diff --git a/spa/plugins/audioconvert/meson.build b/spa/plugins/audioconvert/meson.build
index 39874dd85..05fcefaf4 100644
--- a/spa/plugins/audioconvert/meson.build
+++ b/spa/plugins/audioconvert/meson.build
@@ -1,196 +1,194 @@
 audioconvert_sources = ['audioadapter.c',
-			'audioconvert.c',
-			'fmtconvert.c',
-			'channelmix.c',
-			'merger.c',
-			'plugin.c',
-			'resample.c',
-			'splitter.c']
+  'audioconvert.c',
+  'fmtconvert.c',
+  'channelmix.c',
+  'merger.c',
+  'plugin.c',
+  'resample.c',
+  'splitter.c']
 
 simd_cargs = []
 simd_dependencies = []
 
 if have_sse
-	audioconvert_sse = static_library('audioconvert_sse',
-		['resample-native-sse.c',
-		 'resample-peaks-sse.c',
-		 'volume-ops-sse.c',
-		 'channelmix-ops-sse.c' ],
-		c_args : [sse_args, '-O3', '-DHAVE_SSE'],
-		include_directories : [spa_inc],
-		install : false
-	)
-	simd_cargs += ['-DHAVE_SSE']
-	simd_dependencies += audioconvert_sse
+  audioconvert_sse = static_library('audioconvert_sse',
+    ['resample-native-sse.c',
+      'resample-peaks-sse.c',
+      'volume-ops-sse.c',
+      'channelmix-ops-sse.c' ],
+    c_args : [sse_args, '-O3', '-DHAVE_SSE'],
+    include_directories : [spa_inc],
+    install : false
+    )
+  simd_cargs += ['-DHAVE_SSE']
+  simd_dependencies += audioconvert_sse
 endif
 if have_sse2
-	audioconvert_sse2 = static_library('audioconvert_sse2',
-		['fmt-ops-sse2.c' ],
-		c_args : [sse2_args, '-O3', '-DHAVE_SSE2'],
-		include_directories : [spa_inc],
-		install : false
-	)
-	simd_cargs += ['-DHAVE_SSE2']
-	simd_dependencies += audioconvert_sse2
+  audioconvert_sse2 = static_library('audioconvert_sse2',
+    ['fmt-ops-sse2.c' ],
+    c_args : [sse2_args, '-O3', '-DHAVE_SSE2'],
+    include_directories : [spa_inc],
+    install : false
+    )
+  simd_cargs += ['-DHAVE_SSE2']
+  simd_dependencies += audioconvert_sse2
 endif
 if have_ssse3
-	audioconvert_ssse3 = static_library('audioconvert_ssse3',
-		['fmt-ops-ssse3.c',
-		 'resample-native-ssse3.c' ],
-		c_args : [ssse3_args, '-O3', '-DHAVE_SSSE3'],
-		include_directories : [spa_inc],
-		install : false
-	)
-	simd_cargs += ['-DHAVE_SSSE3']
-	simd_dependencies += audioconvert_ssse3
+  audioconvert_ssse3 = static_library('audioconvert_ssse3',
+    ['fmt-ops-ssse3.c',
+      'resample-native-ssse3.c' ],
+    c_args : [ssse3_args, '-O3', '-DHAVE_SSSE3'],
+    include_directories : [spa_inc],
+    install : false
+    )
+  simd_cargs += ['-DHAVE_SSSE3']
+  simd_dependencies += audioconvert_ssse3
 endif
 if have_sse41
-	audioconvert_sse41 = static_library('audioconvert_sse41',
-		['fmt-ops-sse41.c'],
-		c_args : [sse41_args, '-O3', '-DHAVE_SSE41'],
-		include_directories : [spa_inc],
-		install : false
-	)
-	simd_cargs += ['-DHAVE_SSE41']
-	simd_dependencies += audioconvert_sse41
+  audioconvert_sse41 = static_library('audioconvert_sse41',
+    ['fmt-ops-sse41.c'],
+    c_args : [sse41_args, '-O3', '-DHAVE_SSE41'],
+    include_directories : [spa_inc],
+    install : false
+    )
+  simd_cargs += ['-DHAVE_SSE41']
+  simd_dependencies += audioconvert_sse41
 endif
 if have_avx and have_fma
-	audioconvert_avx = static_library('audioconvert_avx',
-		['resample-native-avx.c'],
-		c_args : [avx_args, fma_args, '-O3', '-DHAVE_AVX', '-DHAVE_FMA'],
-		include_directories : [spa_inc],
-		install : false
-	)
-	simd_cargs += ['-DHAVE_AVX', '-DHAVE_FMA']
-	simd_dependencies += audioconvert_avx
+  audioconvert_avx = static_library('audioconvert_avx',
+    ['resample-native-avx.c'],
+    c_args : [avx_args, fma_args, '-O3', '-DHAVE_AVX', '-DHAVE_FMA'],
+    include_directories : [spa_inc],
+    install : false
+    )
+  simd_cargs += ['-DHAVE_AVX', '-DHAVE_FMA']
+  simd_dependencies += audioconvert_avx
 endif
 if have_avx2
-	audioconvert_avx2 = static_library('audioconvert_avx2',
-		['fmt-ops-avx2.c'],
-		c_args : [avx2_args, '-O3', '-DHAVE_AVX2'],
-		include_directories : [spa_inc],
-		install : false
-	)
-	simd_cargs += ['-DHAVE_AVX2']
-	simd_dependencies += audioconvert_avx2
+  audioconvert_avx2 = static_library('audioconvert_avx2',
+    ['fmt-ops-avx2.c'],
+    c_args : [avx2_args, '-O3', '-DHAVE_AVX2'],
+    include_directories : [spa_inc],
+    install : false
+    )
+  simd_cargs += ['-DHAVE_AVX2']
+  simd_dependencies += audioconvert_avx2
 endif
 
