diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/percept/test/egd_SUITE.erl | 120 |
1 files changed, 75 insertions, 45 deletions
diff --git a/lib/percept/test/egd_SUITE.erl b/lib/percept/test/egd_SUITE.erl index 98a265ce61..401695dddd 100644 --- a/lib/percept/test/egd_SUITE.erl +++ b/lib/percept/test/egd_SUITE.erl @@ -73,6 +73,7 @@ image_create_and_destroy(Config) when is_list(Config) -> %% Image color test. image_colors(Config) when is_list(Config) -> {W,H} = get_size(proplists:get_value(max_size, Config)), + Dir = proplists:get_value(priv_dir, Config), Image = egd:create(W, H), put(image_size, {W,H}), @@ -98,7 +99,15 @@ image_colors(Config) when is_list(Config) -> ok = egd:line(Image, get_point(), get_point(), Color) end, HtmlDefaultNames), - <<_/binary>> = egd:render(Image), + Png1 = <<_/binary>> = egd:render(Image,png,[{render_engine, alpha}]), + File1 = filename:join(Dir,"image_colors_alpha.png"), + ok = egd:save(Png1,File1), + ct:log("<p>Image alpha:</p><img src=\"~s\" />~n", [File1]), + Png2 = <<_/binary>> = egd:render(Image,png,[{render_engine, opaque}]), + File2 = filename:join(Dir,"image_colors_opaque.png"), + ok = egd:save(Png2,File2), + ct:log("<p>Image opaque:</p><img src=\"~s\" />~n", [File2]), + ok = egd:destroy(Image), erase(image_size), ok. @@ -106,6 +115,7 @@ image_colors(Config) when is_list(Config) -> %% Image shape API test. image_shape(Config) when is_list(Config) -> {W,H} = get_size(proplists:get_value(max_size, Config)), + Dir = proplists:get_value(priv_dir, Config), put(image_size, {W,H}), Im = egd:create(W, H), @@ -127,15 +137,21 @@ image_shape(Config) when is_list(Config) -> ok = bitmap_point_has_color(Bitmap, {W,H}, Pt2, Fgc), ok = bitmap_point_has_color(Bitmap, {W,H}, Pt1, Fgc), - <<_/binary>> = egd:render(Im, raw_bitmap, [{render_engine, alpha}]), + Bin = <<_/binary>> = egd:render(Im, raw_bitmap, [{render_engine, alpha}]), + Png = egd_png:binary(W,H,Bin), + File = filename:join(Dir,"image_shape.png"), + ok = egd:save(Png,File), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File]), ok = egd:destroy(Im), + erase(image_size), ok. %% Image shape API test. image_primitives(Config) when is_list(Config) -> {W,H} = get_size(proplists:get_value(max_size, Config)), + Dir = proplists:get_value(priv_dir, Config), put(image_size, {W,H}), Im0 = egd_primitives:create(W, H), @@ -159,7 +175,11 @@ image_primitives(Config) when is_list(Config) -> ok = bitmap_point_has_color(Bitmap, {W,H}, Pt2, Fgc), ok = bitmap_point_has_color(Bitmap, {W,H}, Pt1, Fgc), - <<_/binary>> = egd_render:binary(Im2, alpha), + Bin = <<_/binary>> = egd_render:binary(Im2, alpha), + Png = egd_png:binary(W,H,Bin), + File = filename:join(Dir,"image_primitives.png"), + ok = egd:save(Png,File), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File]), erase(image_size), ok. @@ -167,6 +187,7 @@ image_primitives(Config) when is_list(Config) -> %% Image font test. image_font(Config) when is_list(Config) -> {W,H} = get_size(proplists:get_value(max_size, Config)), + Dir = proplists:get_value(priv_dir, Config), put(image_size, {W,H}), Im = egd:create(W, H), Fgc = egd:color({0,130,0}), @@ -187,25 +208,46 @@ image_font(Config) when is_list(Config) -> GlyphStr4 = "{|}~", % Codes 123 -> 126 ok = egd:text(Im, get_point(), Font, GlyphStr1, Fgc), - <<_/binary>> = egd:render(Im, png), + Png1 = <<_/binary>> = egd:render(Im, png), + File1 = filename:join(Dir,"text1.png"), + ok = egd:save(Png1,File1), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File1]), ok = egd:text(Im, get_point(), Font, NumericStr, Fgc), - <<_/binary>> = egd:render(Im, png), + Png2 = <<_/binary>> = egd:render(Im, png), + File2 = filename:join(Dir,"text2.png"), + ok = egd:save(Png2,File2), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File2]), ok = egd:text(Im, get_point(), Font, GlyphStr2, Fgc), - <<_/binary>> = egd:render(Im, png), + Png3 = <<_/binary>> = egd:render(Im, png), + File3 = filename:join(Dir,"text3.png"), + ok = egd:save(Png3,File3), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File3]), ok = egd:text(Im, get_point(), Font, AlphaBigStr, Fgc), - <<_/binary>> = egd:render(Im, png), + Png4 = <<_/binary>> = egd:render(Im, png), + File4 = filename:join(Dir,"text4.png"), + ok = egd:save(Png4,File4), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File4]), ok = egd:text(Im, get_point(), Font, GlyphStr3, Fgc), - <<_/binary>> = egd:render(Im, png), + Png5 = <<_/binary>> = egd:render(Im, png), + File5 = filename:join(Dir,"text5.png"), + ok = egd:save(Png5,File5), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File5]), ok = egd:text(Im, get_point(), Font, AlphaSmStr, Fgc), - <<_/binary>> = egd:render(Im, png), + Png6 = <<_/binary>> = egd:render(Im, png), + File6 = filename:join(Dir,"text6.png"), + ok = egd:save(Png6,File6), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File6]), ok = egd:text(Im, get_point(), Font, GlyphStr4, Fgc), - <<_/binary>> = egd:render(Im, png), + Png7 = <<_/binary>> = egd:render(Im, png), + File7 = filename:join(Dir,"text7.png"), + ok = egd:save(Png7,File7), + ct:log("<p>Image:</p><img src=\"~s\" />~n", [File7]), ok = egd:destroy(Im), erase(image_size), @@ -244,21 +286,36 @@ image_fans(Config) when is_list(Config) -> Bin1 = egd_render:binary(Im1, opaque), Png1 = egd_png:binary(W,H,Bin1), - File1 = filename:join(Dir,"fan1.png"), - egd:save(Png1,File1), - ct:log("<p>Image1:<img src=\"~s\" /></p>~n", [File1]), + File1 = filename:join(Dir,"fan1_opaque.png"), + ok = egd:save(Png1,File1), + ct:log("<p>Image opaque width 1:</p><img src=\"~s\" />~n", [File1]), + + Bin2 = egd_render:binary(Im1, alpha), + Png2 = egd_png:binary(W,H,Bin2), + + File2 = filename:join(Dir,"fan1_alpha.png"), + ok = egd:save(Png2,File2), + ct:log("<p>Image alpha width 1:</p><img src=\"~s\" />~n", [File2]), + %% fan2 Ops3 = gen_vertical_fan(7,{0,400},egd:color(red),1024,800,-15), Ops4 = gen_horizontal_fan(7,{512,800},egd:color(green),1024,0,-15), Im2 = lists:foldl(Fun, Im0, Ops3 ++ Ops4), - Bin2 = egd_render:binary(Im2, opaque), - Png2 = egd_png:binary(W,H,Bin2), + Bin3 = egd_render:binary(Im2, opaque), + Png3 = egd_png:binary(W,H,Bin3), + + File3 = filename:join(Dir,"fan2_opaque.png"), + ok = egd:save(Png3,File3), + ct:log("<p>Image opaque width 7:</p><img src=\"~s\" />~n", [File3]), - File2 = filename:join(Dir,"fan2.png"), - egd:save(Png2,File2), - ct:log("<p>Image2:<img src=\"~s\" /></p>~n", [File2]), + Bin4 = egd_render:binary(Im2, alpha), + Png4 = egd_png:binary(W,H,Bin4), + + File4 = filename:join(Dir,"fan2_alpha.png"), + ok = egd:save(Png4,File4), + ct:log("<p>Image alpha width 7:</p><img src=\"~s\" />~n", [File4]), ok. gen_vertical_fan(Wd,Pt,C,X,Y,Step) when Y > 0 -> @@ -285,33 +342,6 @@ bitmap_point_has_color(Bitmap, {W,_}, {X,Y}, C) -> {error, {Other,{CR,CG,CB}}} end. -%% jfif header by specification -%% 2 bytes, length -%% 5 bytes, identifier ="JFIF\0" -%% 2 bytes, version, (major, minor) -%% 1 byte , units -%% However, JFIF seems to start at 6 (7 with 1-index)? - -binary_is_jfif_compliant(JpegBin) -> - {Bin, _} = split_binary(JpegBin, 11), - List = binary_to_list(Bin), - case lists:sublist(List, 7, 4) of - "JFIF" -> true; - Other -> - io:format("img -> ~p~n", [Other]), - false - end. - -binary_is_gif_compliant(GifBin) -> - {Bin, _} = split_binary(GifBin, 10), - List = binary_to_list(Bin), - case lists:sublist(List, 1,5) of - "GIF87" -> true; - Other -> - io:format("img -> ~p~n", [Other]), - false - end. - binary_is_png_compliant(PngBin) -> {Bin, _} = split_binary(PngBin, 10), List = binary_to_list(Bin), |