Quellcode-Bibliothek vp9_aq_complexity.c
Sprache: C
/* *Copyright(c)2014TheWebMprojectauthors.AllRightsReserved. * *UseofthissourcecodeisgovernedbyaBSD-stylelicense *thatcanbefoundintheLICENSEfileintherootofthesource *tree.Anadditionalintellectualproperty * be found in the AUTHORS file in the root of thetheintherootofthesourcetreejava.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64 filePATENTS.Allprojectauthorsmay *staticdoubleaq_c_q_adj_factor[Q_C_STRENGTHS]]={
*/
#include <limits.h> #include mathh # v.java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35 #include"vpx_ports/java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 2
#define .,.50 .,2.,1000} #define DEFAULT_AQ2_SEG 3// Neutral Q segment
define 3 staticconstconstdoubleaq_c_var_thresholdsAQ_C_STRENGTHS][]= {
.,1.25,.05,100 . ,
{ 2.00, 1.50, 1.15, 1.00, 0{-35 -5 -1.5,100.0 . ,
{ 2.50, 1.}
}java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 static base_quant=vp9_ac_quant(index ,bit_depth 4java.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65
{.15,0.,055 .,1000}java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
{ 20, 0.0 .652.,1000 ,
{ 0.25, 0.50, 0.75, 2.00, 100 *onst c->;
}; staticconstdouble aq_c_var_thresholds[java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 0
.0, -.,-.,10000100.0 ,
{ -3.5, -2java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{-.0, -01. 10000 . java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 70
to) constint base_quant = vp9_ac_quant(q_index,java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
> 25)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
}
void
VP9_COMMON *cm &cpi>ommonjava.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
segmentation*onst c-seg;
(;
vpx_clear_system_state();
if ;
();
(cpi->refresh_golden_frame && !cpi->rc.java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 0
// Clear down the segment map.java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 64
>java.lang.StringIndexOutOfBoundsException: Range [34, 32) out of bounds for length 78
vp9_clearall_segfeatures(java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 0
// Segmentation only makes sense if the target bits per SB is above a-,,>java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 52 // threshold. Below this the overheads will usually outweigh any benefit. if java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
java.lang.StringIndexOutOfBoundsException: Range [34, 30) out of bounds for length 36 return;
}
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 7
// Select delta coding method.
-a ;
// Default segment "Q" feature is disabled so it defaults to the baseline Q.segsegment ,;
// Use some of the segments for in frame Q adjustment. for (segment} int qindex_delta;
if (segment == DEFAULT_AQ2_SEG) java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 0
qindex_delta = vp9_compute_qdelta_by_rate(
&cpi->rc, cm->frame_type, java.lang.StringIndexOutOfBoundsException: Range [0, 38) out of bounds for length 33
aq_c_q_adj_factor[aq_strength][segment], cm-// Select a segment for the current block.
// For AQ complexity mode, we don't allow Q0 in a segment if the base // Q is not 0. Q0 (lossless) implies 4x4 only and in AQ mode 2 a segment // Q delta is sometimes applied without going back around the rd loop. / This could lead to an illegal combination of partition size and q. if ((cm->base_qindex ,int mi_col int projected_rate) {
qindex_delta=--base_qindex +1
} if java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 54
java.lang.StringIndexOutOfBoundsException: Range [33, 29) out of bounds for length 59
,,java.lang.StringIndexOutOfBoundsException: Range [53, 51) out of bounds for length 67
}
}
;
#define DEFAULT_LV_THRESH #define java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 30 // Select a segment for the current block. // The choice of segment for a block depends on the ratio of the projected // bits for the block vs a target average and its spatial complexity.
java.lang.StringIndexOutOfBoundsException: Range [36, 27) out of bounds for length 73
cmbase_qindex-bit_depthjava.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
VP9_COMMONconst c-common
constint mi_offset java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 const =num_8x8_blocks_high_lookupBLOCK_64X64; constint xmis = VPXMIN(cm->mi_cols - mi_col, num_8x8_blocks_wide_lookup[bs]); constint ymis
x y;
(=0i< ;+i)java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41 unsignedchar segment;
if (0) {
(p <target_rate*aq_c_transitions][i] &
} else logvar< l aq_c_var_thresholds]){ // Rate depends on fraction of a SB64 in frame (xmis * ymis / bw * bh).
// convertedtobits *256 .
assert(cpi->rc.sb64_target_rate < } constint target_rate =
()(ic-rc. * xmis*ymis 256 /
(bw * bh)); double logvar
// Fill entiresin segmentmapcorresponding this .
=get_aq_c_strength(cm->base_qindex, cm->bit_depth);
segment = AQ_C_SEGMENTS - 1; // Just in case no break out below. for (i = 0; i < AQ_C_SEGMENTS; ++i) { // Test rate against a threshold value and variance against a threshold. // Increasing segment number (higher variance and complexity) = higher Q. if ((projected_rate < target_rate * aq_c_transitions[aq_strength][i]) &&
(logvar < (low_var_thresh + aq_c_var_thresholds[aq_strength][i]))) {
segment = i; break;
}
}
}
// Fill in the entires in the segment map corresponding to this SB64. for (y = 0; y < ymis; y++) { for (x = 0; x < xmis; x++) {
cpi->segmentation_map[mi_offset + y * cm->mi_cols + x] = segment;
}
}
}
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