 if have_neon
-	audioconvert_neon = static_library('audioconvert_neon',
-		['resample-native-neon.c',
-		 'fmt-ops-neon.c' ],
-		c_args : [neon_args, '-O3', '-DHAVE_NEON'],
-		include_directories : [spa_inc],
-		install : false
-	)
-	simd_cargs += ['-DHAVE_NEON']
-	simd_dependencies += audioconvert_neon
+  audioconvert_neon = static_library('audioconvert_neon',
+    ['resample-native-neon.c',
+      'fmt-ops-neon.c' ],
+    c_args : [neon_args, '-O3', '-DHAVE_NEON'],
+    include_directories : [spa_inc],
+    install : false
+    )
+  simd_cargs += ['-DHAVE_NEON']
+  simd_dependencies += audioconvert_neon
 endif
 
 audioconvert = static_library('audioconvert',
-	['fmt-ops.c',
-	 'biquad.c',
-         'crossover.c',
-	 'channelmix-ops.c',
-	 'channelmix-ops-c.c',
-	 'resample-native.c',
-	 'resample-peaks.c',
-	 'fmt-ops-c.c',
-	 'volume-ops.c',
-	 'volume-ops-c.c' ],
-	c_args : [ simd_cargs, '-O3'],
-        link_with : simd_dependencies,
-	include_directories : [spa_inc],
-	install : false
-)
+  ['fmt-ops.c',
+    'biquad.c',
+    'crossover.c',
+    'channelmix-ops.c',
+    'channelmix-ops-c.c',
+    'resample-native.c',
+    'resample-peaks.c',
+    'fmt-ops-c.c',
+    'volume-ops.c',
+    'volume-ops-c.c' ],
+  c_args : [ simd_cargs, '-O3'],
+  link_with : simd_dependencies,
+  include_directories : [spa_inc],
+  install : false
+  )
 
 audioconvertlib = shared_library('spa-audioconvert',
-                          audioconvert_sources,
-			  c_args : simd_cargs,
-                          include_directories : [spa_inc],
-                          dependencies : [ mathlib ],
-			  link_with : audioconvert,
-                          install : true,
-                          install_dir : spa_plugindir / 'audioconvert')
+  audioconvert_sources,
+  c_args : simd_cargs,
+  include_directories : [spa_inc],
+  dependencies : [ mathlib ],
+  link_with : audioconvert,
+  install : true,
+  install_dir : spa_plugindir / 'audioconvert')
 
 test_lib = static_library('test_lib',
-	['test-source.c' ],
-	c_args : ['-O3'],
-	include_directories : [spa_inc],
-	install : false
-)
+  ['test-source.c' ],
+  c_args : ['-O3'],
+  include_directories : [spa_inc],
+  install : false
+  )
 
 test_apps = [
-	'test-audioadapter',
-	'test-audioconvert',
-	'test-channelmix',
-	'test-fmt-ops',
-	'test-resample',
-]
+  'test-audioadapter',
+  'test-audioconvert',
+  'test-channelmix',
+  'test-fmt-ops',
+  'test-resample',
+  ]
 
