97077a3ab2
Update libyuv to r826. TEST=try bots R=niklas.enbom@webrtc.org Review URL: https://webrtc-codereview.appspot.com/2889004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@5038 4adac7df-926f-26a2-2b94-8c16560cd09d
322 lines
12 KiB
C++
322 lines
12 KiB
C++
/*
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* libjingle
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* Copyright 2008 Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "talk/base/gunit.h"
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#include "talk/media/base/videocommon.h"
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namespace cricket {
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TEST(VideoCommonTest, TestCanonicalFourCC) {
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// Canonical fourccs are not changed.
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EXPECT_EQ(FOURCC_I420, CanonicalFourCC(FOURCC_I420));
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// The special FOURCC_ANY value is not changed.
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EXPECT_EQ(FOURCC_ANY, CanonicalFourCC(FOURCC_ANY));
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// Aliases are translated to the canonical equivalent.
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EXPECT_EQ(FOURCC_I420, CanonicalFourCC(FOURCC_IYUV));
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EXPECT_EQ(FOURCC_I422, CanonicalFourCC(FOURCC_YU16));
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EXPECT_EQ(FOURCC_I444, CanonicalFourCC(FOURCC_YU24));
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EXPECT_EQ(FOURCC_YUY2, CanonicalFourCC(FOURCC_YUYV));
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EXPECT_EQ(FOURCC_YUY2, CanonicalFourCC(FOURCC_YUVS));
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EXPECT_EQ(FOURCC_UYVY, CanonicalFourCC(FOURCC_HDYC));
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EXPECT_EQ(FOURCC_UYVY, CanonicalFourCC(FOURCC_2VUY));
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EXPECT_EQ(FOURCC_MJPG, CanonicalFourCC(FOURCC_JPEG));
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EXPECT_EQ(FOURCC_MJPG, CanonicalFourCC(FOURCC_DMB1));
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EXPECT_EQ(FOURCC_BGGR, CanonicalFourCC(FOURCC_BA81));
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EXPECT_EQ(FOURCC_RAW, CanonicalFourCC(FOURCC_RGB3));
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EXPECT_EQ(FOURCC_24BG, CanonicalFourCC(FOURCC_BGR3));
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EXPECT_EQ(FOURCC_BGRA, CanonicalFourCC(FOURCC_CM32));
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EXPECT_EQ(FOURCC_RAW, CanonicalFourCC(FOURCC_CM24));
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}
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// Test conversion between interval and fps
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TEST(VideoCommonTest, TestVideoFormatFps) {
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EXPECT_EQ(VideoFormat::kMinimumInterval, VideoFormat::FpsToInterval(0));
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EXPECT_EQ(talk_base::kNumNanosecsPerSec / 20, VideoFormat::FpsToInterval(20));
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EXPECT_EQ(20, VideoFormat::IntervalToFps(talk_base::kNumNanosecsPerSec / 20));
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}
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// Test IsSize0x0
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TEST(VideoCommonTest, TestVideoFormatIsSize0x0) {
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VideoFormat format;
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EXPECT_TRUE(format.IsSize0x0());
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format.width = 320;
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EXPECT_FALSE(format.IsSize0x0());
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}
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// Test ToString: print fourcc when it is printable.
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TEST(VideoCommonTest, TestVideoFormatToString) {
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VideoFormat format;
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EXPECT_EQ("0x0x10000", format.ToString());
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format.fourcc = FOURCC_I420;
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format.width = 640;
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format.height = 480;
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format.interval = VideoFormat::FpsToInterval(20);
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EXPECT_EQ("I420 640x480x20", format.ToString());
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format.fourcc = FOURCC_ANY;
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format.width = 640;
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format.height = 480;
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format.interval = VideoFormat::FpsToInterval(20);
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EXPECT_EQ("640x480x20", format.ToString());
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}
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// Test comparison.
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TEST(VideoCommonTest, TestVideoFormatCompare) {
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VideoFormat format(640, 480, VideoFormat::FpsToInterval(20), FOURCC_I420);
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VideoFormat format2;
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EXPECT_NE(format, format2);
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// Same pixelrate, different fourcc.
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format2 = format;
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format2.fourcc = FOURCC_YUY2;
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EXPECT_NE(format, format2);
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EXPECT_FALSE(format.IsPixelRateLess(format2) ||
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format2.IsPixelRateLess(format2));
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format2 = format;
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format2.interval /= 2;
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EXPECT_TRUE(format.IsPixelRateLess(format2));
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format2 = format;
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format2.width *= 2;
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EXPECT_TRUE(format.IsPixelRateLess(format2));
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}
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TEST(VideoCommonTest, TestComputeScaleWithLowFps) {
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int scaled_width, scaled_height;
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// Request small enough. Expect no change.
