diff options
Diffstat (limited to 'gtk')
-rw-r--r-- | gtk/src/hb-backend.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/gtk/src/hb-backend.c b/gtk/src/hb-backend.c index e6021c41d..400246f5f 100644 --- a/gtk/src/hb-backend.c +++ b/gtk/src/hb-backend.c @@ -3661,6 +3661,7 @@ ghb_set_scale(signal_user_data_t *ud, gint mode) keep_height = FALSE; } // Step needs to be at least 2 because odd widths cause scaler crash + // subsampled chroma requires even crop values. step = mod; widget = GHB_WIDGET (ud->builder, "scale_width"); gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), step, 16); @@ -3680,13 +3681,13 @@ ghb_set_scale(signal_user_data_t *ud, gint mode) else { widget = GHB_WIDGET (ud->builder, "PictureTopCrop"); - gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16); + gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 2, 16); widget = GHB_WIDGET (ud->builder, "PictureBottomCrop"); - gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16); + gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 2, 16); widget = GHB_WIDGET (ud->builder, "PictureLeftCrop"); - gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16); + gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 2, 16); widget = GHB_WIDGET (ud->builder, "PictureRightCrop"); - gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 1, 16); + gtk_spin_button_set_increments (GTK_SPIN_BUTTON(widget), 2, 16); } ghb_title_info_t tinfo; ghb_get_title_info (&tinfo, titleindex); @@ -3712,6 +3713,9 @@ ghb_set_scale(signal_user_data_t *ud, gint mode) { gint need1, need2; + // Note: until we allow color formats other than yuv420 in the + // pipeline, title width and height will always be even + // // Adjust the cropping to accomplish the desired width and height crop_width = tinfo.width - crop[2] - crop[3]; crop_height = tinfo.height - crop[0] - crop[1]; @@ -3719,13 +3723,21 @@ ghb_set_scale(signal_user_data_t *ud, gint mode) height = MOD_DOWN(crop_height, mod); need1 = (crop_height - height) / 2; + // If the top crop would fall on an odd boundary, crop the extra + // line from the bottom + need1 &= ~0x01; need2 = crop_height - height - need1; crop[0] += need1; crop[1] += need2; + need1 = (crop_width - width) / 2; + // If the top crop would fall on an odd boundary, crop the extra + // column from the right + need1 &= ~0x01; need2 = crop_width - width - need1; crop[2] += need1; crop[3] += need2; + ghb_ui_update(ud, "PictureTopCrop", ghb_int64_value(crop[0])); ghb_ui_update(ud, "PictureBottomCrop", ghb_int64_value(crop[1])); ghb_ui_update(ud, "PictureLeftCrop", ghb_int64_value(crop[2])); |