diff --git a/core/math/audio_frame.h b/core/math/audio_frame.h
index d26336e9a2b..e205126cdf6 100644
--- a/core/math/audio_frame.h
+++ b/core/math/audio_frame.h
@@ -51,105 +51,123 @@ static const float AUDIO_PEAK_OFFSET = 0.0000000001f;
 static const float AUDIO_MIN_PEAK_DB = -200.0f; // linear_to_db(AUDIO_PEAK_OFFSET)
 
 struct AudioFrame {
-	//left and right samples
-	float l = 0.f, r = 0.f;
+	// Left and right samples.
+	union {
+		struct {
+			float left;
+			float right;
+		};
+#ifndef DISABLE_DEPRECATED
+		struct {
+			float l;
+			float r;
+		};
+#endif
+		float levels[2] = { 0.0 };
+	};
 
-	_ALWAYS_INLINE_ const float &operator[](int idx) const { return idx == 0 ? l : r; }
-	_ALWAYS_INLINE_ float &operator[](int idx) { return idx == 0 ? l : r; }
+	_ALWAYS_INLINE_ const float &operator[](int p_idx) const {
+		DEV_ASSERT((unsigned int)p_idx < 2);
+		return levels[p_idx];
+	}
+	_ALWAYS_INLINE_ float &operator[](int p_idx) {
+		DEV_ASSERT((unsigned int)p_idx < 2);
+		return levels[p_idx];
+	}
 
-	_ALWAYS_INLINE_ AudioFrame operator+(const AudioFrame &p_frame) const { return AudioFrame(l + p_frame.l, r + p_frame.r); }
-	_ALWAYS_INLINE_ AudioFrame operator-(const AudioFrame &p_frame) const { return AudioFrame(l - p_frame.l, r - p_frame.r); }
-	_ALWAYS_INLINE_ AudioFrame operator*(const AudioFrame &p_frame) const { return AudioFrame(l * p_frame.l, r * p_frame.r); }
-	_ALWAYS_INLINE_ AudioFrame operator/(const AudioFrame &p_frame) const { return AudioFrame(l / p_frame.l, r / p_frame.r); }
+	_ALWAYS_INLINE_ AudioFrame operator+(const AudioFrame &p_frame) const { return AudioFrame(left + p_frame.left, right + p_frame.right); }
+	_ALWAYS_INLINE_ AudioFrame operator-(const AudioFrame &p_frame) const { return AudioFrame(left - p_frame.left, right - p_frame.right); }
+	_ALWAYS_INLINE_ AudioFrame operator*(const AudioFrame &p_frame) const { return AudioFrame(left * p_frame.left, right * p_frame.right); }
+	_ALWAYS_INLINE_ AudioFrame operator/(const AudioFrame &p_frame) const { return AudioFrame(left / p_frame.left, right / p_frame.right); }
 
-	_ALWAYS_INLINE_ AudioFrame operator+(float p_sample) const { return AudioFrame(l + p_sample, r + p_sample); }
-	_ALWAYS_INLINE_ AudioFrame operator-(float p_sample) const { return AudioFrame(l - p_sample, r - p_sample); }
-	_ALWAYS_INLINE_ AudioFrame operator*(float p_sample) const { return AudioFrame(l * p_sample, r * p_sample); }
-	_ALWAYS_INLINE_ AudioFrame operator/(float p_sample) const { return AudioFrame(l / p_sample, r / p_sample); }
+	_ALWAYS_INLINE_ AudioFrame operator+(float p_sample) const { return AudioFrame(left + p_sample, right + p_sample); }
+	_ALWAYS_INLINE_ AudioFrame operator-(float p_sample) const { return AudioFrame(left - p_sample, right - p_sample); }
+	_ALWAYS_INLINE_ AudioFrame operator*(float p_sample) const { return AudioFrame(left * p_sample, right * p_sample); }
+	_ALWAYS_INLINE_ AudioFrame operator/(float p_sample) const { return AudioFrame(left / p_sample, right / p_sample); }
 
 	_ALWAYS_INLINE_ void operator+=(const AudioFrame &p_frame) {
-		l += p_frame.l;
-		r += p_frame.r;
+		left += p_frame.left;
+		right += p_frame.right;
 	}
 	_ALWAYS_INLINE_ void operator-=(const AudioFrame &p_frame) {
-		l -= p_frame.l;
-		r -= p_frame.r;
+		left -= p_frame.left;
+		right -= p_frame.right;
 	}
 	_ALWAYS_INLINE_ void operator*=(const AudioFrame &p_frame) {
-		l *= p_frame.l;
-		r *= p_frame.r;
+		left *= p_frame.left;
+		right *= p_frame.right;
 	}
 	_ALWAYS_INLINE_ void operator/=(const AudioFrame &p_frame) {
-		l /= p_frame.l;
-		r /= p_frame.r;
+		left /= p_frame.left;
+		right /= p_frame.right;
 	}
 
 	_ALWAYS_INLINE_ void operator+=(float p_sample) {
-		l += p_sample;
-		r += p_sample;
+		left += p_sample;
+		right += p_sample;
 	}
 	_ALWAYS_INLINE_ void operator-=(float p_sample) {
-		l -= p_sample;
-		r -= p_sample;
+		left -= p_sample;
+		right -= p_sample;
 	}
 	_ALWAYS_INLINE_ void operator*=(float p_sample) {
-		l *= p_sample;
-		r *= p_sample;
+		left *= p_sample;
+		right *= p_sample;
 	}
 	_ALWAYS_INLINE_ void operator/=(float p_sample) {
-		l /= p_sample;
-		r /= p_sample;
+		left /= p_sample;
+		right /= p_sample;
 	}
 
 	_ALWAYS_INLINE_ void undenormalize() {
-		l = ::undenormalize(l);
-		r = ::undenormalize(r);
+		left = ::undenormalize(left);
+		right = ::undenormalize(right);
 	}
 
 	_FORCE_INLINE_ AudioFrame lerp(const AudioFrame &p_b, float p_t) const {
 		AudioFrame res = *this;
 
-		res.l += (p_t * (p_b.l - l));
-		res.r += (p_t * (p_b.r - r));
+		res.left += (p_t * (p_b.left - left));
+		res.right += (p_t * (p_b.right - right));
 
 		return res;
 	}
 
-	_ALWAYS_INLINE_ AudioFrame(float p_l, float p_r) {
-		l = p_l;
-		r = p_r;
+	_ALWAYS_INLINE_ AudioFrame(float p_left, float p_right) {
+		left = p_left;
+		right = p_right;
 	}
 	_ALWAYS_INLINE_ AudioFrame(const AudioFrame &p_frame) {
-		l = p_frame.l;
-		r = p_frame.r;
+		left = p_frame.left;
+		right = p_frame.right;
 	}
 
 	_ALWAYS_INLINE_ void operator=(const AudioFrame &p_frame) {
-		l = p_frame.l;
-		r = p_frame.r;
+		left = p_frame.left;
+		right = p_frame.right;
 	}
 
 	_ALWAYS_INLINE_ operator Vector2() const {
-		return Vector2(l, r);
+		return Vector2(left, right);
 	}
 
 	_ALWAYS_INLINE_ AudioFrame(const Vector2 &p_v2) {
-		l = p_v2.x;
-		r = p_v2.y;
+		left = p_v2.x;
+		right = p_v2.y;
 	}
 	_ALWAYS_INLINE_ AudioFrame() {}
 };
 
 _ALWAYS_INLINE_ AudioFrame operator*(float p_scalar, const AudioFrame &p_frame) {
-	return AudioFrame(p_frame.l * p_scalar, p_frame.r * p_scalar);
+	return AudioFrame(p_frame.left * p_scalar, p_frame.right * p_scalar);
 }
 
 _ALWAYS_INLINE_ AudioFrame operator*(int32_t p_scalar, const AudioFrame &p_frame) {
-	return AudioFrame(p_frame.l * p_scalar, p_frame.r * p_scalar);
+	return AudioFrame(p_frame.left * p_scalar, p_frame.right * p_scalar);
 }
 
 _ALWAYS_INLINE_ AudioFrame operator*(int64_t p_scalar, const AudioFrame &p_frame) {
-	return AudioFrame(p_frame.l * p_scalar, p_frame.r * p_scalar);
+	return AudioFrame(p_frame.left * p_scalar, p_frame.right * p_scalar);
 }
 
 #endif // AUDIO_FRAME_H
diff --git a/editor/audio_stream_preview.cpp b/editor/audio_stream_preview.cpp
index 0b9289ff06d..8dd4820c4e9 100644
--- a/editor/audio_stream_preview.cpp
+++ b/editor/audio_stream_preview.cpp
@@ -143,11 +143,11 @@ void AudioStreamPreviewGenerator::_preview_thread(void *p_preview) {
 			}
 
 			for (int j = from; j < to; j++) {
-				max = MAX(max, mix_chunk[j].l);
-				max = MAX(max, mix_chunk[j].r);
+				max = MAX(max, mix_chunk[j].left);
+				max = MAX(max, mix_chunk[j].right);
 
