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Code Issues Releases Wiki Activity

tweaks and cleanup

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10739 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rfelker 2003-08-31 19:56:13 +00:00
parent 601dd91dbd
commit a732a2b6d7
3 changed files with 22 additions and 9 deletions
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29
libmpcodecs/pullup.c
View File

@ -321,10 +321,9 @@ static void compute_breaks(struct pullup_context *c, struct pullup_field *f0)
if (-l > max_r) max_r = -l;
}
/* Don't get tripped up when differences are mostly quant error */
if (max_l + max_r < 256) return;
if (max_l + max_r < 128) return;
if (max_l > 4*max_r) f1->breaks |= BREAK_LEFT;
if (max_r > 4*max_l) f2->breaks |= BREAK_RIGHT;
//printf("max_l=%d max_r=%d\n", max_l, max_r);
}
static void compute_affinity(struct pullup_context *c, struct pullup_field *f)
@ -338,9 +337,9 @@ static void compute_affinity(struct pullup_context *c, struct pullup_field *f)
if (l > max_l) max_l = l;
if (-l > max_r) max_r = -l;
}
if (max_l + max_r < 256) return;
if (max_r > 3*max_l) f->affinity = -1;
else if (max_l > 3*max_r) f->affinity = 1;
if (max_l + max_r < 128) return;
if (max_r > 2*max_l) f->affinity = -1;
else if (max_l > 2*max_r) f->affinity = 1;
else if (max_l + max_r > 2048) {
l = t = 0;
for (i = 0; i < c->metric_len; i++) {
@ -349,7 +348,6 @@ static void compute_affinity(struct pullup_context *c, struct pullup_field *f)
}
if (-l*4 > t) f->affinity = -1;
else if (l*4 > t) f->affinity = 1;
//printf("affinity from avg: %d\n", f->affinity);
}
}
@ -396,6 +394,7 @@ static int decide_frame_length(struct pullup_context *c)
else if (f1->affinity == -1) return 2;
else if (f2->affinity == 1) return 2;
else if (f0->affinity == 1 && f2->affinity == -1) return 3;
else if (f2->affinity == -1) return 1;
else if (f2->affinity == 0 && f3->affinity == 1) return 3;
else return 2;
}
@ -435,8 +434,10 @@ struct pullup_frame *pullup_get_frame(struct pullup_context *c)
if (!n) return 0;
if (fr->lock) return 0;
print_aff_and_breaks(c, c->first);
printf("duration: %d \n", n);
if (c->verbose) {
print_aff_and_breaks(c, c->first);
printf("duration: %d \n", n);
}
fr->lock++;
fr->length = n;
@ -569,7 +570,17 @@ void pullup_init_context(struct pullup_context *c)
void pullup_free_context(struct pullup_context *c)
{
/* FIXME: free! */
struct pullup_field *f;
free(c->buffers);
f = c->head;
do {
free(f->diffs);
free(f->licomb);
f = f->next;
free(f->prev);
} while (f != c->head);
free(c->frame);
free(c);
}

1
libmpcodecs/pullup.h
View File

@ -47,6 +47,7 @@ struct pullup_context
int *bpp, *w, *h, *stride, *background;
unsigned int cpu;
int junk_left, junk_right, junk_top, junk_bottom;
int verbose;
/* Internal data */
struct pullup_field *first, *last, *head;
struct pullup_buffer *buffers;

1
libmpcodecs/vf_pullup.c
View File

@ -55,6 +55,7 @@ static void init_pullup(struct vf_instance_s* vf, mp_image_t *mpi)
c->junk_left = c->junk_right = 1;
c->junk_top = c->junk_bottom = 4;
c->verbose = 1;
if (gCpuCaps.hasMMX) c->cpu |= PULLUP_CPU_MMX;
if (gCpuCaps.hasMMX2) c->cpu |= PULLUP_CPU_MMX2;