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# HG changeset patch
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# User msirringhaus@suse.de
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# Date 1582805876 -3600
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# Thu Feb 27 13:17:56 2020 +0100
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# Node ID cc3d09abea31068e57f1ab918782f9f86fc6a158
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# Parent 9cd90914846f667f18babc491a74c164ae5d6e9f
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imported patch decoder_workaround.patch
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diff -r 9cd90914846f image/decoders/nsGIFDecoder2.cpp
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--- a/image/decoders/nsGIFDecoder2.cpp Thu Feb 27 12:57:14 2020 +0100
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+++ b/image/decoders/nsGIFDecoder2.cpp Fri Mar 27 13:06:18 2020 +0100
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@@ -422,6 +422,9 @@
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MOZ_ASSERT(mSwizzleFn);
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uint8_t* data = reinterpret_cast<uint8_t*>(aColormap);
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mSwizzleFn(data, data, aColors);
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+#if MOZ_BIG_ENDIAN()
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+ SwizzleRow(SurfaceFormat::A8R8G8B8, SurfaceFormat::B8G8R8A8)(data, data, aColors);
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+#endif
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}
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LexerResult nsGIFDecoder2::DoDecode(SourceBufferIterator& aIterator,
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diff -r 9cd90914846f image/decoders/nsJPEGDecoder.cpp
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--- a/image/decoders/nsJPEGDecoder.cpp Thu Feb 27 12:57:14 2020 +0100
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+++ b/image/decoders/nsJPEGDecoder.cpp Fri Mar 27 13:06:18 2020 +0100
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@@ -263,6 +263,9 @@
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case JCS_YCbCr:
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// By default, we will output directly to BGRA. If we need to apply
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// special color transforms, this may change.
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+#if MOZ_BIG_ENDIAN()
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+ mInfo.out_color_space = MOZ_JCS_EXT_NATIVE_ENDIAN_XRGB;
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+#else
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switch (SurfaceFormat::OS_RGBX) {
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case SurfaceFormat::B8G8R8X8:
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mInfo.out_color_space = JCS_EXT_BGRX;
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@@ -277,6 +280,7 @@
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mState = JPEG_ERROR;
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return Transition::TerminateFailure();
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}
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+#endif
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break;
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case JCS_CMYK:
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case JCS_YCCK:
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diff -r 9cd90914846f image/decoders/nsPNGDecoder.cpp
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--- a/image/decoders/nsPNGDecoder.cpp Thu Feb 27 12:57:14 2020 +0100
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+++ b/image/decoders/nsPNGDecoder.cpp Fri Mar 27 13:06:18 2020 +0100
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@@ -361,7 +361,7 @@
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IResumable* aOnResume) {
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MOZ_ASSERT(!HasError(), "Shouldn't call DoDecode after error!");
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- return mLexer.Lex(aIterator, aOnResume,
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+ LexerResult res = mLexer.Lex(aIterator, aOnResume,
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[=](State aState, const char* aData, size_t aLength) {
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switch (aState) {
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case State::PNG_DATA:
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@@ -371,6 +371,14 @@
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}
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MOZ_CRASH("Unknown State");
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});
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+
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+#if MOZ_BIG_ENDIAN()
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+ if(res.is<TerminalState>() && res.as<TerminalState>() == TerminalState::SUCCESS) {
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+ NativeEndian::swapToLittleEndianInPlace<uint32_t>((uint32_t*)(mImageData), mImageDataLength / 4);
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+ }
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+#endif
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+
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+ return res;
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}
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LexerTransition<nsPNGDecoder::State> nsPNGDecoder::ReadPNGData(
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diff -r 9cd90914846f image/decoders/nsWebPDecoder.cpp
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--- a/image/decoders/nsWebPDecoder.cpp Thu Feb 27 12:57:14 2020 +0100
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+++ b/image/decoders/nsWebPDecoder.cpp Fri Mar 27 13:06:18 2020 +0100
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@@ -237,7 +237,12 @@
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// WebP doesn't guarantee that the alpha generated matches the hint in the
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// header, so we always need to claim the input is BGRA. If the output is
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// BGRX, swizzling will mask off the alpha channel.
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+#if MOZ_BIG_ENDIAN()
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+ mBuffer.colorspace = MODE_ARGB;
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+ SurfaceFormat inFormat = mFormat;
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+#else
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SurfaceFormat inFormat = SurfaceFormat::OS_RGBA;
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+#endif
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SurfacePipeFlags pipeFlags = SurfacePipeFlags();
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if (mFormat == SurfaceFormat::OS_RGBA &&
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