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72 lines
2.1 KiB
72 lines
2.1 KiB
/* |
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* Copyright (c) 2009-2011 Intel Corporation. All rights reserved. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#ifndef VIDEO_DECODER_MPEG2_H_ |
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#define VIDEO_DECODER_MPEG2_H_ |
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#include "VideoDecoderBase.h" |
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#ifndef TIANMI_DEBUG |
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#define TIANMI_DEBUG |
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#endif |
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class VideoDecoderMPEG2 : public VideoDecoderBase { |
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public: |
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VideoDecoderMPEG2(const char *mimeType); |
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virtual ~VideoDecoderMPEG2(); |
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virtual Decode_Status start(VideoConfigBuffer *buffer); |
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virtual void stop(void); |
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virtual void flush(void); |
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virtual Decode_Status decode(VideoDecodeBuffer *buffer); |
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protected: |
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virtual Decode_Status checkHardwareCapability(); |
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private: |
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Decode_Status decodeFrame(VideoDecodeBuffer *buffer, vbp_data_mpeg2 *data); |
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//Decode_Status beginDecodingFrame(vbp_data_mp42 *data); |
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//Decode_Status continueDecodingFrame(vbp_data_mp42 *data); |
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Decode_Status decodePicture(vbp_data_mpeg2 *data, int picIndex); |
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Decode_Status decodeSlice(vbp_data_mpeg2 *data, int picIndex, int slcIndex); |
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Decode_Status setReference(VAPictureParameterBufferMPEG2 *picParam); |
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Decode_Status startVA(vbp_data_mpeg2 *data); |
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void updateFormatInfo(vbp_data_mpeg2 *data); |
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inline Decode_Status allocateVABufferIDs(int32_t number); |
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private: |
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enum { |
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MPEG2_PICTURE_TYPE_I = 1, |
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MPEG2_PICTURE_TYPE_P = 2, |
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MPEG2_PICTURE_TYPE_B = 3 |
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}; |
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enum { |
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MPEG2_PIC_STRUCT_TOP = 1, |
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MPEG2_PIC_STRUCT_BOTTOM = 2, |
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MPEG2_PIC_STRUCT_FRAME = 3 |
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}; |
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enum { |
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MPEG2_SURFACE_NUMBER = 10, |
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}; |
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VABufferID *mBufferIDs; |
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int32_t mNumBufferIDs; |
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}; |
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#endif /* VIDEO_DECODER_MPEG2_H_ */
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