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ComputeScale(2560, 1600, 5, &scaled_width, &scaled_height);
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EXPECT_EQ(2560, scaled_width);
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EXPECT_EQ(1600, scaled_height);
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// Request too many pixels. Expect 1/2 size.
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ComputeScale(4096, 2560, 5, &scaled_width, &scaled_height);
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EXPECT_EQ(2048, scaled_width);
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EXPECT_EQ(1280, scaled_height);
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// Request too many pixels and too wide and tall. Expect 1/4 size.
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ComputeScale(16000, 10000, 5, &scaled_width, &scaled_height);
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EXPECT_EQ(2000, scaled_width);
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EXPECT_EQ(1250, scaled_height);
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// Request too wide. (two 30 inch monitors). Expect 1/2 size.
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ComputeScale(5120, 1600, 5, &scaled_width, &scaled_height);
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EXPECT_EQ(2560, scaled_width);
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EXPECT_EQ(800, scaled_height);
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// Request too wide but not too many pixels. Expect 1/2 size.
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ComputeScale(8192, 1024, 5, &scaled_width, &scaled_height);
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EXPECT_EQ(4096, scaled_width);
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EXPECT_EQ(512, scaled_height);
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// Request too tall. Expect 1/4 size.
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ComputeScale(1024, 8192, 5, &scaled_width, &scaled_height);
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EXPECT_EQ(256, scaled_width);
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EXPECT_EQ(2048, scaled_height);
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}
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// Same as TestComputeScale but with 15 fps instead of 5 fps.
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TEST(VideoCommonTest, TestComputeScaleWithHighFps) {
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int scaled_width, scaled_height;
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// Request small enough but high fps. Expect 1/2 size.
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ComputeScale(2560, 1600, 15, &scaled_width, &scaled_height);
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EXPECT_EQ(1280, scaled_width);
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EXPECT_EQ(800, scaled_height);
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// Request too many pixels. Expect 1/2 size.
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ComputeScale(4096, 2560, 15, &scaled_width, &scaled_height);
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EXPECT_EQ(2048, scaled_width);
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EXPECT_EQ(1280, scaled_height);
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// Request too many pixels and too wide and tall. Expect 1/16 size.
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ComputeScale(64000, 40000, 15, &scaled_width, &scaled_height);
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EXPECT_EQ(4000, scaled_width);
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EXPECT_EQ(2500, scaled_height);
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// Request too wide. (two 30 inch monitors). Expect 1/2 size.
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ComputeScale(5120, 1600, 15, &scaled_width, &scaled_height);
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EXPECT_EQ(2560, scaled_width);
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EXPECT_EQ(800, scaled_height);
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// Request too wide but not too many pixels. Expect 1/2 size.
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ComputeScale(8192, 1024, 15, &scaled_width, &scaled_height);
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EXPECT_EQ(4096, scaled_width);
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EXPECT_EQ(512, scaled_height);
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// Request too tall. Expect 1/4 size.
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ComputeScale(1024, 8192, 15, &scaled_width, &scaled_height);
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EXPECT_EQ(256, scaled_width);
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EXPECT_EQ(2048, scaled_height);
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}
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TEST(VideoCommonTest, TestComputeCrop) {
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int cropped_width, cropped_height;
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// Request 16:9 to 16:9. Expect no cropping.
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ComputeCrop(1280, 720, // Crop size 16:9
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640, 360, // Frame is 4:3
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1, 1, // Normal 1:1 pixels
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(640, cropped_width);
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EXPECT_EQ(360, cropped_height);
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// Request 4:3 to 16:9. Expect vertical.
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ComputeCrop(640, 360, // Crop size 16:9
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640, 480, // Frame is 4:3
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1, 1, // Normal 1:1 pixels
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(640, cropped_width);
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EXPECT_EQ(360, cropped_height);
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// Request 16:9 to 4:3. Expect horizontal crop.
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ComputeCrop(640, 480, // Crop size 4:3
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640, 360, // Frame is 16:9
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1, 1, // Normal 1:1 pixels
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(480, cropped_width);
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EXPECT_EQ(360, cropped_height);
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// Request 16:9 but VGA has 3:8 pixel aspect ratio. Expect no crop.
