camera);		distortion_model_parameters_from_options(camera_intrinsics_options, camera);
}		}

MovieTrackingMarker tracking_get_keyframed_marker(MovieTrackingTrack track,		MovieTrackingMarker tracking_get_keyframed_marker(MovieTrackingTrack track,
int current_frame,		int current_frame,
bool backwards)		bool backwards)
{		{
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