OpenAL support

1 files changed, 57 insertions, 0 deletions

diff --git a/src/audio/pcm.h b/src/audio/pcm.h
new file mode 100644
index 0000000..740a23c
--- /dev/null
+++ b/src/audio/pcm.h
@@ -0,0 +1,57 @@
+/*
+   audio/pcm.h
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#ifndef __INCLUDED_AUDIO_PCM_H__
+#define __INCLUDED_AUDIO_PCM_H__
+
+#include <string>
+
+namespace audio {
+
+/// class to hold PCM audio data
+class PCM {
+
+public:
+	PCM(unsigned int samplerate, unsigned int samplesize, unsigned int channels, size_t size);
+	~PCM();
+
+	void clear();
+
+	/// pointer to the raw pcm data
+	inline unsigned char *data() { return pcm_data; }
+
+	/// index into the raw pcm data
+	inline unsigned char *operator[](size_t index) { return &pcm_data[index]; }
+
+	/// size in bytes
+	inline size_t size() { return pcm_size; }
+
+	/// samplerate in samples per second
+	inline unsigned int samplerate() const { return pcm_samplerate; }
+
+	/// number of bits per sample
+	inline unsigned int bitspersample() const { return pcm_bitspersample; }
+
+	/// number of channels
+	inline unsigned int channels() const { return pcm_channels; }
+
+	/// load PCM audio data from file
+	static void load(std::string const & name);
+
+	static void load(const char *name);
+
+private:
+	unsigned char		*pcm_data;
+
+	unsigned int 		pcm_channels;
+	unsigned int		pcm_samplerate;
+	unsigned int		pcm_bitspersample;
+	size_t			pcm_size;
+};
+
+}
+
+#endif // __INCLUDED_AUDIO_PCM_H__