5ad9be4c24
Rename user facing methods and variables as well as the corresponding C++ methods according to the folloming changes: * pos -> position * rot -> rotation * loc -> location C++ variables are left as is.
375 lines
10 KiB
C++
375 lines
10 KiB
C++
/*************************************************************************/
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/* video_player.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
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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 "video_player.h"
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#include "os/os.h"
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#include "servers/audio_server.h"
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int VideoPlayer::sp_get_channel_count() const {
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return playback->get_channels();
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}
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void VideoPlayer::sp_set_mix_rate(int p_rate) {
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server_mix_rate = p_rate;
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}
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bool VideoPlayer::sp_mix(int32_t *p_buffer, int p_frames) {
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if (resampler.is_ready()) {
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return resampler.mix(p_buffer, p_frames);
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}
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return false;
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}
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int VideoPlayer::_audio_mix_callback(void *p_udata, const int16_t *p_data, int p_frames) {
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VideoPlayer *vp = (VideoPlayer *)p_udata;
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int todo = MIN(vp->resampler.get_todo(), p_frames);
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int16_t *wb = vp->resampler.get_write_buffer();
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int c = vp->resampler.get_channel_count();
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for (int i = 0; i < todo * c; i++) {
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wb[i] = p_data[i];
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}
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vp->resampler.write(todo);
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return todo;
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}
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void VideoPlayer::_notification(int p_notification) {
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switch (p_notification) {
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case NOTIFICATION_ENTER_TREE: {
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if (stream.is_valid() && autoplay && !Engine::get_singleton()->is_editor_hint()) {
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play();
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}
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} break;
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case NOTIFICATION_INTERNAL_PROCESS: {
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if (stream.is_null())
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return;
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if (paused)
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return;
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if (!playback->is_playing())
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return;
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double audio_time = USEC_TO_SEC(OS::get_singleton()->get_ticks_usec()); //AudioServer::get_singleton()->get_mix_time();
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double delta = last_audio_time == 0 ? 0 : audio_time - last_audio_time;
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last_audio_time = audio_time;
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if (delta == 0)
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return;
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playback->update(delta);
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} break;
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case NOTIFICATION_DRAW: {
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if (texture.is_null())
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return;
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if (texture->get_width() == 0)
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return;
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Size2 s = expand ? get_size() : texture->get_size();
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draw_texture_rect(texture, Rect2(Point2(), s), false);
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} break;
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};
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};
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Size2 VideoPlayer::get_minimum_size() const {
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if (!expand && !texture.is_null())
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return texture->get_size();
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else
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return Size2();
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}
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void VideoPlayer::set_expand(bool p_expand) {
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expand = p_expand;
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update();
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minimum_size_changed();
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}
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bool VideoPlayer::has_expand() const {
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return expand;
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}
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void VideoPlayer::set_stream(const Ref<VideoStream> &p_stream) {
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stop();
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stream = p_stream;
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if (stream.is_valid()) {
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stream->set_audio_track(audio_track);
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playback = stream->instance_playback();
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} else {
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playback = Ref<VideoStreamPlayback>();
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}
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if (!playback.is_null()) {
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playback->set_loop(loops);
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playback->set_paused(paused);
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texture = playback->get_texture();
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const int channels = playback->get_channels();
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AudioServer::get_singleton()->lock();
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if (channels > 0)
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resampler.setup(channels, playback->get_mix_rate(), server_mix_rate, buffering_ms, 0);
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else
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resampler.clear();
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AudioServer::get_singleton()->unlock();
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if (channels > 0)
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playback->set_mix_callback(_audio_mix_callback, this);
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} else {
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texture.unref();
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AudioServer::get_singleton()->lock();
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resampler.clear();
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AudioServer::get_singleton()->unlock();
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}
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update();
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};
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Ref<VideoStream> VideoPlayer::get_stream() const {
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return stream;
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};
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void VideoPlayer::play() {
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ERR_FAIL_COND(!is_inside_tree());
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if (playback.is_null())
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return;
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playback->stop();
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playback->play();
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set_process_internal(true);
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// AudioServer::get_singleton()->stream_set_active(stream_rid,true);
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// AudioServer::get_singleton()->stream_set_volume_scale(stream_rid,volume);
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last_audio_time = 0;
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};
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void VideoPlayer::stop() {
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if (!is_inside_tree())
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return;
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if (playback.is_null())
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return;
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playback->stop();
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// AudioServer::get_singleton()->stream_set_active(stream_rid,false);
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resampler.flush();
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set_process_internal(false);
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last_audio_time = 0;
