6 files changed, 11 insertions, 25 deletions
diff --git a/src/pcm/PcmConvert.hxx b/src/pcm/PcmConvert.hxx
index 716ac9e05..1f5e41bc6 100644
--- a/src/pcm/PcmConvert.hxx
+++ b/src/pcm/PcmConvert.hxx
@@ -74,11 +74,8 @@ public:
 	/**
 	 * Converts PCM data between two audio formats.
 	 *
-	 * @param src_format the source audio format
 	 * @param src the source PCM buffer
-	 * @param dest_format the requested destination audio format
-	 * @param error_r location to store the error occurring, or nullptr to
-	 * ignore errors
+	 * @param error location to store the error occurring
 	 * @return the destination buffer, or nullptr on error
 	 */
 	ConstBuffer<void> Convert(ConstBuffer<void> src, Error &error);
diff --git a/src/pcm/PcmDither.hxx b/src/pcm/PcmDither.hxx
index 86d844eae..491f22601 100644
--- a/src/pcm/PcmDither.hxx
+++ b/src/pcm/PcmDither.hxx
@@ -36,9 +36,9 @@ public:
 	 * Shift the given sample by #SBITS-#DBITS to the right, and
 	 * apply dithering.
 	 *
-	 * @param ST the input sample type
-	 * @param SBITS the input bit width
-	 * @param DBITS the output bit width
+	 * @tparam ST the input sample type
+	 * @tparam SBITS the input bit width
+	 * @tparam DBITS the output bit width
 	 * @param sample the input sample value
 	 */
 	template<typename ST, unsigned SBITS, unsigned DBITS>
diff --git a/src/pcm/PcmExport.hxx b/src/pcm/PcmExport.hxx
index c174437cc..7265ca07d 100644
--- a/src/pcm/PcmExport.hxx
+++ b/src/pcm/PcmExport.hxx
@@ -86,7 +86,7 @@ struct PcmExport {
 	uint8_t reverse_endian;
 
 	/**
-	 * Open the #pcm_export_state object.
+	 * Open the object.
 	 *
 	 * There is no "close" method.  This function may be called multiple
 	 * times to reuse the object.
diff --git a/src/pcm/PcmFormat.hxx b/src/pcm/PcmFormat.hxx
index cc6db2c8d..9d15011a7 100644
--- a/src/pcm/PcmFormat.hxx
+++ b/src/pcm/PcmFormat.hxx
@@ -33,9 +33,8 @@ class PcmDither;
  * Converts PCM samples to 16 bit.  If the source format is 24 bit,
  * then dithering is applied.
  *
- * @param buffer a PcmBuffer object
- * @param dither a pcm_dither object for 24-to-16 conversion
- * @param bits the number of in the source buffer
+ * @param buffer a #PcmBuffer object
+ * @param dither a #PcmDither object for 24-to-16 conversion
  * @param src the source PCM buffer
  * @return the destination buffer
  */
@@ -47,8 +46,7 @@ pcm_convert_to_16(PcmBuffer &buffer, PcmDither &dither,
 /**
  * Converts PCM samples to 24 bit (32 bit alignment).
  *
- * @param buffer a PcmBuffer object
- * @param bits the number of in the source buffer
+ * @param buffer a #PcmBuffer object
  * @param src the source PCM buffer
  * @return the destination buffer
  */
@@ -60,8 +58,7 @@ pcm_convert_to_24(PcmBuffer &buffer,
 /**
  * Converts PCM samples to 32 bit.
  *
- * @param buffer a PcmBuffer object
- * @param bits the number of in the source buffer
+ * @param buffer a #PcmBuffer object
  * @param src the source PCM buffer
  * @return the destination buffer
  */
@@ -73,11 +70,8 @@ pcm_convert_to_32(PcmBuffer &buffer,
 /**
  * Converts PCM samples to 32 bit floating point.
  *
- * @param buffer a PcmBuffer object
- * @param bits the number of in the source buffer
+ * @param buffer a #PcmBuffer object
  * @param src the source PCM buffer
- * @param src_size the size of #src in bytes
- * @param dest_size_r returns the number of bytes of the destination buffer
  * @return the destination buffer
  */
 gcc_pure
diff --git a/src/pcm/PcmPack.hxx b/src/pcm/PcmPack.hxx
index 613298e2e..e05601986 100644
--- a/src/pcm/PcmPack.hxx
+++ b/src/pcm/PcmPack.hxx
@@ -35,7 +35,6 @@
  *
  * @param dest the destination buffer (array of triples)
  * @param src the source buffer
- * @param num_samples the number of samples to convert
  */
 void
 pcm_pack_24(uint8_t *dest, const int32_t *src, const int32_t *src_end);
@@ -46,7 +45,6 @@ pcm_pack_24(uint8_t *dest, const int32_t *src, const int32_t *src_end);
  *
  * @param dest the destination buffer
  * @param src the source buffer (array of triples)
- * @param num_samples the number of samples to convert
  */
 void
 pcm_unpack_24(int32_t *dest, const uint8_t *src, const uint8_t *src_end);
diff --git a/src/pcm/Resampler.hxx b/src/pcm/Resampler.hxx
index 5525b6cda..75f91b6ab 100644
--- a/src/pcm/Resampler.hxx
+++ b/src/pcm/Resampler.hxx
@@ -58,10 +58,7 @@ public:
 	 * Resamples a block of PCM data.
 	 *
 	 * @param src the input buffer
-	 * @param src_size the size of #src_buffer in bytes
-	 * @param dest_size_r the size of the returned buffer
-	 * @param error location to store the error occurring, or nullptr
-	 * to ignore errors.
+	 * @param error location to store the error occurring
 	 * @return the destination buffer on success (will be
 	 * invalidated by filter_close() or filter_filter()), nullptr on
 	 * error