diff options
Diffstat (limited to 'third_party/libwebm/common')
| -rw-r--r-- | third_party/libwebm/common/file_util.cc | 67 | ||||
| -rw-r--r-- | third_party/libwebm/common/file_util.h | 41 | ||||
| -rw-r--r-- | third_party/libwebm/common/hdr_util.cc | 182 | ||||
| -rw-r--r-- | third_party/libwebm/common/hdr_util.h | 51 | ||||
| -rw-r--r-- | third_party/libwebm/common/webmids.h | 184 |
5 files changed, 525 insertions, 0 deletions
diff --git a/third_party/libwebm/common/file_util.cc b/third_party/libwebm/common/file_util.cc new file mode 100644 index 000000000..4f91318f3 --- /dev/null +++ b/third_party/libwebm/common/file_util.cc @@ -0,0 +1,67 @@ +// 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. +#include "common/file_util.h" + +#include <sys/stat.h> +#ifndef _MSC_VER +#include <unistd.h> // close() +#endif + +#include <cstdio> +#include <cstdlib> +#include <fstream> +#include <ios> + +namespace libwebm { + +std::string GetTempFileName() { +#if !defined _MSC_VER && !defined __MINGW32__ + char temp_file_name_template[] = "libwebm_temp.XXXXXX"; + int fd = mkstemp(temp_file_name_template); + if (fd != -1) { + close(fd); + return std::string(temp_file_name_template); + } + return std::string(); +#else + char tmp_file_name[_MAX_PATH]; + errno_t err = tmpnam_s(tmp_file_name); + if (err == 0) { + return std::string(tmp_file_name); + } + return std::string(); +#endif +} + +uint64_t GetFileSize(const std::string& file_name) { + uint64_t file_size = 0; +#ifndef _MSC_VER + struct stat st; + st.st_size = 0; + if (stat(file_name.c_str(), &st) == 0) { +#else + struct _stat st; + st.st_size = 0; + if (_stat(file_name.c_str(), &st) == 0) { +#endif + file_size = st.st_size; + } + return file_size; +} + +TempFileDeleter::TempFileDeleter() { file_name_ = GetTempFileName(); } + +TempFileDeleter::~TempFileDeleter() { + std::ifstream file(file_name_.c_str()); + if (file.good()) { + file.close(); + std::remove(file_name_.c_str()); + } +} + +} // namespace libwebm diff --git a/third_party/libwebm/common/file_util.h b/third_party/libwebm/common/file_util.h new file mode 100644 index 000000000..0e71eac11 --- /dev/null +++ b/third_party/libwebm/common/file_util.h @@ -0,0 +1,41 @@ +// 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_FILE_UTIL_H_ +#define LIBWEBM_COMMON_FILE_UTIL_H_ + +#include <stdint.h> + +#include <string> + +#include "mkvmuxer/mkvmuxertypes.h" // LIBWEBM_DISALLOW_COPY_AND_ASSIGN() + +namespace libwebm { + +// Returns a temporary file name. +std::string GetTempFileName(); + +// Returns size of file specified by |file_name|, or 0 upon failure. +uint64_t GetFileSize(const std::string& file_name); + +// Manages life of temporary file specified at time of construction. Deletes +// file upon destruction. +class TempFileDeleter { + public: + TempFileDeleter(); + explicit TempFileDeleter(std::string file_name) : file_name_(file_name) {} + ~TempFileDeleter(); + const std::string& name() const { return file_name_; } + + private: + std::string file_name_; + LIBWEBM_DISALLOW_COPY_AND_ASSIGN(TempFileDeleter); +}; + +} // namespace libwebm + +#endif // LIBWEBM_COMMON_FILE_UTIL_H_
