[Scummvm-cvs-logs] SF.net SVN: scummvm:[47718] scummvm/trunk/sound/decoders
lordhoto at users.sourceforge.net
lordhoto at users.sourceforge.net
Sat Jan 30 16:29:49 CET 2010
Revision: 47718
http://scummvm.svn.sourceforge.net/scummvm/?rev=47718&view=rev
Author: lordhoto
Date: 2010-01-30 15:29:48 +0000 (Sat, 30 Jan 2010)
Log Message:
-----------
Rename RawDiskStream to RawAudioStream.
Modified Paths:
--------------
scummvm/trunk/sound/decoders/raw.cpp
scummvm/trunk/sound/decoders/raw.h
Modified: scummvm/trunk/sound/decoders/raw.cpp
===================================================================
--- scummvm/trunk/sound/decoders/raw.cpp 2010-01-30 15:28:07 UTC (rev 47717)
+++ scummvm/trunk/sound/decoders/raw.cpp 2010-01-30 15:29:48 UTC (rev 47718)
@@ -42,16 +42,15 @@
#pragma mark -
-#pragma mark --- RawDiskStream ---
+#pragma mark --- RawAudioStream ---
#pragma mark -
/**
- * RawDiskStream. This can stream raw PCM audio data from disk. The
- * function takes an pointer to an array of RawDiskStreamAudioBlock which defines the
- * start position and length of each block of uncompressed audio in the stream.
+ * This is a stream, which allows for playing raw PCM data from a stream.
+ * It also features playback of multiple blocks from a given stream.
*/
template<bool stereo, bool is16Bit, bool isUnsigned, bool isLE>
-class RawDiskStream : public SeekableAudioStream {
+class RawAudioStream : public SeekableAudioStream {
// Allow backends to override buffer size
#ifdef CUSTOM_AUDIO_BUFFER_SIZE
@@ -70,12 +69,12 @@
int32 _filePos; ///< Current position in stream
int32 _diskLeft; ///< Samples left in stream in current block not yet read to buffer
int32 _bufferLeft; ///< Samples left in buffer in current block
- const DisposeAfterUse::Flag _disposeAfterUse; ///< Indicates whether the stream object should be deleted when this RawDiskStream is destructed
+ const DisposeAfterUse::Flag _disposeAfterUse; ///< Indicates whether the stream object should be deleted when this RawAudioStream is destructed
const RawStreamBlockList _blocks; ///< Audio block list
RawStreamBlockList::const_iterator _curBlock; ///< Current audio block number
public:
- RawDiskStream(int rate, DisposeAfterUse::Flag disposeStream, Common::SeekableReadStream *stream, const RawStreamBlockList &blocks)
+ RawAudioStream(int rate, DisposeAfterUse::Flag disposeStream, Common::SeekableReadStream *stream, const RawStreamBlockList &blocks)
: _rate(rate), _playtime(0, rate), _stream(stream), _disposeAfterUse(disposeStream), _blocks(blocks), _curBlock(_blocks.begin()) {
assert(_blocks.size() > 0);
@@ -101,7 +100,7 @@
}
- virtual ~RawDiskStream() {
+ virtual ~RawAudioStream() {
if (_disposeAfterUse == DisposeAfterUse::YES)
delete _stream;
@@ -120,7 +119,7 @@
};
template<bool stereo, bool is16Bit, bool isUnsigned, bool isLE>
-int RawDiskStream<stereo, is16Bit, isUnsigned, isLE>::readBuffer(int16 *buffer, const int numSamples) {
+int RawAudioStream<stereo, is16Bit, isUnsigned, isLE>::readBuffer(int16 *buffer, const int numSamples) {
int oldPos = _stream->pos();
bool restoreFilePosition = false;
@@ -179,7 +178,7 @@
}
template<bool stereo, bool is16Bit, bool isUnsigned, bool isLE>
-bool RawDiskStream<stereo, is16Bit, isUnsigned, isLE>::seek(const Timestamp &where) {
+bool RawAudioStream<stereo, is16Bit, isUnsigned, isLE>::seek(const Timestamp &where) {
