mirror of
https://github.com/godotengine/godot
synced 2024-09-04 21:58:28 +00:00
198 lines
5.9 KiB
C++
198 lines
5.9 KiB
C++
/**************************************************************************/
|
|
/* 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(_set_paused, 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) {
|
|
GDVIRTUAL_REQUIRED_CALL(_update, p_delta);
|
|
}
|
|
|
|
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;
|
|
emit_changed();
|
|
}
|
|
|
|
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;
|
|
}
|