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99 lines
4.3 KiB
C
99 lines
4.3 KiB
C
/*
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Copyright (c) 2012, Broadcom Europe Ltd
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef MMALCAM_MMALCAM_H_
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#define MMALCAM_MMALCAM_H_
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#define VCOS_LOG_CATEGORY (&mmalcam_log_category)
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#include "interface/vcos/vcos.h"
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#include "interface/mmal/mmal.h"
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extern VCOS_LOG_CAT_T mmalcam_log_category;
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typedef enum
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{
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MMALCAM_CHANGE_NONE,
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MMALCAM_CHANGE_IMAGE_EFFECT,
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MMALCAM_CHANGE_ROTATION,
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MMALCAM_CHANGE_ZOOM,
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MMALCAM_CHANGE_FOCUS,
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MMALCAM_CHANGE_DRC,
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MMALCAM_CHANGE_HDR,
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MMALCAM_CHANGE_CONTRAST,
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MMALCAM_CHANGE_BRIGHTNESS,
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MMALCAM_CHANGE_SATURATION,
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MMALCAM_CHANGE_SHARPNESS,
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} MMALCAM_CHANGE_T;
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typedef enum
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{
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MMALCAM_INIT_SUCCESS,
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MMALCAM_INIT_ERROR_EVENT_FLAGS,
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MMALCAM_INIT_ERROR_VCSM_INIT,
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MMALCAM_INIT_ERROR_CAMERA,
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MMALCAM_INIT_ERROR_RENDER,
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MMALCAM_INIT_ERROR_VIEWFINDER,
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MMALCAM_INIT_ERROR_ENCODER,
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MMALCAM_INIT_ERROR_ENCODER_IN,
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MMALCAM_INIT_ERROR_ENCODER_OUT,
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MMALCAM_INIT_ERROR_WRITER,
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MMALCAM_INIT_ERROR_CAMERA_CAPTURE,
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} MMALCAM_INIT_STATUS_T;
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typedef struct MMALCAM_BEHAVIOUR_T
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{
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const char *uri; /**< Output URI for recording */
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const char *vformat; /**< Video resolution and encoding format */
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MMAL_RECT_T display_area; /**< Size and position of viewfinder on screen */
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uint32_t layer; /**< Layer number of the viewfinder */
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MMALCAM_CHANGE_T change; /**< Camera change to make, if any */
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uint32_t seconds_per_change; /**< Number of seconds between changes */
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MMAL_RATIONAL_T frame_rate; /**< Frame rate, or zero for variable */
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MMAL_BOOL_T zero_copy; /**< Enable zero copy if set */
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MMAL_BOOL_T tunneling; /**< Enable port tunneling if set */
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MMAL_BOOL_T opaque; /**< Enable opaque image support */
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VCOS_SEMAPHORE_T init_sem; /**< Semaphore signalled once initialisation is complete */
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MMALCAM_INIT_STATUS_T init_result; /**< Result of initialisation */
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MMAL_PARAMETER_STATISTICS_T render_stats; /**< Video render stats */
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MMAL_PARAMETER_STATISTICS_T encoder_stats; /**< Video encoder output stats */
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uint32_t bit_rate; /**< Video encoder bit rate */
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MMAL_PARAM_FOCUS_T focus_test; /**< Set to given focus, MMAL_PARAM_FOCUS_MAX to disable */
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uint32_t camera_num; /**< camera number */
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} MMALCAM_BEHAVIOUR_T;
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/** Start the camcorder.
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*
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* Starts a viewfinder/preview on screen and optionally encodes the camera
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* output to a URI.
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*
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* @param stop When this is set to 1 externally, the camcorder will be stopped.
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* @param behaviour Defines the behaviour of the camcorder, for automation
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* purposes.
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*/
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int test_mmal_start_camcorder(volatile int *stop, MMALCAM_BEHAVIOUR_T *behaviour);
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#endif /* MMALCAM_MMALCAM_H_ */
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