Move talk/media to webrtc/media

talk/media/base/videocommon_unittest.cc

Index: talk/media/base/videocommon_unittest.cc
diff --git a/talk/media/base/videocommon_unittest.cc b/talk/media/base/videocommon_unittest.cc
deleted file mode 100644
index daa9881e00e932ec8b0687c36c8ca1ab862f7308..0000000000000000000000000000000000000000
--- a/talk/media/base/videocommon_unittest.cc
+++ /dev/null
@@ -1,322 +0,0 @@
-/*
- * libjingle
- * Copyright 2008 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "talk/media/base/videocommon.h"
-#include "webrtc/base/gunit.h"
-
-namespace cricket {
-
-TEST(VideoCommonTest, TestCanonicalFourCC) {
-  // Canonical fourccs are not changed.
-  EXPECT_EQ(FOURCC_I420, CanonicalFourCC(FOURCC_I420));
-  // The special FOURCC_ANY value is not changed.
-  EXPECT_EQ(FOURCC_ANY, CanonicalFourCC(FOURCC_ANY));
-  // Aliases are translated to the canonical equivalent.
-  EXPECT_EQ(FOURCC_I420, CanonicalFourCC(FOURCC_IYUV));
-  EXPECT_EQ(FOURCC_I422, CanonicalFourCC(FOURCC_YU16));
-  EXPECT_EQ(FOURCC_I444, CanonicalFourCC(FOURCC_YU24));
-  EXPECT_EQ(FOURCC_YUY2, CanonicalFourCC(FOURCC_YUYV));
-  EXPECT_EQ(FOURCC_YUY2, CanonicalFourCC(FOURCC_YUVS));
-  EXPECT_EQ(FOURCC_UYVY, CanonicalFourCC(FOURCC_HDYC));
-  EXPECT_EQ(FOURCC_UYVY, CanonicalFourCC(FOURCC_2VUY));
-  EXPECT_EQ(FOURCC_MJPG, CanonicalFourCC(FOURCC_JPEG));
-  EXPECT_EQ(FOURCC_MJPG, CanonicalFourCC(FOURCC_DMB1));
-  EXPECT_EQ(FOURCC_BGGR, CanonicalFourCC(FOURCC_BA81));
-  EXPECT_EQ(FOURCC_RAW, CanonicalFourCC(FOURCC_RGB3));
-  EXPECT_EQ(FOURCC_24BG, CanonicalFourCC(FOURCC_BGR3));
-  EXPECT_EQ(FOURCC_BGRA, CanonicalFourCC(FOURCC_CM32));
-  EXPECT_EQ(FOURCC_RAW, CanonicalFourCC(FOURCC_CM24));
-}
-
-// Test conversion between interval and fps
-TEST(VideoCommonTest, TestVideoFormatFps) {
-  EXPECT_EQ(VideoFormat::kMinimumInterval, VideoFormat::FpsToInterval(0));
-  EXPECT_EQ(rtc::kNumNanosecsPerSec / 20, VideoFormat::FpsToInterval(20));
-  EXPECT_EQ(20, VideoFormat::IntervalToFps(rtc::kNumNanosecsPerSec / 20));
-  EXPECT_EQ(0, VideoFormat::IntervalToFps(0));
-}
-
-// Test IsSize0x0
-TEST(VideoCommonTest, TestVideoFormatIsSize0x0) {
-  VideoFormat format;
-  EXPECT_TRUE(format.IsSize0x0());
-  format.width = 320;
-  EXPECT_FALSE(format.IsSize0x0());
-}
-
-// Test ToString: print fourcc when it is printable.
-TEST(VideoCommonTest, TestVideoFormatToString) {
-  VideoFormat format;
-  EXPECT_EQ("0x0x0", format.ToString());
-
-  format.fourcc = FOURCC_I420;
-  format.width = 640;
-  format.height = 480;
-  format.interval = VideoFormat::FpsToInterval(20);
-  EXPECT_EQ("I420 640x480x20", format.ToString());
-
-  format.fourcc = FOURCC_ANY;
-  format.width = 640;
-  format.height = 480;
-  format.interval = VideoFormat::FpsToInterval(20);
-  EXPECT_EQ("640x480x20", format.ToString());
-}
-
-// Test comparison.
-TEST(VideoCommonTest, TestVideoFormatCompare) {
-  VideoFormat format(640, 480, VideoFormat::FpsToInterval(20), FOURCC_I420);
-  VideoFormat format2;
-  EXPECT_NE(format, format2);
-
-  // Same pixelrate, different fourcc.
