195 lines
6 KiB
C
195 lines
6 KiB
C
|
/**
|
||
|
* PANDA 3D SOFTWARE
|
||
|
* Copyright (c) Carnegie Mellon University. All rights reserved.
|
||
|
*
|
||
|
* All use of this software is subject to the terms of the revised BSD
|
||
|
* license. You should have received a copy of this license along
|
||
|
* with this source code in a file named "LICENSE."
|
||
|
*
|
||
|
* @file movieTexture.h
|
||
|
* @author jyelon
|
||
|
* @date 2007-08-01
|
||
|
*/
|
||
|
|
||
|
#ifndef MOVIETEXTURE_H
|
||
|
#define MOVIETEXTURE_H
|
||
|
|
||
|
#include "pandabase.h"
|
||
|
|
||
|
#ifdef HAVE_AUDIO
|
||
|
|
||
|
#include "movieVideo.h"
|
||
|
#include "movieVideoCursor.h"
|
||
|
#include "audioSound.h"
|
||
|
#include "pipelineCycler.h"
|
||
|
#include "cycleData.h"
|
||
|
#include "cycleDataWriter.h"
|
||
|
#include "cycleDataReader.h"
|
||
|
|
||
|
/**
|
||
|
* A texture that fetches video frames from an underlying object of class
|
||
|
* Movie.
|
||
|
*/
|
||
|
class EXPCL_PANDA_GRUTIL MovieTexture : public Texture {
|
||
|
PUBLISHED:
|
||
|
explicit MovieTexture(const std::string &name);
|
||
|
explicit MovieTexture(MovieVideo *video);
|
||
|
MovieTexture(const MovieTexture ©) = delete;
|
||
|
virtual ~MovieTexture();
|
||
|
|
||
|
INLINE double get_video_length() const;
|
||
|
INLINE int get_video_width() const;
|
||
|
INLINE int get_video_height() const;
|
||
|
|
||
|
INLINE MovieVideoCursor *get_color_cursor(int page);
|
||
|
INLINE MovieVideoCursor *get_alpha_cursor(int page);
|
||
|
|
||
|
void restart();
|
||
|
void stop();
|
||
|
void play();
|
||
|
void set_time(double t);
|
||
|
double get_time() const;
|
||
|
void set_loop(bool enable);
|
||
|
bool get_loop() const;
|
||
|
void set_loop_count(int count);
|
||
|
int get_loop_count() const;
|
||
|
void set_play_rate(double play_rate);
|
||
|
double get_play_rate() const;
|
||
|
bool is_playing() const;
|
||
|
void synchronize_to(AudioSound *sound);
|
||
|
void unsynchronize();
|
||
|
|
||
|
PUBLISHED:
|
||
|
MAKE_PROPERTY(video_length, get_video_length);
|
||
|
MAKE_PROPERTY(video_width, get_video_width);
|
||
|
MAKE_PROPERTY(video_height, get_video_height);
|
||
|
|
||
|
MAKE_PROPERTY(time, get_time, set_time);
|
||
|
MAKE_PROPERTY(loop, get_loop, set_loop);
|
||
|
MAKE_PROPERTY(loop_count, get_loop_count, set_loop_count);
|
||
|
MAKE_PROPERTY(play_rate, get_play_rate, set_play_rate);
|
||
|
MAKE_PROPERTY(playing, is_playing);
|
||
|
|
||
|
public:
|
||
|
virtual void ensure_loader_type(const Filename &filename);
|
||
|
|
||
|
static PT(Texture) make_texture();
|
||
|
virtual bool has_cull_callback() const;
|
||
|
virtual bool cull_callback(CullTraverser *trav, const CullTraverserData &data) const;
|
||
|
|
||
|
protected:
|
||
|
class CData;
|
||
|
|
||
|
virtual PT(Texture) make_copy_impl() const;
|
||
|
void do_assign(CData *cdata, Texture::CData *cdata_tex, const MovieTexture *copy,
|
||
|
const CData *cdata_copy, const Texture::CData *cdata_copy_tex);
|
||
|
|
||
|
virtual void do_reload_ram_image(Texture::CData *cdata, bool allow_compression);
|
||
|
virtual bool get_keep_ram_image() const;
|
||
|
virtual bool do_has_bam_rawdata(const Texture::CData *cdata) const;
|
||
|
virtual void do_get_bam_rawdata(Texture::CData *cdata);
|
||
|
virtual bool do_can_reload(const Texture::CData *cdata) const;
|
||
|
|
||
|
virtual bool do_adjust_this_size(const Texture::CData *cdata,
|
||
|
