예제 #1
0
void WithSingleChunkDecode(const ImageTestCase& aTestCase,
                           const Maybe<IntSize>& aOutputSize,
                           Func aResultChecker)
{
  nsCOMPtr<nsIInputStream> inputStream = LoadFile(aTestCase.mPath);
  ASSERT_TRUE(inputStream != nullptr);

  // Figure out how much data we have.
  uint64_t length;
  nsresult rv = inputStream->Available(&length);
  ASSERT_TRUE(NS_SUCCEEDED(rv));

  // Write the data into a SourceBuffer.
  NotNull<RefPtr<SourceBuffer>> sourceBuffer = WrapNotNull(new SourceBuffer());
  sourceBuffer->ExpectLength(length);
  rv = sourceBuffer->AppendFromInputStream(inputStream, length);
  ASSERT_TRUE(NS_SUCCEEDED(rv));
  sourceBuffer->Complete(NS_OK);

  // Create a decoder.
  DecoderType decoderType =
    DecoderFactory::GetDecoderType(aTestCase.mMimeType);
  RefPtr<Decoder> decoder =
    DecoderFactory::CreateAnonymousDecoder(decoderType, sourceBuffer, aOutputSize,
                                           DefaultSurfaceFlags());
  ASSERT_TRUE(decoder != nullptr);
  RefPtr<IDecodingTask> task = new AnonymousDecodingTask(WrapNotNull(decoder));

  // Run the full decoder synchronously.
  task->Run();

  // Call the lambda to verify the expected results.
  aResultChecker(decoder);
}
예제 #2
0
static void
CheckDecoderMultiChunk(const ImageTestCase& aTestCase)
{
  nsCOMPtr<nsIInputStream> inputStream = LoadFile(aTestCase.mPath);
  ASSERT_TRUE(inputStream != nullptr);

  // Figure out how much data we have.
  uint64_t length;
  nsresult rv = inputStream->Available(&length);
  ASSERT_TRUE(NS_SUCCEEDED(rv));

  // Create a SourceBuffer and a decoder.
  NotNull<RefPtr<SourceBuffer>> sourceBuffer = WrapNotNull(new SourceBuffer());
  sourceBuffer->ExpectLength(length);
  DecoderType decoderType =
    DecoderFactory::GetDecoderType(aTestCase.mMimeType);
  RefPtr<Decoder> decoder =
    DecoderFactory::CreateAnonymousDecoder(decoderType, sourceBuffer, Nothing(),
                                           DefaultSurfaceFlags());
  ASSERT_TRUE(decoder != nullptr);
  RefPtr<IDecodingTask> task = new AnonymousDecodingTask(WrapNotNull(decoder));

  for (uint64_t read = 0; read < length ; ++read) {
    uint64_t available = 0;
    rv = inputStream->Available(&available);
    ASSERT_TRUE(available > 0);
    ASSERT_TRUE(NS_SUCCEEDED(rv));

    rv = sourceBuffer->AppendFromInputStream(inputStream, 1);
    ASSERT_TRUE(NS_SUCCEEDED(rv));

    task->Run();
  }

  sourceBuffer->Complete(NS_OK);
  task->Run();
  
  CheckDecoderResults(aTestCase, decoder);
}