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authorMax Kellermann <max@duempel.org>2009-03-03 22:23:25 +0100
committerMax Kellermann <max@duempel.org>2009-03-03 22:23:25 +0100
commitc655f804a92d82416b62d541c528b615e2ce27f6 (patch)
tree14b322890dd438dee443668b0b637f92b19b9db9 /src/chunk.h
parent1063c1f2e3ac297d0e766f2573ee6459bc31df11 (diff)
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music_pipe: moved struct music_chunk to chunk.h
Diffstat (limited to 'src/chunk.h')
-rw-r--r--src/chunk.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/src/chunk.h b/src/chunk.h
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--- /dev/null
+++ b/src/chunk.h
@@ -0,0 +1,61 @@
+/*
+ * 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 MPD_CHUNK_H
+#define MPD_CHUNK_H
+
+#include <stdint.h>
+
+enum {
+ /* pick 1020 since its devisible for 8,16,24, and 32-bit audio */
+ CHUNK_SIZE = 1020,
+};
+
+/**
+ * A chunk of music data. Its format is defined by the
+ * music_pipe_append() caller.
+ */
+struct music_chunk {
+ /** number of bytes stored in this chunk */
+ uint16_t length;
+
+ /** current bit rate of the source file */
+ uint16_t bit_rate;
+
+ /** the time stamp within the song */
+ float times;
+
+ /**
+ * An optional tag associated with this chunk (and the
+ * following chunks); appears at song boundaries. The tag
+ * object is owned by this chunk, and must be freed when this
+ * chunk is deinitialized in music_chunk_free()
+ */
+ struct tag *tag;
+
+ /** the data (probably PCM) */
+ char data[CHUNK_SIZE];
+};
+
+void
+music_chunk_init(struct music_chunk *chunk);
+
+void
+music_chunk_free(struct music_chunk *chunk);
+
+#endif