 foreach a : test_apps
   test(a,
-	executable(a, a + '.c',
-		dependencies : [dl_lib, pthread_lib, mathlib ],
-		include_directories : [ configinc, spa_inc ],
-		link_with : [ audioconvert, test_lib, audioconvertlib ],
-		install_rpath : spa_plugindir / 'audioconvert',
-		c_args : [ simd_cargs ],
-		install : installed_tests_enabled,
-		install_dir : installed_tests_execdir / 'audioconvert'),
-	env : [
-		'SPA_PLUGIN_DIR=@0@/spa/plugins/'.format(meson.build_root()),
-	])
+    executable(a, a + '.c',
+      dependencies : [dl_lib, pthread_lib, mathlib ],
+      include_directories : [ configinc, spa_inc ],
+      link_with : [ audioconvert, test_lib, audioconvertlib ],
+      install_rpath : spa_plugindir / 'audioconvert',
+      c_args : [ simd_cargs ],
+      install : installed_tests_enabled,
+      install_dir : installed_tests_execdir / 'audioconvert'),
+      env : [
+        'SPA_PLUGIN_DIR=@0@/spa/plugins/'.format(meson.build_root()),
+        ])
 
-  if installed_tests_enabled
-    test_conf = configuration_data()
-    test_conf.set('exec',
-                  installed_tests_execdir / 'audioconvert' / a)
-    configure_file(
-      input: installed_tests_template,
-      output: a + '.test',
-      install_dir: installed_tests_metadir / 'audioconvert',
-      configuration: test_conf
-    )
+    if installed_tests_enabled
+      test_conf = configuration_data()
+      test_conf.set('exec', installed_tests_execdir / 'audioconvert' / a)
+      configure_file(
+        input: installed_tests_template,
+        output: a + '.test',
+        install_dir: installed_tests_metadir / 'audioconvert',
+        configuration: test_conf
+        )
   endif
 endforeach
 
 benchmark_apps = [
-	'benchmark-fmt-ops',
-	'benchmark-resample',
-]
+  'benchmark-fmt-ops',
+  'benchmark-resample',
+  ]
 
 foreach a : benchmark_apps
   benchmark(a,
-	executable(a, a + '.c',
-		dependencies : [dl_lib, pthread_lib, mathlib, ],
-		include_directories : [ configinc, spa_inc ],
-		c_args : [ simd_cargs ],
-		link_with : [ audioconvert, audioconvertlib ],
-		install_rpath : spa_plugindir / 'audioconvert',
-		install : installed_tests_enabled,
-		install_dir : installed_tests_execdir / 'audioconvert'),
-	env : [
-		'SPA_PLUGIN_DIR=@0@/spa/plugins/'.format(meson.build_root()),
-	])
+    executable(a, a + '.c',
+      dependencies : [dl_lib, pthread_lib, mathlib, ],
+      include_directories : [ configinc, spa_inc ],
+      c_args : [ simd_cargs ],
+      link_with : [ audioconvert, audioconvertlib ],
+      install_rpath : spa_plugindir / 'audioconvert',
+      install : installed_tests_enabled,
+      install_dir : installed_tests_execdir / 'audioconvert'),
+      env : [
+        'SPA_PLUGIN_DIR=@0@/spa/plugins/'.format(meson.build_root()),
+        ])
 
-  if installed_tests_enabled
-    test_conf = configuration_data()
-    test_conf.set('exec',
-                  installed_tests_execdir / 'audioconvert' / a)
-    configure_file(
-      input: installed_tests_template,
-      output: a + '.test',
-      install_dir: installed_tests_metadir / 'audioconvert',
-      configuration: test_conf
-    )
+    if installed_tests_enabled
+      test_conf = configuration_data()
+      test_conf.set('exec', installed_tests_execdir / 'audioconvert' / a)
+      configure_file(
+        input: installed_tests_template,
+        output: a + '.test',
+        install_dir: installed_tests_metadir / 'audioconvert',
+        configuration: test_conf
+        )
   endif
 endforeach
 
 if sndfile_dep.found()
   sparesample_sources = [
     'spa-resample.c',
-  ]
+    ]
   executable('spa-resample',
     sparesample_sources,
     c_args : [ simd_cargs ],
@@ -198,5 +196,5 @@ if sndfile_dep.found()
     link_with : [ audioconvert, test_lib ],
     dependencies : [sndfile_dep, mathlib],
     install : true,
-  )
+    )
 endif