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-rw-r--r--scene/gui/video_player.cpp136
1 files changed, 47 insertions, 89 deletions
diff --git a/scene/gui/video_player.cpp b/scene/gui/video_player.cpp
index ac1e4a5629..0590ae2415 100644
--- a/scene/gui/video_player.cpp
+++ b/scene/gui/video_player.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
@@ -35,7 +35,6 @@
#include "servers/audio_server.h"
int VideoPlayer::sp_get_channel_count() const {
-
if (playback.is_null()) {
return 0;
}
@@ -44,7 +43,6 @@ int VideoPlayer::sp_get_channel_count() const {
}
bool VideoPlayer::mix(AudioFrame *p_buffer, int p_frames) {
-
// Check the amount resampler can really handle.
// If it cannot, wait "wait_resampler_phase_limit" times.
// This mechanism contributes to smoother pause/unpause operation.
@@ -59,7 +57,6 @@ bool VideoPlayer::mix(AudioFrame *p_buffer, int p_frames) {
// Called from main thread (eg VideoStreamPlaybackWebm::update)
int VideoPlayer::_audio_mix_callback(void *p_udata, const float *p_data, int p_frames) {
-
ERR_FAIL_NULL_V(p_udata, 0);
ERR_FAIL_NULL_V(p_data, 0);
@@ -79,14 +76,12 @@ int VideoPlayer::_audio_mix_callback(void *p_udata, const float *p_data, int p_f
}
void VideoPlayer::_mix_audios(void *p_self) {
-
ERR_FAIL_NULL(p_self);
reinterpret_cast<VideoPlayer *>(p_self)->_mix_audio();
}
// Called from audio thread
void VideoPlayer::_mix_audio() {
-
if (!stream.is_valid()) {
return;
}
@@ -98,8 +93,9 @@ void VideoPlayer::_mix_audio() {
int buffer_size = mix_buffer.size();
// Resample
- if (!mix(buffer, buffer_size))
+ if (!mix(buffer, buffer_size)) {
return;
+ }
AudioFrame vol = AudioFrame(volume, volume);
@@ -110,7 +106,6 @@ void VideoPlayer::_mix_audio() {
ERR_FAIL_COND(!target);
for (int j = 0; j < buffer_size; j++) {
-
target[j] += buffer[j] * vol;
}
@@ -123,7 +118,6 @@ void VideoPlayer::_mix_audio() {
}
for (int j = 0; j < buffer_size; j++) {
-
AudioFrame frame = buffer[j] * vol;
for (int k = 0; k < cc; k++) {
targets[k][j] += frame;
@@ -133,11 +127,8 @@ void VideoPlayer::_mix_audio() {
}
void VideoPlayer::_notification(int p_notification) {
-
switch (p_notification) {
-
case NOTIFICATION_ENTER_TREE: {
-
AudioServer::get_singleton()->add_callback(_mix_audios, this);
if (stream.is_valid() && autoplay && !Engine::get_singleton()->is_editor_hint()) {
@@ -147,25 +138,25 @@ void VideoPlayer::_notification(int p_notification) {
} break;
case NOTIFICATION_EXIT_TREE: {
-
AudioServer::get_singleton()->remove_callback(_mix_audios, this);
} break;
case NOTIFICATION_INTERNAL_PROCESS: {
-
bus_index = AudioServer::get_singleton()->thread_find_bus_index(bus);
- if (stream.is_null() || paused || playback.is_null() || !playback->is_playing())
+ if (stream.is_null() || paused || playback.is_null() || !playback->is_playing()) {
return;
+ }
double audio_time = USEC_TO_SEC(OS::get_singleton()->get_ticks_usec());
double delta = last_audio_time == 0 ? 0 : audio_time - last_audio_time;
last_audio_time = audio_time;
- if (delta == 0)
+ if (delta == 0) {
return;
+ }
playback->update(delta); // playback->is_playing() returns false in the last video frame
@@ -176,11 +167,12 @@ void VideoPlayer::_notification(int p_notification) {
} break;
case NOTIFICATION_DRAW: {
-
- if (texture.is_null())
+ if (texture.is_null()) {
return;
- if (texture->get_width() == 0)
+ }
+ if (texture->get_width() == 0) {
return;
+ }
Size2 s = expand ? get_size() : texture->get_size();
draw_texture_rect(texture, Rect2(Point2(), s), false);
@@ -190,32 +182,28 @@ void VideoPlayer::_notification(int p_notification) {
};
Size2 VideoPlayer::get_minimum_size() const {
-
- if (!expand && !texture.is_null())
+ if (!expand && !texture.is_null()) {
return texture->get_size();
- else
+ } 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();
+
AudioServer::get_singleton()->lock();
mix_buffer.resize(AudioServer::get_singleton()->thread_get_mix_buffer_size());
- AudioServer::get_singleton()->unlock();
-
stream = p_stream;
if (stream.is_valid()) {
stream->set_audio_track(audio_track);
@@ -223,6 +211,7 @@ void VideoPlayer::set_stream(const Ref<VideoStream> &p_stream) {
} else {
playback = Ref<VideoStreamPlayback>();
}
+ AudioServer::get_singleton()->unlock();
if (!playback.is_null()) {
playback->set_loop(loops);
@@ -232,14 +221,16 @@ void VideoPlayer::set_stream(const Ref<VideoStream> &p_stream) {
const int channels = playback->get_channels();
AudioServer::get_singleton()->lock();
- if (channels > 0)
+ if (channels > 0) {
resampler.setup(channels, playback->get_mix_rate(), AudioServer::get_singleton()->get_mix_rate(), buffering_ms, 0);
- else
+ } else {
resampler.clear();
+ }
AudioServer::get_singleton()->unlock();
- if (channels > 0)
