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support for selecting which plane to use for metrics in the pullup

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core (one of the chroma planes could be used for much lower cpu load
at the expense of some accuracy) and turning off verbose mode.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@10957 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
rfelker 2003-09-28 03:37:42 +00:00
parent 29b5d5b8f5
commit c2f9ef8fb2
3 changed files with 13 additions and 9 deletions
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18
libmpcodecs/pullup.c
View File

@ -257,9 +257,10 @@ static void compute_metric(struct pullup_context *c,
{
unsigned char *a, *b;
int x, y;
int xstep = c->bpp[0];
int ystep = c->stride[0]<<3;
int s = c->stride[0]<<1; /* field stride */
int mp = c->metric_plane;
int xstep = c->bpp[mp];
int ystep = c->stride[mp]<<3;
int s = c->stride[mp]<<1; /* field stride */
int w = c->metric_w*xstep;
if (!fa->buffer || !fb->buffer) return;
@ -270,8 +271,8 @@ static void compute_metric(struct pullup_context *c,
return;
}
a = fa->buffer->planes[0] + pa * c->stride[0] + c->metric_offset;
b = fb->buffer->planes[0] + pb * c->stride[0] + c->metric_offset;
a = fa->buffer->planes[mp] + pa * c->stride[mp] + c->metric_offset;
b = fb->buffer->planes[mp] + pb * c->stride[mp] + c->metric_offset;
for (y = c->metric_h; y; y--) {
for (x = 0; x < w; x += xstep) {
@ -634,12 +635,13 @@ void pullup_preinit_context(struct pullup_context *c)
void pullup_init_context(struct pullup_context *c)
{
int mp = c->metric_plane;
if (c->nbuffers < 10) c->nbuffers = 10;
c->buffers = calloc(c->nbuffers, sizeof (struct pullup_buffer));
c->metric_w = (c->w[0] - (c->junk_left + c->junk_right << 3)) >> 3;
c->metric_h = (c->h[0] - (c->junk_top + c->junk_bottom << 1)) >> 3;
c->metric_offset = c->junk_left*c->bpp[0] + (c->junk_top<<1)*c->stride[0];
c->metric_w = (c->w[mp] - (c->junk_left + c->junk_right << 3)) >> 3;
c->metric_h = (c->h[mp] - (c->junk_top + c->junk_bottom << 1)) >> 3;
c->metric_offset = c->junk_left*c->bpp[mp] + (c->junk_top<<1)*c->stride[mp];
c->metric_len = c->metric_w * c->metric_h;
c->head = make_field_queue(c, 8);

1
libmpcodecs/pullup.h
View File

@ -48,6 +48,7 @@ struct pullup_context
unsigned int cpu;
int junk_left, junk_right, junk_top, junk_bottom;
int verbose;
int metric_plane;
/* Internal data */
struct pullup_field *first, *last, *head;
struct pullup_buffer *buffers;

3
libmpcodecs/vf_pullup.c
View File

@ -51,11 +51,12 @@ static void init_pullup(struct vf_instance_s* vf, mp_image_t *mpi)
c->stride[0] = mpi->width;
c->stride[1] = c->stride[2] = mpi->chroma_width;
c->background[1] = c->background[2] = 128;
c->metric_plane = 0;
}
c->junk_left = c->junk_right = 1;
c->junk_top = c->junk_bottom = 4;
c->verbose = 1;
c->verbose = 0;
if (gCpuCaps.hasMMX) c->cpu |= PULLUP_CPU_MMX;
if (gCpuCaps.hasMMX2) c->cpu |= PULLUP_CPU_MMX2;