vo_opengl: replace uniform variable image_size with input_size

input_size can be the size of a cropped image

Signed-off-by: wm4 <wm4@nowhere>

1 files changed, 5 insertions, 2 deletions

diff --git a/video/out/opengl/video.c b/video/out/opengl/video.c
index f6db1514f5..14b1150207 100644
--- a/video/out/opengl/video.c
+++ b/video/out/opengl/video.c
@@ -1224,8 +1224,11 @@ static void load_shader(struct gl_video *p, struct bstr body)
     gl_sc_hadd_bstr(p->sc, body);
     gl_sc_uniform_f(p->sc, "random", (double)av_lfg_get(&p->lfg) / UINT32_MAX);
     gl_sc_uniform_f(p->sc, "frame", p->frames_uploaded);
-    gl_sc_uniform_vec2(p->sc, "image_size", (GLfloat[]){p->image_params.w,
-                                                        p->image_params.h});
+    gl_sc_uniform_vec2(p->sc, "input_size",
+                       (GLfloat[]){(p->src_rect.x1 - p->src_rect.x0) *
+                                   p->texture_offset.m[0][0],
+                                   (p->src_rect.y1 - p->src_rect.y0) *
+                                   p->texture_offset.m[1][1]});
     gl_sc_uniform_vec2(p->sc, "target_size",
                        (GLfloat[]){p->dst_rect.x1 - p->dst_rect.x0,
                                    p->dst_rect.y1 - p->dst_rect.y0});