int &x_size, int &y_size, const std::string &name,
|
||
|
bool for_padding) const;
|
||
|
|
||
|
virtual bool do_read_one(Texture::CData *cdata,
|
||
|
const Filename &fullpath, const Filename &alpha_fullpath,
|
||
|
int z, int n, int primary_file_num_channels, int alpha_file_channel,
|
||
|
const LoaderOptions &options,
|
||
|
bool header_only, BamCacheRecord *record);
|
||
|
virtual bool do_load_one(Texture::CData *cdata,
|
||
|
const PNMImage &pnmimage, const std::string &name,
|
||
|
int z, int n, const LoaderOptions &options);
|
||
|
virtual bool do_load_one(Texture::CData *cdata,
|
||
|
const PfmFile &pfm, const std::string &name,
|
||
|
int z, int n, const LoaderOptions &options);
|
||
|
bool do_load_one(Texture::CData *cdata,
|
||
|
PT(MovieVideoCursor) color, PT(MovieVideoCursor) alpha,
|
||
|
int z, const LoaderOptions &options);
|
||
|
virtual void do_allocate_pages(Texture::CData *cdata);
|
||
|
|
||
|
class VideoPage {
|
||
|
public:
|
||
|
PT(MovieVideoCursor) _color;
|
||
|
PT(MovieVideoCursor) _alpha;
|
||
|
|
||
|
// The current (but not yet applied) frame for each video.
|
||
|
PT(MovieVideoCursor::Buffer) _cbuffer;
|
||
|
PT(MovieVideoCursor::Buffer) _abuffer;
|
||
|
};
|
||
|
|
||
|
typedef pvector<VideoPage> Pages;
|
||
|
|
||
|
class EXPCL_PANDA_GRUTIL CData : public CycleData {
|
||
|
public:
|
||
|
CData();
|
||
|
CData(const CData ©);
|
||
|
virtual CycleData *make_copy() const;
|
||
|
virtual TypeHandle get_parent_type() const {
|
||
|
return MovieTexture::get_class_type();
|
||
|
}
|
||
|
|
||
|
Pages _pages;
|
||
|
int _video_width;
|
||
|
int _video_height;
|
||
|
double _video_length;
|
||
|
|
||
|
double _clock;
|
||
|
bool _playing;
|
||
|
int _loop_count;
|
||
|
double _play_rate;
|
||
|
PT(AudioSound) _synchronize;
|
||
|
|
||
|
// The remaining values represent a local cache only; it is not preserved
|
||
|
// through the pipeline.
|
||
|
bool _has_offset;
|
||
|
double _offset;
|
||
|
int _true_loop_count;
|
||
|
};
|
||
|
|
||
|
PipelineCycler<CData> _cycler;
|
||
|
typedef CycleDataReader<CData> CDReader;
|
||
|
typedef CycleDataWriter<CData> CDWriter;
|
||
|
|
||
|
void do_recalculate_image_properties(CData *cdata, Texture::CData *cdata_tex,
|
||
|
const LoaderOptions &options);
|
||
|
|
||
|
private:
|
||
|
bool do_update_frames(const CData *cdata) const;
|
||
|
|
||
|
public:
|
||
|
static void register_with_read_factory();
|
||
|
|
||
|
static TypedWritable *make_from_bam(const FactoryParams ¶ms);
|
||
|
virtual int complete_pointers(TypedWritable **plist, BamReader *manager);
|
||
|
virtual void do_write_datagram_rawdata(Texture::CData *cdata, BamWriter *manager, Datagram &me);
|
||
|
virtual void do_fillin_rawdata(Texture::CData *cdata, DatagramIterator &scan, BamReader *manager);
|
||
|
|
||
|
virtual void finalize(BamReader *manager);
|
||
|
|
||
|
public:
|
||
|
static TypeHandle get_class_type() {
|
||
|
return _type_handle;
|
||
|
}
|
||
|
static void init_type() {
|
||
|
Texture::init_type();
|
||
|
register_type(_type_handle, "MovieTexture",
|
||
|
Texture::get_class_type());
|
||
|
}
|
||
|
virtual TypeHandle get_type() const {
|
||
|
return get_class_type();
|
||
|
}
|
||
|
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
|
||
|
|
||
|
private:
|
||
|
static TypeHandle _type_handle;
|
||
|
};
|
||
|
|
||
|
#include "movieTexture.I"
|
||
|
|
||
|
#endif // HAVE_AUDIO
|
||
|
|
||
|
#endif
|