32 bits cleanup

components/squeezelite/CMakeLists.txt

@@ -34,6 +34,7 @@ set_source_files_properties(flac.c
 )
 
 add_definitions(-DLINKALL -DLOOPBACK -DNO_FAAD -DRESAMPLE16 -DEMBEDDED -DTREMOR_ONLY -DBYTES_PER_FRAME=4)
+# add_definitions(-DLINKALL -DLOOPBACK -DNO_FAAD -DEMBEDDED -DTREMOR_ONLY -DBYTES_PER_FRAME=8)
 add_compile_options (-O3 ) 
 
 

components/squeezelite/display.c

@@ -853,8 +853,8 @@ static void visu_update(void) {
 	
 	int mode = visu.mode & ~VISU_ESP32;
 				
-	// not enough samples
+	// not enough frames
-	if (visu_export.level < (mode == VISU_VUMETER ? RMS_LEN : FFT_LEN) * 2 && visu_export.running) {
+	if (visu_export.level < (mode == VISU_VUMETER ? RMS_LEN : FFT_LEN) && visu_export.running) {
 		pthread_mutex_unlock(&visu_export.mutex);
 		return;
 	}
@@ -865,14 +865,14 @@ static void visu_update(void) {
 	if (visu_export.running) {
 					
 		if (mode == VISU_VUMETER) {
-			s16_t *iptr = visu_export.buffer;
+			s16_t *iptr = (s16_t*) visu_export.buffer + (BYTES_PER_FRAME / 4) - 1;
 			
 			// calculate sum(L²+R²), try to not overflow at the expense of some precision
 			for (int i = RMS_LEN; --i >= 0;) {
 				visu.bars[0].current += (*iptr * *iptr + (1 << (RMS_LEN_BIT - 2))) >> (RMS_LEN_BIT - 1);
-				iptr++;
+				iptr += BYTES_PER_FRAME / 4;
 				visu.bars[1].current += (*iptr * *iptr + (1 << (RMS_LEN_BIT - 2))) >> (RMS_LEN_BIT - 1);
-				iptr++;
+				iptr += BYTES_PER_FRAME / 4;
 			}	
 		
 			// convert to dB (1 bit remaining for getting X²/N, 60dB dynamic starting from 0dBFS = 3 bits back-off)
@@ -882,11 +882,13 @@ static void visu_update(void) {
 				else if (visu.bars[i].current < 0) visu.bars[i].current = 0;
 			}
 		} else {
+			s16_t *iptr = (s16_t*) visu_export.buffer + (BYTES_PER_FRAME / 4) - 1;
 			// on xtensa/esp32 the floating point FFT takes 1/2 cycles of the fixed point
 			for (int i = 0 ; i < FFT_LEN ; i++) {
 				// don't normalize here, but we are due INT16_MAX and FFT_LEN / 2 / 2
-				visu.samples[i * 2 + 0] = (float) (visu_export.buffer[2*i] + visu_export.buffer[2*i + 1]) * visu.hanning[i];
+				visu.samples[i * 2 + 0] = (float) (*iptr + *(iptr+BYTES_PER_FRAME/4)) * visu.hanning[i];
 				visu.samples[i * 2 + 1] = 0;
+				iptr += 2 * BYTES_PER_FRAME / 4;
 			}
 
 			// actual FFT that might be less cycle than all the crap below		

components/squeezelite/embedded.h

@@ -42,7 +42,12 @@ typedef unsigned long long u64_t;
 #define PLAYER_ID custom_player_id
 extern u8_t custom_player_id;
 
