pcm_utils: moved conversion code to pcm_convert.c

All what's left in pcm_utils.h is the pcm_range() utility function,
which is only used internally by pcm_volume and pcm_mix.

1 files changed, 44 insertions, 0 deletions

diff --git a/src/pcm_convert.h b/src/pcm_convert.h
new file mode 100644
index 00000000..ac771a5c
--- /dev/null
+++ b/src/pcm_convert.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2003-2009 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef PCM_CONVERT_H
+#define PCM_CONVERT_H
+
+#include "pcm_resample.h"
+#include "pcm_dither.h"
+
+struct audio_format;
+
+struct pcm_convert_state {
+	struct pcm_resample_state resample;
+
+	struct pcm_dither_24 dither;
+};
+
+void pcm_convert_init(struct pcm_convert_state *state);
+
+size_t pcm_convert(const struct audio_format *inFormat,
+		   const char *inBuffer, size_t inSize,
+		   const struct audio_format *outFormat,
+		   char *outBuffer,
+		   struct pcm_convert_state *convState);
+
+size_t pcm_convert_size(const struct audio_format *inFormat, size_t inSize,
+			const struct audio_format *outFormat);
+
+#endif