+++ /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 PLUGINVCLIENT_H
-#define PLUGINVCLIENT_H
-
-
-#include "maxbuffers.h"
-#include "pluginclient.h"
-#include "vframe.inc"
-
-// Maximum dimensions for a temporary frame a plugin should retain between
-// process_buffer calls. This allows memory conservation.
-#define PLUGIN_MAX_W 2000
-#define PLUGIN_MAX_H 1000
-
-
-
-class PluginVClient : public PluginClient
-{
-public:
- PluginVClient(PluginServer *server);
- virtual ~PluginVClient();
-
- int get_render_ptrs();
- int init_realtime_parameters();
- int delete_nonrealtime_parameters();
- int is_video();
-// Replaced by pull method
-/*
- * void plugin_process_realtime(VFrame **input,
- * VFrame **output,
- * int64_t current_position,
- * int64_t total_len);
- */
-// Multichannel buffer process for backwards compatibility
- virtual int process_realtime(VFrame **input,
- VFrame **output);
-// Single channel buffer process for backwards compatibility and transitions
- virtual int process_realtime(VFrame *input,
- VFrame *output);
-
-// Process buffer using pull method. By default this loads the input into *frame
-// and calls process_realtime with input and output pointing to frame.
-// start_position - requested position relative to frame rate. Relative
-// to start of EDL. End of buffer if reverse.
-// sample_rate - scale of start_position.
-// These should return 1 if error or 0 if success.
- virtual int process_buffer(VFrame **frame,
- int64_t start_position,
- double frame_rate);
- virtual int process_buffer(VFrame *frame,
- int64_t start_position,
- double frame_rate);
-
-
- virtual int process_loop(VFrame **buffers) { return 1; };
- virtual int process_loop(VFrame *buffer) { return 1; };
- int plugin_process_loop(VFrame **buffers, int64_t &write_length);
-
- int plugin_start_loop(int64_t start,
- int64_t end,
- int64_t buffer_size,
- int total_buffers);
- int plugin_get_parameters();
-
-// Called by non-realtime client to read frame for processing.
-// buffer - output frame
-// channel - channel of the plugin input for a multichannel plugin
-// start_position - start of frame in forward. end of frame in reverse.
-// Relative to start of EDL.
- int read_frame(VFrame *buffer,
- int channel,
- int64_t start_position);
- int read_frame(VFrame *buffer,
- int64_t start_position);
-
-// Called by realtime plugin to read frame from previous entity
-// framerate - framerate start_position is relative to. Used by preceeding plugiun
-// to calculate output frame number. Provided so the client can get data
-// at a higher fidelity than provided by the EDL.
-// start_position - start of frame in forward. end of frame in reverse.
-// Relative to start of EDL.
-// frame_rate - frame rate position is scaled to
- int read_frame(VFrame *buffer,
- int channel,
- int64_t start_position,
- double frame_rate,
- int use_opengl /* = 0 */);
-
-
-// User calls this to request an opengl routine to be run synchronously.
- int run_opengl();
-
-// Called by Playback3D to run opengl commands synchronously.
-// Overridden by the user with the commands to run synchronously.
- virtual int handle_opengl();
-
-// Used by the opengl handlers to get the
-// arguments to process_buffer.
-// For realtime plugins, they're identical for input and output.
- VFrame* get_input(int channel = 0);
- VFrame* get_output(int channel = 0);
-
-// For aggregation, this does case sensitive compares with the
-// the stack in the frame object.
-// Only possible for video because VFrame stores the effect stacks.
- int next_effect_is(const char *title);
- int prev_effect_is(const char *title);
-
-// Called by user to allocate the temporary for the current process_buffer.
-// It may be deleted after the process_buffer to conserve memory.
- VFrame* new_temp(int w, int h, int color_model);
-// Called by PluginServer after process_buffer to delete the temp if it's too
-// large.
- void age_temp();
-// Get the temporary created by new_temp. Only valid if it occurs after new_temp
-// in the same process_buffer call.
- VFrame* get_temp();
-
-// Frame rate relative to EDL
- double get_project_framerate();
-// Frame rate requested
- double get_framerate();
-
- int64_t local_to_edl(int64_t position);
- int64_t edl_to_local(int64_t position);
-
-// ======================== Non realtime buffer pointers =======================
-// Channels of arrays of frames that the client uses.
- VFrame ***video_in, ***video_out;
-
-// point to the start of the buffers
- ArrayList<VFrame***> input_ptr_master;
- ArrayList<VFrame***> output_ptr_master;
-// Pointers to the regions for a single render.
-// Arrays are channels of arrays of frames.
- VFrame ***input_ptr_render;
- VFrame ***output_ptr_render;
-
-// ======================== Realtime buffer pointers ===========================
-// These are provided by the plugin server for the opengl handler.
- VFrame **input;
- VFrame **output;
-
-
-// Frame rate of EDL
- double project_frame_rate;
-// Local parameters set by non realtime plugin about the file to be generated.
-// Retrieved by server to set output file format.
-// In realtime plugins, these are set before every process_buffer as the
-// requested rates.
- double frame_rate;
- int project_color_model;
-// Whether user wants floating point calculations.
- int use_float;
-// Whether user wants alpha calculations.
- int use_alpha;
-// Whether user wants pixel interpolation.
- int use_interpolation;
-// Aspect ratio
- float aspect_w;
- float aspect_h;
-
-// Temp
- VFrame *temp;
-};
-
-
-
-#endif
projects / goodguy / history.git / blobdiff