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Diffstat (limited to 'src/libffmpeg/libavcodec/snow.c')
-rw-r--r--src/libffmpeg/libavcodec/snow.c62
1 files changed, 31 insertions, 31 deletions
diff --git a/src/libffmpeg/libavcodec/snow.c b/src/libffmpeg/libavcodec/snow.c
index aec0375f6..03e634bf1 100644
--- a/src/libffmpeg/libavcodec/snow.c
+++ b/src/libffmpeg/libavcodec/snow.c
@@ -1961,18 +1961,18 @@ static inline void init_ref(MotionEstContext *c, uint8_t *src[3], uint8_t *ref[3
}
static inline void pred_mv(SnowContext *s, int *mx, int *my, int ref,
- BlockNode *left, BlockNode *top, BlockNode *tr){
+ const BlockNode *left, const BlockNode *top, const BlockNode *tr){
if(s->ref_frames == 1){
*mx = mid_pred(left->mx, top->mx, tr->mx);
*my = mid_pred(left->my, top->my, tr->my);
}else{
const int *scale = scale_mv_ref[ref];
- *mx = mid_pred(left->mx * scale[left->ref] + 128 >>8,
- top ->mx * scale[top ->ref] + 128 >>8,
- tr ->mx * scale[tr ->ref] + 128 >>8);
- *my = mid_pred(left->my * scale[left->ref] + 128 >>8,
- top ->my * scale[top ->ref] + 128 >>8,
- tr ->my * scale[tr ->ref] + 128 >>8);
+ *mx = mid_pred((left->mx * scale[left->ref] + 128) >>8,
+ (top ->mx * scale[top ->ref] + 128) >>8,
+ (tr ->mx * scale[tr ->ref] + 128) >>8);
+ *my = mid_pred((left->my * scale[left->ref] + 128) >>8,
+ (top ->my * scale[top ->ref] + 128) >>8,
+ (tr ->my * scale[tr ->ref] + 128) >>8);
}
}
@@ -2001,12 +2001,12 @@ static int encode_q_branch(SnowContext *s, int level, int x, int y){
const int block_w= 1<<(LOG2_MB_SIZE - level);
int trx= (x+1)<<rem_depth;
int try= (y+1)<<rem_depth;
- BlockNode *left = x ? &s->block[index-1] : &null_block;
- BlockNode *top = y ? &s->block[index-w] : &null_block;
- BlockNode *right = trx<w ? &s->block[index+1] : &null_block;
- BlockNode *bottom= try<h ? &s->block[index+w] : &null_block;
- BlockNode *tl = y && x ? &s->block[index-w-1] : left;
- BlockNode *tr = y && trx<w && ((x&1)==0 || level==0) ? &s->block[index-w+(1<<rem_depth)] : tl; //FIXME use lt
+ const BlockNode *left = x ? &s->block[index-1] : &null_block;
+ const BlockNode *top = y ? &s->block[index-w] : &null_block;
+ const BlockNode *right = trx<w ? &s->block[index+1] : &null_block;
+ const BlockNode *bottom= try<h ? &s->block[index+w] : &null_block;
+ const BlockNode *tl = y && x ? &s->block[index-w-1] : left;
+ const BlockNode *tr = y && trx<w && ((x&1)==0 || level==0) ? &s->block[index-w+(1<<rem_depth)] : tl; //FIXME use lt
int pl = left->color[0];
int pcb= left->color[1];
int pcr= left->color[2];
@@ -2054,10 +2054,10 @@ static int encode_q_branch(SnowContext *s, int level, int x, int y){
s->m.mb_stride=2;
s->m.mb_x=
s->m.mb_y= 0;
- s->m.me.skip= 0;
+ c->skip= 0;
- assert(s->m.me. stride == stride);
- assert(s->m.me.uvstride == uvstride);
+ assert(c-> stride == stride);
+ assert(c->uvstride == uvstride);
c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp);
c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp);
@@ -2101,7 +2101,7 @@ static int encode_q_branch(SnowContext *s, int level, int x, int y){
assert(ref_my >= c->ymin);
assert(ref_my <= c->ymax);
- ref_score= s->m.me.sub_motion_search(&s->m, &ref_mx, &ref_my, ref_score, 0, 0, level-LOG2_MB_SIZE+4, block_w);
+ ref_score= c->sub_motion_search(&s->m, &ref_mx, &ref_my, ref_score, 0, 0, level-LOG2_MB_SIZE+4, block_w);
