1 files changed, 56 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/rtp_rtcp/source/rtp_format_vp8_test_helper.h b/third_party/libwebrtc/modules/rtp_rtcp/source/rtp_format_vp8_test_helper.h
new file mode 100644
index 0000000000..3ecaa476da
--- /dev/null
+++ b/third_party/libwebrtc/modules/rtp_rtcp/source/rtp_format_vp8_test_helper.h
@@ -0,0 +1,56 @@
+/*
+ *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+// This file contains the class RtpFormatVp8TestHelper. The class is
+// responsible for setting up a fake VP8 bitstream according to the
+// RTPVideoHeaderVP8 header. The packetizer can then be provided to this helper
+// class, which will then extract all packets and compare to the expected
+// outcome.
+
+#ifndef MODULES_RTP_RTCP_SOURCE_RTP_FORMAT_VP8_TEST_HELPER_H_
+#define MODULES_RTP_RTCP_SOURCE_RTP_FORMAT_VP8_TEST_HELPER_H_
+
+#include "api/array_view.h"
+#include "modules/rtp_rtcp/source/rtp_format_vp8.h"
+#include "modules/video_coding/codecs/vp8/include/vp8_globals.h"
+#include "rtc_base/buffer.h"
+
+namespace webrtc {
+
+class RtpFormatVp8TestHelper {
+ public:
+  RtpFormatVp8TestHelper(const RTPVideoHeaderVP8* hdr, size_t payload_len);
+  ~RtpFormatVp8TestHelper();
+
+  RtpFormatVp8TestHelper(const RtpFormatVp8TestHelper&) = delete;
+  RtpFormatVp8TestHelper& operator=(const RtpFormatVp8TestHelper&) = delete;
+
+  void GetAllPacketsAndCheck(RtpPacketizerVp8* packetizer,
+                             rtc::ArrayView<const size_t> expected_sizes);
+
+  rtc::ArrayView<const uint8_t> payload() const { return payload_; }
+  size_t payload_size() const { return payload_.size(); }
+
+ private:
+  // Returns header size, i.e. payload offset.
+  int CheckHeader(rtc::ArrayView<const uint8_t> rtp_payload, bool first);
+  void CheckPictureID(rtc::ArrayView<const uint8_t> rtp_payload, int* offset);
+  void CheckTl0PicIdx(rtc::ArrayView<const uint8_t> rtp_payload, int* offset);
+  void CheckTIDAndKeyIdx(rtc::ArrayView<const uint8_t> rtp_payload,
+                         int* offset);
+  void CheckPayload(const uint8_t* data_ptr);
+
+  const RTPVideoHeaderVP8* const hdr_info_;
+  rtc::Buffer payload_;
+};
+
+}  // namespace webrtc
+
+#endif  // MODULES_RTP_RTCP_SOURCE_RTP_FORMAT_VP8_TEST_HELPER_H_