---
libavcodec/intrax8.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
Taken out of the k&r patch.
diff --git a/libavcodec/intrax8.c b/libavcodec/intrax8.c
index 4887643..b951684 100644
--- a/libavcodec/intrax8.c
+++ b/libavcodec/intrax8.c
@@ -152,11 +152,11 @@ static inline int x8_get_orient_vlc(IntraX8Context * w){
return get_vlc2(&s->gb, w->j_orient_vlc->table, OR_VLC_BITS, OR_VLC_MTD);
}
-#define extra_bits(eb) (eb)
-#define extra_run (0xFF<<8)
-#define extra_level (0x00<<8)
-#define run_offset(r) ((r)<<16)
-#define level_offset(l) ((l)<<24)
+#define extra_bits(eb) (eb) // 3 bits
+#define extra_run (0xFF << 8) // 1 bit
+#define extra_level (0x00 << 8) // 1 bit
+#define run_offset(r) ((r) << 16) // 6 bits
+#define level_offset(l) ((l) << 24) // 5 bits
static const uint32_t ac_decode_table[]={
/*46*/ extra_bits(3) | extra_run | run_offset(16) | level_offset( 0),
/*47*/ extra_bits(3) | extra_run | run_offset(24) | level_offset( 0),
@@ -193,7 +193,6 @@ static const uint32_t ac_decode_table[]={
/*71*/ extra_bits(2) | extra_level | run_offset( 1) | level_offset( 3),
/*72*/ extra_bits(3) | extra_level | run_offset( 1) | level_offset( 7),
};
-//extra_bits = 3bits; extra_run/level = 1 bit; run_offset = 6bits;
level_offset = 5 bits;
#undef extra_bits
#undef extra_run
#undef extra_level
--
2.7.3
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