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content/media/omx/MPAPI.h@925c144e1f1f (annotated)

content/media/omx/MPAPI.h

Fri, 16 Jan 2015 18:13:44 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Fri, 16 Jan 2015 18:13:44 +0100

branch

TOR_BUG_9701

changeset 14

925c144e1f1f

permissions

-rw-r--r--

Integrate suggestion from review to improve consistency with existing code.

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0	3	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	4	* License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0	5	* You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	6	#if !defined(MPAPI_h_)
michael@0	7	#define MPAPI_h_
michael@0	8
michael@0	9	#include <stdint.h>
michael@0	10	#include "mozilla/layers/TextureClient.h"
michael@0	11
michael@0	12	namespace MPAPI {
michael@0	13
michael@0	14	struct VideoPlane {
michael@0	15	VideoPlane() :
michael@0	16	mData(nullptr),
michael@0	17	mStride(0),
michael@0	18	mWidth(0),
michael@0	19	mHeight(0),
michael@0	20	mOffset(0),
michael@0	21	mSkip(0)
michael@0	22	{}
michael@0	23
michael@0	24	void *mData;
michael@0	25	int32_t mStride;
michael@0	26	int32_t mWidth;
michael@0	27	int32_t mHeight;
michael@0	28	int32_t mOffset;
michael@0	29	int32_t mSkip;
michael@0	30	};
michael@0	31
michael@0	32	struct VideoFrame {
michael@0	33	int64_t mTimeUs;
michael@0	34	bool mKeyFrame;
michael@0	35	bool mShouldSkip;
michael@0	36	void *mData;
michael@0	37	size_t mSize;
michael@0	38	int32_t mStride;
michael@0	39	int32_t mSliceHeight;
michael@0	40	int32_t mRotation;
michael@0	41	VideoPlane Y;
michael@0	42	VideoPlane Cb;
michael@0	43	VideoPlane Cr;
michael@0	44	mozilla::RefPtr<mozilla::layers::TextureClient> mGraphicBuffer;
michael@0	45
michael@0	46	VideoFrame() :
michael@0	47	mTimeUs(0),
michael@0	48	mKeyFrame(false),
michael@0	49	mShouldSkip(false),
michael@0	50	mData(nullptr),
michael@0	51	mSize(0),
michael@0	52	mStride(0),
michael@0	53	mSliceHeight(0),
michael@0	54	mRotation(0)
michael@0	55	{}
michael@0	56
michael@0	57	void Set(int64_t aTimeUs, bool aKeyFrame,
michael@0	58	void *aData, size_t aSize, int32_t aStride, int32_t aSliceHeight, int32_t aRotation,
michael@0	59	void *aYData, int32_t aYStride, int32_t aYWidth, int32_t aYHeight, int32_t aYOffset, int32_t aYSkip,
michael@0	60	void *aCbData, int32_t aCbStride, int32_t aCbWidth, int32_t aCbHeight, int32_t aCbOffset, int32_t aCbSkip,
michael@0	61	void *aCrData, int32_t aCrStride, int32_t aCrWidth, int32_t aCrHeight, int32_t aCrOffset, int32_t aCrSkip)
michael@0	62	{
michael@0	63	mTimeUs = aTimeUs;
michael@0	64	mKeyFrame = aKeyFrame;
michael@0	65	mData = aData;
michael@0	66	mSize = aSize;
michael@0	67	mStride = aStride;
michael@0	68	mSliceHeight = aSliceHeight;
michael@0	69	mRotation = aRotation;
michael@0	70	mGraphicBuffer = nullptr;
michael@0	71	Y.mData = aYData;
michael@0	72	Y.mStride = aYStride;
michael@0	73	Y.mWidth = aYWidth;
michael@0	74	Y.mHeight = aYHeight;
