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windowscodecs/tests: Add more tests for loading PNG images in various color formats. 

Signed-off-by: Vincent Povirk <vincent@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Dmitry Timoshkov 2017-09-07 15:52:04 -05:00 committed by Alexandre Julliard
parent c87e06bb92
commit 9991e4f2ae
1 changed files with 208 additions and 10 deletions
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218
dlls/windowscodecs/tests/pngformat.c
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@ -585,43 +585,211 @@ static void test_png_palette(void)
static const char png_1x1_data[] = {
0x89,'P','N','G',0x0d,0x0a,0x1a,0x0a,
0x00,0x00,0x00,0x0d,'I','H','D','R',0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x01,0x08,0x02,0x00,0x00,0x00,0x90,0x77,0x53,0xde,
0x00,0x00,0x03,0x00,'P','L','T','E',
0x01,0x01,0x01,0x02,0x02,0x02,0x03,0x03,0x03,0x04,0x04,0x04,0x05,0x05,0x05,0x06,0x06,0x06,0x07,0x07,0x07,0x08,0x08,0x08,
0x09,0x09,0x09,0x0a,0x0a,0x0a,0x0b,0x0b,0x0b,0x0c,0x0c,0x0c,0x0d,0x0d,0x0d,0x0e,0x0e,0x0e,0x0f,0x0f,0x0f,0x10,0x10,0x10,
0x11,0x11,0x11,0x12,0x12,0x12,0x13,0x13,0x13,0x14,0x14,0x14,0x15,0x15,0x15,0x16,0x16,0x16,0x17,0x17,0x17,0x18,0x18,0x18,
0x19,0x19,0x19,0x1a,0x1a,0x1a,0x1b,0x1b,0x1b,0x1c,0x1c,0x1c,0x1d,0x1d,0x1d,0x1e,0x1e,0x1e,0x1f,0x1f,0x1f,0x20,0x20,0x20,
0x21,0x21,0x21,0x22,0x22,0x22,0x23,0x23,0x23,0x24,0x24,0x24,0x25,0x25,0x25,0x26,0x26,0x26,0x27,0x27,0x27,0x28,0x28,0x28,
0x29,0x29,0x29,0x2a,0x2a,0x2a,0x2b,0x2b,0x2b,0x2c,0x2c,0x2c,0x2d,0x2d,0x2d,0x2e,0x2e,0x2e,0x2f,0x2f,0x2f,0x30,0x30,0x30,
0x31,0x31,0x31,0x32,0x32,0x32,0x33,0x33,0x33,0x34,0x34,0x34,0x35,0x35,0x35,0x36,0x36,0x36,0x37,0x37,0x37,0x38,0x38,0x38,
0x39,0x39,0x39,0x3a,0x3a,0x3a,0x3b,0x3b,0x3b,0x3c,0x3c,0x3c,0x3d,0x3d,0x3d,0x3e,0x3e,0x3e,0x3f,0x3f,0x3f,0x40,0x40,0x40,
0x41,0x41,0x41,0x42,0x42,0x42,0x43,0x43,0x43,0x44,0x44,0x44,0x45,0x45,0x45,0x46,0x46,0x46,0x47,0x47,0x47,0x48,0x48,0x48,
0x49,0x49,0x49,0x4a,0x4a,0x4a,0x4b,0x4b,0x4b,0x4c,0x4c,0x4c,0x4d,0x4d,0x4d,0x4e,0x4e,0x4e,0x4f,0x4f,0x4f,0x50,0x50,0x50,
0x51,0x51,0x51,0x52,0x52,0x52,0x53,0x53,0x53,0x54,0x54,0x54,0x55,0x55,0x55,0x56,0x56,0x56,0x57,0x57,0x57,0x58,0x58,0x58,
0x59,0x59,0x59,0x5a,0x5a,0x5a,0x5b,0x5b,0x5b,0x5c,0x5c,0x5c,0x5d,0x5d,0x5d,0x5e,0x5e,0x5e,0x5f,0x5f,0x5f,0x60,0x60,0x60,
0x61,0x61,0x61,0x62,0x62,0x62,0x63,0x63,0x63,0x64,0x64,0x64,0x65,0x65,0x65,0x66,0x66,0x66,0x67,0x67,0x67,0x68,0x68,0x68,
0x69,0x69,0x69,0x6a,0x6a,0x6a,0x6b,0x6b,0x6b,0x6c,0x6c,0x6c,0x6d,0x6d,0x6d,0x6e,0x6e,0x6e,0x6f,0x6f,0x6f,0x70,0x70,0x70,
0x71,0x71,0x71,0x72,0x72,0x72,0x73,0x73,0x73,0x74,0x74,0x74,0x75,0x75,0x75,0x76,0x76,0x76,0x77,0x77,0x77,0x78,0x78,0x78,
