ref: 1c24442a07b83c2ec22e9635fe570b5ea42ce784
parent: dfbc61f3ab8c20e3ac7ed94209ab62dfe080b53e
author: Paul Wilkins <paulwilkins@google.com>
date: Tue Sep 13 08:58:04 EDT 2011
Change to segment_feature_data[][] structure. This data structure is now [Segment ID][Features] rather than [Features][Segment_ID] I propose as a separate modification to make the experimental bit stream reflect this such that all the features for a segment are coded together. Change-Id: I581e4e3ca2033bdbdef3d9300977a8202f55b4fb
--- a/vp8/common/blockd.h
+++ b/vp8/common/blockd.h
@@ -253,7 +253,7 @@
#endif
// Segment features
- signed char segment_feature_data[SEG_LVL_MAX][MAX_MB_SEGMENTS];
+ signed char segment_feature_data[MAX_MB_SEGMENTS][SEG_LVL_MAX];
/* mode_based Loop filter adjustment */
unsigned char mode_ref_lf_delta_enabled;
--- a/vp8/common/loopfilter.c
+++ b/vp8/common/loopfilter.c
@@ -221,11 +221,11 @@
/* Abs value */
if (mbd->mb_segement_abs_delta == SEGMENT_ABSDATA)
{- lvl_seg = mbd->segment_feature_data[SEG_LVL_ALT_LF][seg];
+ lvl_seg = mbd->segment_feature_data[seg][SEG_LVL_ALT_LF];
}
else /* Delta Value */
{- lvl_seg += mbd->segment_feature_data[SEG_LVL_ALT_LF][seg];
+ lvl_seg += mbd->segment_feature_data[seg][SEG_LVL_ALT_LF];
lvl_seg = (lvl_seg > 0) ? ((lvl_seg > 63) ? 63: lvl_seg) : 0;
}
}
@@ -541,13 +541,13 @@
{ /* Abs value */if (mbd->mb_segement_abs_delta == SEGMENT_ABSDATA)
{- lvl_seg[i] = mbd->segment_feature_data[SEG_LVL_ALT_LF][i];
+ lvl_seg[i] = mbd->segment_feature_data[i][SEG_LVL_ALT_LF];
}
/* Delta Value */
else
{lvl_seg[i] = default_filt_lvl
- + mbd->segment_feature_data[SEG_LVL_ALT_LF][i];
+ + mbd->segment_feature_data[i][SEG_LVL_ALT_LF];
lvl_seg[i] = (lvl_seg[i] > 0) ?
((lvl_seg[i] > 63) ? 63: lvl_seg[i]) : 0;
}
--- a/vp8/decoder/decodframe.c
+++ b/vp8/decoder/decodframe.c
@@ -80,12 +80,13 @@
{/* Abs Value */
if (xd->mb_segement_abs_delta == SEGMENT_ABSDATA)
- QIndex = xd->segment_feature_data[SEG_LVL_ALT_Q][mbmi->segment_id];
+ QIndex = xd->segment_feature_data[mbmi->segment_id][SEG_LVL_ALT_Q];
/* Delta Value */
else
{- QIndex = pc->base_qindex + xd->segment_feature_data[SEG_LVL_ALT_Q][mbmi->segment_id];
+ QIndex = pc->base_qindex +
+ xd->segment_feature_data[mbmi->segment_id][SEG_LVL_ALT_Q];
QIndex = (QIndex >= 0) ? ((QIndex <= MAXQ) ? QIndex : MAXQ) : 0; /* Clamp to valid range */
}
}
@@ -946,13 +947,13 @@
/* Frame level data */
if (vp8_read_bit(bc))
{- xd->segment_feature_data[i][j] = (signed char)vp8_read_literal(bc, mb_feature_data_bits[i]);
+ xd->segment_feature_data[j][i] = (signed char)vp8_read_literal(bc, mb_feature_data_bits[i]);
if (vp8_read_bit(bc))
- xd->segment_feature_data[i][j] = -xd->segment_feature_data[i][j];
+ xd->segment_feature_data[j][i] = -xd->segment_feature_data[j][i];
}
else
- xd->segment_feature_data[i][j] = 0;
+ xd->segment_feature_data[j][i] = 0;
}
}
}
--- a/vp8/encoder/bitstream.c
+++ b/vp8/encoder/bitstream.c
@@ -1852,7 +1852,7 @@
// For each of the segments
for (j = 0; j < MAX_MB_SEGMENTS; j++)
{- Data = xd->segment_feature_data[i][j];
