54 lines
2.1 KiB
Diff
54 lines
2.1 KiB
Diff
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--- mozilla/modules/libpr0n/decoders/jpeg/nsJPEGDecoder.cpp 2010-07-13 23:28:39.000000000 +0200
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+++ mozilla/modules/libpr0n/decoders/jpeg/nsJPEGDecoder.cpp-gil 2010-07-25 18:04:35.000000000 +0200
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@@ -57,19 +57,6 @@
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extern "C" {
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#include "iccjpeg.h"
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-
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-/* Colorspace conversion (copied from jpegint.h) */
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-struct jpeg_color_deconverter {
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- JMETHOD(void, start_pass, (j_decompress_ptr cinfo));
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- JMETHOD(void, color_convert, (j_decompress_ptr cinfo,
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- JSAMPIMAGE input_buf, JDIMENSION input_row,
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- JSAMPARRAY output_buf, int num_rows));
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-};
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-
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-METHODDEF(void)
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-ycc_rgb_convert_argb (j_decompress_ptr cinfo,
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- JSAMPIMAGE input_buf, JDIMENSION input_row,
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- JSAMPARRAY output_buf, int num_rows);
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}
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NS_IMPL_ISUPPORTS1(nsJPEGDecoder, imgIDecoder)
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@@ -514,14 +501,6 @@
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return NS_OK; /* I/O suspension */
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}
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- /* Force to use our YCbCr to Packed RGB converter when possible */
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- if (!mTransform && (gfxPlatform::GetCMSMode() == eCMSMode_Off) &&
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- mInfo.jpeg_color_space == JCS_YCbCr && mInfo.out_color_space == JCS_RGB) {
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- /* Special case for the most common case: transform from YCbCr direct into packed ARGB */
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- mInfo.out_color_components = 4; /* Packed ARGB pixels are always 4 bytes...*/
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- mInfo.cconvert->color_convert = ycc_rgb_convert_argb;
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- }
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-
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/* If this is a progressive JPEG ... */
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mState = mInfo.buffered_image ? JPEG_DECOMPRESS_PROGRESSIVE : JPEG_DECOMPRESS_SEQUENTIAL;
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}
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@@ -678,15 +657,6 @@
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PRUint32 *imageRow = ((PRUint32*)mImageData) +
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(mInfo.output_scanline * mInfo.output_width);
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- if (mInfo.cconvert->color_convert == ycc_rgb_convert_argb) {
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- /* Special case: scanline will be directly converted into packed ARGB */
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- if (jpeg_read_scanlines(&mInfo, (JSAMPARRAY)&imageRow, 1) != 1) {
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- *suspend = PR_TRUE; /* suspend */
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- break;
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- }
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- continue; /* all done for this row! */
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- }
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-
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JSAMPROW sampleRow = (JSAMPROW)imageRow;
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if (mInfo.output_components == 3) {
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/* Put the pixels at end of row to enable in-place expansion */
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