/**************************************************************************/ /* video_stream.cpp */ /**************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /**************************************************************************/ /* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ /* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ /* */ /* 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 "video_stream.h" #include "core/config/project_settings.h" #include "servers/audio_server.h" // VideoStreamPlayback starts here. void VideoStreamPlayback::_bind_methods() { ClassDB::bind_method(D_METHOD("mix_audio", "num_frames", "buffer", "offset"), &VideoStreamPlayback::mix_audio, DEFVAL(PackedFloat32Array()), DEFVAL(0)); GDVIRTUAL_BIND(_stop); GDVIRTUAL_BIND(_play); GDVIRTUAL_BIND(_is_playing); GDVIRTUAL_BIND(_set_paused, "paused"); GDVIRTUAL_BIND(_is_paused); GDVIRTUAL_BIND(_get_length); GDVIRTUAL_BIND(_get_playback_position); GDVIRTUAL_BIND(_seek, "time"); GDVIRTUAL_BIND(_set_audio_track, "idx"); GDVIRTUAL_BIND(_get_texture); GDVIRTUAL_BIND(_update, "delta"); GDVIRTUAL_BIND(_get_channels); GDVIRTUAL_BIND(_get_mix_rate); } VideoStreamPlayback::VideoStreamPlayback() { } VideoStreamPlayback::~VideoStreamPlayback() { } void VideoStreamPlayback::stop() { GDVIRTUAL_CALL(_stop); } void VideoStreamPlayback::play() { GDVIRTUAL_CALL(_play); } bool VideoStreamPlayback::is_playing() const { bool ret; if (GDVIRTUAL_CALL(_is_playing, ret)) { return ret; } return false; } void VideoStreamPlayback::set_paused(bool p_paused) { GDVIRTUAL_CALL(_is_playing, p_paused); } bool VideoStreamPlayback::is_paused() const { bool ret; if (GDVIRTUAL_CALL(_is_paused, ret)) { return ret; } return false; } double VideoStreamPlayback::get_length() const { double ret; if (GDVIRTUAL_CALL(_get_length, ret)) { return ret; } return 0; } double VideoStreamPlayback::get_playback_position() const { double ret; if (GDVIRTUAL_CALL(_get_playback_position, ret)) { return ret; } return 0; } void VideoStreamPlayback::seek(double p_time) { GDVIRTUAL_CALL(_seek, p_time); } void VideoStreamPlayback::set_audio_track(int p_idx) { GDVIRTUAL_CALL(_set_audio_track, p_idx); } Ref<Texture2D> VideoStreamPlayback::get_texture() const { Ref<Texture2D> ret; if (GDVIRTUAL_CALL(_get_texture, ret)) { return ret; } return nullptr; } void VideoStreamPlayback::update(double p_delta) { if (!GDVIRTUAL_CALL(_update, p_delta)) { ERR_FAIL_MSG("VideoStreamPlayback::update unimplemented"); } } void VideoStreamPlayback::set_mix_callback(AudioMixCallback p_callback, void *p_userdata) { mix_callback = p_callback; mix_udata = p_userdata; } int VideoStreamPlayback::get_channels() const { int ret; if (GDVIRTUAL_CALL(_get_channels, ret)) { _channel_count = ret; return ret; } return 0; } int VideoStreamPlayback::get_mix_rate() const { int ret; if (GDVIRTUAL_CALL(_get_mix_rate, ret)) { return ret; } return 0; } int VideoStreamPlayback::mix_audio(int num_frames, PackedFloat32Array buffer, int offset) { if (num_frames <= 0) { return 0; } if (!mix_callback) { return -1; } ERR_FAIL_INDEX_V(offset, buffer.size(), -1); ERR_FAIL_INDEX_V((_channel_count < 1 ? 1 : _channel_count) * num_frames - 1, buffer.size() - offset, -1); return mix_callback(mix_udata, buffer.ptr() + offset, num_frames); } /* --- NOTE VideoStream starts here. ----- */ Ref<VideoStreamPlayback> VideoStream::instantiate_playback() { Ref<VideoStreamPlayback> ret; if (GDVIRTUAL_CALL(_instantiate_playback, ret)) { ERR_FAIL_COND_V_MSG(ret.is_null(), nullptr, "Plugin returned null playback"); ret->set_audio_track(audio_track); return ret; } return nullptr; } void VideoStream::set_file(const String &p_file) { file = p_file; } String VideoStream::get_file() { return file; } void VideoStream::_bind_methods() { ClassDB::bind_method(D_METHOD("set_file", "file"), &VideoStream::set_file); ClassDB::bind_method(D_METHOD("get_file"), &VideoStream::get_file); ADD_PROPERTY(PropertyInfo(Variant::STRING, "file"), "set_file", "get_file"); GDVIRTUAL_BIND(_instantiate_playback); } VideoStream::VideoStream() { } VideoStream::~VideoStream() { } void VideoStream::set_audio_track(int p_track) { audio_track = p_track; }