-#define BASE_CAP "Model=squeezeesp32,AccuratePlayPoints=1,HasDigitalOut=1,HasPolarityInversion=1,Balance=1,Firmware=" VERSION
+#if BYTES_PER_FRAME == 8
+#define BASE_CAP "Model=squeezeesp32,AccuratePlayPoints=1,HasDigitalOut=1,HasPolarityInversion=1,Balance=1,Depth=32,Firmware=" VERSION 
+#else
+#define BASE_CAP "Model=squeezeesp32,AccuratePlayPoints=1,HasDigitalOut=1,HasPolarityInversion=1,Balance=1,Depth=16,Firmware=" VERSION 
+#endif
+
 // to force some special buffer attribute
 #define EXT_BSS __attribute__((section(".ext_ram.bss"))) 
 
@@ -78,10 +83,10 @@ u8_t	get_battery(void);		// must provide 0..15 or define as 0x0
 extern struct visu_export_s {
 	pthread_mutex_t mutex;
 	u32_t level, size, rate, gain;
-	s16_t *buffer;
+	void *buffer;
 	bool running;
 } visu_export;
-void 		output_visu_export(s16_t *frames, frames_t out_frames, u32_t rate, bool silence, u32_t gain);
+void 		output_visu_export(void *frames, frames_t out_frames, u32_t rate, bool silence, u32_t gain);
 void 		output_visu_init(log_level level);
 void 		output_visu_close(void);
 

components/squeezelite/output_bt.c

@@ -112,7 +112,7 @@ static int _write_frames(frames_t out_frames, bool silence, s32_t gainL, s32_t g
 		memcpy(btout + oframes * BYTES_PER_FRAME, buf, out_frames * BYTES_PER_FRAME);
 	}
 	
-	output_visu_export((s16_t*) (btout + oframes * BYTES_PER_FRAME), out_frames, output.current_sample_rate, silence, (gainL + gainR) / 2);
+	output_visu_export(btout + oframes * BYTES_PER_FRAME, out_frames, output.current_sample_rate, silence, ((gainL & ~MONO_FLAG) + (gainR & ~MONO_FLAG)) / 2);
 	
 	oframes += out_frames;
 

components/squeezelite/output_i2s.c

@@ -400,42 +400,18 @@ bool output_volume_i2s(unsigned left, unsigned right) {
  */
 static int _i2s_write_frames(frames_t out_frames, bool silence, s32_t gainL, s32_t gainR,
 								s32_t cross_gain_in, s32_t cross_gain_out, ISAMPLE_T **cross_ptr) {
-#if BYTES_PER_FRAME == 8									
-	s32_t *optr;
-#endif	
-	
 	if (!silence) {
 		if (output.fade == FADE_ACTIVE && output.fade_dir == FADE_CROSS && *cross_ptr) {
 			_apply_cross(outputbuf, out_frames, cross_gain_in, cross_gain_out, cross_ptr);
 		}
 		
-#if BYTES_PER_FRAME == 4
 		_apply_gain(outputbuf, out_frames, gainL, gainR);
 		memcpy(obuf + oframes * BYTES_PER_FRAME, outputbuf->readp, out_frames * BYTES_PER_FRAME);
-#else
-		optr = (s32_t*) outputbuf->readp;	
-#endif		
 	} else {
-#if BYTES_PER_FRAME == 4		
 		memcpy(obuf + oframes * BYTES_PER_FRAME, silencebuf, out_frames * BYTES_PER_FRAME);
-#else		
-		optr = (s32_t*) silencebuf;
-#endif	
 	}
 
-#if BYTES_PER_FRAME == 8
+	output_visu_export(obuf + oframes * BYTES_PER_FRAME, out_frames, output.current_sample_rate, silence, ((gainL & ~MONO_FLAG) + (gainR & ~MONO_FLAG)) / 2);
-	IF_DSD(
-	if (output.outfmt == DOP) {
-			update_dop((u32_t *) optr, out_frames, output.invert);
-		} else if (output.outfmt != PCM && output.invert)
-			dsd_invert((u32_t *) optr, out_frames);
-	)
-
-	_scale_and_pack_frames(obuf + oframes * BYTES_PER_FRAME, optr, out_frames, gainL, gainR, output.format);
-#endif	
-
-	output_visu_export((s16_t*) (obuf + oframes * BYTES_PER_FRAME), out_frames, output.current_sample_rate, silence, (gainL + gainR) / 2);
-
 	oframes += out_frames;
 	
 	return out_frames;
@@ -556,8 +532,10 @@ static void *output_thread_i2s(void *arg) {
 			//return;
 		}
 		
