From b76bb60219c08d8321ffe6260072b8291499e79a Mon Sep 17 00:00:00 2001 From: Dave Bryant Date: Sat, 22 Apr 2006 22:21:36 +0000 Subject: Update libwavpack to the latest stream specification, and cross fingers git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9769 a1c6a512-1295-4272-9138-f99709370657 --- apps/codecs/libwavpack/wavpack.h | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'apps/codecs/libwavpack/wavpack.h') diff --git a/apps/codecs/libwavpack/wavpack.h b/apps/codecs/libwavpack/wavpack.h index 593af78..3128328 100644 --- a/apps/codecs/libwavpack/wavpack.h +++ b/apps/codecs/libwavpack/wavpack.h @@ -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); -- cgit v1.1