0x79,0x79,0x79,0x7a,0x7a,0x7a,0x7b,0x7b,0x7b,0x7c,0x7c,0x7c,0x7d,0x7d,0x7d,0x7e,0x7e,0x7e,0x7f,0x7f,0x7f,0x80,0x80,0x80,
0x01,0x01,0x01,0x02,0x02,0x02,0x03,0x03,0x03,0x04,0x04,0x04,0x05,0x05,0x05,0x06,0x06,0x06,0x07,0x07,0x07,0x08,0x08,0x08,
0x09,0x09,0x09,0x0a,0x0a,0x0a,0x0b,0x0b,0x0b,0x0c,0x0c,0x0c,0x0d,0x0d,0x0d,0x0e,0x0e,0x0e,0x0f,0x0f,0x0f,0x10,0x10,0x10,
0x11,0x11,0x11,0x12,0x12,0x12,0x13,0x13,0x13,0x14,0x14,0x14,0x15,0x15,0x15,0x16,0x16,0x16,0x17,0x17,0x17,0x18,0x18,0x18,
0x19,0x19,0x19,0x1a,0x1a,0x1a,0x1b,0x1b,0x1b,0x1c,0x1c,0x1c,0x1d,0x1d,0x1d,0x1e,0x1e,0x1e,0x1f,0x1f,0x1f,0x20,0x20,0x20,
0x21,0x21,0x21,0x22,0x22,0x22,0x23,0x23,0x23,0x24,0x24,0x24,0x25,0x25,0x25,0x26,0x26,0x26,0x27,0x27,0x27,0x28,0x28,0x28,
0x29,0x29,0x29,0x2a,0x2a,0x2a,0x2b,0x2b,0x2b,0x2c,0x2c,0x2c,0x2d,0x2d,0x2d,0x2e,0x2e,0x2e,0x2f,0x2f,0x2f,0x30,0x30,0x30,
0x31,0x31,0x31,0x32,0x32,0x32,0x33,0x33,0x33,0x34,0x34,0x34,0x35,0x35,0x35,0x36,0x36,0x36,0x37,0x37,0x37,0x38,0x38,0x38,
0x39,0x39,0x39,0x3a,0x3a,0x3a,0x3b,0x3b,0x3b,0x3c,0x3c,0x3c,0x3d,0x3d,0x3d,0x3e,0x3e,0x3e,0x3f,0x3f,0x3f,0x40,0x40,0x40,
0x41,0x41,0x41,0x42,0x42,0x42,0x43,0x43,0x43,0x44,0x44,0x44,0x45,0x45,0x45,0x46,0x46,0x46,0x47,0x47,0x47,0x48,0x48,0x48,
0x49,0x49,0x49,0x4a,0x4a,0x4a,0x4b,0x4b,0x4b,0x4c,0x4c,0x4c,0x4d,0x4d,0x4d,0x4e,0x4e,0x4e,0x4f,0x4f,0x4f,0x50,0x50,0x50,
0x51,0x51,0x51,0x52,0x52,0x52,0x53,0x53,0x53,0x54,0x54,0x54,0x55,0x55,0x55,0x56,0x56,0x56,0x57,0x57,0x57,0x58,0x58,0x58,
0x59,0x59,0x59,0x5a,0x5a,0x5a,0x5b,0x5b,0x5b,0x5c,0x5c,0x5c,0x5d,0x5d,0x5d,0x5e,0x5e,0x5e,0x5f,0x5f,0x5f,0x60,0x60,0x60,
0x61,0x61,0x61,0x62,0x62,0x62,0x63,0x63,0x63,0x64,0x64,0x64,0x65,0x65,0x65,0x66,0x66,0x66,0x67,0x67,0x67,0x68,0x68,0x68,
0x69,0x69,0x69,0x6a,0x6a,0x6a,0x6b,0x6b,0x6b,0x6c,0x6c,0x6c,0x6d,0x6d,0x6d,0x6e,0x6e,0x6e,0x6f,0x6f,0x6f,0x70,0x70,0x70,
0x71,0x71,0x71,0x72,0x72,0x72,0x73,0x73,0x73,0x74,0x74,0x74,0x75,0x75,0x75,0x76,0x76,0x76,0x77,0x77,0x77,0x78,0x78,0x78,
0x79,0x79,0x79,0x7a,0x7a,0x7a,0x7b,0x7b,0x7b,0x7c,0x7c,0x7c,0x7d,0x7d,0x7d,0x7e,0x7e,0x7e,0x7f,0x7f,0x7f,0x80,0x80,0x80,
0x76,0xb6,0x24,0x31,
0x00,0x00,0x00,0x02,'t','R','N','S',0xff,0x00,0xe5,0xb7,0x30,0x4a,
0x00,0x00,0x00,0x0c,'I','D','A','T',0x08,0xd7,0x63,0xf8,0xff,0xff,0x3f,0x00,0x05,0xfe,0x02,0xfe,0xdc,0xcc,0x59,0xe7,
0x00,0x00,0x00,0x00,'I','E','N','D',0xae,0x42,0x60,0x82
};
static BOOL is_valid_png_type_depth(int color_type, int bit_depth, BOOL plte)
{
switch (color_type)
{
case 0: /* Grayscale */
return bit_depth == 1 || bit_depth == 2 || bit_depth == 4 || bit_depth == 8 || bit_depth == 16;
case 2: /* True Color */
return bit_depth == 8 || bit_depth == 16;
case 3: /* Indexed Color */