-				min = MIN(min, mix_chunk[j].l);
-				min = MIN(min, mix_chunk[j].r);
+				min = MIN(min, mix_chunk[j].left);
+				min = MIN(min, mix_chunk[j].right);
 			}
 
 			uint8_t pfrom = CLAMP((min * 0.5 + 0.5) * 255, 0, 255);
diff --git a/editor/plugins/editor_preview_plugins.cpp b/editor/plugins/editor_preview_plugins.cpp
index 0019922f9c1..fbec9ca68f2 100644
--- a/editor/plugins/editor_preview_plugins.cpp
+++ b/editor/plugins/editor_preview_plugins.cpp
@@ -666,11 +666,11 @@ Ref<Texture2D> EditorAudioStreamPreviewPlugin::generate(const Ref<Resource> &p_f
 		}
 
 		for (int j = from; j < to; j++) {
-			max = MAX(max, frames[j].l);
-			max = MAX(max, frames[j].r);
+			max = MAX(max, frames[j].left);
+			max = MAX(max, frames[j].right);
 
-			min = MIN(min, frames[j].l);
-			min = MIN(min, frames[j].r);
+			min = MIN(min, frames[j].left);
+			min = MIN(min, frames[j].right);
 		}
 
 		int pfrom = CLAMP((min * 0.5 + 0.5) * h / 2, 0, h / 2) + h / 4;
diff --git a/modules/vorbis/audio_stream_ogg_vorbis.cpp b/modules/vorbis/audio_stream_ogg_vorbis.cpp
index e6003f35df0..b235b6f96cb 100644
--- a/modules/vorbis/audio_stream_ogg_vorbis.cpp
+++ b/modules/vorbis/audio_stream_ogg_vorbis.cpp
@@ -177,13 +177,13 @@ int AudioStreamPlaybackOggVorbis::_mix_frames_vorbis(AudioFrame *p_buffer, int p
 
 	if (info.channels > 1) {
 		for (int frame = 0; frame < frames; frame++) {
-			p_buffer[frame].l = pcm[0][frame];
-			p_buffer[frame].r = pcm[1][frame];
+			p_buffer[frame].left = pcm[0][frame];
+			p_buffer[frame].right = pcm[1][frame];
 		}
 	} else {
 		for (int frame = 0; frame < frames; frame++) {
-			p_buffer[frame].l = pcm[0][frame];
-			p_buffer[frame].r = pcm[0][frame];
+			p_buffer[frame].left = pcm[0][frame];
+			p_buffer[frame].right = pcm[0][frame];
 		}
 	}
 	vorbis_synthesis_read(&dsp_state, frames);
diff --git a/scene/3d/audio_stream_player_3d.cpp b/scene/3d/audio_stream_player_3d.cpp
index 1fe6cb718cd..2bb376c9abc 100644
--- a/scene/3d/audio_stream_player_3d.cpp
+++ b/scene/3d/audio_stream_player_3d.cpp
@@ -123,20 +123,20 @@ void AudioStreamPlayer3D::_calc_output_vol(const Vector3 &source_dir, real_t tig
 
 	switch (AudioServer::get_singleton()->get_speaker_mode()) {
 		case AudioServer::SPEAKER_SURROUND_71:
-			output.write[3].l = volumes[5]; // side-left
-			output.write[3].r = volumes[6]; // side-right
+			output.write[3].left = volumes[5]; // side-left
+			output.write[3].right = volumes[6]; // side-right
 			[[fallthrough]];
 		case AudioServer::SPEAKER_SURROUND_51:
-			output.write[2].l = volumes[3]; // rear-left
-			output.write[2].r = volumes[4]; // rear-right
+			output.write[2].left = volumes[3]; // rear-left
+			output.write[2].right = volumes[4]; // rear-right
 			[[fallthrough]];
 		case AudioServer::SPEAKER_SURROUND_31:
-			output.write[1].r = 1.0; // LFE - always full power
-			output.write[1].l = volumes[2]; // center
+			output.write[1].right = 1.0; // LFE - always full power
+			output.write[1].left = volumes[2]; // center
 			[[fallthrough]];
 		case AudioServer::SPEAKER_MODE_STEREO:
-			output.write[0].r = volumes[1]; // front-right
-			output.write[0].l = volumes[0]; // front-left
+			output.write[0].right = volumes[1]; // front-right
+			output.write[0].left = volumes[0]; // front-left
 			break;
 	}
 }
@@ -168,25 +168,25 @@ void AudioStreamPlayer3D::_calc_reverb_vol(Area3D *area, Vector3 listener_area_p
 
 			// Stereo pair.
 			float c = rev_pos.x * 0.5 + 0.5;
-			reverb_vol.write[0].l = 1.0 - c;
-			reverb_vol.write[0].r = c;
+			reverb_vol.write[0].left = 1.0 - c;
+			reverb_vol.write[0].right = c;
 
 			if (channel_count >= 3) {
 				// Center pair + Side pair
 				float xl = Vector3(-1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
 				float xr = Vector3(1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
 