+#if BYTES_PER_FRAME == 4		
 		// run equalizer
 		equalizer_process(obuf, oframes * BYTES_PER_FRAME, output.current_sample_rate);
+#endif		
 		
 		// we assume that here we have been able to entirely fill the DMA buffers
 		if (spdif) {

components/squeezelite/output_pack.c

@@ -23,14 +23,8 @@
 
 #include "squeezelite.h"
 
-#if BYTES_PER_FRAM == 4
-#define MAX_VAL16 0x7fffffffLL
 #define MAX_SCALESAMPLE 0x7fffffffffffLL
 #define MIN_SCALESAMPLE -MAX_SCALESAMPLE
-#else
-#define MAX_SCALESAMPLE 0x7fffffffffffLL
-#define MIN_SCALESAMPLE -MAX_SCALESAMPLE
-#endif
 
 // inlining these on windows prevents them being linkable...
 #if !WIN

components/squeezelite/output_visu.c

@@ -29,7 +29,7 @@ static struct visu_export_s *visu = &visu_export;
 
 static log_level loglevel = lINFO;
 
-void output_visu_export(s16_t *frames, frames_t out_frames, u32_t rate, bool silence, u32_t gain) {
+void output_visu_export(void *frames, frames_t out_frames, u32_t rate, bool silence, u32_t gain) {
 	
 	// no data to process
 	if (silence) {
@@ -44,10 +44,10 @@ void output_visu_export(s16_t *frames, frames_t out_frames, u32_t rate, bool sil
 		
 		// stuff buffer up and wait for consumer to read it (should reset level)
 		if (visu->level < visu->size) {
-			u32_t space = min(visu->size - visu->level, out_frames * 2) * 2;
+			u32_t space = min(visu->size - visu->level, out_frames) * BYTES_PER_FRAME;
 			memcpy(visu->buffer + visu->level, frames, space);
 			
-			visu->level += space / 2;
+			visu->level += space / BYTES_PER_FRAME;
 			visu->running = true;
 			visu->rate = rate ? rate : 44100;
 			visu->gain = gain;
@@ -71,7 +71,7 @@ void output_visu_init(log_level level) {
 	visu->size = VISUEXPORT_SIZE;
 	visu->running = false;
 	visu->rate = 44100;
-	visu->buffer = malloc(VISUEXPORT_SIZE * sizeof(s16_t) * 2);
+	visu->buffer = malloc(VISUEXPORT_SIZE * BYTES_PER_FRAME);
-	LOG_INFO("Initialize VISUEXPORT %u 16 bits samples", VISUEXPORT_SIZE);
+	LOG_INFO("Initialize VISUEXPORT %u %u bits samples", VISUEXPORT_SIZE, BYTES_PER_FRAME * 4);
 }
 

plugin/SqueezeESP32/HTML/EN/plugins/SqueezeESP32/settings/player.html

@@ -38,6 +38,7 @@
 		<hr>
 	[% END %]
 
+	[% IF pref_equalizer %]
 		[% WRAPPER setting title="PLUGIN_SQUEEZEESP32_EQUALIZER" desc="" %]
 			<div>[% "PLUGIN_SQUEEZEESP32_EQUALIZER_SAVE" | string %]</div>
 		[% END %]
@@ -100,5 +101,6 @@
 				<input type="text" class="stdedit sliderInput_-13_20" name="pref_equalizer.9" id="pref_equalizer.9" value="[% pref_equalizer.9 %]" size="2">
 			[% END %]
 		[% END %]
+	[% END %]		
 
