gecko-dev/content/media/omx/MPAPI.h

154 lines
3.9 KiB
C++

/* -*- 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 file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#if !defined(MPAPI_h_)
#define MPAPI_h_
#include <stdint.h>
#include "GrallocImages.h"
namespace MPAPI {
struct VideoPlane {
VideoPlane() :
mData(nullptr),
mStride(0),
mWidth(0),
mHeight(0),
mOffset(0),
mSkip(0)
{}
void *mData;
int32_t mStride;
int32_t mWidth;
int32_t mHeight;
int32_t mOffset;
int32_t mSkip;
};
struct VideoFrame {
int64_t mTimeUs;
bool mKeyFrame;
bool mShouldSkip;
void *mData;
size_t mSize;
int32_t mStride;
int32_t mSliceHeight;
int32_t mRotation;
VideoPlane Y;
VideoPlane Cb;
VideoPlane Cr;
nsRefPtr<mozilla::layers::GraphicBufferLocked> mGraphicBuffer;
VideoFrame() :
mTimeUs(0),
mKeyFrame(false),
mShouldSkip(false),
mData(nullptr),
mSize(0),
mStride(0),
mSliceHeight(0),
mRotation(0)
{}
void Set(int64_t aTimeUs, bool aKeyFrame,
void *aData, size_t aSize, int32_t aStride, int32_t aSliceHeight, int32_t aRotation,
void *aYData, int32_t aYStride, int32_t aYWidth, int32_t aYHeight, int32_t aYOffset, int32_t aYSkip,
void *aCbData, int32_t aCbStride, int32_t aCbWidth, int32_t aCbHeight, int32_t aCbOffset, int32_t aCbSkip,
void *aCrData, int32_t aCrStride, int32_t aCrWidth, int32_t aCrHeight, int32_t aCrOffset, int32_t aCrSkip)
{
mTimeUs = aTimeUs;
mKeyFrame = aKeyFrame;
mData = aData;
mSize = aSize;
mStride = aStride;
mSliceHeight = aSliceHeight;
mRotation = aRotation;
mGraphicBuffer = nullptr;
Y.mData = aYData;
Y.mStride = aYStride;
Y.mWidth = aYWidth;
Y.mHeight = aYHeight;
Y.mOffset = aYOffset;
Y.mSkip = aYSkip;
Cb.mData = aCbData;
Cb.mStride = aCbStride;
Cb.mWidth = aCbWidth;
Cb.mHeight = aCbHeight;
Cb.mOffset = aCbOffset;
Cb.mSkip = aCbSkip;
Cr.mData = aCrData;
Cr.mStride = aCrStride;
Cr.mWidth = aCrWidth;
Cr.mHeight = aCrHeight;
Cr.mOffset = aCrOffset;
Cr.mSkip = aCrSkip;
}
};
struct AudioFrame {
int64_t mTimeUs;
void *mData; // 16PCM interleaved
size_t mSize; // Size of mData in bytes
int32_t mAudioChannels;
int32_t mAudioSampleRate;
AudioFrame() :
mTimeUs(0),
mData(0),
mSize(0),
mAudioChannels(0),
mAudioSampleRate(0)
{
}
void Set(int64_t aTimeUs,
void *aData, size_t aSize,
int32_t aAudioChannels, int32_t aAudioSampleRate)
{
mTimeUs = aTimeUs;
mData = aData;
mSize = aSize;
mAudioChannels = aAudioChannels;
mAudioSampleRate = aAudioSampleRate;
}
};
struct Decoder;
struct PluginHost {
bool (*Read)(Decoder *aDecoder, char *aBuffer, int64_t aOffset, uint32_t aCount, uint32_t* aBytes);
uint64_t (*GetLength)(Decoder *aDecoder);
void (*SetMetaDataReadMode)(Decoder *aDecoder);
void (*SetPlaybackReadMode)(Decoder *aDecoder);
};
struct Decoder {
void *mResource;
void *mPrivate;
Decoder();
void (*GetDuration)(Decoder *aDecoder, int64_t *durationUs);
void (*GetVideoParameters)(Decoder *aDecoder, int32_t *aWidth, int32_t *aHeight);
void (*GetAudioParameters)(Decoder *aDecoder, int32_t *aNumChannels, int32_t *aSampleRate);
bool (*HasVideo)(Decoder *aDecoder);
bool (*HasAudio)(Decoder *aDecoder);
bool (*ReadVideo)(Decoder *aDecoder, VideoFrame *aFrame, int64_t aSeekTimeUs);
bool (*ReadAudio)(Decoder *aDecoder, AudioFrame *aFrame, int64_t aSeekTimeUs);
void (*DestroyDecoder)(Decoder *);
};
struct Manifest {
bool (*CanDecode)(const char *aMimeChars, size_t aMimeLen, const char* const**aCodecs);
bool (*CreateDecoder)(PluginHost *aPluginHost, Decoder *aDecoder,
const char *aMimeChars, size_t aMimeLen);
};
}
#endif