-				reverb_vol.write[1].l = xl;
-				reverb_vol.write[1].r = xr;
-				reverb_vol.write[2].l = 1.0 - xr;
-				reverb_vol.write[2].r = 1.0 - xl;
+				reverb_vol.write[1].left = xl;
+				reverb_vol.write[1].right = xr;
+				reverb_vol.write[2].left = 1.0 - xr;
+				reverb_vol.write[2].right = 1.0 - xl;
 			}
 
 			if (channel_count >= 4) {
 				// Rear pair
 				// FIXME: Not sure what math should be done here
-				reverb_vol.write[3].l = 1.0 - c;
-				reverb_vol.write[3].r = c;
+				reverb_vol.write[3].left = 1.0 - c;
+				reverb_vol.write[3].right = c;
 			}
 
 			for (int i = 0; i < channel_count; i++) {
diff --git a/scene/resources/audio_stream_wav.cpp b/scene/resources/audio_stream_wav.cpp
index 669b455f893..b6e6493b682 100644
--- a/scene/resources/audio_stream_wav.cpp
+++ b/scene/resources/audio_stream_wav.cpp
@@ -213,8 +213,8 @@ void AudioStreamPlaybackWAV::do_resample(const Depth *p_src, AudioFrame *p_dst,
 			final_r = final; //copy to right channel if stereo
 		}
 
-		p_dst->l = final / 32767.0;
-		p_dst->r = final_r / 32767.0;
+		p_dst->left = final / 32767.0;
+		p_dst->right = final_r / 32767.0;
 		p_dst++;
 
 		p_offset += p_increment;
diff --git a/servers/audio/effects/audio_effect_capture.cpp b/servers/audio/effects/audio_effect_capture.cpp
index 7e7aa73f9cc..a5740c7e275 100644
--- a/servers/audio/effects/audio_effect_capture.cpp
+++ b/servers/audio/effects/audio_effect_capture.cpp
@@ -49,7 +49,7 @@ PackedVector2Array AudioEffectCapture::get_buffer(int p_frames) {
 	streaming_data.resize(p_frames);
 	buffer.read(streaming_data.ptrw(), p_frames);
 	for (int32_t i = 0; i < p_frames; i++) {
-		ret.write[i] = Vector2(streaming_data[i].l, streaming_data[i].r);
+		ret.write[i] = Vector2(streaming_data[i].left, streaming_data[i].right);
 	}
 	return ret;
 }
diff --git a/servers/audio/effects/audio_effect_chorus.cpp b/servers/audio/effects/audio_effect_chorus.cpp
index 796abfee02b..16f42aea9eb 100644
--- a/servers/audio/effects/audio_effect_chorus.cpp
+++ b/servers/audio/effects/audio_effect_chorus.cpp
@@ -96,8 +96,8 @@ void AudioEffectChorusInstance::_process_chunk(const AudioFrame *p_src_frames, A
 		//vol modifier
 
 		AudioFrame vol_modifier = AudioFrame(base->wet, base->wet) * Math::db_to_linear(v.level);
-		vol_modifier.l *= CLAMP(1.0 - v.pan, 0, 1);
-		vol_modifier.r *= CLAMP(1.0 + v.pan, 0, 1);
+		vol_modifier.left *= CLAMP(1.0 - v.pan, 0, 1);
+		vol_modifier.right *= CLAMP(1.0 + v.pan, 0, 1);
 
 		for (int i = 0; i < p_frame_count; i++) {
 			/** COMPUTE WAVEFORM **/
diff --git a/servers/audio/effects/audio_effect_compressor.cpp b/servers/audio/effects/audio_effect_compressor.cpp
index ed6690c1207..1ab1b6eaf30 100644
--- a/servers/audio/effects/audio_effect_compressor.cpp
+++ b/servers/audio/effects/audio_effect_compressor.cpp
@@ -59,10 +59,10 @@ void AudioEffectCompressorInstance::process(const AudioFrame *p_src_frames, Audi
 	for (int i = 0; i < p_frame_count; i++) {
 		AudioFrame s = src[i];
 		//convert to positive
-		s.l = Math::abs(s.l);
-		s.r = Math::abs(s.r);
+		s.left = Math::abs(s.left);
+		s.right = Math::abs(s.right);
 
-		float peak = MAX(s.l, s.r);
+		float peak = MAX(s.left, s.right);
 
 		float overdb = 2.08136898f * Math::linear_to_db(peak / threshold);
 
diff --git a/servers/audio/effects/audio_effect_delay.cpp b/servers/audio/effects/audio_effect_delay.cpp
index 40a7a28fc47..3014dc703f4 100644
--- a/servers/audio/effects/audio_effect_delay.cpp
+++ b/servers/audio/effects/audio_effect_delay.cpp
@@ -64,13 +64,13 @@ void AudioEffectDelayInstance::_process_chunk(const AudioFrame *p_src_frames, Au
 
 	AudioFrame tap1_vol = AudioFrame(tap_1_level_f, tap_1_level_f);
 