return (bit_depth == 1 || bit_depth == 2 || bit_depth == 4 || bit_depth == 8) && plte;
case 4: /* Grayscale with alpha */
return bit_depth == 8 || bit_depth == 16;
case 6: /* True Color with alpha */
return bit_depth == 8 || bit_depth == 16;
default:
ok(0, "unknown PNG type %d, depth %d\n", color_type, bit_depth);
return FALSE;
}
}
static void test_color_formats(void)
{
static const struct
{
char bit_depth, color_type;
const GUID *format;
const GUID *format_PLTE;
const GUID *format_PLTE_tRNS;
BOOL todo;
BOOL todo_load;
} td[] =
{
/* 2 - PNG_COLOR_TYPE_RGB */
{ 8, 2, &GUID_WICPixelFormat24bppBGR },
{ 1, 2, NULL, NULL, NULL },
{ 2, 2, NULL, NULL, NULL },
{ 4, 2, NULL, NULL, NULL },
{ 8, 2, &GUID_WICPixelFormat24bppBGR, &GUID_WICPixelFormat24bppBGR, &GUID_WICPixelFormat24bppBGR },
/* libpng refuses to load our test image complaining about extra compressed data,
* but libpng is still able to load the image with other combination of type/depth
* making RGB 16 bpp case special for some reason. Therefore todo = TRUE.
*/
{ 16, 2, &GUID_WICPixelFormat48bppRGB, &GUID_WICPixelFormat48bppRGB, &GUID_WICPixelFormat48bppRGB, TRUE, TRUE },
{ 24, 2, NULL, NULL, NULL },
{ 32, 2, NULL, NULL, NULL },
/* 0 - PNG_COLOR_TYPE_GRAY */
{ 1, 0, &GUID_WICPixelFormatBlackWhite },
{ 2, 0, &GUID_WICPixelFormat2bppGray },
{ 4, 0, &GUID_WICPixelFormat4bppGray },
{ 8, 0, &GUID_WICPixelFormat8bppGray },
{ 16, 0, &GUID_WICPixelFormat16bppGray },
{ 1, 0, &GUID_WICPixelFormatBlackWhite, &GUID_WICPixelFormatBlackWhite, &GUID_WICPixelFormat1bppIndexed, TRUE },
{ 2, 0, &GUID_WICPixelFormat2bppGray, &GUID_WICPixelFormat2bppGray, &GUID_WICPixelFormat2bppIndexed, TRUE },
{ 4, 0, &GUID_WICPixelFormat4bppGray, &GUID_WICPixelFormat4bppGray, &GUID_WICPixelFormat4bppIndexed, TRUE },
{ 8, 0, &GUID_WICPixelFormat8bppGray, &GUID_WICPixelFormat8bppGray, &GUID_WICPixelFormat8bppIndexed, TRUE },
{ 16, 0, &GUID_WICPixelFormat16bppGray, &GUID_WICPixelFormat16bppGray, &GUID_WICPixelFormat64bppRGBA },
{ 24, 0, NULL, NULL, NULL },
{ 32, 0, NULL, NULL, NULL },
/* 3 - PNG_COLOR_TYPE_PALETTE */
{ 1, 3, &GUID_WICPixelFormat1bppIndexed, &GUID_WICPixelFormat1bppIndexed, &GUID_WICPixelFormat1bppIndexed },
{ 2, 3, &GUID_WICPixelFormat2bppIndexed, &GUID_WICPixelFormat2bppIndexed, &GUID_WICPixelFormat2bppIndexed },
{ 4, 3, &GUID_WICPixelFormat4bppIndexed, &GUID_WICPixelFormat4bppIndexed, &GUID_WICPixelFormat4bppIndexed },
{ 8, 3, &GUID_WICPixelFormat8bppIndexed, &GUID_WICPixelFormat8bppIndexed, &GUID_WICPixelFormat8bppIndexed },
{ 16, 3, NULL, NULL, NULL },
{ 24, 3, NULL, NULL, NULL },
{ 32, 3, NULL, NULL, NULL },
};
char buf[sizeof(png_1x1_data)];
HRESULT hr;
