forked from bartvdbraak/blender
Fix T45823: PSD files save as JPG without warning
Don't allow image save (which overwrites without asking), unless the input format can be written to.
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@ -176,6 +176,14 @@ static int image_not_packed_poll(bContext *C)
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return false;
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}
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static bool imbuf_format_writeable(const ImBuf *ibuf)
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{
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ImageFormatData im_format;
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ImbFormatOptions options_dummy;
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BKE_imbuf_to_image_format(&im_format, ibuf);
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return (BKE_image_imtype_to_ftype(im_format.imtype, &options_dummy) == ibuf->ftype);
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}
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static int space_image_file_exists_poll(bContext *C)
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{
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if (space_image_buffer_exists_poll(C)) {
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@ -197,6 +205,9 @@ static int space_image_file_exists_poll(bContext *C)
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else if (!BLI_file_is_writable(name)) {
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CTX_wm_operator_poll_msg_set(C, "image path can't be written to");
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}
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else if (!imbuf_format_writeable(ibuf)) {
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CTX_wm_operator_poll_msg_set(C, "image format is read-only");
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}
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else {
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ret = true;
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}
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