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authorMax Kellermann <max@duempel.org>2009-03-14 15:26:28 +0100
committerMax Kellermann <max@duempel.org>2009-03-14 15:26:28 +0100
commit456201fa222ab208aba45fa2d700a56f04876886 (patch)
treeac53d51444db8f6dbafb1e839191a7c4349e5912 /src/pcm_resample_internal.h
parentf1eed721d26abc0e6f87374653c0fb6a877f96cc (diff)
downloadmpd-456201fa222ab208aba45fa2d700a56f04876886.tar.gz
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pcm_resample: renamed implementation functions
Added diversion functions to pcm_resample.c. These check which resampler is enabled at compile time (libsamplerate or fallback). This prepares the following patch.
Diffstat (limited to 'src/pcm_resample_internal.h')
-rw-r--r--src/pcm_resample_internal.h79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/pcm_resample_internal.h b/src/pcm_resample_internal.h
new file mode 100644
index 000000000..af62b7663
--- /dev/null
+++ b/src/pcm_resample_internal.h
@@ -0,0 +1,79 @@
+/*
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/** \file
+ *
+ * Internal declarations for the pcm_resample library. The "internal"
+ * resampler is called "fallback" in the MPD source, so the file name
+ * of this header is somewhat unrelated to it.
+ */
+
+#ifndef MPD_PCM_RESAMPLE_INTERNAL_H
+#define MPD_PCM_RESAMPLE_INTERNAL_H
+
+#include "pcm_resample.h"
+#include "config.h"
+
+#ifdef HAVE_LIBSAMPLERATE
+
+void
+pcm_resample_lsr_deinit(struct pcm_resample_state *state);
+
+const int16_t *
+pcm_resample_lsr_16(struct pcm_resample_state *state,
+ uint8_t channels,
+ unsigned src_rate,
+ const int16_t *src_buffer, size_t src_size,
+ unsigned dest_rate,
+ size_t *dest_size_r);
+
+const int32_t *
+pcm_resample_lsr_32(struct pcm_resample_state *state,
+ uint8_t channels,
+ unsigned src_rate,
+ const int32_t *src_buffer,
+ G_GNUC_UNUSED size_t src_size,
+ unsigned dest_rate,
+ size_t *dest_size_r);
+
+#else
+
+void
+pcm_resample_fallback_deinit(struct pcm_resample_state *state);
+
+const int16_t *
+pcm_resample_fallback_16(struct pcm_resample_state *state,
+ uint8_t channels,
+ unsigned src_rate,
+ const int16_t *src_buffer, size_t src_size,
+ unsigned dest_rate,
+ size_t *dest_size_r);
+
+const int32_t *
+pcm_resample_fallback_32(struct pcm_resample_state *state,
+ uint8_t channels,
+ unsigned src_rate,
+ const int32_t *src_buffer,
+ G_GNUC_UNUSED size_t src_size,
+ unsigned dest_rate,
+ size_t *dest_size_r);
+
+#endif
+
+#endif