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static void | ojph::local::mel_read (dec_mel_st *melp) |
| Reads and unstuffs the MEL bitstream. More...
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static void | ojph::local::mel_decode (dec_mel_st *melp) |
| Decodes unstuffed MEL segment bits stored in tmp to runs. More...
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static void | ojph::local::mel_init (dec_mel_st *melp, ui8 *bbuf, int lcup, int scup) |
| Initiates a dec_mel_st structure for MEL decoding and reads some bytes in order to get the read address to a multiple of 4. More...
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static int | ojph::local::mel_get_run (dec_mel_st *melp) |
| Retrieves one run from dec_mel_st; if there are no runs stored MEL segment is decoded. More...
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void | ojph::local::rev_read (rev_struct *vlcp) |
| Read and unstuff data from a backwardly-growing segment. More...
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void | ojph::local::rev_init (rev_struct *vlcp, ui8 *data, int lcup, int scup) |
| Initiates the rev_struct structure and reads a few bytes to move the read address to multiple of 4. More...
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ui32 | ojph::local::rev_fetch (rev_struct *vlcp) |
| Retrieves 32 bits from the head of a rev_struct structure. More...
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ui32 | ojph::local::rev_advance (rev_struct *vlcp, ui32 num_bits) |
| Consumes num_bits from a rev_struct structure. More...
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void | ojph::local::rev_read_mrp (rev_struct *mrp) |
| Reads and unstuffs from rev_struct. More...
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void | ojph::local::rev_init_mrp (rev_struct *mrp, ui8 *data, int lcup, int len2) |
| Initialized rev_struct structure for MRP segment, and reads a number of bytes such that the next 32 bits read are from an address that is a multiple of 4. More...
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ui32 | ojph::local::rev_fetch_mrp (rev_struct *mrp) |
| Retrieves 32 bits from the head of a rev_struct structure. More...
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ui32 | ojph::local::rev_advance_mrp (rev_struct *mrp, ui32 num_bits) |
| Consumes num_bits from a rev_struct structure. More...
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static bool | ojph::local::vlc_init_tables () |
| Initializes vlc_tbl0 and vlc_tbl1 tables, from table0.h and table1.h. More...
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ui32 | ojph::local::decode_init_uvlc (ui32 vlc, ui32 mode, ui32 *u) |
| Decode initial UVLC to get the u value (or u_q) More...
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ui32 | ojph::local::decode_noninit_uvlc (ui32 vlc, ui32 mode, ui32 *u) |
| Decode non-initial UVLC to get the u value (or u_q) More...
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static bool | ojph::local::uvlc_init_tables () |
| Initializes uvlc_tbl0 and uvlc_tbl1 tables. More...
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template<int X> |
void | ojph::local::frwd_read (frwd_struct *msp) |
| Read and unstuffs 32 bits from forward-growing bitstream. More...
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template<int X> |
void | ojph::local::frwd_init (frwd_struct *msp, const ui8 *data, int size) |
| Initialize frwd_struct struct and reads some bytes. More...
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void | ojph::local::frwd_advance (frwd_struct *msp, ui32 num_bits) |
| Consume num_bits bits from the bitstream of frwd_struct. More...
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template<int X> |
ui32 | ojph::local::frwd_fetch (frwd_struct *msp) |
| Fetches 32 bits from the frwd_struct bitstream. More...
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bool | ojph::local::ojph_decode_codeblock2 (ui8 *coded_data, ui32 *decoded_data, ui32 missing_msbs, ui32 num_passes, ui32 lengths1, ui32 lengths2, ui32 width, ui32 height, ui32 stride) |
| Decodes one codeblock, processing the cleanup, siginificance propagation, and magnitude refinement pass. More...
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implements a faster HTJ2K block decoder