-	tap1_vol.l *= CLAMP(1.0 - base->tap_1_pan, 0, 1);
-	tap1_vol.r *= CLAMP(1.0 + base->tap_1_pan, 0, 1);
+	tap1_vol.left *= CLAMP(1.0 - base->tap_1_pan, 0, 1);
+	tap1_vol.right *= CLAMP(1.0 + base->tap_1_pan, 0, 1);
 
 	AudioFrame tap2_vol = AudioFrame(tap_2_level_f, tap_2_level_f);
 
-	tap2_vol.l *= CLAMP(1.0 - base->tap_2_pan, 0, 1);
-	tap2_vol.r *= CLAMP(1.0 + base->tap_2_pan, 0, 1);
+	tap2_vol.left *= CLAMP(1.0 - base->tap_2_pan, 0, 1);
+	tap2_vol.right *= CLAMP(1.0 + base->tap_2_pan, 0, 1);
 
 	// feedback lowpass here
 	float lpf_c = expf(-Math_TAU * base->feedback_lowpass / mix_rate); // 0 .. 10khz
diff --git a/servers/audio/effects/audio_effect_eq.cpp b/servers/audio/effects/audio_effect_eq.cpp
index 8d4bc1891f0..59032f99d80 100644
--- a/servers/audio/effects/audio_effect_eq.cpp
+++ b/servers/audio/effects/audio_effect_eq.cpp
@@ -46,14 +46,14 @@ void AudioEffectEQInstance::process(const AudioFrame *p_src_frames, AudioFrame *
 		AudioFrame dst = AudioFrame(0, 0);
 
 		for (int j = 0; j < band_count; j++) {
-			float l = src.l;
-			float r = src.r;
+			float l = src.left;
+			float r = src.right;
 
 			proc_l[j].process_one(l);
 			proc_r[j].process_one(r);
 
-			dst.l += l * bgain[j];
-			dst.r += r * bgain[j];
+			dst.left += l * bgain[j];
+			dst.right += r * bgain[j];
 		}
 
 		p_dst_frames[i] = dst;
diff --git a/servers/audio/effects/audio_effect_filter.cpp b/servers/audio/effects/audio_effect_filter.cpp
index dd897840102..cd2839044f4 100644
--- a/servers/audio/effects/audio_effect_filter.cpp
+++ b/servers/audio/effects/audio_effect_filter.cpp
@@ -34,7 +34,7 @@
 template <int S>
 void AudioEffectFilterInstance::_process_filter(const AudioFrame *p_src_frames, AudioFrame *p_dst_frames, int p_frame_count) {
 	for (int i = 0; i < p_frame_count; i++) {
-		float f = p_src_frames[i].l;
+		float f = p_src_frames[i].left;
 		filter_process[0][0].process_one(f);
 		if constexpr (S > 1) {
 			filter_process[0][1].process_one(f);
@@ -46,11 +46,11 @@ void AudioEffectFilterInstance::_process_filter(const AudioFrame *p_src_frames,
 			filter_process[0][3].process_one(f);
 		}
 
-		p_dst_frames[i].l = f;
+		p_dst_frames[i].left = f;
 	}
 
 	for (int i = 0; i < p_frame_count; i++) {
-		float f = p_src_frames[i].r;
+		float f = p_src_frames[i].right;
 		filter_process[1][0].process_one(f);
 		if constexpr (S > 1) {
 			filter_process[1][1].process_one(f);
@@ -62,7 +62,7 @@ void AudioEffectFilterInstance::_process_filter(const AudioFrame *p_src_frames,
 			filter_process[1][3].process_one(f);
 		}
 
-		p_dst_frames[i].r = f;
+		p_dst_frames[i].right = f;
 	}
 }
 
diff --git a/servers/audio/effects/audio_effect_limiter.cpp b/servers/audio/effects/audio_effect_limiter.cpp
index ede6d77fbc5..8c5dc731bbb 100644
--- a/servers/audio/effects/audio_effect_limiter.cpp
+++ b/servers/audio/effects/audio_effect_limiter.cpp
@@ -41,8 +41,8 @@ void AudioEffectLimiterInstance::process(const AudioFrame *p_src_frames, AudioFr
 	float scmult = Math::abs((ceildb - sc) / (peakdb - sc));
 
 	for (int i = 0; i < p_frame_count; i++) {
-		float spl0 = p_src_frames[i].l;
-		float spl1 = p_src_frames[i].r;
+		float spl0 = p_src_frames[i].left;
+		float spl1 = p_src_frames[i].right;
 		spl0 = spl0 * makeup;
 		spl1 = spl1 * makeup;
 		float sign0 = (spl0 < 0.0 ? -1.0 : 1.0);
@@ -62,8 +62,8 @@ void AudioEffectLimiterInstance::process(const AudioFrame *p_src_frames, AudioFr
 		spl0 = MIN(ceiling, Math::abs(spl0)) * (spl0 < 0.0 ? -1.0 : 1.0);
 		spl1 = MIN(ceiling, Math::abs(spl1)) * (spl1 < 0.0 ? -1.0 : 1.0);
 
