gstreamer/sys/rpicamsrc/RaspiCapture.h

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/*
* GStreamer
* Copyright (C) 2013-2015 Jan Schmidt <jan@centricular.com>
*
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* 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 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.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __RASPICAPTURE_H__
#define __RASPICAPTURE_H__
#include <glib.h>
#include <inttypes.h>
#include "interface/mmal/mmal_common.h"
#include "interface/mmal/mmal_types.h"
#include "interface/mmal/mmal_parameters_camera.h"
#include "interface/mmal/mmal_component.h"
#include "RaspiCamControl.h"
#include "RaspiPreview.h"
#define RPICAMSRC_MAX_FPS 1000
GST_DEBUG_CATEGORY_EXTERN (gst_rpi_cam_src_debug);
#define GST_CAT_DEFAULT gst_rpi_cam_src_debug
#undef fprintf
#define fprintf(f,...) GST_LOG(__VA_ARGS__)
#undef vcos_log_error
#define vcos_log_error GST_ERROR
#undef vcos_log_warn
#define vcos_log_warn GST_WARNING
#define GST_FLOW_ERROR_TIMEOUT GST_FLOW_CUSTOM_ERROR
#define GST_FLOW_KEEP_ACCUMULATING GST_FLOW_CUSTOM_SUCCESS
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G_BEGIN_DECLS
typedef enum
{
PROP_CHANGE_ENCODING = (1 << 0), /* BITRATE or QUANT or KEY Interval, intra refresh */
PROP_CHANGE_PREVIEW = (1 << 1), /* Preview opacity or fullscreen */
PROP_CHANGE_COLOURBALANCE = (1 << 2),
PROP_CHANGE_SENSOR_SETTINGS = (1 << 3), /* ISO, EXPOSURE, SHUTTER, DRC, Sensor Mode */
PROP_CHANGE_VIDEO_STABILISATION = (1 << 4),
PROP_CHANGE_AWB = (1 << 5),
PROP_CHANGE_IMAGE_COLOUR_EFFECT = (1 << 6),
PROP_CHANGE_ORIENTATION = (1 << 7),
PROP_CHANGE_ROI = (1 << 8),
PROP_CHANGE_ANNOTATION = (1 << 9)
} RpiPropChangeFlags;
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/** Structure containing all state information for the current run
*/
typedef struct
{
RpiPropChangeFlags change_flags;
int verbose; /// !0 if want detailed run information
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int timeout; /// Time taken before frame is grabbed and app then shuts down. Units are milliseconds
int width; /// Requested width of image
int height; /// requested height of image
int bitrate; /// Requested bitrate
int fps_n; /// Requested frame rate (fps) numerator
int fps_d; /// Requested frame rate (fps) denominator
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int intraperiod; /// Intra-refresh period (key frame rate)
int quantisationParameter; /// Quantisation parameter - quality. Set bitrate 0 and set this for variable bitrate
int bInlineHeaders; /// Insert inline headers to stream (SPS, PPS)
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int demoMode; /// Run app in demo mode
int demoInterval; /// Interval between camera settings changes
int immutableInput; /// Flag to specify whether encoder works in place or creates a new buffer. Result is preview can display either
/// the camera output or the encoder output (with compression artifacts)
int profile; /// H264 profile to use for encoding
RASPIPREVIEW_PARAMETERS preview_parameters; /// Preview setup parameters
RASPICAM_CAMERA_PARAMETERS camera_parameters; /// Camera setup parameters
int inlineMotionVectors; /// Encoder outputs inline Motion Vectors
int cameraNum; /// Camera number
int settings; /// Request settings from the camera
int sensor_mode; /// Sensor mode. 0=auto. Check docs/forum for modes selected by other values.
int intra_refresh_type; /// What intra refresh type to use. -1 to not set.
MMAL_FOURCC_T encoding; // Which encoding to use
int jpegQuality;
int jpegRestartInterval;
int useSTC;
} RASPIVID_CONFIG;
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typedef struct RASPIVID_STATE_T RASPIVID_STATE;
void raspicapture_init(void);
void raspicapture_default_config(RASPIVID_CONFIG *config);
RASPIVID_STATE *raspi_capture_setup(RASPIVID_CONFIG *config);
gboolean raspi_capture_start(RASPIVID_STATE *state);
void raspi_capture_update_config (RASPIVID_STATE *state,
RASPIVID_CONFIG *config, gboolean dynamic);
GstFlowReturn raspi_capture_fill_buffer(RASPIVID_STATE *state, GstBuffer **buf,
GstClock *clock, GstClockTime base_time);
void raspi_capture_stop(RASPIVID_STATE *state);
void raspi_capture_free(RASPIVID_STATE *state);
gboolean raspi_capture_request_i_frame(RASPIVID_STATE *state);
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G_END_DECLS
#endif