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Issue 2752523006: cc: Use SkCreateColorSpaceXformCanvas for color transforms (Closed)
Patch Set: Rebase Created 3 years, 9 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "cc/raster/raster_buffer_provider.h" 5 #include "cc/raster/raster_buffer_provider.h"
6 6
7 #include <stddef.h> 7 #include <stddef.h>
8 8
9 #include "base/trace_event/trace_event.h" 9 #include "base/trace_event/trace_event.h"
10 #include "cc/playback/raster_source.h" 10 #include "cc/playback/raster_source.h"
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46 // static 46 // static
47 void RasterBufferProvider::PlaybackToMemory( 47 void RasterBufferProvider::PlaybackToMemory(
48 void* memory, 48 void* memory,
49 ResourceFormat format, 49 ResourceFormat format,
50 const gfx::Size& size, 50 const gfx::Size& size,
51 size_t stride, 51 size_t stride,
52 const RasterSource* raster_source, 52 const RasterSource* raster_source,
53 const gfx::Rect& canvas_bitmap_rect, 53 const gfx::Rect& canvas_bitmap_rect,
54 const gfx::Rect& canvas_playback_rect, 54 const gfx::Rect& canvas_playback_rect,
55 float scale, 55 float scale,
56 sk_sp<SkColorSpace> dst_color_space, 56 const gfx::ColorSpace& target_color_space,
57 const RasterSource::PlaybackSettings& playback_settings) { 57 const RasterSource::PlaybackSettings& playback_settings) {
58 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("cc.debug"), 58 TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("cc.debug"),
59 "RasterBufferProvider::PlaybackToMemory"); 59 "RasterBufferProvider::PlaybackToMemory");
60 60
61 DCHECK(IsSupportedPlaybackToMemoryFormat(format)) << format; 61 DCHECK(IsSupportedPlaybackToMemoryFormat(format)) << format;
62 62
63 // Uses kPremul_SkAlphaType since the result is not known to be opaque. 63 // Uses kPremul_SkAlphaType since the result is not known to be opaque.
64 SkImageInfo info = SkImageInfo::MakeN32(size.width(), size.height(), 64 SkImageInfo info =
65 kPremul_SkAlphaType, dst_color_space); 65 SkImageInfo::MakeN32(size.width(), size.height(), kPremul_SkAlphaType);
66 66
67 // Use unknown pixel geometry to disable LCD text. 67 // Use unknown pixel geometry to disable LCD text.
68 SkSurfaceProps surface_props(0, kUnknown_SkPixelGeometry); 68 SkSurfaceProps surface_props(0, kUnknown_SkPixelGeometry);
69 if (raster_source->CanUseLCDText()) { 69 if (raster_source->CanUseLCDText()) {
70 // LegacyFontHost will get LCD text and skia figures out what type to use. 70 // LegacyFontHost will get LCD text and skia figures out what type to use.
71 surface_props = SkSurfaceProps(SkSurfaceProps::kLegacyFontHost_InitType); 71 surface_props = SkSurfaceProps(SkSurfaceProps::kLegacyFontHost_InitType);
72 } 72 }
73 73
74 if (!stride) 74 if (!stride)
75 stride = info.minRowBytes(); 75 stride = info.minRowBytes();
76 DCHECK_GT(stride, 0u); 76 DCHECK_GT(stride, 0u);
77 77
78 switch (format) { 78 switch (format) {
79 case RGBA_8888: 79 case RGBA_8888:
80 case BGRA_8888: 80 case BGRA_8888:
81 case RGBA_F16: { 81 case RGBA_F16: {
82 sk_sp<SkSurface> surface = 82 sk_sp<SkSurface> surface =
83 SkSurface::MakeRasterDirect(info, memory, stride, &surface_props); 83 SkSurface::MakeRasterDirect(info, memory, stride, &surface_props);
84 raster_source->PlaybackToCanvas(surface->getCanvas(), canvas_bitmap_rect, 84 raster_source->PlaybackToCanvas(surface->getCanvas(), target_color_space,
85 canvas_playback_rect, scale, 85 canvas_bitmap_rect, canvas_playback_rect,
86 playback_settings); 86 scale, playback_settings);
87 return; 87 return;
88 } 88 }
89 case RGBA_4444: 89 case RGBA_4444:
90 case ETC1: { 90 case ETC1: {
91 sk_sp<SkSurface> surface = SkSurface::MakeRaster(info, &surface_props); 91 sk_sp<SkSurface> surface = SkSurface::MakeRaster(info, &surface_props);
92 // TODO(reveman): Improve partial raster support by reducing the size of 92 // TODO(reveman): Improve partial raster support by reducing the size of
93 // playback rect passed to PlaybackToCanvas. crbug.com/519070 93 // playback rect passed to PlaybackToCanvas. crbug.com/519070
94 raster_source->PlaybackToCanvas(surface->getCanvas(), canvas_bitmap_rect, 94 raster_source->PlaybackToCanvas(surface->getCanvas(), target_color_space,
95 canvas_bitmap_rect, scale, 95 canvas_bitmap_rect, canvas_bitmap_rect,
96 playback_settings); 96 scale, playback_settings);
97 97
98 if (format == ETC1) { 98 if (format == ETC1) {
99 TRACE_EVENT0("cc", 99 TRACE_EVENT0("cc",
100 "RasterBufferProvider::PlaybackToMemory::CompressETC1"); 100 "RasterBufferProvider::PlaybackToMemory::CompressETC1");
101 DCHECK_EQ(size.width() % 4, 0); 101 DCHECK_EQ(size.width() % 4, 0);
102 DCHECK_EQ(size.height() % 4, 0); 102 DCHECK_EQ(size.height() % 4, 0);
103 std::unique_ptr<TextureCompressor> texture_compressor = 103 std::unique_ptr<TextureCompressor> texture_compressor =
104 TextureCompressor::Create(TextureCompressor::kFormatETC1); 104 TextureCompressor::Create(TextureCompressor::kFormatETC1);
105 SkPixmap pixmap; 105 SkPixmap pixmap;
106 surface->peekPixels(&pixmap); 106 surface->peekPixels(&pixmap);
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146 case RED_8: 146 case RED_8:
147 case LUMINANCE_F16: 147 case LUMINANCE_F16:
148 case RGBA_F16: 148 case RGBA_F16:
149 return false; 149 return false;
150 } 150 }
151 NOTREACHED(); 151 NOTREACHED();
152 return false; 152 return false;
153 } 153 }
154 154
155 } // namespace cc 155 } // namespace cc
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