shithub: libvpx

Info  •  Files  •  Log  •  Branches

Add consective frame loss to error_resilience test.

Modify existing test to also check the case of dropping
(i.e., skip decoding) a consecutive list of frames.

Change-Id: Ia8c1195559f952e86e6697996931d3a920c05ae3

--- a/test/error_resilience_test.cc

+++ b/test/error_resilience_test.cc

@@ -16,8 +16,8 @@

 namespace {

-const int kMaxErrorFrames = 8;

-const int kMaxDroppableFrames = 8;

+const int kMaxErrorFrames = 12;

+const int kMaxDroppableFrames = 12;

 class ErrorResilienceTest : public ::libvpx_test::EncoderTest,

     public ::libvpx_test::CodecTestWithParam<libvpx_test::TestMode> {

@@ -175,6 +175,10 @@

   }

 }

+// Check for successful decoding and no encoder/decoder mismatch

+// if we lose (i.e., drop before decoding) a set of droppable

+// frames (i.e., frames that don't update any reference buffers).

+// Check both isolated and consecutive loss.

 TEST_P(ErrorResilienceTest, DropFramesWithoutRecovery) {

   const vpx_rational timebase = { 33333333, 1000000000 };

   cfg_.g_timebase = timebase;

@@ -186,14 +190,18 @@

   init_flags_ = VPX_CODEC_USE_PSNR;

   libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,

-                                     timebase.den, timebase.num, 0, 30);

+                                     timebase.den, timebase.num, 0, 40);

   // Error resilient mode ON.

   cfg_.g_error_resilient = 1;

+  cfg_.kf_mode = VPX_KF_DISABLED;

-  // Set an arbitrary set of error frames same as droppable frames

-  unsigned int num_droppable_frames = 2;

-  unsigned int droppable_frame_list[] = {5, 16};

+  // Set an arbitrary set of error frames same as droppable frames.

+  // In addition to isolated loss/drop, add a long consecutive series

+  // (of size 9) of dropped frames.

+  unsigned int num_droppable_frames = 11;

+  unsigned int droppable_frame_list[] = {5, 16, 22, 23, 24, 25, 26, 27, 28,

+                                         29, 30};

   SetDroppableFrames(num_droppable_frames, droppable_frame_list);

   SetErrorFrames(num_droppable_frames, droppable_frame_list);

   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));

@@ -202,7 +210,7 @@

             << GetMismatchFrames() << "\n";

   EXPECT_EQ(GetMismatchFrames(), (unsigned int) 0);

-  // reset previously set error/droppable frames

+  // Reset previously set of error/droppable frames.

   Reset();

 #if 0

-- 

⑨