-		p_dst_frames[i].l = spl0;
-		p_dst_frames[i].r = spl1;
+		p_dst_frames[i].left = spl0;
+		p_dst_frames[i].right = spl1;
 	}
 }
 
diff --git a/servers/audio/effects/audio_effect_panner.cpp b/servers/audio/effects/audio_effect_panner.cpp
index 74742d60de8..3fbdcd450a2 100644
--- a/servers/audio/effects/audio_effect_panner.cpp
+++ b/servers/audio/effects/audio_effect_panner.cpp
@@ -35,8 +35,8 @@ void AudioEffectPannerInstance::process(const AudioFrame *p_src_frames, AudioFra
 	float rvol = CLAMP(1.0 + base->pan, 0, 1);
 
 	for (int i = 0; i < p_frame_count; i++) {
-		p_dst_frames[i].l = p_src_frames[i].l * lvol + p_src_frames[i].r * (1.0 - rvol);
-		p_dst_frames[i].r = p_src_frames[i].r * rvol + p_src_frames[i].l * (1.0 - lvol);
+		p_dst_frames[i].left = p_src_frames[i].left * lvol + p_src_frames[i].right * (1.0 - rvol);
+		p_dst_frames[i].right = p_src_frames[i].right * rvol + p_src_frames[i].left * (1.0 - lvol);
 	}
 }
 
diff --git a/servers/audio/effects/audio_effect_phaser.cpp b/servers/audio/effects/audio_effect_phaser.cpp
index 76d2ca56894..8093fd01ca5 100644
--- a/servers/audio/effects/audio_effect_phaser.cpp
+++ b/servers/audio/effects/audio_effect_phaser.cpp
@@ -61,20 +61,20 @@ void AudioEffectPhaserInstance::process(const AudioFrame *p_src_frames, AudioFra
 						allpass[0][2].update(
 								allpass[0][3].update(
 										allpass[0][4].update(
-												allpass[0][5].update(p_src_frames[i].l + h.l * base->feedback))))));
-		h.l = y;
+												allpass[0][5].update(p_src_frames[i].left + h.left * base->feedback))))));
+		h.left = y;
 
-		p_dst_frames[i].l = p_src_frames[i].l + y * base->depth;
+		p_dst_frames[i].left = p_src_frames[i].left + y * base->depth;
 
 		y = allpass[1][0].update(
 				allpass[1][1].update(
 						allpass[1][2].update(
 								allpass[1][3].update(
 										allpass[1][4].update(
-												allpass[1][5].update(p_src_frames[i].r + h.r * base->feedback))))));
-		h.r = y;
+												allpass[1][5].update(p_src_frames[i].right + h.right * base->feedback))))));
+		h.right = y;
 
-		p_dst_frames[i].r = p_src_frames[i].r + y * base->depth;
+		p_dst_frames[i].right = p_src_frames[i].right + y * base->depth;
 	}
 }
 
diff --git a/servers/audio/effects/audio_effect_record.cpp b/servers/audio/effects/audio_effect_record.cpp
index e1e92700742..e30a8fa99e3 100644
--- a/servers/audio/effects/audio_effect_record.cpp
+++ b/servers/audio/effects/audio_effect_record.cpp
@@ -87,8 +87,8 @@ void AudioEffectRecordInstance::_io_store_buffer() {
 
 	while (to_read) {
 		AudioFrame buffered_frame = rb_buf[ring_buffer_read_pos & ring_buffer_mask];
-		recording_data.push_back(buffered_frame.l);
-		recording_data.push_back(buffered_frame.r);
+		recording_data.push_back(buffered_frame.left);
+		recording_data.push_back(buffered_frame.right);
 
 		ring_buffer_read_pos++;
 		to_read--;
diff --git a/servers/audio/effects/audio_effect_reverb.cpp b/servers/audio/effects/audio_effect_reverb.cpp
index 00d21120fea..06d890fb58f 100644
--- a/servers/audio/effects/audio_effect_reverb.cpp
+++ b/servers/audio/effects/audio_effect_reverb.cpp
@@ -51,20 +51,20 @@ void AudioEffectReverbInstance::process(const AudioFrame *p_src_frames, AudioFra
 		int to_mix = MIN(todo, Reverb::INPUT_BUFFER_MAX_SIZE);
 
 		for (int j = 0; j < to_mix; j++) {
-			tmp_src[j] = p_src_frames[offset + j].l;
+			tmp_src[j] = p_src_frames[offset + j].left;
 		}
 
 		reverb[0].process(tmp_src, tmp_dst, to_mix);
 
 		for (int j = 0; j < to_mix; j++) {
-			p_dst_frames[offset + j].l = tmp_dst[j];
-			tmp_src[j] = p_src_frames[offset + j].r;
+			p_dst_frames[offset + j].left = tmp_dst[j];
+			tmp_src[j] = p_src_frames[offset + j].right;
 		}
 