ref_score= ff_get_mb_score(&s->m, ref_mx, ref_my, 0, 0, level-LOG2_MB_SIZE+4, block_w, 0);
ref_score+= 2*av_log2(2*ref)*c->penalty_factor;
if(s->ref_mvs[ref]){
@@ -2229,10 +2229,10 @@ static void encode_q_branch2(SnowContext *s, int level, int x, int y){
const int index= (x + y*w) << rem_depth;
int trx= (x+1)<<rem_depth;
BlockNode *b= &s->block[index];
- BlockNode *left = x ? &s->block[index-1] : &null_block;
- BlockNode *top = y ? &s->block[index-w] : &null_block;
- BlockNode *tl = y && x ? &s->block[index-w-1] : left;
- BlockNode *tr = y && trx<w && ((x&1)==0 || level==0) ? &s->block[index-w+(1<<rem_depth)] : tl; //FIXME use lt
+ const BlockNode *left = x ? &s->block[index-1] : &null_block;
+ const BlockNode *top = y ? &s->block[index-w] : &null_block;
+ const BlockNode *tl = y && x ? &s->block[index-w-1] : left;
+ const BlockNode *tr = y && trx<w && ((x&1)==0 || level==0) ? &s->block[index-w+(1<<rem_depth)] : tl; //FIXME use lt
int pl = left->color[0];
int pcb= left->color[1];
int pcr= left->color[2];
@@ -2282,10 +2282,10 @@ static void decode_q_branch(SnowContext *s, int level, int x, int y){
const int rem_depth= s->block_max_depth - level;
const int index= (x + y*w) << rem_depth;
int trx= (x+1)<<rem_depth;
- BlockNode *left = x ? &s->block[index-1] : &null_block;
- BlockNode *top = y ? &s->block[index-w] : &null_block;
- BlockNode *tl = y && x ? &s->block[index-w-1] : left;
- BlockNode *tr = y && trx<w && ((x&1)==0 || level==0) ? &s->block[index-w+(1<<rem_depth)] : tl; //FIXME use lt
+ const BlockNode *left = x ? &s->block[index-1] : &null_block;
+ const BlockNode *top = y ? &s->block[index-w] : &null_block;
+ const BlockNode *tl = y && x ? &s->block[index-w-1] : left;
+ const BlockNode *tr = y && trx<w && ((x&1)==0 || level==0) ? &s->block[index-w+(1<<rem_depth)] : tl; //FIXME use lt
int s_context= 2*left->level + 2*top->level + tl->level + tr->level;
if(s->keyframe){
@@ -2911,11 +2911,11 @@ static inline int get_block_bits(SnowContext *s, int x, int y, int w){
const int b_stride = s->b_width << s->block_max_depth;
const int b_height = s->b_height<< s->block_max_depth;
int index= x + y*b_stride;
- BlockNode *b = &s->block[index];
- BlockNode *left = x ? &s->block[index-1] : &null_block;
- BlockNode *top = y ? &s->block[index-b_stride] : &null_block;
- BlockNode *tl = y && x ? &s->block[index-b_stride-1] : left;
- BlockNode *tr = y && x+w<b_stride ? &s->block[index-b_stride+w] : tl;
+ const BlockNode *b = &s->block[index];
+ const BlockNode *left = x ? &s->block[index-1] : &null_block;
+ const BlockNode *top = y ? &s->block[index-b_stride] : &null_block;
+ const BlockNode *tl = y && x ? &s->block[index-b_stride-1] : left;
+ const BlockNode *tr = y && x+w<b_stride ? &s->block[index-b_stride+w] : tl;
int dmx, dmy;
// int mx_context= av_log2(2*FFABS(left->mx - top->mx));
// int my_context= av_log2(2*FFABS(left->my - top->my));
@@ -3555,7 +3555,7 @@ static void correlate_slice_buffered(SnowContext *s, slice_buffer * sb, SubBand
// START_TIMER
- DWTELEM * line;
+ DWTELEM * line=0; // silence silly "could be used without having been initialized" warning
DWTELEM * prev;
if (start_y != 0)
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-27 08:50:54 +0000