IWICBitmapDecoder *decoder;
IWICBitmapFrameDecode *frame;
GUID format;
int i;
int i, PLTE_off = 0, tRNS_off = 0;
memcpy(buf, png_1x1_data, sizeof(png_1x1_data));
for (i = 0; i < sizeof(png_1x1_data) - 4; i++)
{
if (!memcmp(buf + i, "tRNS", 4))
tRNS_off = i;
else if (!memcmp(buf + i, "PLTE", 4))
PLTE_off = i;
}
ok(PLTE_off && tRNS_off, "PLTE offset %d, tRNS offset %d\n", PLTE_off, tRNS_off);
if (!PLTE_off || !tRNS_off) return;
/* In order to test the image data with and without PLTE and tRNS chunks
* it's been decided to simply sero out the chunk id for testing puposes,
* and under Windows such images get loaded just fine. But unfortunately
* libpng refuses to load such images complaining about unknown chunk type.
* A workaround for this libpng limitation is to mark the "disabled" chunks
* with tEXt id.
*/
for (i = 0; i < sizeof(td)/sizeof(td[0]); i++)
{
/* with the tRNS and PLTE chunks */
memcpy(buf, png_1x1_data, sizeof(png_1x1_data));
buf[24] = td[i].bit_depth;
buf[25] = td[i].color_type;
hr = create_decoder(buf, sizeof(buf), &decoder);
ok(hr == S_OK, "Failed to load PNG image data %#x\n", hr);
if (hr != S_OK) return;
if (!is_valid_png_type_depth(td[i].color_type, td[i].bit_depth, TRUE))
todo_wine
ok(hr == WINCODEC_ERR_UNKNOWNIMAGEFORMAT, "%d: wrong error %#x\n", i, hr);
else
todo_wine_if(td[i].todo_load)
ok(hr == S_OK, "%d: Failed to load PNG image data (type %d, bpp %d) %#x\n", i, td[i].color_type, td[i].bit_depth, hr);
if (hr != S_OK) goto next_1;
hr = IWICBitmapDecoder_GetFrame(decoder, 0, &frame);
ok(hr == S_OK, "GetFrame error %#x\n", hr);
hr = IWICBitmapFrameDecode_GetPixelFormat(frame, &format);
ok(hr == S_OK, "GetPixelFormat error %#x\n", hr);
todo_wine_if(td[i].todo)
ok(IsEqualGUID(&format, td[i].format_PLTE_tRNS),
"PLTE+tRNS: expected %s, got %s (type %d, bpp %d)\n",
wine_dbgstr_guid(td[i].format_PLTE_tRNS), wine_dbgstr_guid(&format), td[i].color_type, td[i].bit_depth);
IWICBitmapFrameDecode_Release(frame);
IWICBitmapDecoder_Release(decoder);
next_1:
/* without the tRNS chunk */
memcpy(buf, png_1x1_data, sizeof(png_1x1_data));
buf[24] = td[i].bit_depth;
buf[25] = td[i].color_type;
memcpy(buf + tRNS_off, "tEXt", 4);
hr = create_decoder(buf, sizeof(buf), &decoder);
if (!is_valid_png_type_depth(td[i].color_type, td[i].bit_depth, TRUE))
todo_wine
ok(hr == WINCODEC_ERR_UNKNOWNIMAGEFORMAT, "%d: wrong error %#x\n", i, hr);
else
todo_wine_if(td[i].todo_load)
ok(hr == S_OK, "%d: Failed to load PNG image data (type %d, bpp %d) %#x\n", i, td[i].color_type, td[i].bit_depth, hr);
if (hr != S_OK) goto next_2;
hr = IWICBitmapDecoder_GetFrame(decoder, 0, &frame);
ok(hr == S_OK, "GetFrame error %#x\n", hr);
