| /* INTEL CONFIDENTIAL |
| * Copyright (c) 2009 Intel Corporation. All rights reserved. |
| * |
| * The source code contained or described herein and all documents |
| * related to the source code ("Material") are owned by Intel |
| * Corporation or its suppliers or licensors. Title to the |
| * Material remains with Intel Corporation or its suppliers and |
| * licensors. The Material contains trade secrets and proprietary |
| * and confidential information of Intel or its suppliers and |
| * licensors. The Material is protected by worldwide copyright and |
| * trade secret laws and treaty provisions. No part of the Material |
| * may be used, copied, reproduced, modified, published, uploaded, |
| * posted, transmitted, distributed, or disclosed in any way without |
| * Intel's prior express written permission. |
| * |
| * No license under any patent, copyright, trade secret or other |
| * intellectual property right is granted to or conferred upon you |
| * by disclosure or delivery of the Materials, either expressly, by |
| * implication, inducement, estoppel or otherwise. Any license |
| * under such intellectual property rights must be express and |
| * approved by Intel in writing. |
| * |
| */ |
| |
| #ifndef VIDEO_DECODER_MPEG4_H_ |
| #define VIDEO_DECODER_MPEG4_H_ |
| |
| #include "VideoDecoderBase.h" |
| |
| |
| class VideoDecoderMPEG4 : public VideoDecoderBase { |
| public: |
| VideoDecoderMPEG4(const char *mimeType); |
| virtual ~VideoDecoderMPEG4(); |
| |
| virtual Decode_Status start(VideoConfigBuffer *buffer); |
| virtual void stop(void); |
| virtual void flush(void); |
| virtual Decode_Status decode(VideoDecodeBuffer *buffer); |
| |
| private: |
| Decode_Status decodeFrame(VideoDecodeBuffer *buffer, vbp_data_mp42 *data); |
| Decode_Status beginDecodingFrame(vbp_data_mp42 *data); |
| Decode_Status continueDecodingFrame(vbp_data_mp42 *data); |
| Decode_Status decodeSlice(vbp_data_mp42 *data, vbp_picture_data_mp42 *picData); |
| Decode_Status setReference(VAPictureParameterBufferMPEG4 *picParam); |
| Decode_Status startVA(vbp_data_mp42 *data); |
| void updateFormatInfo(vbp_data_mp42 *data); |
| |
| private: |
| // Value of VOP type defined here follows MP4 spec |
| enum { |
| MP4_VOP_TYPE_I = 0, |
| MP4_VOP_TYPE_P = 1, |
| MP4_VOP_TYPE_B = 2, |
| MP4_VOP_TYPE_S = 3, |
| }; |
| |
| enum { |
| MP4_SURFACE_NUMBER = 10, |
| }; |
| |
| uint64_t mLastVOPTimeIncrement; |
| bool mExpectingNVOP; // indicate if future n-vop is a placeholder of a packed frame |
| bool mSendIQMatrixBuf; // indicate if iq_matrix_buffer is sent to driver |
| int32_t mLastVOPCodingType; |
| }; |
| |
| |
| |
| #endif /* VIDEO_DECODER_MPEG4_H_ */ |