\ No newline at end of file diff --git a/third_party/libwebm/common/hdr_util.cc b/third_party/libwebm/common/hdr_util.cc new file mode 100644 index 000000000..e1a9842fb --- /dev/null +++ b/third_party/libwebm/common/hdr_util.cc @@ -0,0 +1,182 @@ +// 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. +#include "hdr_util.h" + +#include <cstddef> +#include <new> + +#include "mkvparser/mkvparser.h" + +namespace libwebm { +bool CopyPrimaryChromaticity(const mkvparser::PrimaryChromaticity& parser_pc, + PrimaryChromaticityPtr* muxer_pc) { + muxer_pc->reset(new (std::nothrow) + mkvmuxer::PrimaryChromaticity(parser_pc.x, parser_pc.y)); + if (!muxer_pc->get()) + return false; + return true; +} + +bool MasteringMetadataValuePresent(double value) { + return value != mkvparser::MasteringMetadata::kValueNotPresent; +} + +bool CopyMasteringMetadata(const mkvparser::MasteringMetadata& parser_mm, + mkvmuxer::MasteringMetadata* muxer_mm) { + if (MasteringMetadataValuePresent(parser_mm.luminance_max)) + muxer_mm->luminance_max = parser_mm.luminance_max; + if (MasteringMetadataValuePresent(parser_mm.luminance_min)) + muxer_mm->luminance_min = parser_mm.luminance_min; + + PrimaryChromaticityPtr r_ptr(NULL); + PrimaryChromaticityPtr g_ptr(NULL); + PrimaryChromaticityPtr b_ptr(NULL); + PrimaryChromaticityPtr wp_ptr(NULL); + + if (parser_mm.r) { + if (!CopyPrimaryChromaticity(*parser_mm.r, &r_ptr)) + return false; + } + if (parser_mm.g) { + if (!CopyPrimaryChromaticity(*parser_mm.g, &g_ptr)) + return false; + } + if (parser_mm.b) { + if (!CopyPrimaryChromaticity(*parser_mm.b, &b_ptr)) + return false; + } + if (parser_mm.white_point) { + if (!CopyPrimaryChromaticity(*parser_mm.white_point, &wp_ptr)) + return false; + } + + if (!muxer_mm->SetChromaticity(r_ptr.get(), g_ptr.get(), b_ptr.get(), + wp_ptr.get())) { + return false; + } + + return true; +} + +bool ColourValuePresent(long long value) { + return value != mkvparser::Colour::kValueNotPresent; +} + +bool CopyColour(const mkvparser::Colour& parser_colour, + mkvmuxer::Colour* muxer_colour) { + if (!muxer_colour) + return false; + + if (ColourValuePresent(parser_colour.matrix_coefficients)) + muxer_colour->matrix_coefficients = parser_colour.matrix_coefficients; + if (ColourValuePresent(parser_colour.bits_per_channel)) + muxer_colour->bits_per_channel = parser_colour.bits_per_channel; + if (ColourValuePresent(parser_colour.chroma_subsampling_horz)) + muxer_colour->chroma_subsampling_horz = + parser_colour.chroma_subsampling_horz; + if (ColourValuePresent(parser_colour.chroma_subsampling_vert)) + muxer_colour->chroma_subsampling_vert = + parser_colour.chroma_subsampling_vert; + if (ColourValuePresent(parser_colour.cb_subsampling_horz)) + muxer_colour->cb_subsampling_horz = parser_colour.cb_subsampling_horz; + if (ColourValuePresent(parser_colour.cb_subsampling_vert)) + muxer_colour->cb_subsampling_vert = parser_colour.cb_subsampling_vert; + if (ColourValuePresent(parser_colour.chroma_siting_horz)) + muxer_colour->chroma_siting_horz = parser_colour.chroma_siting_horz; + if (ColourValuePresent(parser_colour.chroma_siting_vert)) + muxer_colour->chroma_siting_vert = parser_colour.chroma_siting_vert; + if (ColourValuePresent(parser_colour.range)) + muxer_colour->range = parser_colour.range; + if (ColourValuePresent(parser_colour.transfer_characteristics)) + muxer_colour->transfer_characteristics = + parser_colour.transfer_characteristics; + if (ColourValuePresent(parser_colour.primaries)) + muxer_colour->primaries = parser_colour.primaries; + if (ColourValuePresent(parser_colour.max_cll)) + muxer_colour->max_cll = parser_colour.max_cll; + if (ColourValuePresent(parser_colour.max_fall)) + muxer_colour->max_fall = parser_colour.max_fall; + + if (parser_colour.mastering_metadata) { + mkvmuxer::MasteringMetadata muxer_mm; + if (!CopyMasteringMetadata(*parser_colour.mastering_metadata, &muxer_mm)) + return false; + if (!muxer_colour->SetMasteringMetadata(muxer_mm)) + return false; + } + return true; +} + +// Format of VPx private data: +// +// 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// | ID