[FFmpeg-devel] [PATCH v2 029/162] avcodec/cook: Inline constants
Andreas Rheinhardt
andreas.rheinhardt at gmail.com
Fri Nov 20 09:19:02 EET 2020
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
---
libavcodec/cook.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/libavcodec/cook.c b/libavcodec/cook.c
index 4d06488c10..1968f2f896 100644
--- a/libavcodec/cook.c
+++ b/libavcodec/cook.c
@@ -65,6 +65,9 @@
#define SUBBAND_SIZE 20
#define MAX_SUBPACKETS 5
+#define QUANT_VLC_BITS 9
+#define COUPLING_VLC_BITS 6
+
typedef struct cook_gains {
int *now;
int *previous;
@@ -212,7 +215,7 @@ static av_cold int init_cook_vlc_tables(COOKContext *q)
result = 0;
for (i = 0; i < 13; i++) {
- result |= build_vlc(&q->envelope_quant_index[i], 9,
+ result |= build_vlc(&q->envelope_quant_index[i], QUANT_VLC_BITS,
envelope_quant_index_huffcounts[i],
envelope_quant_index_huffsyms[i], 1, -12, q->avctx);
}
@@ -226,7 +229,7 @@ static av_cold int init_cook_vlc_tables(COOKContext *q)
for (i = 0; i < q->num_subpackets; i++) {
if (q->subpacket[i].joint_stereo == 1) {
- result |= build_vlc(&q->subpacket[i].channel_coupling, 6,
+ result |= build_vlc(&q->subpacket[i].channel_coupling, COUPLING_VLC_BITS,
ccpl_huffcounts[q->subpacket[i].js_vlc_bits - 2],
ccpl_huffsyms[q->subpacket[i].js_vlc_bits - 2], 1,
0, q->avctx);
@@ -396,7 +399,7 @@ static int decode_envelope(COOKContext *q, COOKSubpacket *p,
vlc_index = 13; // the VLC tables >13 are identical to No. 13
j = get_vlc2(&q->gb, q->envelope_quant_index[vlc_index - 1].table,
- q->envelope_quant_index[vlc_index - 1].bits, 2);
+ QUANT_VLC_BITS, 2);
quant_index_table[i] = quant_index_table[i - 1] + j; // differential encoding
if (quant_index_table[i] > 63 || quant_index_table[i] < -63) {
av_log(q->avctx, AV_LOG_ERROR,
@@ -775,7 +778,7 @@ static int decouple_info(COOKContext *q, COOKSubpacket *p, int *decouple_tab)
for (i = 0; i < length; i++)
decouple_tab[start + i] = get_vlc2(&q->gb,
p->channel_coupling.table,
- p->channel_coupling.bits, 3);
+ COUPLING_VLC_BITS, 3);
else
for (i = 0; i < length; i++) {
int v = get_bits(&q->gb, p->js_vlc_bits);
--
2.25.1
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