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};
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bool VideoPlayer::is_playing() const {
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if (playback.is_null())
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return false;
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return playback->is_playing();
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};
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void VideoPlayer::set_paused(bool p_paused) {
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paused = p_paused;
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if (playback.is_valid()) {
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playback->set_paused(p_paused);
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set_process_internal(!p_paused);
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};
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last_audio_time = 0;
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};
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bool VideoPlayer::is_paused() const {
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return paused;
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}
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void VideoPlayer::set_buffering_msec(int p_msec) {
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buffering_ms = p_msec;
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}
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int VideoPlayer::get_buffering_msec() const {
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return buffering_ms;
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}
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void VideoPlayer::set_audio_track(int p_track) {
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audio_track = p_track;
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}
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int VideoPlayer::get_audio_track() const {
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return audio_track;
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}
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void VideoPlayer::set_volume(float p_vol) {
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volume = p_vol;
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};
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float VideoPlayer::get_volume() const {
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return volume;
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};
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void VideoPlayer::set_volume_db(float p_db) {
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if (p_db < -79)
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set_volume(0);
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else
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set_volume(Math::db2linear(p_db));
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};
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float VideoPlayer::get_volume_db() const {
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if (volume == 0)
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return -80;
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else
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return Math::linear2db(volume);
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};
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String VideoPlayer::get_stream_name() const {
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if (stream.is_null())
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return "<No Stream>";
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return stream->get_name();
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};
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float VideoPlayer::get_stream_position() const {
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if (playback.is_null())
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return 0;
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return playback->get_position();
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};
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Ref<Texture> VideoPlayer::get_video_texture() {
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if (playback.is_valid())
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return playback->get_texture();
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return Ref<Texture>();
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}
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void VideoPlayer::set_autoplay(bool p_enable) {
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autoplay = p_enable;
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};
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bool VideoPlayer::has_autoplay() const {
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return autoplay;
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};
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void VideoPlayer::_bind_methods() {
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ClassDB::bind_method(D_METHOD("set_stream", "stream"), &VideoPlayer::set_stream);
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ClassDB::bind_method(D_METHOD("get_stream"), &VideoPlayer::get_stream);
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ClassDB::bind_method(D_METHOD("play"), &VideoPlayer::play);
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ClassDB::bind_method(D_METHOD("stop"), &VideoPlayer::stop);
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ClassDB::bind_method(D_METHOD("is_playing"), &VideoPlayer::is_playing);
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ClassDB::bind_method(D_METHOD("set_paused", "paused"), &VideoPlayer::set_paused);
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ClassDB::bind_method(D_METHOD("is_paused"), &VideoPlayer::is_paused);
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ClassDB::bind_method(D_METHOD("set_volume", "volume"), &VideoPlayer::set_volume);
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ClassDB::bind_method(D_METHOD("get_volume"), &VideoPlayer::get_volume);
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ClassDB::bind_method(D_METHOD("set_volume_db", "db"), &VideoPlayer::set_volume_db);
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ClassDB::bind_method(D_METHOD("get_volume_db"), &VideoPlayer::get_volume_db);
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ClassDB::bind_method(D_METHOD("set_audio_track", "track"), &VideoPlayer::set_audio_track);
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ClassDB::bind_method(D_METHOD("get_audio_track"), &VideoPlayer::get_audio_track);
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ClassDB::bind_method(D_METHOD("get_stream_name"), &VideoPlayer::get_stream_name);
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ClassDB::bind_method(D_METHOD("get_stream_position"), &VideoPlayer::get_stream_position);
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ClassDB::bind_method(D_METHOD("set_autoplay", "enabled"), &VideoPlayer::set_autoplay);
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ClassDB::bind_method(D_METHOD("has_autoplay"), &VideoPlayer::has_autoplay);
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ClassDB::bind_method(D_METHOD("set_expand", "enable"), &VideoPlayer::set_expand);
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ClassDB::bind_method(D_METHOD("has_expand"), &VideoPlayer::has_expand);
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ClassDB::bind_method(D_METHOD("set_buffering_msec", "msec"), &VideoPlayer::set_buffering_msec);
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ClassDB::bind_method(D_METHOD("get_buffering_msec"), &VideoPlayer::get_buffering_msec);
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ClassDB::bind_method(D_METHOD("get_video_texture"), &VideoPlayer::get_video_texture);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "audio_track", PROPERTY_HINT_RANGE, "0,128,1"), "set_audio_track", "get_audio_track");
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "stream", PROPERTY_HINT_RESOURCE_TYPE, "VideoStream"), "set_stream", "get_stream");
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//ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/loop"), "set_loop", "has_loop") ;
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "volume_db", PROPERTY_HINT_RANGE, "-80,24,0.01"), "set_volume_db", "get_volume_db");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "autoplay"), "set_autoplay", "has_autoplay");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "paused"), "set_paused", "is_paused");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "expand"), "set_expand", "has_expand");
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}
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VideoPlayer::VideoPlayer() {
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volume = 1;
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loops = false;
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paused = false;
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autoplay = false;
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expand = true;
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audio_track = 0;
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buffering_ms = 500;
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server_mix_rate = 44100;
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// internal_stream.player=this;
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// stream_rid=AudioServer::get_singleton()->audio_stream_create(&internal_stream);
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last_audio_time = 0;
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};
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VideoPlayer::~VideoPlayer() {
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// if (stream_rid.is_valid())
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// AudioServer::get_singleton()->free(stream_rid);
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resampler.clear(); //Not necessary here, but make in consistent with other "stream_player" classes
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};
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