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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MEDIA_FORMATS_MP4_PARSE_RESULT_H_
#define MEDIA_FORMATS_MP4_PARSE_RESULT_H_
namespace media {
namespace mp4 {
enum class ParseResult {
kOk, // Parsing was successful.
kError, // The data is invalid (usually unrecoverable).
kNeedMoreData, // More data is required to parse successfully.
};
// Evaluate |expr| once. If the result is not ParseResult::kOk, (early) return
// it from the containing function.
#define RCHECK_OK_PARSE_RESULT(expr) \
do { \
::media::mp4::ParseResult result = (expr); \
if (result == ::media::mp4::ParseResult::kError) \
DLOG(ERROR) << "Failure while parsing MP4: " #expr; \
if (result != ::media::mp4::ParseResult::kOk) \
return result; \
} while (0)
} // namespace mp4
} // namespace media
#endif // MEDIA_FORMATS_MP4_PARSE_RESULT_H_
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