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Diffstat (limited to 'drivers/opus/audio_stream_opus.cpp')
-rw-r--r--drivers/opus/audio_stream_opus.cpp376
1 files changed, 0 insertions, 376 deletions
diff --git a/drivers/opus/audio_stream_opus.cpp b/drivers/opus/audio_stream_opus.cpp
deleted file mode 100644
index ab53fee0c9..0000000000
--- a/drivers/opus/audio_stream_opus.cpp
+++ /dev/null
@@ -1,376 +0,0 @@
-/*************************************************************************/
-/* audio_stream_opus.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* http://www.godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
-/* */
-/* Author: George Marques <george@gmarqu.es> */
-/* */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the */
-/* "Software"), to deal in the Software without restriction, including */
-/* without limitation the rights to use, copy, modify, merge, publish, */
-/* distribute, sublicense, and/or sell copies of the Software, and to */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions: */
-/* */
-/* The above copyright notice and this permission notice shall be */
-/* included in all copies or substantial portions of the Software. */
-/* */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
-/*************************************************************************/
-#include "audio_stream_opus.h"
-
-const float AudioStreamPlaybackOpus::osrate=48000.0f;
-
-int AudioStreamPlaybackOpus::_op_read_func(void *_stream, unsigned char *_ptr, int _nbytes) {
- FileAccess *fa=(FileAccess*)_stream;
-
- if(fa->eof_reached())
- return 0;
-
- uint8_t *dst = (uint8_t*)_ptr;
-
- int read = fa->get_buffer(dst, _nbytes);
-
- return read;
-}
-
-int AudioStreamPlaybackOpus::_op_seek_func(void *_stream, opus_int64 _offset, int _whence){
-
-#ifdef SEEK_SET
- FileAccess *fa=(FileAccess*)_stream;
-
- switch (_whence) {
- case SEEK_SET: {
- fa->seek(_offset);
- } break;
- case SEEK_CUR: {
- fa->seek(fa->get_pos()+_offset);
- } break;
- case SEEK_END: {
- fa->seek_end(_offset);
- } break;
- default: {
- ERR_PRINT("BUG, wtf was whence set to?\n");
- }
- }
- int ret=fa->eof_reached()?-1:0;
- return ret;
-#else
- return -1; // no seeking
-#endif
-}
-
-int AudioStreamPlaybackOpus::_op_close_func(void *_stream) {
- if (!_stream)
- return 0;
- FileAccess *fa=(FileAccess*)_stream;
- if (fa->is_open())
- fa->close();
- return 0;
-}
-
-opus_int64 AudioStreamPlaybackOpus::_op_tell_func(void *_stream) {
- FileAccess *_fa = (FileAccess*)_stream;
- return (opus_int64)_fa->get_pos();
-}
-
-void AudioStreamPlaybackOpus::_clear_stream() {
- if(!stream_loaded)
- return;
-
- op_free(opus_file);
- _close_file();
-
- stream_loaded=false;
- stream_channels=1;
- playing=false;
-}
-
-void AudioStreamPlaybackOpus::_close_file() {
- if (f) {
- memdelete(f);
- f=NULL;
- }
-}
-
-Error AudioStreamPlaybackOpus::_load_stream() {
-
- ERR_FAIL_COND_V(!stream_valid,ERR_UNCONFIGURED);
-
- _clear_stream();
- if (file=="")
- return ERR_INVALID_DATA;
-
- Error err;
- f=FileAccess::open(file,FileAccess::READ,&err);
-
- if (err) {
- ERR_FAIL_COND_V( err, err );
- }
-
- int _err = 0;
-
- opus_file = op_open_callbacks(f,&_op_callbacks,NULL,0,&_err);
-
- switch (_err) {
- case OP_EREAD: { // - Can't read the file.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_FILE_CANT_READ );
- } break;
- case OP_EVERSION: // - Unrecognized version number.
- case OP_ENOTFORMAT: // - Stream is not Opus data.
- case OP_EIMPL : { // - Stream used non-implemented feature.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_FILE_UNRECOGNIZED );
- } break;
- case OP_EBADLINK: // - Failed to find old data after seeking.
- case OP_EBADTIMESTAMP: // - Timestamp failed the validity checks.
- case OP_EBADHEADER: { // - Invalid or mising Opus bitstream header.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_FILE_CORRUPT );
- } break;
- case OP_EFAULT: { // - Internal logic fault; indicates a bug or heap/stack corruption.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_BUG );
- } break;
- }
- repeats=0;
- stream_loaded=true;
-
-
- return OK;
-}
-
-AudioStreamPlaybackOpus::AudioStreamPlaybackOpus() {
- loops=false;
- playing=false;
- f = NULL;
- stream_loaded=false;
- stream_valid=false;
- repeats=0;
- paused=true;
- stream_channels=0;
- current_section=0;
- length=0;
- loop_restart_time=0;
- pre_skip=0;
-
- _op_callbacks.read = _op_read_func;
- _op_callbacks.seek = _op_seek_func;
- _op_callbacks.tell = _op_tell_func;
- _op_callbacks.close = _op_close_func;
-}
-
-Error AudioStreamPlaybackOpus::set_file(const String &p_file) {
- file=p_file;
- stream_valid=false;
- Error err;
- f=FileAccess::open(file,FileAccess::READ,&err);
-
- if (err) {
- ERR_FAIL_COND_V( err, err );
- }
-
- int _err;
-
- opus_file = op_open_callbacks(f,&_op_callbacks,NULL,0,&_err);
-
- switch (_err) {
- case OP_EREAD: { // - Can't read the file.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_FILE_CANT_READ );
- } break;
- case OP_EVERSION: // - Unrecognized version number.
