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vf_stereo3d: Adjust d_height instead of bad ad-hoc scaling 

Patch by Endre Kollár [taxy443 gmail com]

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@32625 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2010-11-14 15:24:12 +00:00 committed by Uoti Urpala
parent 387326e54b
commit 0569269887
1 changed files with 28 additions and 44 deletions
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72
libmpcodecs/vf_stereo3d.c
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@ -66,7 +66,6 @@ typedef struct component {
unsigned int off_left;
unsigned int off_right;
unsigned int stride;
unsigned int hres;
} component;
//==global variables==//
@ -139,7 +138,6 @@ static int config(struct vf_instance *vf, int width, int height, int d_width,
vf->priv->height = height;
vf->priv->in.width = width;
vf->priv->in.height = height;
vf->priv->in.hres = 1;
vf->priv->in.off_left = 0;
vf->priv->in.off_right = 0;
vf->priv->in.stride = vf->priv->width * 3;
@ -156,22 +154,18 @@ static int config(struct vf_instance *vf, int width, int height, int d_width,
vf->priv->in.off_left = vf->priv->width * 3;
vf->priv->in.stride = vf->priv->width * 6;
break;
case ABOVE_BELOW_2_LR:
d_height *= 2;
case ABOVE_BELOW_LR:
vf->priv->height = height / 2;
vf->priv->in.off_right = vf->priv->width * vf->priv->height * 3;
break;
case ABOVE_BELOW_2_RL:
d_height *= 2;
case ABOVE_BELOW_RL:
vf->priv->height = height / 2;
vf->priv->in.off_left = vf->priv->width * vf->priv->height * 3;
break;
case ABOVE_BELOW_2_LR:
vf->priv->in.hres = 2;
vf->priv->in.off_right = vf->priv->width * vf->priv->height / 2 * 3;
break;
case ABOVE_BELOW_2_RL:
vf->priv->in.hres = 2;
vf->priv->in.off_left = vf->priv->width * vf->priv->height / 2 * 3;
break;
default:
mp_msg(MSGT_VFILTER, MSGL_WARN,
"[stereo3d] stereo format of input is not supported\n");
@ -181,7 +175,6 @@ static int config(struct vf_instance *vf, int width, int height, int d_width,
//default output values
vf->priv->out.width = vf->priv->width;
vf->priv->out.height = vf->priv->height;
vf->priv->out.hres = 1;
vf->priv->out.off_left = 0;
vf->priv->out.off_right = 0;
vf->priv->out.stride = vf->priv->width * 3;
@ -211,22 +204,18 @@ static int config(struct vf_instance *vf, int width, int height, int d_width,
vf->priv->out.off_left = vf->priv->width * 3;
vf->priv->out.stride = vf->priv->width * 6;
break;
case ABOVE_BELOW_2_LR:
d_height /= 2;
case ABOVE_BELOW_LR:
vf->priv->out.height = vf->priv->height * 2;
vf->priv->out.off_right = vf->priv->width * vf->priv->height * 3;
break;
case ABOVE_BELOW_2_RL:
d_height /= 2;
case ABOVE_BELOW_RL:
vf->priv->out.height = vf->priv->height * 2;
vf->priv->out.off_left = vf->priv->width * vf->priv->height * 3;
break;
case ABOVE_BELOW_2_LR:
vf->priv->out.hres = 2;
vf->priv->out.off_right = vf->priv->width * vf->priv->height / 2 * 3;
break;
case ABOVE_BELOW_2_RL:
vf->priv->out.hres = 2;
vf->priv->out.off_left = vf->priv->width * vf->priv->height / 2 * 3;
break;
case MONO_R:
//same as MONO_L only needs switching of input offsets
vf->priv->in.off_left = vf->priv->in.off_right;
@ -265,32 +254,27 @@ static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
case ABOVE_BELOW_RL:
case ABOVE_BELOW_2_LR:
case ABOVE_BELOW_2_RL:
for (int i = 0; i < vf->priv->in.hres; i++) {
memcpy_pic(dmpi->planes[0] + vf->priv->out.off_left +
(i * vf->priv->out.stride), mpi->planes[0] +
vf->priv->in.off_left, 3 * vf->priv->width,
vf->priv->height / (vf->priv->in.hres *
vf->priv->out.hres), vf->priv->out.stride *
vf->priv->in.hres, vf->priv->in.stride *
vf->priv->out.hres);
memcpy_pic(dmpi->planes[0] + vf->priv->out.off_right +
(i * vf->priv->out.stride), mpi->planes[0] +
vf->priv->in.off_right, 3 * vf->priv->width,
vf->priv->height / (vf->priv->in.hres *
vf->priv->out.hres), vf->priv->out.stride *
vf->priv->in.hres, vf->priv->in.stride *
vf->priv->out.hres);
}
memcpy_pic(dmpi->planes[0] + vf->priv->out.off_left,
mpi->planes[0] + vf->priv->in.off_left,
3 * vf->priv->width,
vf->priv->height,
vf->priv->out.stride,
vf->priv->in.stride);
memcpy_pic(dmpi->planes[0] + vf->priv->out.off_right,
mpi->planes[0] + vf->priv->in.off_right,
3 * vf->priv->width,
vf->priv->height,
vf->priv->out.stride,
vf->priv->in.stride);
break;
case MONO_L:
case MONO_R:
for (int i = 0; i < vf->priv->in.hres; i++) {
memcpy_pic(dmpi->planes[0] + (i * vf->priv->out.stride),
mpi->planes[0] + vf->priv->in.off_left, 3 *
vf->priv->width, vf->priv->height /
vf->priv->in.hres, vf->priv->out.stride *
vf->priv->in.hres, vf->priv->in.stride);
}
memcpy_pic(dmpi->planes[0],
mpi->planes[0] + vf->priv->in.off_left,
3 * vf->priv->width,
vf->priv->height,
vf->priv->out.stride,
vf->priv->in.stride);
break;
case ANAGLYPH_RC_GRAY:
case ANAGLYPH_RC_HALF:
@ -313,9 +297,9 @@ static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
for (y = 0; y < vf->priv->out.height; y++) {
o = vf->priv->out.stride * y;
il = vf->priv->in.off_left + (y / vf->priv->in.hres) *
il = vf->priv->in.off_left + y *
vf->priv->in.stride;
ir = vf->priv->in.off_right + (y / vf->priv->in.hres) *
ir = vf->priv->in.off_right + y *
vf->priv->in.stride;
for (x = 0; x < out_width; x++) {
dest[o ] = ana_convert(