michael@0	75	Y.mOffset = aYOffset;
michael@0	76	Y.mSkip = aYSkip;
michael@0	77	Cb.mData = aCbData;
michael@0	78	Cb.mStride = aCbStride;
michael@0	79	Cb.mWidth = aCbWidth;
michael@0	80	Cb.mHeight = aCbHeight;
michael@0	81	Cb.mOffset = aCbOffset;
michael@0	82	Cb.mSkip = aCbSkip;
michael@0	83	Cr.mData = aCrData;
michael@0	84	Cr.mStride = aCrStride;
michael@0	85	Cr.mWidth = aCrWidth;
michael@0	86	Cr.mHeight = aCrHeight;
michael@0	87	Cr.mOffset = aCrOffset;
michael@0	88	Cr.mSkip = aCrSkip;
michael@0	89	}
michael@0	90	};
michael@0	91
michael@0	92	struct AudioFrame {
michael@0	93	int64_t mTimeUs;
michael@0	94	void *mData; // 16PCM interleaved
michael@0	95	size_t mSize; // Size of mData in bytes
michael@0	96	int32_t mAudioChannels;
michael@0	97	int32_t mAudioSampleRate;
michael@0	98
michael@0	99	AudioFrame() :
michael@0	100	mTimeUs(0),
michael@0	101	mData(0),
michael@0	102	mSize(0),
michael@0	103	mAudioChannels(0),
michael@0	104	mAudioSampleRate(0)
michael@0	105	{
michael@0	106	}
michael@0	107
michael@0	108	void Set(int64_t aTimeUs,
michael@0	109	void *aData, size_t aSize,
michael@0	110	int32_t aAudioChannels, int32_t aAudioSampleRate)
michael@0	111	{
michael@0	112	mTimeUs = aTimeUs;
michael@0	113	mData = aData;
michael@0	114	mSize = aSize;
michael@0	115	mAudioChannels = aAudioChannels;
michael@0	116	mAudioSampleRate = aAudioSampleRate;
michael@0	117	}
michael@0	118	};
michael@0	119
michael@0	120	struct Decoder;
michael@0	121
michael@0	122	struct PluginHost {
michael@0	123	bool (*Read)(Decoder *aDecoder, char *aBuffer, int64_t aOffset, uint32_t aCount, uint32_t* aBytes);
michael@0	124	uint64_t (*GetLength)(Decoder *aDecoder);
michael@0	125	void (*SetMetaDataReadMode)(Decoder *aDecoder);
michael@0	126	void (*SetPlaybackReadMode)(Decoder *aDecoder);
michael@0	127	};
michael@0	128
michael@0	129	struct Decoder {
michael@0	130	void *mResource;
michael@0	131	void *mPrivate;
michael@0	132
michael@0	133	Decoder();
michael@0	134
michael@0	135	void (*GetDuration)(Decoder *aDecoder, int64_t *durationUs);
michael@0	136	void (*GetVideoParameters)(Decoder *aDecoder, int32_t *aWidth, int32_t *aHeight);
michael@0	137	void (*GetAudioParameters)(Decoder *aDecoder, int32_t *aNumChannels, int32_t *aSampleRate);
michael@0	138	bool (*HasVideo)(Decoder *aDecoder);
michael@0	139	bool (*HasAudio)(Decoder *aDecoder);
michael@0	140	bool (*ReadVideo)(Decoder *aDecoder, VideoFrame *aFrame, int64_t aSeekTimeUs);
michael@0	141	bool (*ReadAudio)(Decoder *aDecoder, AudioFrame *aFrame, int64_t aSeekTimeUs);
michael@0	142	void (*DestroyDecoder)(Decoder *);
michael@0	143	};
michael@0	144
michael@0	145	struct Manifest {
michael@0	146	bool (*CanDecode)(const char *aMimeChars, size_t aMimeLen, const char* const**aCodecs);
michael@0	147	bool (*CreateDecoder)(PluginHost *aPluginHost, Decoder *aDecoder,
michael@0	148	const char *aMimeChars, size_t aMimeLen);
michael@0	149	};
michael@0	150
michael@0	151	}
michael@0	152
michael@0	153	#endif