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      1 /*
      2 * Copyright (c) 2009-2011 Intel Corporation.  All rights reserved.
      3 *
      4 * Licensed under the Apache License, Version 2.0 (the "License");
      5 * you may not use this file except in compliance with the License.
      6 * You may obtain a copy of the License at
      7 *
      8 * http://www.apache.org/licenses/LICENSE-2.0
      9 *
     10 * Unless required by applicable law or agreed to in writing, software
     11 * distributed under the License is distributed on an "AS IS" BASIS,
     12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13 * See the License for the specific language governing permissions and
     14 * limitations under the License.
     15 */
     16 
     17 #ifndef __VIDEO_ENCODER_AVC_H__
     18 #define __VIDEO_ENCODER_AVC_H__
     19 
     20 #include "VideoEncoderBase.h"
     21 
     22 class VideoEncoderAVC : public VideoEncoderBase {
     23 
     24 public:
     25     VideoEncoderAVC();
     26     ~VideoEncoderAVC() {};
     27 
     28     virtual Encode_Status start();
     29 
     30     virtual Encode_Status derivedSetParams(VideoParamConfigSet *videoEncParams);
     31     virtual Encode_Status derivedGetParams(VideoParamConfigSet *videoEncParams);
     32     virtual Encode_Status derivedGetConfig(VideoParamConfigSet *videoEncConfig);
     33     virtual Encode_Status derivedSetConfig(VideoParamConfigSet *videoEncConfig);
     34 
     35 protected:
     36 
     37     virtual Encode_Status sendEncodeCommand(EncodeTask *task);
     38     virtual Encode_Status getExtFormatOutput(VideoEncOutputBuffer *outBuffer);
     39     virtual Encode_Status updateFrameInfo(EncodeTask* task);
     40 private:
     41     // Local Methods
     42 
     43     Encode_Status getOneNALUnit(uint8_t *inBuffer, uint32_t bufSize, uint32_t *nalSize, uint32_t *nalType, uint32_t *nalOffset, uint32_t status);
     44     Encode_Status getHeader(uint8_t *inBuffer, uint32_t bufSize, uint32_t *headerSize, uint32_t status);
     45     Encode_Status outputCodecData(VideoEncOutputBuffer *outBuffer);
     46     Encode_Status outputOneNALU(VideoEncOutputBuffer *outBuffer, bool startCode);
     47     Encode_Status outputLengthPrefixed(VideoEncOutputBuffer *outBuffer);
     48     Encode_Status outputNaluLengthsPrefixed(VideoEncOutputBuffer *outBuffer);
     49 
     50     Encode_Status renderMaxSliceSize();
     51     Encode_Status renderAIR();
     52     Encode_Status renderCIR();
     53     Encode_Status renderSequenceParams(EncodeTask *task);
     54     Encode_Status renderPictureParams(EncodeTask *task);
     55     Encode_Status renderSliceParams(EncodeTask *task);
     56     int calcLevel(int numMbs);
     57     Encode_Status renderPackedSequenceParams(EncodeTask *task);
     58     Encode_Status renderPackedPictureParams(EncodeTask *task);
     59 
     60 public:
     61 
     62     VideoParamsAVC mVideoParamsAVC;
     63     uint32_t mSliceNum;
     64     VABufferID packed_seq_header_param_buf_id;
     65     VABufferID packed_seq_buf_id;
     66     VABufferID packed_pic_header_param_buf_id;
     67     VABufferID packed_pic_buf_id;
     68     VABufferID packed_sei_header_param_buf_id;   /* the SEI buffer */
     69     VABufferID packed_sei_buf_id;
     70 
     71 };
     72 
     73 #endif /* __VIDEO_ENCODER_AVC_H__ */
     74