-  format2 = format;
-  format2.fourcc = FOURCC_YUY2;
-  EXPECT_NE(format, format2);
-  EXPECT_FALSE(format.IsPixelRateLess(format2) ||
-               format2.IsPixelRateLess(format2));
-
-  format2 = format;
-  format2.interval /= 2;
-  EXPECT_TRUE(format.IsPixelRateLess(format2));
-
-  format2 = format;
-  format2.width *= 2;
-  EXPECT_TRUE(format.IsPixelRateLess(format2));
-}
-
-TEST(VideoCommonTest, TestComputeScaleWithLowFps) {
-  int scaled_width, scaled_height;
-
-  // Request small enough. Expect no change.
-  ComputeScale(2560, 1600, 5, &scaled_width, &scaled_height);
-  EXPECT_EQ(2560, scaled_width);
-  EXPECT_EQ(1600, scaled_height);
-
-  // Request too many pixels. Expect 1/2 size.
-  ComputeScale(4096, 2560, 5, &scaled_width, &scaled_height);
-  EXPECT_EQ(2048, scaled_width);
-  EXPECT_EQ(1280, scaled_height);
-
-  // Request too many pixels and too wide and tall. Expect 1/4 size.
-  ComputeScale(16000, 10000, 5, &scaled_width, &scaled_height);
-  EXPECT_EQ(2000, scaled_width);
-  EXPECT_EQ(1250, scaled_height);
-
-  // Request too wide. (two 30 inch monitors). Expect 1/2 size.
-  ComputeScale(5120, 1600, 5, &scaled_width, &scaled_height);
-  EXPECT_EQ(2560, scaled_width);
-  EXPECT_EQ(800, scaled_height);
-
-  // Request too wide but not too many pixels. Expect 1/2 size.
-  ComputeScale(8192, 1024, 5, &scaled_width, &scaled_height);
-  EXPECT_EQ(4096, scaled_width);
-  EXPECT_EQ(512, scaled_height);
-
-  // Request too tall. Expect 1/4 size.
-  ComputeScale(1024, 8192, 5, &scaled_width, &scaled_height);
-  EXPECT_EQ(256, scaled_width);
-  EXPECT_EQ(2048, scaled_height);
-}
-
-// Same as TestComputeScale but with 15 fps instead of 5 fps.
-TEST(VideoCommonTest, TestComputeScaleWithHighFps) {
-  int scaled_width, scaled_height;
-
-  // Request small enough but high fps. Expect 1/2 size.
-  ComputeScale(2560, 1600, 15, &scaled_width, &scaled_height);
-  EXPECT_EQ(1280, scaled_width);
-  EXPECT_EQ(800, scaled_height);
-
-  // Request too many pixels. Expect 1/2 size.
-  ComputeScale(4096, 2560, 15, &scaled_width, &scaled_height);
-  EXPECT_EQ(2048, scaled_width);
-  EXPECT_EQ(1280, scaled_height);
-
-  // Request too many pixels and too wide and tall. Expect 1/16 size.
-  ComputeScale(64000, 40000, 15, &scaled_width, &scaled_height);
-  EXPECT_EQ(4000, scaled_width);
-  EXPECT_EQ(2500, scaled_height);
-
-  // Request too wide. (two 30 inch monitors). Expect 1/2 size.
-  ComputeScale(5120, 1600, 15, &scaled_width, &scaled_height);
-  EXPECT_EQ(2560, scaled_width);
-  EXPECT_EQ(800, scaled_height);
-
-  // Request too wide but not too many pixels. Expect 1/2 size.
-  ComputeScale(8192, 1024, 15, &scaled_width, &scaled_height);
-  EXPECT_EQ(4096, scaled_width);
-  EXPECT_EQ(512, scaled_height);
-
-  // Request too tall. Expect 1/4 size.
-  ComputeScale(1024, 8192, 15, &scaled_width, &scaled_height);
-  EXPECT_EQ(256, scaled_width);
-  EXPECT_EQ(2048, scaled_height);
-}
-
-TEST(VideoCommonTest, TestComputeCrop) {
-  int cropped_width, cropped_height;
-
-  // Request 16:9 to 16:9.  Expect no cropping.
-  ComputeCrop(1280, 720,  // Crop size 16:9
-              640, 360,  // Frame is 4:3
-              1, 1,  // Normal 1:1 pixels
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(640, cropped_width);
-  EXPECT_EQ(360, cropped_height);
-
-  // Request 4:3 to 16:9.  Expect vertical.
-  ComputeCrop(640, 360,  // Crop size 16:9
-              640, 480,  // Frame is 4:3
-              1, 1,  // Normal 1:1 pixels
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(640, cropped_width);
-  EXPECT_EQ(360, cropped_height);
-
-  // Request 16:9 to 4:3.  Expect horizontal crop.
-  ComputeCrop(640, 480,  // Crop size 4:3
-              640, 360,  // Frame is 16:9
-              1, 1,  // Normal 1:1 pixels
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(480, cropped_width);
-  EXPECT_EQ(360, cropped_height);
-
-  // Request 16:9 but VGA has 3:8 pixel aspect ratio. Expect no crop.