const uint32 seekSample = convertTimeToStreamPos(where, getRate(), isStereo()).totalNumberOfFrames();
uint32 curSample = 0;
@@ -225,11 +224,11 @@
#define MAKE_LINEAR_DISK(STEREO, UNSIGNED) \
if (is16Bit) { \
if (isLE) \
- return new RawDiskStream<STEREO, true, UNSIGNED, true>(rate, disposeAfterUse, stream, blockList); \
+ return new RawAudioStream<STEREO, true, UNSIGNED, true>(rate, disposeAfterUse, stream, blockList); \
else \
- return new RawDiskStream<STEREO, true, UNSIGNED, false>(rate, disposeAfterUse, stream, blockList); \
+ return new RawAudioStream<STEREO, true, UNSIGNED, false>(rate, disposeAfterUse, stream, blockList); \
} else \
- return new RawDiskStream<STEREO, false, UNSIGNED, false>(rate, disposeAfterUse, stream, blockList)
+ return new RawAudioStream<STEREO, false, UNSIGNED, false>(rate, disposeAfterUse, stream, blockList)
SeekableAudioStream *makeRawStream(Common::SeekableReadStream *stream,
const RawStreamBlockList &blockList,
@@ -267,7 +266,7 @@
int rate, byte flags,
DisposeAfterUse::Flag disposeAfterUse) {
RawStreamBlockList blocks;
- RawDiskStreamAudioBlock block;
+ RawAudioStreamBlock block;
block.pos = 0;
const bool is16Bit = (flags & Audio::FLAG_16BITS) != 0;
@@ -284,7 +283,7 @@
return makeRawStream(new Common::MemoryReadStream(buffer, size, disposeAfterUse), rate, flags, DisposeAfterUse::YES);
}
-SeekableAudioStream *makeRawDiskStream_OLD(Common::SeekableReadStream *stream, RawDiskStreamAudioBlock *block, int numBlocks,
+SeekableAudioStream *makeRawDiskStream_OLD(Common::SeekableReadStream *stream, RawAudioStreamBlock *block, int numBlocks,
int rate, byte flags, DisposeAfterUse::Flag disposeStream) {
assert(numBlocks > 0);
RawStreamBlockList blocks;
Modified: scummvm/trunk/sound/decoders/raw.h
===================================================================
--- scummvm/trunk/sound/decoders/raw.h 2010-01-30 15:28:07 UTC (rev 47717)
+++ scummvm/trunk/sound/decoders/raw.h 2010-01-30 15:29:48 UTC (rev 47718)
@@ -65,18 +65,18 @@
/**
- * Struct used to define the audio data to be played by a RawDiskStream.
+ * Struct used to define the audio data to be played by a RawAudioStream.
*/
-struct RawDiskStreamAudioBlock {
+struct RawAudioStreamBlock {
int32 pos; ///< Position in stream of the block (in bytes of course!)
int32 len; ///< Length of the block (in sample (pairs))
};
/**
* List containing all blocks of a raw stream.
- * @see RawDiskStreamAudioBlock
+ * @see RawAudioStreamBlock
*/
-typedef Common::List<RawDiskStreamAudioBlock> RawStreamBlockList;
+typedef Common::List<RawAudioStreamBlock> RawStreamBlockList;
/**
* Creates an audio stream, which plays from the given buffer.
@@ -133,8 +133,8 @@
* Creates a audio stream, which plays from given stream.
*
* @param stream Stream to play from
- * @param block Pointer to an RawDiskStreamAudioBlock array
- * @see RawDiskStreamAudioBlock
+ * @param block Pointer to an RawAudioStreamBlock array
+ * @see RawAudioStreamBlock
* @param numBlocks Number of blocks.
* @param rate The rate
* @param flags Flags combination.
@@ -143,7 +143,7 @@
* @return The new SeekableAudioStream (or 0 on failure).
*/
SeekableAudioStream *makeRawDiskStream_OLD(Common::SeekableReadStream *stream,
- RawDiskStreamAudioBlock *block, int numBlocks,
+ RawAudioStreamBlock *block, int numBlocks,
int rate, byte flags,
DisposeAfterUse::Flag disposeStream);
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