+++ /dev/null
-
-/*
- * CINELERRA
- * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- */
-
-#ifndef VIDEODEVICE_H
-#define VIDEODEVICE_H
-
-#include "asset.inc"
-#include "assets.inc"
-#include "audio1394.inc"
-#include "audiodevice.inc"
-#include "bccapture.inc"
-#include "bctimer.h"
-#include "canvas.inc"
-#include "channel.inc"
-#include "channeldb.inc"
-#include "device1394output.inc"
-#include "devicempeginput.inc"
-#include "edl.inc"
-#include "file.inc"
-#include "guicast.h"
-#include "mwindow.inc"
-#include "mutex.inc"
-#include "preferences.inc"
-#include "recordmonitor.inc"
-#include "thread.h"
-#include "picture.inc"
-#include "vdevicebase.inc"
-#include "vdevice1394.inc"
-#include "vdevicebuz.inc"
-#include "vdevicelml.inc"
-#include "vdevicev4l.inc"
-#include "vdevicex11.inc"
-#include "videoconfig.inc"
-#include "videowindow.inc"
-
-
-// The keepalive thread runs continuously during recording.
-// If the recording thread doesn't reset still_alive, failed is incremented.
-// Failed is set to 0 if the recording thread resets still_alive.
-// It calls goose_input in the VideoDevice. The input driver should
-// trap goose_input and restart itself asynchronous of the recording thread.
-
-// Number of seconds for keepalive to freak out
-#define KEEPALIVE_DELAY 0.5
-
-class VideoDevice;
-
-class KeepaliveThread : public Thread
-{
-public:
- KeepaliveThread(VideoDevice *device);
- ~KeepaliveThread();
-
- void run();
- int reset_keepalive(); // Call after frame capture to reset counter
- int get_failed();
- int start_keepalive();
- int stop();
-
- Timer timer;
- int still_alive;
- int failed;
- int interrupted;
- VideoDevice *device;
- Mutex *startup_lock;
- int capturing;
-};
-
-class VideoDevice
-{
-public:
-// MWindow is required where picture settings are used, to get the defaults.
- VideoDevice(MWindow *mwindow = 0);
- ~VideoDevice();
-
- int close_all();
-
-// ===================================== Recording
- int open_input(VideoInConfig *config,
- int input_x,
- int input_y,
- float input_z,
- double frame_rate);
-
-// Call the constructor of the desired device.
-// Used by fix_asset and open_input
- VDeviceBase* new_device_base();
-
-// Used for dvb interface
- VDeviceBase* get_input_base();
-// Used for calling OpenGL functions
- VDeviceBase* get_output_base();
-
-// Return 1 if the data is compressed.
-// Called by Record::run to determine if compression option is fixed.
-// Called by RecordVideo::rewind_file to determine if FileThread should call
-// write_compressed_frames or write_frames.
- static int is_compressed(int driver, int use_file, int use_fixed);
- int is_compressed(int use_file, int use_fixed);
-
-// Load the specific channeldb for the device type
- static void load_channeldb(ChannelDB *channeldb, VideoInConfig *vconfig_in);
- static void save_channeldb(ChannelDB *channeldb, VideoInConfig *vconfig_in);
-
-
-// Return codec to store on disk if compressed
- void fix_asset(Asset *asset, int driver);
- static const char* drivertostr(int driver);
-// Get the best colormodel for recording given the file format.
-// Must be called between open_input and read_buffer.
- int get_best_colormodel(Asset *asset);
-// drop frames
- int drop_frames(int frames);
-// Specify the audio device opened concurrently with this video device
- int set_adevice(AudioDevice *adevice);
-// Return 1 if capturing locked up
- int get_failed();
-// Interrupt a crashed DV device
- int interrupt_crash();
-// Schedule capture size to be changed.
- int set_translation(int input_x, int input_y);
-// Change the channel
- int set_channel(Channel *channel);
- int set_captioning(int mode);
-// Set the quality of the JPEG compressor
- void set_quality(int quality);
-// Change field order
- int set_field_order(int odd_field_first);
-// Set frames to clear after translation change.
- int set_latency_counter(int value);
-// Values from -100 to 100
- int set_picture(PictureConfig *picture);
- int capture_frame(int frame_number); // Start the frame_number capturing
- int read_buffer(VFrame *frame); // Read the next frame off the device
- int has_signal();
- int create_channeldb(ArrayList<Channel*> *channeldb);
- int frame_to_vframe(VFrame *frame, unsigned char *input); // Translate the captured frame to a VFrame
- int initialize();
- ArrayList<Channel*>* get_inputs();
-// Create new input source if it doesn't match device_name.