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// This occurs on HP4110 on OSX 10.5/10.6/10.7
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ComputeCrop(640, 360, // Crop size 16:9
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640, 480, // Frame is 4:3
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3, 8, // Pixel aspect ratio is tall
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(640, cropped_width);
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EXPECT_EQ(480, cropped_height);
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// Request 16:9 but QVGA has 15:11 pixel aspect ratio. Expect horizontal crop.
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// This occurs on Logitech B910 on OSX 10.5/10.6/10.7 in Hangouts.
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ComputeCrop(640, 360, // Crop size 16:9
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320, 240, // Frame is 4:3
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15, 11, // Pixel aspect ratio is wide
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(312, cropped_width);
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EXPECT_EQ(240, cropped_height);
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// Request 16:10 but QVGA has 15:11 pixel aspect ratio.
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// Expect horizontal crop.
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// This occurs on Logitech B910 on OSX 10.5/10.6/10.7 in gmail.
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ComputeCrop(640, 400, // Crop size 16:10
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320, 240, // Frame is 4:3
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15, 11, // Pixel aspect ratio is wide
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(280, cropped_width);
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EXPECT_EQ(240, cropped_height);
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// Request 16:9 but VGA has 6:5 pixel aspect ratio. Expect vertical crop.
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// This occurs on Logitech QuickCam Pro C9000 on OSX
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ComputeCrop(640, 360, // Crop size 16:9
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640, 480, // Frame is 4:3
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6, 5, // Pixel aspect ratio is wide
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(640, cropped_width);
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EXPECT_EQ(432, cropped_height);
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// Request 16:10 but HD is 16:9. Expect horizontal crop.
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// This occurs in settings and local preview with HD experiment.
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ComputeCrop(1280, 800, // Crop size 16:10
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1280, 720, // Frame is 4:3
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1, 1, // Pixel aspect ratio is wide
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(1152, cropped_width);
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EXPECT_EQ(720, cropped_height);
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// Request 16:9 but HD has 3:4 pixel aspect ratio. Expect vertical crop.
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// This occurs on Logitech B910 on OSX 10.5/10.6.7 but not OSX 10.6.8 or 10.7
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ComputeCrop(1280, 720, // Crop size 16:9
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1280, 720, // Frame is 4:3
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3, 4, // Pixel aspect ratio is wide
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(1280, cropped_width);
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EXPECT_EQ(540, cropped_height);
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// Request 16:9 to 3:4 (portrait). Expect no cropping.
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ComputeCrop(640, 360, // Crop size 16:9
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640, 480, // Frame is 3:4 portrait
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1, 1, // Normal 1:1 pixels
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90,
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&cropped_width, &cropped_height);
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EXPECT_EQ(640, cropped_width);
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EXPECT_EQ(480, cropped_height);
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// Request 9:16 from VGA rotated (portrait). Expect crop.
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ComputeCrop(360, 640, // Crop size 9:16
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640, 480, // Frame is 3:4 portrait
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1, 1, // Normal 1:1 pixels
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90,
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&cropped_width, &cropped_height);
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EXPECT_EQ(640, cropped_width);
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EXPECT_EQ(360, cropped_height);
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// Cropped size 0x0. Expect no cropping.
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// This is used when adding multiple capturers
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ComputeCrop(0, 0, // Crop size 0x0
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1024, 768, // Frame is 3:4 portrait
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1, 1, // Normal 1:1 pixels
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0,
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&cropped_width, &cropped_height);
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EXPECT_EQ(1024, cropped_width);
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EXPECT_EQ(768, cropped_height);
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}
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TEST(VideoCommonTest, TestComputeScaleToSquarePixels) {
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int scaled_width, scaled_height;
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// Pixel aspect ratio is 4:3. Logical aspect ratio is 16:9. Expect scale
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// to square pixels with physical aspect ratio of 16:9.
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ComputeScaleToSquarePixels(640, 480,
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4, 3, // 4 x 3 pixel aspect ratio
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&scaled_width, &scaled_height);
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EXPECT_EQ(640, scaled_width);
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EXPECT_EQ(360, scaled_height);
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// Pixel aspect ratio is 3:8. Physical aspect ratio is 4:3. Expect scale
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// to square pixels with logical aspect ratio of 1:2.
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// Note that 640x1280 will be scaled down by video adapter to view request
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// of 640*360 and will end up using 320x640.
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ComputeScaleToSquarePixels(640, 480,
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3, 8, // 4 x 3 pixel aspect ratio
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&scaled_width, &scaled_height);
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EXPECT_EQ(640, scaled_width);
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EXPECT_EQ(1280, scaled_height);
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}
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} // namespace cricket
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