 [% PROCESS settings/footer.html %]

plugin/SqueezeESP32/Player.pm

@@ -14,7 +14,7 @@ my $prefs = preferences('plugin.squeezeesp32');
 my $log   = logger('plugin.squeezeesp32');
 
 {
-	__PACKAGE__->mk_accessor('rw', 'tone_update');
+	__PACKAGE__->mk_accessor('rw', qw(tone_update depth));
 }
 
 sub new {
@@ -64,6 +64,10 @@ sub minBass { -13 }
 
 sub init {
 	my $client = shift;
+	my ($id, $caps) = @_;
+	
+	my ($depth) = $caps =~ /Depth=(\d+)/;
+	$client->depth($depth || 16);
 	
 	if (!$handlersAdded) {
 	
@@ -107,6 +111,22 @@ sub initPrefs {
 	$client->SUPER::initPrefs;
 }
 
+sub power {
+	my $client = shift;
+	my $on     = shift;
+
+	my $res = $client->SUPER::power($on, @_);
+	return $res unless defined $on;
+	
+	if ($on) {
+		$client->update_artwork(1);
+	} else {
+		$client->clear_artwork(1);
+	}
+	
+	return $res;
+}	
+
 # Allow the player to define it's display width (and probably more)
 sub playerSettingsFrame {
 	my $client   = shift;
@@ -232,16 +252,16 @@ sub send_artwork {
 }
 
 sub clear_artwork {
-	my ($client, $request) = @_;
+	my ($client, $force, $from) = @_;
 
 	my $artwork = $prefs->client($client)->get('artwork');
 
 	if ($artwork && $artwork->{'enable'}) {
-		main::INFOLOG && $log->is_info && $log->info("artwork stop/clear " . $request->getRequestString());
+		main::INFOLOG && $log->is_info && $log->info("artwork stop/clear " . ($from || ""));
 		$client->pluginData('artwork_md5', '');
 		# refresh screen and disable artwork when artwork was full screen (hack)
-		if (!$artwork->{'x'} && !$artwork->{'y'}) {
+		if ((!$artwork->{'x'} && !$artwork->{'y'}) || $force) {
-			$client->sendFrame(grfa => \("\x00"x4)) unless $artwork->{'x'} || $artwork->{'y'};
+			$client->sendFrame(grfa => \("\x00"x4));
 			$client->display->update;
 		}	
 	}

plugin/SqueezeESP32/PlayerSettings.pm

@@ -76,6 +76,7 @@ sub handler {
 
 		}
 
+		if ($client->depth == 16) {
 			my $equalizer = $cprefs->get('equalizer');
 			for my $i (0 .. $#{$equalizer}) {
 				$equalizer->[$i] = $paramRef->{"pref_equalizer.$i"} || 0;
@@ -83,6 +84,7 @@ sub handler {
 			$cprefs->set('equalizer', $equalizer);
 			$client->update_tones($equalizer);
 		}		
+	}
 
 	if ($client->displayWidth) {
 		# the Settings super class can't handle anything but scalar values
@@ -91,7 +93,7 @@ sub handler {
 		$paramRef->{'pref_artwork'} = $cprefs->get('artwork');
 	}
 
-	$paramRef->{'pref_equalizer'} = $cprefs->get('equalizer');
+	$paramRef->{'pref_equalizer'} = $cprefs->get('equalizer') if $client->depth == 16;
 
 	return $class->SUPER::handler($client, $paramRef);
 }

plugin/SqueezeESP32/Plugin.pm

@@ -65,7 +65,7 @@ sub onStopClear {
 	my $client  = $request->client || return;
 
 	if ($client->isa('Plugins::SqueezeESP32::Player')) {
-		$client->clear_artwork($request);
+		$client->clear_artwork(0, $request->getRequestString());
 	}
 }