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Merge "VP9 dynamic resizing unit test with bitrate change."

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Jacky Chen 2015-09-16 16:55:14 +00:00 committed by Gerrit Code Review
commit c21ce82832
1 changed files with 48 additions and 1 deletions
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49
test/resize_test.cc
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@ -273,6 +273,12 @@ class ResizeInternalRealtimeTest : public ::libvpx_test::EncoderTest,
encoder->Control(VP9E_SET_AQ_MODE, 3);
encoder->Control(VP8E_SET_CPUUSED, set_cpu_used_);
}
if (change_bitrate_ && video->frame() == 120) {
change_bitrate_ = false;
cfg_.rc_target_bitrate = 500;
encoder->Config(&cfg_);
}
}
virtual void SetUp() {
@ -312,15 +318,17 @@ class ResizeInternalRealtimeTest : public ::libvpx_test::EncoderTest,
std::vector< FrameInfo > frame_info_list_;
int set_cpu_used_;
bool change_bitrate_;
};
// Verify the dynamic resizer behavior for real time, 1 pass CBR mode.
// Run at low bitrate, with resize_allowed = 1, and verify that we get
// one resize down event.
TEST_P(ResizeInternalRealtimeTest, TestInternalRealtimeResizeDown) {
TEST_P(ResizeInternalRealtimeTest, TestInternalResizeDown) {
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 299);
DefaultConfig();
change_bitrate_ = false;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
unsigned int last_w = cfg_.g_w;
@ -342,6 +350,45 @@ TEST_P(ResizeInternalRealtimeTest, TestInternalRealtimeResizeDown) {
ASSERT_EQ(1, resize_count) << "Resizing should occur.";
}
// Verify the dynamic resizer behavior for real time, 1 pass CBR mode.
// Start at low target bitrate, raise the bitrate in the middle of the clip,
// scaling-up should occur after bitrate changed.
TEST_P(ResizeInternalRealtimeTest, TestInternalResizeDownUpChangeBitRate) {
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 299);
DefaultConfig();
change_bitrate_ = true;
// Disable dropped frames.
cfg_.rc_dropframe_thresh = 0;
// Starting bitrate low.
cfg_.rc_target_bitrate = 100;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
unsigned int last_w = cfg_.g_w;
unsigned int last_h = cfg_.g_h;
int resize_count = 0;
for (std::vector<FrameInfo>::const_iterator info = frame_info_list_.begin();
info != frame_info_list_.end(); ++info) {
if (info->w != last_w || info->h != last_h) {
resize_count++;
if (resize_count == 1) {
// Verify that resize down occurs.
ASSERT_LT(info->w, last_w);
ASSERT_LT(info->h, last_h);
} else if (resize_count == 2) {
// Verify that resize up occurs.
ASSERT_GT(info->w, last_w);
ASSERT_GT(info->h, last_h);
}
last_w = info->w;
last_h = info->h;
}
}
// Verify that we get 2 resize events in this test.
ASSERT_EQ(2, resize_count) << "Resizing should occur twice.";
}
vpx_img_fmt_t CspForFrameNumber(int frame) {
if (frame < 10)
return VPX_IMG_FMT_I420;