- case OP_ENOTFORMAT: // - Stream is not Opus data.
- case OP_EIMPL : { // - Stream used non-implemented feature.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_FILE_UNRECOGNIZED );
- } break;
- case OP_EBADLINK: // - Failed to find old data after seeking.
- case OP_EBADTIMESTAMP: // - Timestamp failed the validity checks.
- case OP_EBADHEADER: { // - Invalid or mising Opus bitstream header.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_FILE_CORRUPT );
- } break;
- case OP_EFAULT: { // - Internal logic fault; indicates a bug or heap/stack corruption.
- memdelete(f); f=NULL;
- ERR_FAIL_V( ERR_BUG );
- } break;
- }
-
- const OpusHead *oinfo = op_head(opus_file,-1);
-
- stream_channels=oinfo->channel_count;
- pre_skip=oinfo->pre_skip;
- frames_mixed=pre_skip;
- ogg_int64_t len = op_pcm_total(opus_file,-1);
- if(len < 0) {
- length = 0;
- } else {
- length=(len/osrate);
- }
-
- op_free(opus_file);
- memdelete(f);
- f=NULL;
- stream_valid=true;
-
-
- return OK;
-}
-
-void AudioStreamPlaybackOpus::play(float p_from) {
- if (playing)
- stop();
-
- if (_load_stream()!=OK)
- return;
-
- frames_mixed=pre_skip;
- playing=true;
- if (p_from>0) {
- seek_pos(p_from);
- }
-}
-
-void AudioStreamPlaybackOpus::stop() {
- _clear_stream();
- playing=false;
-}
-
-void AudioStreamPlaybackOpus::seek_pos(float p_time) {
- if(!playing) return;
- ogg_int64_t pcm_offset = (ogg_int64_t)(p_time * osrate);
- bool ok = op_pcm_seek(opus_file,pcm_offset)==0;
- if(!ok) {
- ERR_PRINT("Seek time over stream size.");
- return;
- }
- frames_mixed=osrate*p_time;
-}
-
-int AudioStreamPlaybackOpus::mix(int16_t* p_bufer,int p_frames) {
- if (!playing)
- return 0;
-
- int total=p_frames;
-
- while (true) {
-
- int todo = p_frames;
-
- if (todo==0 || todo<MIN_MIX) {
- break;
- }
-
- int ret=op_read(opus_file,(opus_int16*)p_bufer,todo*stream_channels,&current_section);
- if (ret<0) {
- playing = false;
- ERR_EXPLAIN("Error reading Opus File: "+file);
- ERR_BREAK(ret<0);
- } else if (ret==0) { // end of song, reload?
- op_free(opus_file);
-
- _close_file();
-
- f=FileAccess::open(file,FileAccess::READ);
-
- int errv = 0;
- opus_file = op_open_callbacks(f,&_op_callbacks,NULL,0,&errv);
- if (errv!=0) {
- playing=false;
- break; // :(
- }
-
- if (!has_loop()) {
- playing=false;
- repeats=1;
- break;
- }
-
- if (loop_restart_time) {
- bool ok = op_pcm_seek(opus_file, (loop_restart_time*osrate)+pre_skip)==0;
- if (!ok) {
- playing=false;
- ERR_PRINT("loop restart time rejected")
- }
-
- frames_mixed=(loop_restart_time*osrate)+pre_skip;
- } else {
- frames_mixed=pre_skip;
- }
- repeats++;
- continue;
-
- }
-
- stream_channels=op_head(opus_file,current_section)->channel_count;
-
- frames_mixed+=ret;
-
- p_bufer+=ret*stream_channels;
- p_frames-=ret;
-
- }
-
- return total-p_frames;
-}
-
-float AudioStreamPlaybackOpus::get_length() const {
- if(!stream_loaded) {
- if(const_cast<AudioStreamPlaybackOpus*>(this)->_load_stream() != OK)
- return 0;
- }
- return length;
-}
-
-float AudioStreamPlaybackOpus::get_pos() const {
-
- int32_t frames = int32_t(frames_mixed);
- if (frames < 0)
- frames=0;
- return double(frames) / osrate;
-}
-
-int AudioStreamPlaybackOpus::get_minimum_buffer_size() const {
- return MIN_MIX;
-}
-
-AudioStreamPlaybackOpus::~AudioStreamPlaybackOpus() {
- _clear_stream();
-}
-
-RES ResourceFormatLoaderAudioStreamOpus::load(const String &p_path, const String& p_original_path, Error *r_error) {
- if (r_error)
- *r_error=OK;
-
- AudioStreamOpus *opus_stream = memnew(AudioStreamOpus);
- opus_stream->set_file(p_path);
- return Ref<AudioStreamOpus>(opus_stream);
-}
-
-void ResourceFormatLoaderAudioStreamOpus::get_recognized_extensions(List<String> *p_extensions) const {
-
- p_extensions->push_back("opus");
-}
-String ResourceFormatLoaderAudioStreamOpus::get_resource_type(const String &p_path) const {
-
- if (p_path.extension().to_lower()=="opus")
- return "AudioStreamOpus";
- return "";
-}
-
-bool ResourceFormatLoaderAudioStreamOpus::handles_type(const String& p_type) const {
- return (p_type=="AudioStream" || p_type=="AudioStreamOpus");
-}