+ if (channels > 0) {
playback->set_mix_callback(_audio_mix_callback, this);
+ }
} else {
texture.unref();
@@ -256,15 +247,14 @@ void VideoPlayer::set_stream(const Ref<VideoStream> &p_stream) {
};
Ref<VideoStream> VideoPlayer::get_stream() const {
-
return stream;
};
void VideoPlayer::play() {
-
ERR_FAIL_COND(!is_inside_tree());
- if (playback.is_null())
+ if (playback.is_null()) {
return;
+ }
playback->stop();
playback->play();
set_process_internal(true);
@@ -274,11 +264,12 @@ void VideoPlayer::play() {
};
void VideoPlayer::stop() {
-
- if (!is_inside_tree())
+ if (!is_inside_tree()) {
return;
- if (playback.is_null())
+ }
+ if (playback.is_null()) {
return;
+ }
playback->stop();
// AudioServer::get_singleton()->stream_set_active(stream_rid,false);
@@ -288,15 +279,14 @@ void VideoPlayer::stop() {
};
bool VideoPlayer::is_playing() const {
-
- if (playback.is_null())
+ if (playback.is_null()) {
return false;
+ }
return playback->is_playing();
};
void VideoPlayer::set_paused(bool p_paused) {
-
paused = p_paused;
if (playback.is_valid()) {
playback->set_paused(p_paused);
@@ -306,17 +296,14 @@ void VideoPlayer::set_paused(bool p_paused) {
};
bool VideoPlayer::is_paused() const {
-
return paused;
}
void VideoPlayer::set_buffering_msec(int p_msec) {
-
buffering_ms = p_msec;
}
int VideoPlayer::get_buffering_msec() const {
-
return buffering_ms;
}
@@ -325,76 +312,70 @@ void VideoPlayer::set_audio_track(int p_track) {
}
int VideoPlayer::get_audio_track() const {
-
return audio_track;
}
void VideoPlayer::set_volume(float p_vol) {
-
volume = p_vol;
};
float VideoPlayer::get_volume() const {
-
return volume;
};
void VideoPlayer::set_volume_db(float p_db) {
-
- if (p_db < -79)
+ if (p_db < -79) {
set_volume(0);
- else
+ } else {
set_volume(Math::db2linear(p_db));
+ }
};
float VideoPlayer::get_volume_db() const {
-
- if (volume == 0)
+ if (volume == 0) {
return -80;
- else
+ } else {
return Math::linear2db(volume);
+ }
};
String VideoPlayer::get_stream_name() const {
-
- if (stream.is_null())
+ if (stream.is_null()) {
return "<No Stream>";
+ }
return stream->get_name();
};
float VideoPlayer::get_stream_position() const {
-
- if (playback.is_null())
+ if (playback.is_null()) {
return 0;
+ }
return playback->get_playback_position();
};
void VideoPlayer::set_stream_position(float p_position) {
-
- if (playback.is_valid())
+ if (playback.is_valid()) {
playback->seek(p_position);
+ }
}
Ref<Texture2D> VideoPlayer::get_video_texture() const {
-
- if (playback.is_valid())
+ if (playback.is_valid()) {
return playback->get_texture();
+ }
return Ref<Texture2D>();
}
void VideoPlayer::set_autoplay(bool p_enable) {
-
autoplay = p_enable;
};
bool VideoPlayer::has_autoplay() const {
-
return autoplay;
};
void VideoPlayer::set_bus(const StringName &p_bus) {
-
//if audio is active, must lock this
AudioServer::get_singleton()->lock();
bus = p_bus;
@@ -402,7 +383,6 @@ void VideoPlayer::set_bus(const StringName &p_bus) {
}
StringName VideoPlayer::get_bus() const {
-
for (int i = 0; i < AudioServer::get_singleton()->get_bus_count(); i++) {
if (AudioServer::get_singleton()->get_bus_name(i) == bus) {
return bus;
@@ -412,13 +392,12 @@ StringName VideoPlayer::get_bus() const {
}
void VideoPlayer::_validate_property(PropertyInfo &p_property) const {
-
if (p_property.name == "bus") {
-
String options;
for (int i = 0; i < AudioServer::get_singleton()->get_bus_count(); i++) {
- if (i > 0)
+ if (i > 0) {
options += ",";
+ }
String name = AudioServer::get_singleton()->get_bus_name(i);
options += name;
}
@@ -428,7 +407,6 @@ void VideoPlayer::_validate_property(PropertyInfo &p_property) const {
}
void VideoPlayer::_bind_methods() {
-
ClassDB::bind_method(D_METHOD("set_stream", "stream"), &VideoPlayer::set_stream);
ClassDB::bind_method(D_METHOD("get_stream"), &VideoPlayer::get_stream);
@@ -484,29 +462,9 @@ void VideoPlayer::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::STRING_NAME, "bus", PROPERTY_HINT_ENUM, ""), "set_bus", "get_bus");
}
-VideoPlayer::VideoPlayer() {
-
- volume = 1;
- loops = false;
- paused = false;
- autoplay = false;
- expand = true;
-
- audio_track = 0;
- bus_index = 0;
-
- buffering_ms = 500;
-
- // internal_stream.player=this;
- // stream_rid=AudioServer::get_singleton()->audio_stream_create(&internal_stream);
- last_audio_time = 0;
-
- wait_resampler = 0;
- wait_resampler_limit = 2;
-};
+VideoPlayer::VideoPlayer() {}
VideoPlayer::~VideoPlayer() {
-
// if (stream_rid.is_valid())
// AudioServer::get_singleton()->free(stream_rid);
resampler.clear(); //Not necessary here, but make in consistent with other "stream_player" classes
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-21 13:21:42 +0000