vpx/third_party/libwebm/common/hdr_util.h
James Zern f749905d0a roll libwebm snapshot
git log --no-merges --oneline 9732ae9..a97c484
9096786 mkvparser: fix float conversion warning
84e8257 disable -Wdeprecated-declarations in legacy code
a98f495 AddGenericFrame: fix memory leak on failure
da131dd AddCuePoint: fix memory leak on failure
b0cea9c Add(Audio|Video)Track: fix memory leak on failure
5261a67 webm_info: check vp9 ParseUncompressedHeader return
85f7e2e webm_info,PrintVP9Info: validate alt ref sizes
9b97ca1 vp9_header_parser_tests: check parser return
300d6d8 CuePoint::Find: check Track pointer
50c44bb webm_info,OutputCues: fix indexing of tracks
a0d27f0 mkvparser,Block::Parse: remove incorrect assert
784fc1b vttdemux,CloseFiles: check file pointer before closing
b4522c1 .gitattributes: force mkv/webm to be treated as binary
a118f3d Add test for projection parse failures.
d398479 Add test for primary chromaticity parse failures.
9bbec4c Fix permissions on test file.
2cef4d5 mkvparser:Parse: s/FLT_MIN/-FLT_MAX/
35a3c88 mkvmuxer: Turn off estimate_file_duration_ by default
5a41830 mkvparser: Avoid double free when Chromaticity parse fails.
67e3ffa mkvparser: Avoid casts of values too large for float in
Projection elements.
87bcddf vttdemux::ChapterAtomParser: check for NULL display string
a534a24 Update .gitignore
a0d67d0 mkvmuxer: Fix hard-coded data size in EbmlElementSize
c36112c mkvparser: #include sys/type.h
686664e Fix cmake generation warnings on Windows.
2b2c196 cmake: Fix required flag check.
166e40f Cmake refactor.
9fb774a Add missing include in webm2pes.cc.
4956b2d mkvmuxer: Force new clusters when audio queue gets too long.
54f1559 cmake: Cache results of CXX flag tests.
81c73fc mkvparser: Avoid alloc failures in SeekHead::Parse.

Change-Id: Ib81b1772ec81e7af3852dcfef2d312416f6db53d
2017-06-26 18:38:47 +00:00

80 lines
2.5 KiB
C++

// Copyright (c) 2016 The WebM 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.
#ifndef LIBWEBM_COMMON_HDR_UTIL_H_
#define LIBWEBM_COMMON_HDR_UTIL_H_
#include <stdint.h>
#include <memory>
#include "mkvmuxer/mkvmuxer.h"
namespace mkvparser {
struct Colour;
struct MasteringMetadata;
struct PrimaryChromaticity;
} // namespace mkvparser
namespace libwebm {
// Utility types and functions for working with the Colour element and its
// children. Copiers return true upon success. Presence functions return true
// when the specified element is present.
// TODO(tomfinegan): These should be moved to libwebm_utils once c++11 is
// required by libwebm.
// Features of the VP9 codec that may be set in the CodecPrivate of a VP9 video
// stream. A value of kValueNotPresent represents that the value was not set in
// the CodecPrivate.
struct Vp9CodecFeatures {
static const int kValueNotPresent;
Vp9CodecFeatures()
: profile(kValueNotPresent),
level(kValueNotPresent),
bit_depth(kValueNotPresent),
chroma_subsampling(kValueNotPresent) {}
~Vp9CodecFeatures() {}
int profile;
int level;
int bit_depth;
int chroma_subsampling;
};
// disable deprecation warnings for auto_ptr
#if defined(__GNUC__) && __GNUC__ >= 5
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
typedef std::auto_ptr<mkvmuxer::PrimaryChromaticity> PrimaryChromaticityPtr;
#if defined(__GNUC__) && __GNUC__ >= 5
#pragma GCC diagnostic pop
#endif
bool CopyPrimaryChromaticity(const mkvparser::PrimaryChromaticity& parser_pc,
PrimaryChromaticityPtr* muxer_pc);
bool MasteringMetadataValuePresent(double value);
bool CopyMasteringMetadata(const mkvparser::MasteringMetadata& parser_mm,
mkvmuxer::MasteringMetadata* muxer_mm);
bool ColourValuePresent(long long value);
bool CopyColour(const mkvparser::Colour& parser_colour,
mkvmuxer::Colour* muxer_colour);
// Returns true if |features| is set to one or more valid values.
bool ParseVpxCodecPrivate(const uint8_t* private_data, int32_t length,
Vp9CodecFeatures* features);
} // namespace libwebm
#endif // LIBWEBM_COMMON_HDR_UTIL_H_