hr = IWICBitmapFrameDecode_GetPixelFormat(frame, &format);
ok(hr == S_OK, "GetPixelFormat error %#x\n", hr);
ok(IsEqualGUID(&format, td[i].format_PLTE),
"PLTE: expected %s, got %s (type %d, bpp %d)\n",
wine_dbgstr_guid(td[i].format_PLTE), wine_dbgstr_guid(&format), td[i].color_type, td[i].bit_depth);
IWICBitmapFrameDecode_Release(frame);
IWICBitmapDecoder_Release(decoder);
next_2:
/* without the tRNS and PLTE chunks */
memcpy(buf, png_1x1_data, sizeof(png_1x1_data));
buf[24] = td[i].bit_depth;
buf[25] = td[i].color_type;
memcpy(buf + PLTE_off, "tEXt", 4);
memcpy(buf + tRNS_off, "tEXt", 4);
hr = create_decoder(buf, sizeof(buf), &decoder);
if (!is_valid_png_type_depth(td[i].color_type, td[i].bit_depth, FALSE))
todo_wine
ok(hr == WINCODEC_ERR_UNKNOWNIMAGEFORMAT, "%d: wrong error %#x\n", i, hr);
else
todo_wine_if(td[i].todo_load)
ok(hr == S_OK, "%d: Failed to load PNG image data (type %d, bpp %d) %#x\n", i, td[i].color_type, td[i].bit_depth, hr);
if (hr != S_OK) goto next_3;
hr = IWICBitmapDecoder_GetFrame(decoder, 0, &frame);
ok(hr == S_OK, "GetFrame error %#x\n", hr);
@ -629,7 +797,37 @@ static void test_color_formats(void)
hr = IWICBitmapFrameDecode_GetPixelFormat(frame, &format);
ok(hr == S_OK, "GetPixelFormat error %#x\n", hr);
ok(IsEqualGUID(&format, td[i].format),
"expected %s, got %s\n", wine_dbgstr_guid(td[i].format), wine_dbgstr_guid(&format));
"expected %s, got %s (type %d, bpp %d)\n",
wine_dbgstr_guid(td[i].format), wine_dbgstr_guid(&format), td[i].color_type, td[i].bit_depth);
IWICBitmapFrameDecode_Release(frame);
IWICBitmapDecoder_Release(decoder);
next_3:
/* without the PLTE chunk */
memcpy(buf, png_1x1_data, sizeof(png_1x1_data));
buf[24] = td[i].bit_depth;
buf[25] = td[i].color_type;
memcpy(buf + PLTE_off, "tEXt", 4);
hr = create_decoder(buf, sizeof(buf), &decoder);
if (!is_valid_png_type_depth(td[i].color_type, td[i].bit_depth, FALSE))
todo_wine
ok(hr == WINCODEC_ERR_UNKNOWNIMAGEFORMAT, "%d: wrong error %#x\n", i, hr);
else
todo_wine_if(td[i].todo_load)
ok(hr == S_OK, "%d: Failed to load PNG image data (type %d, bpp %d) %#x\n", i, td[i].color_type, td[i].bit_depth, hr);
if (hr != S_OK) continue;
hr = IWICBitmapDecoder_GetFrame(decoder, 0, &frame);
ok(hr == S_OK, "GetFrame error %#x\n", hr);
hr = IWICBitmapFrameDecode_GetPixelFormat(frame, &format);
ok(hr == S_OK, "GetPixelFormat error %#x\n", hr);
todo_wine_if(td[i].todo)
ok(IsEqualGUID(&format, td[i].format_PLTE_tRNS),
"tRNS: expected %s, got %s (type %d, bpp %d)\n",
wine_dbgstr_guid(td[i].format_PLTE_tRNS), wine_dbgstr_guid(&format), td[i].color_type, td[i].bit_depth);
IWICBitmapFrameDecode_Release(frame);
IWICBitmapDecoder_Release(decoder);