Byte | Length | | +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | +// | | +// : Bytes 1..Length of Codec Feature : +// | | +// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +// +// ID Byte Format +// ID byte is an unsigned byte. +// 0 1 2 3 4 5 6 7 +// +-+-+-+-+-+-+-+-+ +// |X| ID | +// +-+-+-+-+-+-+-+-+ +// +// The X bit is reserved. +// +// Currently only profile level is supported. ID byte must be set to 1, and +// length must be 1. Supported values are: +// +// 10: Level 1 +// 11: Level 1.1 +// 20: Level 2 +// 21: Level 2.1 +// 30: Level 3 +// 31: Level 3.1 +// 40: Level 4 +// 41: Level 4.1 +// 50: Level 5 +// 51: Level 5.1 +// 52: Level 5.2 +// 60: Level 6 +// 61: Level 6.1 +// 62: Level 6.2 +// +// See the following link for more information: +// http://www.webmproject.org/vp9/profiles/ +int ParseVpxCodecPrivate(const uint8_t* private_data, int32_t length) { + const int kVpxCodecPrivateLength = 3; + if (!private_data || length != kVpxCodecPrivateLength) + return 0; + + const uint8_t id_byte = *private_data; + if (id_byte != 1) + return 0; + + const int kVpxProfileLength = 1; + const uint8_t length_byte = private_data[1]; + if (length_byte != kVpxProfileLength) + return 0; + + const int level = static_cast<int>(private_data[2]); + + const int kNumLevels = 14; + const int levels[kNumLevels] = {10, 11, 20, 21, 30, 31, 40, + 41, 50, 51, 52, 60, 61, 62}; + + for (int i = 0; i < kNumLevels; ++i) { + if (level == levels[i]) + return level; + } + + return 0; +} +} // namespace libwebm diff --git a/third_party/libwebm/common/hdr_util.h b/third_party/libwebm/common/hdr_util.h new file mode 100644 index 000000000..d30c2b9f2 --- /dev/null +++ b/third_party/libwebm/common/hdr_util.h @@ -0,0 +1,51 @@ +// 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. + +typedef std::auto_ptr<mkvmuxer::PrimaryChromaticity> PrimaryChromaticityPtr; + +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 VP9 profile upon success or 0 upon failure. +int ParseVpxCodecPrivate(const uint8_t* private_data, int32_t length); + +} // namespace libwebm + +#endif // LIBWEBM_COMMON_HDR_UTIL_H_ diff --git a/third_party/libwebm/common/webmids.h b/third_party/libwebm/common/webmids.h new file mode 100644 index 000000000..32a0c5fb9 --- /dev/null +++ b/third_party/libwebm/common/webmids.h @@ -0,0 +1,184 @@ +// Copyright (c) 2012 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 COMMON_WEBMIDS_H_ +#define COMMON_WEBMIDS_H_ + +namespace libwebm { + +enum MkvId { + kMkvEBML = 0x1A45DFA3, + kMkvEBMLVersion = 0x4286, + kMkvEBMLReadVersion = 0x42F7, + kMkvEBMLMaxIDLength = 0x42F2, + kMkvEBMLMaxSizeLength = 0x42F3, + kMkvDocType = 0x4282, + kMkvDocTypeVersion = 0x4287, + kMkvDocTypeReadVersion = 0x4285, + kMkvVoid = 0xEC, + kMkvSignatureSlot = 0x1B538667, + kMkvSignatureAlgo = 0x7E8A, + kMkvSignatureHash = 0x7E9A, + kMkvSignaturePublicKey = 0x7EA5, + kMkvSignature = 0x7EB5, + kMkvSignatureElements = 0x7E5B, + kMkvSignatureElementList = 0x7E7B, + kMkvSignedElement = 0x6532, + // segment + kMkvSegment = 0x18538067, + // Meta Seek Information + kMkvSeekHead = 0x114D9B74, + kMkvSeek = 0x4DBB, + kMkvSeekID = 0x53AB, + kMkvSeekPosition = 0x53AC, + // Segment Information + kMkvInfo = 0x1549A966, + kMkvTimecodeScale = 0x2AD7B1, + kMkvDuration = 0x4489, + kMkvDateUTC = 0x4461, + kMkvTitle = 0x7BA9, + kMkvMuxingApp = 0x4D80, + kMkvWritingApp = 0x5741, + // Cluster + kMkvCluster = 0x1F43B675, + kMkvTimecode = 0xE7, + kMkvPrevSize = 0xAB, + kMkvBlockGroup = 0xA0, + kMkvBlock = 0xA1, + kMkvBlockDuration = 0x9B, + kMkvReferenceBlock = 0xFB, + kMkvLaceNumber = 0xCC, + kMkvSimpleBlock = 0xA3, + kMkvBlockAdditions = 0x75A1, + kMkvBlockMore = 0xA6, + kMkvBlockAddID = 0xEE, + kMkvBlockAdditional = 0xA5, + kMkvDiscardPadding = 0x75A2, + // Track + kMkvTracks = 0x1654AE6B, + kMkvTrackEntry = 0xAE, + kMkvTrackNumber = 0xD7, + kMkvTrackUID = 0x73C5, + kMkvTrackType = 0x83, + kMkvFlagEnabled = 0xB9, + kMkvFlagDefault = 0x88, + kMkvFlagForced = 0x55AA, + kMkvFlagLacing = 0x9C, + kMkvDefaultDuration = 0x23E383, + kMkvMaxBlockAdditionID = 0x55EE, + kMkvName = 0x536E, + kMkvLanguage = 0x22B59C, + kMkvCodecID = 0x86, + kMkvCodecPrivate = 0x63A2, + kMkvCodecName = 0x258688, + kMkvCodecDelay = 0x56AA, + kMkvSeekPreRoll = 0x56BB, + // video + kMkvVideo = 0xE0, + kMkvFlagInterlaced = 0x9A, + kMkvStereoMode = 0x53B8, + kMkvAlphaMode = 0x53C0, + kMkvPixelWidth = 0xB0, + kMkvPixelHeight = 0xBA, + kMkvPixelCropBottom = 0x54AA, + kMkvPixelCropTop = 0x54BB, + kMkvPixelCropLeft = 0x54CC, + kMkvPixelCropRight = 0x54DD, + kMkvDisplayWidth = 0x54B0, + kMkvDisplayHeight = 0x54BA, + kMkvDisplayUnit = 0x54B2, + kMkvAspectRatioType = 0x54B3, + kMkvFrameRate = 0x2383E3, + // end video + // colour + kMkvColour = 0x55B0, + kMkvMatrixCoefficients = 0x55B1, + kMkvBitsPerChannel = 0x55B2, + kMkvChromaSubsamplingHorz = 0x55B3, + kMkvChromaSubsamplingVert = 0x55B4, + kMkvCbSubsamplingHorz = 0x55B5, + kMkvCbSubsamplingVert = 0x55B6, + kMkvChromaSitingHorz = 0x55B7, + kMkvChromaSitingVert = 0x55B8, + kMkvRange = 0x55B9, + kMkvTransferCharacteristics = 0x55BA, + kMkvPrimaries = 0x55BB, + kMkvMaxCLL = 0x55BC, + kMkvMaxFALL = 0x55BD, + // mastering metadata + kMkvMasteringMetadata = 0x55D0, + kMkvPrimaryRChromaticityX = 0x55D1, + kMkvPrimaryRChromaticityY = 0x55D2, + kMkvPrimaryGChromaticityX = 0x55D3, + kMkvPrimaryGChromaticityY = 0x55D4, + kMkvPrimaryBChromaticityX = 0x55D5, + kMkvPrimaryBChromaticityY = 0x55D6, + kMkvWhitePointChromaticityX = 0x55D7, + kMkvWhitePointChromaticityY = 0x55D8, + kMkvLuminanceMax = 0x55D9, + kMkvLuminanceMin = 0x55DA, + // end mastering metadata + // end colour + // audio + kMkvAudio = 0xE1, + kMkvSamplingFrequency = 0xB5, + kMkvOutputSamplingFrequency = 0x78B5, + kMkvChannels = 0x9F, + kMkvBitDepth = 0x6264, + // end audio + // ContentEncodings + kMkvContentEncodings = 0x6D80, + kMkvContentEncoding = 0x6240, + kMkvContentEncodingOrder = 0x5031, + kMkvContentEncodingScope = 0x5032, + kMkvContentEncodingType = 0x5033, + kMkvContentCompression = 0x5034, + kMkvContentCompAlgo = 0x4254, + kMkvContentCompSettings = 0x4255, + kMkvContentEncryption = 0x5035, + kMkvContentEncAlgo = 0x47E1, + kMkvContentEncKeyID = 0x47E2, + kMkvContentSignature = 0x47E3, + kMkvContentSigKeyID = 0x47E4, + kMkvContentSigAlgo = 0x47E5, + kMkvContentSigHashAlgo = 0x47E6, + kMkvContentEncAESSettings = 0x47E7, + kMkvAESSettingsCipherMode = 0x47E8, + kMkvAESSettingsCipherInitData = 0x47E9, + // end ContentEncodings + // Cueing Data + kMkvCues = 0x1C53BB6B, + kMkvCuePoint = 0xBB, + kMkvCueTime = 0xB3, + kMkvCueTrackPositions = 0xB7, + kMkvCueTrack = 0xF7, + kMkvCueClusterPosition = 0xF1, + kMkvCueBlockNumber = 0x5378, + // Chapters + kMkvChapters = 0x1043A770, + kMkvEditionEntry = 0x45B9, + kMkvChapterAtom = 0xB6, + kMkvChapterUID = 0x73C4, + kMkvChapterStringUID = 0x5654, + kMkvChapterTimeStart = 0x91, + kMkvChapterTimeEnd = 0x92, + kMkvChapterDisplay = 0x80, + kMkvChapString = 0x85, + kMkvChapLanguage = 0x437C, + kMkvChapCountry = 0x437E, + // Tags + kMkvTags = 0x1254C367, + kMkvTag = 0x7373, + kMkvSimpleTag = 0x67C8, + kMkvTagName = 0x45A3, + kMkvTagString = 0x4487 +}; + +} // namespace libwebm + +#endif // COMMON_WEBMIDS_H_ |