diff options
Diffstat (limited to 'libpsn00b/psxpress')
| -rw-r--r-- | libpsn00b/psxpress/vlc.S (renamed from libpsn00b/psxpress/vlc.s) | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/libpsn00b/psxpress/vlc.s b/libpsn00b/psxpress/vlc.S index 5707a21..e2efba4 100644 --- a/libpsn00b/psxpress/vlc.s +++ b/libpsn00b/psxpress/vlc.S @@ -5,7 +5,7 @@ # duplicated for each block type, but it can probably be shortened with no # performance impact... -.include "gtereg.inc" +#include "gtereg.inc" .set noreorder .set noat @@ -128,9 +128,9 @@ DecDCTvlcContinue: _vlc_skip_context_load: # Determine how many bytes to output. - # if (max_size <= 0) max_size = 0x3fff0000 - # max_size = min((max_size - 1) * 2, remaining) - # remaining -= max_size + ## if (max_size <= 0) max_size = 0x3fff0000 + ## max_size = min((max_size - 1) * 2, remaining) + ## remaining -= max_size bgtz max_size, .Lmax_size_valid addiu max_size, -1 lui max_size, 0x3fff @@ -174,9 +174,9 @@ _vlc_skip_context_load: .Lprocess_dc_v2_coefficient: # if (!coeff_index && !is_v3) # The DC coefficient in version 2 frames is not compressed. Value 0x1ff is # used to signal the end of the bitstream. - # prefix = window >> (32 - 10) - # if (prefix == 0x1ff) break - # *output = prefix | quant_scale + ## prefix = window >> (32 - 10) + ## if (prefix == 0x1ff) break + ## *output = prefix | quant_scale srl value, window, 22 beq value, temp, .Lstop_processing or value, quant_scale @@ -195,7 +195,7 @@ _vlc_skip_context_load: # block types (packed as two nibbles). Prefix 111111111 is used to signal # the end of the bitstream. # prefix = window >> (32 - 9) - # if (prefix == 0x1ff) break + ## if (prefix == 0x1ff) break # lengths = huffman_table->dc[prefix >> 2] srl length, window, 23 beq length, temp, .Lstop_processing @@ -223,7 +223,7 @@ _vlc_skip_context_load: srlv value, window, $at # Decode the sign bit, then add the decoded delta to the current value. - # if (!(window >> 31)) value -= (1 << dc_length) - 1 + ## if (!(window >> 31)) value -= (1 << dc_length) - 1 bltz window, .Ldc_cr_positive li temp, -1 srlv temp, temp, $at @@ -253,7 +253,7 @@ _vlc_skip_context_load: srlv value, window, $at # Decode the sign bit, then add the decoded delta to the current value. - # if (!(window >> 31)) value -= (1 << dc_length) - 1 + ## if (!(window >> 31)) value -= (1 << dc_length) - 1 bltz window, .Ldc_cb_positive li temp, -1 srlv temp, temp, $at @@ -286,7 +286,7 @@ _vlc_skip_context_load: srlv value, window, $at # Decode the sign bit, then add the decoded delta to the current value. - # if (!(window >> 31)) value -= (1 << dc_length) - 1 + ## if (!(window >> 31)) value -= (1 << dc_length) - 1 bltz window, .Ldc_y_positive li temp, -1 srlv temp, temp, $at @@ -329,7 +329,7 @@ _vlc_skip_context_load: # Prefix 10 marks the end of a block. # *output = 0xfe00 # coeff_index = 0 - # if (--block_index < Y3) block_index = Cr + ## if (--block_index < Y3) block_index = Cr sll window, 1 addiu bit_offset, -2 sh temp, 0(output) @@ -538,7 +538,7 @@ _vlc_skip_context_load: addiu output, 2 .Lstop_processing: - # If remaining = 0, skip flushing the context, pad the output buffer with + ## If remaining = 0, skip flushing the context, pad the output buffer with # end-of-block codes if necessary and return 0. Otherwise flush the context # and return 1. beqz remaining, .Lpad_output_buffer |