e82dc40205
-Fixed many bugs in stretch mode -Fixes to camera project and unproject as consequence of the above -added setget to script (documented in script doc) -more fixes to collada exporter for blender
409 lines
8.9 KiB
C++
409 lines
8.9 KiB
C++
/*************************************************************************/
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/* audio_stream_ogg_vorbis.cpp */
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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) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#include "audio_stream_ogg_vorbis.h"
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size_t AudioStreamOGGVorbis::_ov_read_func(void *p_dst,size_t p_data, size_t p_count, void *_f) {
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//printf("read to %p, %i bytes, %i nmemb, %p\n",p_dst,p_data,p_count,_f);
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FileAccess *fa=(FileAccess*)_f;
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size_t read_total = p_data*p_count;
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if (fa->eof_reached())
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return 0;
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uint8_t *dst=(uint8_t*)p_dst;
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int read = fa->get_buffer(dst, read_total);
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return read;
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}
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int AudioStreamOGGVorbis::_ov_seek_func(void *_f,ogg_int64_t offs, int whence) {
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//printf("seek to %p, offs %i, whence %i\n",_f,(int)offs,whence);
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#ifdef SEEK_SET
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//printf("seek set defined\n");
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FileAccess *fa=(FileAccess*)_f;
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if (whence==SEEK_SET) {
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fa->seek(offs);
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} else if (whence==SEEK_CUR) {
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fa->seek(fa->get_pos()+offs);
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} else if (whence==SEEK_END) {
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fa->seek_end(offs);
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} else {
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ERR_PRINT("BUG, wtf was whence set to?\n");
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}
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int ret=fa->eof_reached()?-1:0;
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//printf("returning %i\n",ret);
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return ret;
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#else
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return -1; // no seeking
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#endif
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}
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int AudioStreamOGGVorbis::_ov_close_func(void *_f) {
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// printf("close %p\n",_f);
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if (!_f)
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return 0;
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FileAccess *fa=(FileAccess*)_f;
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if (fa->is_open())
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fa->close();
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return 0;
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}
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long AudioStreamOGGVorbis::_ov_tell_func(void *_f) {
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//printf("close %p\n",_f);
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FileAccess *fa=(FileAccess*)_f;
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return fa->get_pos();
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}
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bool AudioStreamOGGVorbis::_can_mix() const {
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return /*playing &&*/ !paused;
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}
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void AudioStreamOGGVorbis::update() {
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_THREAD_SAFE_METHOD_
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if (!playing && !setting_up)
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return;
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while (true) {
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int todo = get_todo();
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if (todo==0 || todo<MIN_MIX)
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break;
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//printf("to mix %i - mix me %i bytes\n",to_mix,to_mix*stream_channels*sizeof(int16_t));
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#ifdef BIG_ENDIAN_ENABLED
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long ret=ov_read(&vf,(char*)get_write_buffer(),todo*stream_channels*sizeof(int16_t), 1, 2, 1, ¤t_section);
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#else
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long ret=ov_read(&vf,(char*)get_write_buffer(),todo*stream_channels*sizeof(int16_t), 0, 2, 1, ¤t_section);
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#endif
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if (ret<0) {
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playing = false;
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setting_up=false;
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ERR_EXPLAIN("Error reading OGG Vorbis File: "+file);
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ERR_BREAK(ret<0);
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} else if (ret==0) { // end of song, reload?
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ov_clear(&vf);
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_close_file();
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if (!has_loop()) {
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playing=false;
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setting_up=false;
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repeats=1;
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return;
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}
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f=FileAccess::open(file,FileAccess::READ);
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int errv = ov_open_callbacks(f,&vf,NULL,0,_ov_callbacks);
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if (errv!=0) {
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playing=false;
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setting_up=false;
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return; // :(
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}
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frames_mixed=0;
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repeats++;
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continue;
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}
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ret/=stream_channels;
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ret/=sizeof(int16_t);
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frames_mixed+=ret;
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write(ret);
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}
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}
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void AudioStreamOGGVorbis::play() {
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_THREAD_SAFE_METHOD_
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if (playing)
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stop();
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if (_load_stream()!=OK)
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return;
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frames_mixed=0;
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playing=false;
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setting_up=true;
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update();
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if (!setting_up)
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return;
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setting_up=false;
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playing=true;
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}
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void AudioStreamOGGVorbis::_close_file() {
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if (f) {
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memdelete(f);
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f=NULL;
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}
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}
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void AudioStreamOGGVorbis::stop() {
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_THREAD_SAFE_METHOD_
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_clear_stream();
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playing=false;
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_clear();
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}
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AudioStreamOGGVorbis::UpdateMode AudioStreamOGGVorbis::get_update_mode() const {
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return UPDATE_THREAD;
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}
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bool AudioStreamOGGVorbis::is_playing() const {
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return playing || (get_total() - get_todo() -1 > 0);
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}
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float AudioStreamOGGVorbis::get_pos() const {
