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Integrating libcamera

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raghu447 2020-04-20 12:26:50 +05:30 • committed by Wim Taymans
parent ee1b79c4cd
commit 9024cc4444
24 changed files with 4826 additions and 13 deletions
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128
spa/plugins/libcamera/libcamera_wrapper.h Normal file
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/* Spa libcamera support
*
* Copyright (C) 2020, Collabora Ltd.
* Author: Raghavendra Rao Sidlagatta <raghavendra.rao@collabora.com>
*
* libcamera_wrapper.h
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef __LIBCAMERA_WRAPPER_H
#define __LIBCAMERA_WRAPPER_H
#ifdef __cplusplus
extern "C" {
#endif
#define MAX_NUM_BUFFERS 16
typedef struct CamData {
uint32_t idx;
uint32_t type;
int64_t fd;
uint32_t maxsize; /**< max size of data */
uint32_t size; /**< size of valid data. Should be clamped to
* maxsize. */
struct timeval timestamp;
uint32_t sequence;
void *data;
}CamData;
typedef struct OutBuf {
uint32_t bufIdx;
uint32_t n_datas; /**< number of data members */
struct CamData *datas; /**< array of data members */
}OutBuf;
typedef struct LibCamera LibCamera;
LibCamera *newLibCamera();
void deleteLibCamera(LibCamera *camera);
void libcamera_set_log(LibCamera *camera, struct spa_log *log);
bool libcamera_open(LibCamera *camera);
void libcamera_close(LibCamera *camera);
void libcamera_connect(LibCamera *camera);
void libcamera_disconnect(LibCamera *camera);
int libcamera_isCapturing(LibCamera *camera);
int libcamera_start_capture(LibCamera *camera);
void libcamera_stop_capture(LibCamera *camera);
int libcamera_get_refcnt(LibCamera *camera);
uint32_t libcamera_get_streamcfg_width(LibCamera *camera);
uint32_t libcamera_get_streamcfg_height(LibCamera *camera);
uint32_t libcamera_get_streamcfgpixel_format(LibCamera *camera);
uint32_t libcamera_enum_streamcfgpixel_format(LibCamera *camera, uint32_t idx);
uint32_t libcamera_video_format_to_drm(uint32_t fmt);
uint32_t libcamera_drm_to_video_format(unsigned int drm);
uint32_t libcamera_get_nbuffers(LibCamera *camera);
uint32_t libcamera_get_nplanes(LibCamera *camera);
int64_t libcamera_get_fd(LibCamera *camera, int bufIdx, int planeIdx);
int32_t libcamera_get_max_size(LibCamera *camera);
int32_t libcamera_set_control(LibCamera *camera, uint32_t control_id, float value);
void libcamera_set_streamcfg_width(LibCamera *camera, uint32_t w);
void libcamera_set_streamcfg_height(LibCamera *camera, uint32_t w);
void libcamera_set_streamcfgpixel_format(LibCamera *camera, uint32_t fmt);
void libcamera_get_streamcfg_size(LibCamera *camera, uint32_t idx, uint32_t *width, uint32_t *height);
uint32_t libcamera_get_stride(LibCamera *camera);
void *libcamera_get_ring_buffer_data(LibCamera *camera);
void libcamera_reset_ring_buffer_data(LibCamera *camera);
void libcamera_ringbuffer_read_update(LibCamera *camera);
bool libcamera_is_data_available(LibCamera *camera);
void libcamera_consume_data(LibCamera *camera);
void libcamera_free_CamData(LibCamera *camera, CamData *p);
void libcamera_free_OutBuf(LibCamera *camera, OutBuf *p);
#ifdef __cplusplus
}
#endif /* extern "C" */
#endif /* __LIBCAMERA_WRAPPER_H */