-  // This occurs on HP4110 on OSX 10.5/10.6/10.7
-  ComputeCrop(640, 360,  // Crop size 16:9
-              640, 480,  // Frame is 4:3
-              3, 8,  // Pixel aspect ratio is tall
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(640, cropped_width);
-  EXPECT_EQ(480, cropped_height);
-
-  // Request 16:9 but QVGA has 15:11 pixel aspect ratio. Expect horizontal crop.
-  // This occurs on Logitech B910 on OSX 10.5/10.6/10.7 in Hangouts.
-  ComputeCrop(640, 360,  // Crop size 16:9
-              320, 240,  // Frame is 4:3
-              15, 11,  // Pixel aspect ratio is wide
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(312, cropped_width);
-  EXPECT_EQ(240, cropped_height);
-
-  // Request 16:10 but QVGA has 15:11 pixel aspect ratio.
-  // Expect horizontal crop.
-  // This occurs on Logitech B910 on OSX 10.5/10.6/10.7 in gmail.
-  ComputeCrop(640, 400,  // Crop size 16:10
-              320, 240,  // Frame is 4:3
-              15, 11,  // Pixel aspect ratio is wide
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(280, cropped_width);
-  EXPECT_EQ(240, cropped_height);
-
-  // Request 16:9 but VGA has 6:5 pixel aspect ratio. Expect vertical crop.
-  // This occurs on Logitech QuickCam Pro C9000 on OSX
-  ComputeCrop(640, 360,  // Crop size 16:9
-              640, 480,  // Frame is 4:3
-              6, 5,  // Pixel aspect ratio is wide
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(640, cropped_width);
-  EXPECT_EQ(432, cropped_height);
-
-  // Request 16:10 but HD is 16:9. Expect horizontal crop.
-  // This occurs in settings and local preview with HD experiment.
-  ComputeCrop(1280, 800,  // Crop size 16:10
-              1280, 720,  // Frame is 4:3
-              1, 1,  // Pixel aspect ratio is wide
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(1152, cropped_width);
-  EXPECT_EQ(720, cropped_height);
-
-  // Request 16:9 but HD has 3:4 pixel aspect ratio. Expect vertical crop.
-  // This occurs on Logitech B910 on OSX 10.5/10.6.7 but not OSX 10.6.8 or 10.7
-  ComputeCrop(1280, 720,  // Crop size 16:9
-              1280, 720,  // Frame is 4:3
-              3, 4,  // Pixel aspect ratio is wide
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(1280, cropped_width);
-  EXPECT_EQ(540, cropped_height);
-
-  // Request 16:9 to 3:4 (portrait).  Expect no cropping.
-  ComputeCrop(640, 360,  // Crop size 16:9
-              640, 480,  // Frame is 3:4 portrait
-              1, 1,  // Normal 1:1 pixels
-              90,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(640, cropped_width);
-  EXPECT_EQ(480, cropped_height);
-
-  // Request 9:16 from VGA rotated (portrait).  Expect crop.
-  ComputeCrop(360, 640,  // Crop size 9:16
-              640, 480,  // Frame is 3:4 portrait
-              1, 1,  // Normal 1:1 pixels
-              90,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(640, cropped_width);
-  EXPECT_EQ(360, cropped_height);
-
-  // Cropped size 0x0.  Expect no cropping.
-  // This is used when adding multiple capturers
-  ComputeCrop(0, 0,  // Crop size 0x0
-              1024, 768,  // Frame is 3:4 portrait
-              1, 1,  // Normal 1:1 pixels
-              0,
-              &cropped_width, &cropped_height);
-  EXPECT_EQ(1024, cropped_width);
-  EXPECT_EQ(768, cropped_height);
-}
-
-TEST(VideoCommonTest, TestComputeScaleToSquarePixels) {
-  int scaled_width, scaled_height;
-
-  // Pixel aspect ratio is 4:3.  Logical aspect ratio is 16:9.  Expect scale
-  // to square pixels with physical aspect ratio of 16:9.
-  ComputeScaleToSquarePixels(640, 480,
-                             4, 3,  // 4 x 3 pixel aspect ratio
-                             &scaled_width, &scaled_height);
-  EXPECT_EQ(640, scaled_width);
-  EXPECT_EQ(360, scaled_height);
-
-  // Pixel aspect ratio is 3:8.  Physical aspect ratio is 4:3.  Expect scale
-  // to square pixels with logical aspect ratio of 1:2.
-  // Note that 640x1280 will be scaled down by video adapter to view request
-  // of 640*360 and will end up using 320x640.
-  ComputeScaleToSquarePixels(640, 480,
-                             3, 8,  // 4 x 3 pixel aspect ratio
-                             &scaled_width, &scaled_height);
-  EXPECT_EQ(640, scaled_width);
-  EXPECT_EQ(1280, scaled_height);
-}
-
-}  // namespace cricket