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int32_t frames = int32_t(frames_mixed) - (int32_t(get_total()) - get_todo());
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if (frames < 0)
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frames=0;
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return double(frames) / stream_srate;
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}
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void AudioStreamOGGVorbis::seek_pos(float p_time) {
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_THREAD_SAFE_METHOD_
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if (!playing)
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return;
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bool ok = ov_time_seek(&vf,p_time*1000)==0;
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ERR_FAIL_COND(!ok);
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frames_mixed=stream_srate*p_time;
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}
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String AudioStreamOGGVorbis::get_stream_name() const {
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return "";
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}
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void AudioStreamOGGVorbis::set_loop(bool p_enable) {
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loops=p_enable;
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}
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bool AudioStreamOGGVorbis::has_loop() const {
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return loops;
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}
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int AudioStreamOGGVorbis::get_loop_count() const {
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return repeats;
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}
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void AudioStreamOGGVorbis::set_file(const String& p_file) {
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file=p_file;
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}
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Error AudioStreamOGGVorbis::_load_stream() {
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_clear_stream();
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if (file=="")
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return ERR_INVALID_DATA;
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Error err;
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f=FileAccess::open(file,FileAccess::READ,&err);
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if (err) {
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ERR_FAIL_COND_V( err, err );
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}
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int errv = ov_open_callbacks(f,&vf,NULL,0,_ov_callbacks);
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const vorbis_info *vinfo=ov_info(&vf,-1);
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stream_channels=vinfo->channels;
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stream_srate=vinfo->rate;
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Error serr = _setup(stream_channels,stream_srate);
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if (serr) {
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_close_file();
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ERR_FAIL_V( ERR_INVALID_DATA );
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}
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switch(errv) {
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case OV_EREAD: { // - A read from media returned an error.
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_close_file();
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ERR_FAIL_V( ERR_FILE_CANT_READ );
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} break;
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case OV_EVERSION: // - Vorbis version mismatch.
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case OV_ENOTVORBIS: { // - Bitstream is not Vorbis data.
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_close_file();
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ERR_FAIL_V( ERR_FILE_UNRECOGNIZED );
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} break;
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case OV_EBADHEADER: { // - Invalid Vorbis bitstream header.
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_close_file();
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ERR_FAIL_V( ERR_FILE_CORRUPT );
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} break;
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case OV_EFAULT: { // - Internal logic fault; indicates a bug or heap/stack corruption.
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_close_file();
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ERR_FAIL_V( ERR_BUG );
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} break;
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}
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ogg_int64_t len = ov_time_total(&vf,-1);
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length=len/1000.0;
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repeats=0;
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stream_loaded=true;
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return OK;
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}
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float AudioStreamOGGVorbis::get_length() const {
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if (!stream_loaded) {
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if (const_cast<AudioStreamOGGVorbis*>(this)->_load_stream()!=OK)
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return 0;
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}
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return length;
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}
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void AudioStreamOGGVorbis::_clear_stream() {
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if (!stream_loaded)
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return;
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ov_clear(&vf);
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_close_file();
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stream_loaded=false;
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stream_channels=1;
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playing=false;
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}
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void AudioStreamOGGVorbis::set_paused(bool p_paused) {
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paused=p_paused;
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}
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bool AudioStreamOGGVorbis::is_paused(bool p_paused) const {
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return paused;
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}
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AudioStreamOGGVorbis::AudioStreamOGGVorbis() {
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loops=false;
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playing=false;
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_ov_callbacks.read_func=_ov_read_func;
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_ov_callbacks.seek_func=_ov_seek_func;
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_ov_callbacks.close_func=_ov_close_func;
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_ov_callbacks.tell_func=_ov_tell_func;
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f = NULL;
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stream_loaded=false;
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repeats=0;
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setting_up=false;
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paused=true;
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stream_channels=0;
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stream_srate=0;
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current_section=0;
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length=0;
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}
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AudioStreamOGGVorbis::~AudioStreamOGGVorbis() {
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_clear_stream();
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}
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RES ResourceFormatLoaderAudioStreamOGGVorbis::load(const String &p_path,const String& p_original_path) {
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AudioStreamOGGVorbis *ogg_stream = memnew(AudioStreamOGGVorbis);
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ogg_stream->set_file(p_path);
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return Ref<AudioStreamOGGVorbis>(ogg_stream);
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}
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void ResourceFormatLoaderAudioStreamOGGVorbis::get_recognized_extensions(List<String> *p_extensions) const {
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p_extensions->push_back("ogg");
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}
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String ResourceFormatLoaderAudioStreamOGGVorbis::get_resource_type(const String &p_path) const {
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if (p_path.extension().to_lower()=="ogg")
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return "AudioStreamOGGVorbis";
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return "";
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}
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bool ResourceFormatLoaderAudioStreamOGGVorbis::handles_type(const String& p_type) const {
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return (p_type=="AudioStream" || p_type=="AudioStreamOGG" || p_type=="AudioStreamOGGVorbis");
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}
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