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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
#ifndef WMFUtils_h
#define WMFUtils_h
#include <hstring.h>
#include <winstring.h>
#include "ImageTypes.h"
#include "PlatformDecoderModule.h"
#include "TimeUnits.h"
#include "VideoUtils.h"
#include "WMF.h"
#include "mozilla/DefineEnum.h"
#include "mozilla/gfx/Rect.h"
#include "nsString.h"
// Various utilities shared by WMF backend files.
namespace mozilla {
namespace gfx {
enum class ColorDepth : uint8_t;
}
extern LazyLogModule sPDMLog;
#define LOG_AND_WARNING_PDM(msg, ...) \
do { \
NS_WARNING(nsPrintfCString(msg, rv).get()); \
MOZ_LOG(sPDMLog, LogLevel::Debug, \
("%s:%d, " msg, __FILE__, __LINE__, ##__VA_ARGS__)); \
} while (false)
#ifndef RETURN_IF_FAILED
# define RETURN_IF_FAILED(x) \
do { \
HRESULT rv = x; \
if (MOZ_UNLIKELY(FAILED(rv))) { \
LOG_AND_WARNING_PDM("(" #x ") failed, rv=%lx", rv); \
return rv; \
} \
} while (false)
#endif
#ifndef RETURN_PARAM_IF_FAILED
# define RETURN_PARAM_IF_FAILED(x, defaultOut) \
do { \
HRESULT rv = x; \
if (MOZ_UNLIKELY(FAILED(rv))) { \
LOG_AND_WARNING_PDM("(" #x ") failed, rv=%lx", rv); \
return defaultOut; \
} \
} while (false)
#endif
static const GUID CLSID_MSOpusDecoder = {
0x63e17c10,
0x2d43,
0x4c42,
{0x8f, 0xe3, 0x8d, 0x8b, 0x63, 0xe4, 0x6a, 0x6a}};
// Media types supported by Media Foundation.
MOZ_DEFINE_ENUM_CLASS_WITH_TOSTRING(WMFStreamType,
(Unknown, H264, VP8, VP9, AV1, HEVC, MP3,
AAC, OPUS, VORBIS, SENTINEL));
bool StreamTypeIsVideo(const WMFStreamType& aType);
bool StreamTypeIsAudio(const WMFStreamType& aType);
WMFStreamType GetStreamTypeFromMimeType(const nsCString& aMimeType);
GUID GetOutputSubType(const gfx::ColorDepth& aColorDepth,
bool aIsHardwareDecoding);
nsCString GetSubTypeStr(const GUID& aSubtype);
// Converts from microseconds to hundreds of nanoseconds.
// We use microseconds for our timestamps, whereas WMF uses
// hundreds of nanoseconds.
inline int64_t UsecsToHNs(int64_t aUsecs) { return aUsecs * 10; }
// Converts from hundreds of nanoseconds to microseconds.
// We use microseconds for our timestamps, whereas WMF uses
// hundreds of nanoseconds.
inline int64_t HNsToUsecs(int64_t hNanoSecs) { return hNanoSecs / 10; }
HRESULT HNsToFrames(int64_t aHNs, uint32_t aRate, int64_t* aOutFrames);
HRESULT
GetDefaultStride(IMFMediaType* aType, uint32_t aWidth, uint32_t* aOutStride);
Maybe<gfx::YUVColorSpace> GetYUVColorSpace(IMFMediaType* aType);
int32_t MFOffsetToInt32(const MFOffset& aOffset);
// Gets the sub-region of the video frame that should be displayed.
// See:
HRESULT
GetPictureRegion(IMFMediaType* aMediaType, gfx::IntRect& aOutPictureRegion);
// Returns the duration of a IMFSample in TimeUnit.
// Returns media::TimeUnit::Invalid() on failure.
media::TimeUnit GetSampleDuration(IMFSample* aSample);
// Returns the presentation time of a IMFSample in TimeUnit.
// Returns media::TimeUnit::Invalid() on failure.
media::TimeUnit GetSampleTime(IMFSample* aSample);
inline bool IsFlagSet(DWORD flags, DWORD pattern) {
return (flags & pattern) == pattern;
}
// Will return %ProgramW6432% value as per:
nsString GetProgramW6432Path();
const char* MFTMessageTypeToStr(MFT_MESSAGE_TYPE aMsg);
GUID AudioMimeTypeToMediaFoundationSubtype(const nsACString& aMimeType);
GUID VideoMimeTypeToMediaFoundationSubtype(const nsACString& aMimeType);
void AACAudioSpecificConfigToUserData(uint8_t aAACProfileLevelIndication,
const uint8_t* aAudioSpecConfig,
uint32_t aConfigLength,
nsTArray<BYTE>& aOutUserData);
class ScopedHString final {
public:
explicit ScopedHString(const nsAString& aStr) {
WindowsCreateString(PromiseFlatString(aStr).get(), aStr.Length(), &mString);
}
explicit ScopedHString(const WCHAR aCharArray[]) {
WindowsCreateString(aCharArray, wcslen(aCharArray), &mString);
}
~ScopedHString() { WindowsDeleteString(mString); }
const HSTRING& Get() { return mString; }
private:
HSTRING mString;
};
} // namespace mozilla
#endif