d8223ffa75
That year should bring the long-awaited OpenGL ES 3.0 compatible renderer
with state-of-the-art rendering techniques tuned to work as low as middle
end handheld devices - without compromising with the possibilities given
for higher end desktop games of course. Great times ahead for the Godot
community and the gamers that will play our games!
(cherry picked from commit c7bc44d5ad)
141 lines
4.8 KiB
C++
141 lines
4.8 KiB
C++
/*************************************************************************/
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/* audio_stream_opus.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Author: George Marques <george@gmarqu.es> */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef AUDIO_STREAM_OPUS_H
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#define AUDIO_STREAM_OPUS_H
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#include "io/resource_loader.h"
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#include "os/file_access.h"
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#include "scene/resources/audio_stream.h"
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#include <opus/opusfile.h>
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class AudioStreamPlaybackOpus : public AudioStreamPlayback {
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OBJ_TYPE(AudioStreamPlaybackOpus,AudioStreamPlayback)
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enum {
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MIN_MIX=1024
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};
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FileAccess *f;
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OpusFileCallbacks _op_callbacks;
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float length;
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static int _op_read_func(void *_stream, unsigned char *_ptr, int _nbytes);
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static int _op_seek_func(void *_stream, opus_int64 _offset, int _whence);
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static int _op_close_func(void *_stream);
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static opus_int64 _op_tell_func(void *_stream);
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static const float osrate;
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String file;
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int64_t frames_mixed;
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bool stream_loaded;
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volatile bool playing;
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OggOpusFile *opus_file;
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int stream_channels;
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int current_section;
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int pre_skip;
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bool paused;
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bool loops;
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int repeats;
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Error _load_stream();
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void _clear_stream();
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void _close_file();
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bool stream_valid;
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float loop_restart_time;
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public:
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Error set_file(const String& p_file);
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virtual void play(float p_from=0);
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virtual void stop();
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virtual bool is_playing() const { return playing; }
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virtual void set_loop_restart_time(float p_time) { loop_restart_time=p_time; }
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virtual void set_paused(bool p_paused) { paused=p_paused; }
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virtual bool is_paused() const { return paused; }
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virtual void set_loop(bool p_enable) { loops=p_enable; }
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virtual bool has_loop() const {return loops; }
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virtual float get_length() const;
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virtual String get_stream_name() const { return ""; }
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virtual int get_loop_count() const { return repeats; }
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virtual float get_pos() const;
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virtual void seek_pos(float p_time);
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virtual int get_channels() const { return stream_channels; }
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virtual int get_mix_rate() const { return osrate; }
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virtual int get_minimum_buffer_size() const;
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virtual int mix(int16_t* p_bufer,int p_frames);
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AudioStreamPlaybackOpus();
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~AudioStreamPlaybackOpus();
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};
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class AudioStreamOpus: public AudioStream {
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OBJ_TYPE(AudioStreamOpus,AudioStream)
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String file;
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public:
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Ref<AudioStreamPlayback> instance_playback() {
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Ref<AudioStreamPlaybackOpus> pb = memnew( AudioStreamPlaybackOpus );
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pb->set_file(file);
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return pb;
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}
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void set_file(const String& p_file) { file=p_file; }
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};
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class ResourceFormatLoaderAudioStreamOpus: public ResourceFormatLoader {
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public:
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virtual RES load(const String &p_path,const String& p_original_path="",Error *r_error=NULL);
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virtual void get_recognized_extensions(List<String> *p_extensions) const;
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virtual bool handles_type(const String& p_type) const;
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virtual String get_resource_type(const String &p_path) const;
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};
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#endif // AUDIO_STREAM_OPUS_H
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