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Update libwavpack to the latest stream specification, and cross fingers

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9769 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dave Bryant 2006-04-22 22:21:36 +00:00
parent 2ec18b521c
commit b76bb60219
4 changed files with 51 additions and 29 deletions
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13
apps/codecs/libwavpack/wavpack.h
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@ -76,11 +76,19 @@ typedef struct {
#define SRATE_LSB 23
#define SRATE_MASK (0xfL << SRATE_LSB)
#define FALSE_STEREO 0x40000000 // block is stereo, but data is mono
#define IGNORED_FLAGS 0x18000000 // reserved, but ignore if encountered
#define NEW_SHAPING 0x20000000 // use IIR filter for negative shaping
#define UNKNOWN_FLAGS 0xC0000000 // also reserved, but refuse decode if
#define UNKNOWN_FLAGS 0x80000000 // also reserved, but refuse decode if
// encountered
#define MONO_DATA (MONO_FLAG | FALSE_STEREO)
#define MIN_STREAM_VERS 0x402 // lowest stream version we'll decode
#define MAX_STREAM_VERS 0x410 // highest stream version we'll decode
#define CUR_STREAM_VERS 0x403 // stream version we are writing now
//////////////////////////// WavPack Metadata /////////////////////////////////
// This is an internal representation of metadata.
@ -426,5 +434,6 @@ void WavpackAddWrapper (WavpackContext *wpc, void *data, uint32_t bcount);
int WavpackStartBlock (WavpackContext *wpc, uchar *begin, uchar *end);
int WavpackPackSamples (WavpackContext *wpc, int32_t *sample_buffer, uint32_t sample_count);
uint32_t WavpackFinishBlock (WavpackContext *wpc);
void WavpackUpdateNumSamples (WavpackContext *wpc, void *first_block);
void *WavpackGetWrapperLocation (void *first_block);