fix mask vframe setup, add unshared vframe constructor

[goodguy/history.git] / cinelerra-5.1 / guicast / vframe.C

diff --git a/cinelerra-5.1/guicast/vframe.C b/cinelerra-5.1/guicast/vframe.C
index d05ff849307050228459fa93e2767774286b14f9..1cfeb58b8c988b8daae95244f259f09618dd6088 100644 (file)
--- a/cinelerra-5.1/guicast/vframe.C
+++ b/cinelerra-5.1/guicast/vframe.C
@@ -139,6 +139,8 @@ VFrame::VFrame(VFrame &frame)
 VFrame::VFrame(int w, int h, int color_model, long bytes_per_line)
 {
        reset_parameters(1);
+//  use bytes_per_line == 0 to allocate default unshared
+       if( !bytes_per_line ) { bytes_per_line = -1;  use_shm = 0; }
        params = new BC_Hash;
        allocate_data(data, -1, 0, 0, 0, w, h,
                color_model, bytes_per_line);
@@ -836,7 +838,7 @@ int VFrame::write_png(const char *path)
                        bc_cmodel = BC_RGBA8888;
                        png_cmodel = PNG_COLOR_TYPE_RGB_ALPHA;
                }
-               vframe = new VFrame(get_w(), get_h(), bc_cmodel, -1);
+               vframe = new VFrame(get_w(), get_h(), bc_cmodel, 0);
                vframe->transfer_from(this);
                break;
        }