 		reverb[1].process(tmp_src, tmp_dst, to_mix);
 
 		for (int j = 0; j < to_mix; j++) {
-			p_dst_frames[offset + j].r = tmp_dst[j];
+			p_dst_frames[offset + j].right = tmp_dst[j];
 		}
 
 		offset += to_mix;
diff --git a/servers/audio/effects/audio_effect_spectrum_analyzer.cpp b/servers/audio/effects/audio_effect_spectrum_analyzer.cpp
index bd5b226e157..378ca2458fb 100644
--- a/servers/audio/effects/audio_effect_spectrum_analyzer.cpp
+++ b/servers/audio/effects/audio_effect_spectrum_analyzer.cpp
@@ -115,9 +115,9 @@ void AudioEffectSpectrumAnalyzerInstance::process(const AudioFrame *p_src_frames
 		float *fftw = temporal_fft.ptrw();
 		for (int i = 0; i < to_fill; i++) { //left and right buffers
 			float window = -0.5 * Math::cos(to_fill_step * (double)temporal_fft_pos) + 0.5;
-			fftw[temporal_fft_pos * 2] = window * p_src_frames->l;
+			fftw[temporal_fft_pos * 2] = window * p_src_frames->left;
 			fftw[temporal_fft_pos * 2 + 1] = 0;
-			fftw[(temporal_fft_pos + fft_size * 2) * 2] = window * p_src_frames->r;
+			fftw[(temporal_fft_pos + fft_size * 2) * 2] = window * p_src_frames->right;
 			fftw[(temporal_fft_pos + fft_size * 2) * 2 + 1] = 0;
 			++p_src_frames;
 			++temporal_fft_pos;
@@ -135,8 +135,8 @@ void AudioEffectSpectrumAnalyzerInstance::process(const AudioFrame *p_src_frames
 
 			for (int i = 0; i < fft_size; i++) {
 				//abs(vec)/fft_size normalizes each frequency
-				hw[i].l = Vector2(fftw[i * 2], fftw[i * 2 + 1]).length() / float(fft_size);
-				hw[i].r = Vector2(fftw[fft_size * 4 + i * 2], fftw[fft_size * 4 + i * 2 + 1]).length() / float(fft_size);
+				hw[i].left = Vector2(fftw[i * 2], fftw[i * 2 + 1]).length() / float(fft_size);
+				hw[i].right = Vector2(fftw[fft_size * 4 + i * 2], fftw[fft_size * 4 + i * 2 + 1]).length() / float(fft_size);
 			}
 
 			fft_pos = next; //swap
@@ -199,8 +199,8 @@ Vector2 AudioEffectSpectrumAnalyzerInstance::get_magnitude_for_frequency_range(f
 		Vector2 max;
 
 		for (int i = begin_pos; i <= end_pos; i++) {
-			max.x = MAX(max.x, r[i].l);
-			max.y = MAX(max.y, r[i].r);
+			max.x = MAX(max.x, r[i].left);
+			max.y = MAX(max.y, r[i].right);
 		}
 
 		return max;
diff --git a/servers/audio/effects/audio_effect_stereo_enhance.cpp b/servers/audio/effects/audio_effect_stereo_enhance.cpp
index be9905724ef..e0ea97f90fb 100644
--- a/servers/audio/effects/audio_effect_stereo_enhance.cpp
+++ b/servers/audio/effects/audio_effect_stereo_enhance.cpp
@@ -39,8 +39,8 @@ void AudioEffectStereoEnhanceInstance::process(const AudioFrame *p_src_frames, A
 	unsigned int delay_frames = (base->time_pullout / 1000.0) * AudioServer::get_singleton()->get_mix_rate();
 
 	for (int i = 0; i < p_frame_count; i++) {
-		float l = p_src_frames[i].l;
-		float r = p_src_frames[i].r;
+		float l = p_src_frames[i].left;
+		float r = p_src_frames[i].right;
 
 		float center = (l + r) / 2.0f;
 
@@ -65,8 +65,8 @@ void AudioEffectStereoEnhanceInstance::process(const AudioFrame *p_src_frames, A
 			r = delay_ringbuff[(ringbuff_pos - delay_frames) & ringbuff_mask];
 		}
 
-		p_dst_frames[i].l = l;
-		p_dst_frames[i].r = r;
+		p_dst_frames[i].left = l;
+		p_dst_frames[i].right = r;
 		ringbuff_pos++;
 	}
 }
diff --git a/servers/audio_server.cpp b/servers/audio_server.cpp
index 4a901897de0..69a66a7d623 100644
--- a/servers/audio_server.cpp
+++ b/servers/audio_server.cpp
@@ -285,13 +285,13 @@ void AudioServer::_driver_process(int p_frames, int32_t *p_buffer) {
 				const AudioFrame *buf = master->channels[k].buffer.ptr();
 
 				for (int j = 0; j < to_copy; j++) {
-					float l = CLAMP(buf[from + j].l, -1.0, 1.0);
+					float l = CLAMP(buf[from + j].left, -1.0, 1.0);
 					int32_t vl = l * ((1 << 20) - 1);
 					int32_t vl2 = (vl < 0 ? -1 : 1) * (ABS(vl) << 11);
 					*dest = vl2;
 					dest++;
 
