FS-7500: fix image copy

This commit is contained in:
Seven Du 2015-01-28 09:58:05 +08:00 committed by Michael Jerris
parent 387cbc9dda
commit 89c02eada9
1 changed files with 11 additions and 3 deletions

View File

@ -77,10 +77,10 @@ SWITCH_DECLARE(void) switch_img_copy(switch_image_t *img, switch_image_t **new_i
{
switch_assert(img);
switch_assert(new_img);
int i, j, k = 1;
if (!img->fmt == SWITCH_IMG_FMT_I420) return;
if (*new_img != NULL) {
if (img->d_w != (*new_img)->d_w || img->d_h != (*new_img)->d_w) {
switch_img_free(new_img);
@ -88,11 +88,19 @@ SWITCH_DECLARE(void) switch_img_copy(switch_image_t *img, switch_image_t **new_i
}
if (*new_img == NULL) {
*new_img = switch_img_alloc(NULL, SWITCH_IMG_FMT_I420, img->d_w, img->d_h, 0);
*new_img = switch_img_alloc(NULL, SWITCH_IMG_FMT_I420, img->d_w, img->d_h, 1);
}
switch_assert(*new_img);
memcpy((*new_img)->img_data, img->img_data, (img->d_w * img->d_h * 3) / 2);
for (i = 0; i < 3; i++) {
if (!img->planes[i] || !img->stride[i]) break;
if (i > 0) k = 2;
for (j = 0; j < (*new_img)->h; j++) {
memcpy((*new_img)->planes[i] + (*new_img)->stride[i] * j / k, img->planes[i] + img->stride[i] * j / k, img->d_w);
}
}
}
/* For Emacs: