godot/scene/gui/video_player.cpp
2014-02-09 22:10:30 -03:00

281 lines
7.8 KiB
C++

/*************************************************************************/
/* video_player.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* 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_player.h"
void VideoPlayer::_notification(int p_notification) {
switch (p_notification) {
case NOTIFICATION_ENTER_SCENE: {
//set_idle_process(false); //don't annoy
if (stream.is_valid() && autoplay && !get_scene()->is_editor_hint())
play();
} break;
case NOTIFICATION_PROCESS: {
if (stream.is_null())
return;
if (paused)
return;
while (stream->get_pending_frame_count()) {
Image img = stream->pop_frame();
if (texture->get_width() == 0) {
texture->create(img.get_width(),img.get_height(),img.get_format(),Texture::FLAG_VIDEO_SURFACE|Texture::FLAG_FILTER);
update();
minimum_size_changed();
} else {
if (stream->get_pending_frame_count() == 0)
texture->set_data(img);
};
};
} break;
case NOTIFICATION_DRAW: {
if (texture.is_null())
return;
if (texture->get_width() == 0)
return;
Size2 s=expand?get_size():texture->get_size();
RID ci = get_canvas_item();
printf("drawing with size %f, %f\n", s.x, s.y);
draw_texture_rect(texture,Rect2(Point2(),s),false);
} break;
};
};
Size2 VideoPlayer::get_minimum_size() const {
if (!expand && !texture.is_null())
return texture->get_size();
else
return Size2();
}
void VideoPlayer::set_expand(bool p_expand) {
expand=p_expand;
update();
minimum_size_changed();
}
bool VideoPlayer::has_expand() const {
return expand;
}
void VideoPlayer::set_stream(const Ref<VideoStream> &p_stream) {
stop();
if (stream_rid.is_valid())
AudioServer::get_singleton()->free(stream_rid);
stream_rid=RID();
texture = Ref<ImageTexture>(memnew(ImageTexture));
stream=p_stream;
if (!stream.is_null()) {
stream->set_loop(loops);
stream->set_paused(paused);
stream_rid=AudioServer::get_singleton()->audio_stream_create(stream->get_audio_stream());
}
};
Ref<VideoStream> VideoPlayer::get_stream() const {
return stream;
};
void VideoPlayer::play() {
ERR_FAIL_COND(!is_inside_scene());
if (stream.is_null())
return;
stream->play();
AudioServer::get_singleton()->stream_set_active(stream_rid,true);
AudioServer::get_singleton()->stream_set_volume_scale(stream_rid,volume);
set_process(true);
};
void VideoPlayer::stop() {
if (!is_inside_scene())
return;
if (stream.is_null())
return;
AudioServer::get_singleton()->stream_set_active(stream_rid,false);
stream->stop();
set_process(false);
};
bool VideoPlayer::is_playing() const {
if (stream.is_null())
return false;
return stream->is_playing();
};
void VideoPlayer::set_paused(bool p_paused) {
paused=p_paused;
if (stream.is_valid()) {
stream->set_paused(p_paused);
set_process(!p_paused);
};
};
bool VideoPlayer::is_paused() const {
return paused;
};
void VideoPlayer::set_volume(float p_vol) {
volume=p_vol;
if (stream_rid.is_valid())
AudioServer::get_singleton()->stream_set_volume_scale(stream_rid,volume);
};
float VideoPlayer::get_volume() const {
return volume;
};
void VideoPlayer::set_volume_db(float p_db) {
if (p_db<-79)
set_volume(0);
else
set_volume(Math::db2linear(p_db));
};
float VideoPlayer::get_volume_db() const {
if (volume==0)
return -80;
else
return Math::linear2db(volume);
};
String VideoPlayer::get_stream_name() const {
if (stream.is_null())
return "<No Stream>";
return stream->get_name();
};
float VideoPlayer::get_pos() const {
if (stream.is_null())
return 0;
return stream->get_pos();
};
void VideoPlayer::set_autoplay(bool p_enable) {
autoplay=p_enable;
};
bool VideoPlayer::has_autoplay() const {
return autoplay;
};
void VideoPlayer::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_stream","stream:Stream"),&VideoPlayer::set_stream);
ObjectTypeDB::bind_method(_MD("get_stream:Stream"),&VideoPlayer::get_stream);
ObjectTypeDB::bind_method(_MD("play"),&VideoPlayer::play);
ObjectTypeDB::bind_method(_MD("stop"),&VideoPlayer::stop);
ObjectTypeDB::bind_method(_MD("is_playing"),&VideoPlayer::is_playing);
ObjectTypeDB::bind_method(_MD("set_paused","paused"),&VideoPlayer::set_paused);
ObjectTypeDB::bind_method(_MD("is_paused"),&VideoPlayer::is_paused);
ObjectTypeDB::bind_method(_MD("set_volume","volume"),&VideoPlayer::set_volume);
ObjectTypeDB::bind_method(_MD("get_volume"),&VideoPlayer::get_volume);
ObjectTypeDB::bind_method(_MD("set_volume_db","db"),&VideoPlayer::set_volume_db);
ObjectTypeDB::bind_method(_MD("get_volume_db"),&VideoPlayer::get_volume_db);
ObjectTypeDB::bind_method(_MD("get_stream_name"),&VideoPlayer::get_stream_name);
ObjectTypeDB::bind_method(_MD("get_pos"),&VideoPlayer::get_pos);
ObjectTypeDB::bind_method(_MD("set_autoplay","enabled"),&VideoPlayer::set_autoplay);
ObjectTypeDB::bind_method(_MD("has_autoplay"),&VideoPlayer::has_autoplay);
ObjectTypeDB::bind_method(_MD("set_expand","enable"), &VideoPlayer::set_expand );
ObjectTypeDB::bind_method(_MD("has_expand"), &VideoPlayer::has_expand );
ADD_PROPERTY( PropertyInfo(Variant::OBJECT, "stream/stream", PROPERTY_HINT_RESOURCE_TYPE,"AudioStream"), _SCS("set_stream"), _SCS("get_stream") );
// ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/loop"), _SCS("set_loop"), _SCS("has_loop") );
ADD_PROPERTY( PropertyInfo(Variant::REAL, "stream/volume_db", PROPERTY_HINT_RANGE,"-80,24,0.01"), _SCS("set_volume_db"), _SCS("get_volume_db") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/autoplay"), _SCS("set_autoplay"), _SCS("has_autoplay") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/paused"), _SCS("set_paused"), _SCS("is_paused") );
ADD_PROPERTY( PropertyInfo( Variant::BOOL, "expand" ), _SCS("set_expand"),_SCS("has_expand") );
}
VideoPlayer::VideoPlayer() {
volume=1;
loops=false;
paused=false;
autoplay=false;
expand = true;
loops = false;
};
VideoPlayer::~VideoPlayer() {
if (stream_rid.is_valid())
AudioServer::get_singleton()->free(stream_rid);
};