-// Otherwise return it.
- Channel* new_input_source(char *device_name);
- BC_Bitmap* get_bitmap();
- DeviceMPEGInput *mpeg_device();
-
-// Used by all devices to cause fd's to be not copied in fork operations.
- int set_cloexec_flag(int desc, int value);
-
-// ================================== Playback
- int open_output(VideoOutConfig *config,
- float rate,
- int out_w,
- int out_h,
- Canvas *output,
- int single_frame);
- void set_cpus(int cpus);
-// Slippery is only used for hardware compression drivers
- int start_playback();
- int interrupt_playback();
-// Get output buffer for playback using colormodel.
-// colormodel argument should be as close to best_colormodel as possible
- void new_output_buffer(VFrame **output, int colormodel);
- int wait_for_startup();
- int wait_for_completion();
- int output_visible(); // Whether the output is visible or not.
- int stop_playback();
- void goose_input();
- long current_position(); // last frame rendered
- double get_timestamp(); // timestamp last frame
- double device_timestamp(); // device presentation timestamp
-// absolute frame of last frame in buffer.
-// The EDL parameter is passed to Canvas and can be 0.
- int write_buffer(VFrame *output, EDL *edl);
-// record menu auto config update
- void auto_update(double rate, int width, int height);
- int config_updated();
- void config_update();
- int get_iwidth() { return capture_w; }
- int get_iheight() { return capture_h; }
- double get_irate() { return frame_rate; }
-// record raw stream on file descr fd, to close use fd=-1
-// bsz records up to bsz bytes of past buffer data in first_write
- int start_toc(const char *path, const char *toc_path);
- int start_record(int fd, int bsz=0);
- int stop_record();
- int total_video_streams();
-// skimming
- int get_video_pid(int track);
- int get_video_info(int track, int &pid, double &framerate,
- int &width, int &height, char *title=0);
- int get_thumbnail(int stream, int64_t &position,
- unsigned char *&thumbnail, int &ww, int &hh);
- int set_skimming(int track, int skim, skim_fn fn, void *vp);
-
-// Flag when output is interrupted
- int interrupt;
-// Compression format in use by the output device
- int output_format;
- int is_playing_back;
-// Audio device to share data with
- AudioDevice *adevice;
-// Reading data from the audio device. This is set by the video device.
- int sharing;
-// Synchronize the close devices
- int done_sharing;
- Mutex *sharing_lock;
-
-// frame rates
- float orate, irate;
-// timer for displaying frames in the current buffer
- Timer buffer_timer;
-// timer for getting frame rate
- Timer rate_timer;
-// size of output frame being fed to device during playback
- int out_w, out_h;
-// modes
- int r, w;
-// time from start of previous frame to start of next frame in ms
- long frame_delay;
-// CPU count for MJPEG compression
- int cpus;
-
-
- int is_recording; // status of thread
- double frame_rate; // Frame rate to set in device
- double timestamp;
-// Location of input frame in captured frame
- int frame_in_capture_x1, frame_in_capture_x2, frame_in_capture_y1, frame_in_capture_y2;
- int capture_in_frame_x1, capture_in_frame_x2, capture_in_frame_y1, capture_in_frame_y2;
-// Size of raw captured frame
- int capture_w, capture_h;
- int input_x, input_y;
- float input_z;
-// Captured frame size can only be changed when ready
- int new_input_x, new_input_y;
- float new_input_z;
- int frame_resized;
-// When the frame is resized, need to clear all the buffer frames.
- int latency_counter;
- int capturing;
- int swap_bytes;
- int in_config_updated;
-
-
-// All the input sources on the device
- ArrayList<Channel*> input_sources;
- int odd_field_first;
-// Quality for the JPEG compressor
- int quality;
-// Single frame mode for playback
- int single_frame;
-
-// Copy of the most recent channel set by set_channel
- Channel *channel;
-// Flag for subdevice to change channels when it has a chance
- int channel_changed;
- Mutex *channel_lock;
-
-// Copy of the most recent picture controls
- int picture_changed;
- PictureConfig *picture;
- Mutex *picture_lock;
-
-
-// Change the capture size when ready
- int update_translation();
-
- VDeviceBase *input_base;
- VDeviceBase *output_base;
- VideoInConfig *in_config;
- VideoOutConfig *out_config;
- KeepaliveThread *keepalive;
- MWindow *mwindow;
-};
-
-
-
-#endif
projects / goodguy / history.git / blobdiff