-					float r = CLAMP(buf[from + j].r, -1.0, 1.0);
+					float r = CLAMP(buf[from + j].right, -1.0, 1.0);
 					int32_t vr = r * ((1 << 20) - 1);
 					int32_t vr2 = (vr < 0 ? -1 : 1) * (ABS(vr) << 11);
 					*dest = vr2;
@@ -588,22 +588,22 @@ void AudioServer::_mix_step() {
 			for (uint32_t j = 0; j < buffer_size; j++) {
 				buf[j] *= volume;
 
-				float l = ABS(buf[j].l);
-				if (l > peak.l) {
-					peak.l = l;
+				float l = ABS(buf[j].left);
+				if (l > peak.left) {
+					peak.left = l;
 				}
-				float r = ABS(buf[j].r);
-				if (r > peak.r) {
-					peak.r = r;
+				float r = ABS(buf[j].right);
+				if (r > peak.right) {
+					peak.right = r;
 				}
 			}
 
-			bus->channels.write[k].peak_volume = AudioFrame(Math::linear_to_db(peak.l + AUDIO_PEAK_OFFSET), Math::linear_to_db(peak.r + AUDIO_PEAK_OFFSET));
+			bus->channels.write[k].peak_volume = AudioFrame(Math::linear_to_db(peak.left + AUDIO_PEAK_OFFSET), Math::linear_to_db(peak.right + AUDIO_PEAK_OFFSET));
 
 			if (!bus->channels[k].used) {
 				//see if any audio is contained, because channel was not used
 
-				if (MAX(peak.r, peak.l) > Math::db_to_linear(channel_disable_threshold_db)) {
+				if (MAX(peak.right, peak.left) > Math::db_to_linear(channel_disable_threshold_db)) {
 					bus->channels.write[k].last_mix_with_audio = mix_frames;
 				} else if (mix_frames - bus->channels[k].last_mix_with_audio > channel_disable_frames) {
 					bus->channels.write[k].active = false;
@@ -639,7 +639,7 @@ void AudioServer::_mix_step_for_channel(AudioFrame *p_out_buf, AudioFrame *p_sou
 		ERR_FAIL_NULL(p_processor_l);
 		ERR_FAIL_NULL(p_processor_r);
 
-		bool is_just_started = p_vol_start.l == 0 && p_vol_start.r == 0;
+		bool is_just_started = p_vol_start.left == 0 && p_vol_start.right == 0;
 		p_processor_l->set_filter(&filter, /* clear_history= */ is_just_started);
 		p_processor_l->update_coeffs(buffer_size);
 		p_processor_r->set_filter(&filter, /* clear_history= */ is_just_started);
@@ -650,8 +650,8 @@ void AudioServer::_mix_step_for_channel(AudioFrame *p_out_buf, AudioFrame *p_sou
 			float lerp_param = (float)frame_idx / buffer_size;
 			AudioFrame vol = p_vol_final * lerp_param + (1 - lerp_param) * p_vol_start;
 			AudioFrame mixed = vol * p_source_buf[frame_idx];
-			p_processor_l->process_one_interp(mixed.l);
-			p_processor_r->process_one_interp(mixed.r);
+			p_processor_l->process_one_interp(mixed.left);
+			p_processor_r->process_one_interp(mixed.right);
 			p_out_buf[frame_idx] += mixed;
 		}
 
@@ -1107,14 +1107,14 @@ float AudioServer::get_bus_peak_volume_left_db(int p_bus, int p_channel) const {
 	ERR_FAIL_INDEX_V(p_bus, buses.size(), 0);
 	ERR_FAIL_INDEX_V(p_channel, buses[p_bus]->channels.size(), 0);
 
-	return buses[p_bus]->channels[p_channel].peak_volume.l;
+	return buses[p_bus]->channels[p_channel].peak_volume.left;
 }
 
 float AudioServer::get_bus_peak_volume_right_db(int p_bus, int p_channel) const {
 	ERR_FAIL_INDEX_V(p_bus, buses.size(), 0);
 	ERR_FAIL_INDEX_V(p_channel, buses[p_bus]->channels.size(), 0);
 
-	return buses[p_bus]->channels[p_channel].peak_volume.r;
+	return buses[p_bus]->channels[p_channel].peak_volume.right;
 }
 
 bool AudioServer::is_bus_channel_active(int p_bus, int p_channel) const {