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Code Issues Releases 1 Activity

Specify that getSequences() will always emit block boundary sequences

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senhuang42 2020-10-30 12:30:50 -04:00
parent 536e89c723
commit f0da97642a
1 changed files with 4 additions and 3 deletions
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7
lib/zstd.h
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@ -1143,7 +1143,7 @@ typedef struct {
* rep == 2 --> offset == repeat_offset_3 * rep == 2 --> offset == repeat_offset_3
* rep == 3 --> offset == repeat_offset_1 - 1 * rep == 3 --> offset == repeat_offset_1 - 1
* *
* Note: This field is optional. ZSTD_getSequence() will calculate the value of * Note: This field is optional. ZSTD_getSequences() will calculate the value of
* 'rep', but repeat offsets do not necessarily need to be calculated from an external * 'rep', but repeat offsets do not necessarily need to be calculated from an external
* sequence provider's perspective. * sequence provider's perspective.
*/ */
@ -1292,8 +1292,9 @@ ZSTDLIB_API unsigned long long ZSTD_decompressBound(const void* src, size_t srcS
ZSTDLIB_API size_t ZSTD_frameHeaderSize(const void* src, size_t srcSize); ZSTDLIB_API size_t ZSTD_frameHeaderSize(const void* src, size_t srcSize);
/*! ZSTD_getSequences() : /*! ZSTD_getSequences() :
* Extract sequences from the sequence store. Any last literals in the block will be represented as a sequence * Extract sequences from the sequence store.
* with offset == 0, matchLength == 0, litLength == last literals size. * Each block will end with a dummy sequence with offset == 0, matchLength == 0, and litLength == length of last literals.
*
* zc can be used to insert custom compression params. * zc can be used to insert custom compression params.
* This function invokes ZSTD_compress2 * This function invokes ZSTD_compress2
* @return : number of sequences extracted * @return : number of sequences extracted