+ Data = xd->segment_feature_data[j][i];
// Frame level data
if (Data)
--- a/vp8/encoder/onyx_int.h
+++ b/vp8/encoder/onyx_int.h
@@ -478,7 +478,7 @@
unsigned char *segmentation_map;
// Segment data (can be deltas or absolute values)
- signed char segment_feature_data[SEG_LVL_MAX][MAX_MB_SEGMENTS];
+ signed char segment_feature_data[MAX_MB_SEGMENTS][SEG_LVL_MAX];
// segment threashold for encode breakout
int segment_encode_breakout[MAX_MB_SEGMENTS];
--- a/vp8/encoder/picklpf.c
+++ b/vp8/encoder/picklpf.c
@@ -259,10 +259,10 @@
MACROBLOCKD *mbd = &cpi->mb.e_mbd;
(void) filt_val;
- mbd->segment_feature_data[SEG_LVL_ALT_LF][0] = cpi->segment_feature_data[SEG_LVL_ALT_LF][0];
- mbd->segment_feature_data[SEG_LVL_ALT_LF][1] = cpi->segment_feature_data[SEG_LVL_ALT_LF][1];
- mbd->segment_feature_data[SEG_LVL_ALT_LF][2] = cpi->segment_feature_data[SEG_LVL_ALT_LF][2];
- mbd->segment_feature_data[SEG_LVL_ALT_LF][3] = cpi->segment_feature_data[SEG_LVL_ALT_LF][3];
+ mbd->segment_feature_data[0][SEG_LVL_ALT_LF] = cpi->segment_feature_data[0][SEG_LVL_ALT_LF];
+ mbd->segment_feature_data[1][SEG_LVL_ALT_LF] = cpi->segment_feature_data[1][SEG_LVL_ALT_LF];
+ mbd->segment_feature_data[2][SEG_LVL_ALT_LF] = cpi->segment_feature_data[2[SEG_LVL_ALT_LF]];
+ mbd->segment_feature_data[3][SEG_LVL_ALT_LF] = cpi->segment_feature_data[3][SEG_LVL_ALT_LF];
}
void vp8cx_pick_filter_level(YV12_BUFFER_CONFIG *sd, VP8_COMP *cpi)
--- a/vp8/encoder/quantize.c
+++ b/vp8/encoder/quantize.c
@@ -1174,11 +1174,11 @@
// Abs Value
if (xd->mb_segement_abs_delta == SEGMENT_ABSDATA)
- QIndex = xd->segment_feature_data[SEG_LVL_ALT_Q][xd->mode_info_context->mbmi.segment_id];
+ QIndex = xd->segment_feature_data[xd->mode_info_context->mbmi.segment_id][SEG_LVL_ALT_Q];
// Delta Value
else
{- QIndex = cpi->common.base_qindex + xd->segment_feature_data[SEG_LVL_ALT_Q][xd->mode_info_context->mbmi.segment_id];
+ QIndex = cpi->common.base_qindex + xd->segment_feature_data[xd->mode_info_context->mbmi.segment_id][SEG_LVL_ALT_Q];
QIndex = (QIndex >= 0) ? ((QIndex <= MAXQ) ? QIndex : MAXQ) : 0; // Clamp to valid range
}
}
@@ -1316,10 +1316,10 @@
// Set Segment specific quatizers
- mbd->segment_feature_data[SEG_LVL_ALT_Q][0] = cpi->segment_feature_data[SEG_LVL_ALT_Q][0];
- mbd->segment_feature_data[SEG_LVL_ALT_Q][1] = cpi->segment_feature_data[SEG_LVL_ALT_Q][1];
- mbd->segment_feature_data[SEG_LVL_ALT_Q][2] = cpi->segment_feature_data[SEG_LVL_ALT_Q][2];
- mbd->segment_feature_data[SEG_LVL_ALT_Q][3] = cpi->segment_feature_data[SEG_LVL_ALT_Q][3];
+ mbd->segment_feature_data[0][SEG_LVL_ALT_Q] = cpi->segment_feature_data[0][SEG_LVL_ALT_Q];
+ mbd->segment_feature_data[1][SEG_LVL_ALT_Q] = cpi->segment_feature_data[1][SEG_LVL_ALT_Q];
+ mbd->segment_feature_data[2][SEG_LVL_ALT_Q] = cpi->segment_feature_data[2][SEG_LVL_ALT_Q];
+ mbd->segment_feature_data[3][SEG_LVL_ALT_Q] = cpi->segment_feature_data[3][SEG_LVL_ALT_Q];
/* quantizer has to be reinitialized for any delta_q changes */
if(update)
--
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