libgpac  0.4.5
Typedefs | Enumerations | Functions
gpac/bitstream.h File Reference

bitstream functions. More...

#include <gpac/tools.h>

Typedefs

typedef struct __tag_bitstream GF_BitStream

Enumerations

enum  { GF_BITSTREAM_READ = 0, GF_BITSTREAM_WRITE }

Functions

GF_BitStream * gf_bs_new (const char *buffer, u64 size, u32 mode)
 bitstream constructor
GF_BitStream * gf_bs_from_file (FILE *f, u32 mode)
 bitstream constructor from file handle
void gf_bs_del (GF_BitStream *bs)
 bitstream constructor from file handle
u32 gf_bs_read_int (GF_BitStream *bs, u32 nBits)
 integer reading
u64 gf_bs_read_long_int (GF_BitStream *bs, u32 nBits)
 large integer reading
Float gf_bs_read_float (GF_BitStream *bs)
 float reading
Double gf_bs_read_double (GF_BitStream *bs)
 double reading
u32 gf_bs_read_data (GF_BitStream *bs, char *data, u32 nbBytes)
 data reading
u32 gf_bs_read_u8 (GF_BitStream *bs)
 align char reading
u32 gf_bs_read_u16 (GF_BitStream *bs)
 align short reading
u32 gf_bs_read_u24 (GF_BitStream *bs)
 align 24-bit integer reading
u32 gf_bs_read_u32 (GF_BitStream *bs)
 align integer reading
u64 gf_bs_read_u64 (GF_BitStream *bs)
 align large integer reading
u32 gf_bs_read_u32_le (GF_BitStream *bs)
 little endian integer reading
u16 gf_bs_read_u16_le (GF_BitStream *bs)
 little endian integer reading
u32 gf_bs_read_vluimsbf5 (GF_BitStream *bs)
 variable length integer reading
u32 gf_bs_get_bit_offset (GF_BitStream *bs)
 bit position
u32 gf_bs_get_bit_position (GF_BitStream *bs)
 current bit position
void gf_bs_write_int (GF_BitStream *bs, s32 value, s32 nBits)
 integer writing
void gf_bs_write_long_int (GF_BitStream *bs, s64 value, s32 nBits)
 large integer writing
void gf_bs_write_float (GF_BitStream *bs, Float value)
 float writing
void gf_bs_write_double (GF_BitStream *bs, Double value)
 double writing
u32 gf_bs_write_data (GF_BitStream *bs, const char *data, u32 nbBytes)
 data writing
void gf_bs_write_u8 (GF_BitStream *bs, u32 value)
 align char writing
void gf_bs_write_u16 (GF_BitStream *bs, u32 value)
 align short writing
void gf_bs_write_u24 (GF_BitStream *bs, u32 value)
 align 24-bits integer writing
void gf_bs_write_u32 (GF_BitStream *bs, u32 value)
 align integer writing
void gf_bs_write_u64 (GF_BitStream *bs, u64 value)
 align large integer writing
void gf_bs_write_u32_le (GF_BitStream *bs, u32 value)
 little endian integer writing
void gf_bs_write_u16_le (GF_BitStream *bs, u32 value)
 little endian short writing
u32 gf_bs_write_byte (GF_BitStream *bs, u8 byte, u32 count)
 write byte multiple times
void gf_bs_set_eos_callback (GF_BitStream *bs, void(*EndOfStream)(void *par), void *par)
 end of bitstream management
u8 gf_bs_align (GF_BitStream *bs)
 bitstream alignment
u64 gf_bs_available (GF_BitStream *bs)
 capacity query
void gf_bs_get_content (GF_BitStream *bs, char **output, u32 *outSize)
 buffer fetching
void gf_bs_skip_bytes (GF_BitStream *bs, u64 nbBytes)
 byte skipping
GF_Err gf_bs_seek (GF_BitStream *bs, u64 offset)
 bitstream seeking
void gf_bs_truncate (GF_BitStream *bs)
 bitstream truncation
u32 gf_bs_peek_bits (GF_BitStream *bs, u32 numBits, u32 byte_offset)
 bit peeking
u8 gf_bs_bits_available (GF_BitStream *bs)
 bit reservoir query
u64 gf_bs_get_position (GF_BitStream *bs)
 position query
u64 gf_bs_get_size (GF_BitStream *bs)
 size query
u64 gf_bs_get_refreshed_size (GF_BitStream *bs)
 file-based size query

Detailed Description

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