From c2f9ef8fb29c7de0813dff397eb825cde946c0dc Mon Sep 17 00:00:00 2001
From: rfelker <rfelker@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Sun, 28 Sep 2003 03:37:42 +0000
Subject: [PATCH] support for selecting which plane to use for metrics in the
 pullup 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
---
 libmpcodecs/pullup.c    | 18 ++++++++++--------
 libmpcodecs/pullup.h    |  1 +
 libmpcodecs/vf_pullup.c |  3 ++-
 3 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/libmpcodecs/pullup.c b/libmpcodecs/pullup.c
index 490a61c452..1cc1445c31 100644
--- a/libmpcodecs/pullup.c
+++ b/libmpcodecs/pullup.c
@@ -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);
diff --git a/libmpcodecs/pullup.h b/libmpcodecs/pullup.h
index 643eaafd21..6f5ef624a0 100644
--- a/libmpcodecs/pullup.h
+++ b/libmpcodecs/pullup.h
@@ -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;
diff --git a/libmpcodecs/vf_pullup.c b/libmpcodecs/vf_pullup.c
index 4c5adcb692..a901dff814 100644
--- a/libmpcodecs/vf_pullup.c
+++ b/libmpcodecs/vf_pullup.c
@@ -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;