#Video Codec

// Get the default parameter for video encoding
int32_t hbVPGetDefaultVideoEncParam(hbVPVideoEncParam *param);

// Create the video encoding context
int32_t hbVPCreateVideoEncContext(hbVPVideoContext *context,
                                  hbVPVideoEncParam const *param);

//  Release the video encoding context
int32_t hbVPReleaseVideoEncContext(hbVPVideoContext context);

// Create video encoding task
int32_t hbVPVideoEncode(hbUCPTaskHandle_t *taskHandle, 
                        hbVPImage const *srcImg,
                        hbVPVideoContext context);

// Get the output buffer where the encoding data is stored
int32_t hbVPGetVideoEncOutputBuffer(hbVPArray *outBuf,
                                    hbUCPTaskHandle_t taskHandle);                             

// Get the default parameter for video decoding
int32_t hbVPGetDefaultVideoDecParam(hbVPVideoDecParam *param);

// Create the video decoding context
int32_t hbVPCreateVideoDecContext(hbVPVideoContext *context,
                                  hbVPVideoDecParam const *param);

// Release the video decoding context
int32_t hbVPReleaseVideoDecContext(hbVPVideoContext context);

// Create video decoding tasks
int32_t hbVPVideoDecode(hbUCPTaskHandle_t *taskHandle, 
                        hbVPArray const *srcBuf,
                        hbVPVideoContext const context);

// Get the output buffer where the decoding data is stored
int32_t hbVPGetVideoDecOutputBuffer(hbVPImage *outImg,
                                    hbUCPTaskHandle_t taskHandle);                      

// Include the header
#include "hobot/hb_ucp.h"
#include "hobot/vp/hb_vp.h"
#include "hobot/vp/hb_vp_video_codec.h"

// init encoding param
hbVPVideoEncParam venc_param;
venc_param.videoType = HB_VP_VIDEO_TYPE_H265;

// default set backend to HB_UCP_VPU_CORE_0
hbVPGetDefaultVideoEncParam(&venc_param);
venc_param.height = height;
venc_param.width = width;
venc_param.pixelFormat = image_format;

// create video encoding context and the Video Processing Unit internally alloc the output buffer
hbVPVideoContext enc_context{nullptr};
hbVPCreateVideoEncContext(&enc_context, &venc_param)

// init schedule param
hbUCPSchedParam sched_param;
HB_UCP_INITIALIZE_SCHED_PARAM(&sched_param);
sched_param.backend = HB_UCP_VPU_CORE_0;

// init image_buf, alloc memory for image data
hbUCPSysMem image_mem;
hbUCPMalloc(&image_mem, yuv_size, 0);

{
  hbVPImage image_buf;
  image_buf.imageFormat = image_format;
  image_buf.imageType = image_type;
  image_buf.width = width;
  image_buf.height = height;
  image_buf.dataVirAddr = image_mem.virAddr;
  image_buf.dataPhyAddr = image_mem.phyAddr;
  image_buf.uvVirAddr = reinterpret_cast<char *>(image_mem.virAddr) + y_size;
  image_buf.uvPhyAddr = image_mem.phyAddr + y_size;

  // init task handle
  hbUCPTaskHandle_t task_handle{nullptr};

  // create video encoding task
  hbVPVideoEncode(&task_handle, &image_buf, enc_context);

  //  submit video encoding task
  hbUCPSubmitTask(task_handle, &sched_param);

  // wait for video encoding task done
  hbUCPWaitTaskDone(task_handle, 10);

  // get output buffer from Video Processing Unit
  hbVPArray out_buf;
  hbVPGetVideoEncOutputBuffer(&out_buf, task_handle);

  // process h264 or h265 data

  // release task handle and dequeue output buffer from Video Processing Unit
  // since the dequeue output buffer process relies on the context,
  // you must call the hbUCPReleaseTask interface before calling the hbVPReleaseJPEGEncContext interface
  hbUCPReleaseTask(task_handle);
}

// release memory
hbUCPFree(&image_mem);

// release encoding context and the Video Processing Unit internally release the output buffer
hbVPReleaseVideoEncContext(enc_context);

// Include the header
#include "hobot/hb_ucp.h"
#include "hobot/vp/hb_vp.h"
#include "hobot/vp/hb_vp_video_codec.h"

// init decoding param
hbVPVideoDecParam vdec_param;
vdec_param.videoType = HB_VP_VIDEO_TYPE_H265;

// default set backend to HB_UCP_VPU_CORE_0
hbVPGetDefaultVideoDecParam(&vdec_param);
vdec_param.pixelFormat = HB_VP_IMAGE_FORMAT_YUV420;
vdec_param.inBufSize = ALIGN_1024(height * width * 3 / 2);

// create video decoding context and the Video Processing Unit internally alloc the output buffer
hbVPVideoContext dec_context{nullptr};
hbVPCreateVideoDecContext(&dec_context, &vdec_param)

// init schedule param
hbUCPSchedParam sched_param;
HB_UCP_INITIALIZE_SCHED_PARAM(&sched_param);
sched_param.backend = HB_UCP_VPU_CORE_0;

// alloc larger memory for input
hbUCPSysMem src_mem;
ret = hbUCPMalloc(&(src_mem), vdec_param.inBufSize, 0);

{
  // init src_buf, alloc memory for image data
  memset(src_mem.virAddr, src_mem.memSize, 1);
  fread(src_mem.virAddr, 1, feedSize, inFile);
  
  hbVPArray src_buf;
  src_buf.phyAddr = src_mem.phyAddr;
  src_buf.virAddr = src_mem.virAddr;
  src_buf.memSize = feedSize;
  src_buf.size = feedSize;

  // init task handle
  hbUCPTaskHandle_t task_handle{nullptr};

  // create video decoding task
  hbVPVideoDecode(&task_handle, &src_buf, dec_context);

  // submit video decoding task
  hbUCPSubmitTask(task_handle, &sched_param);

  // wait for video decoding task done
  hbUCPWaitTaskDone(task_handle, 10);

  // get output buffer from Video Processing Unit
  hbVPImage out_img;
  hbVPGetVideoDecOutputBuffer(&out_img, task_handle);

  // process yuv data

  // release task handle and dequeue output buffer from Video Processing Unit
  // since the dequeue output buffer process relies on the context,
  // you must call the hbUCPReleaseTask interface before calling the hbVPReleaseJPEGDecContext interface
  hbUCPReleaseTask(task_handle);
}

// release memory
hbUCPFree(&src_mem);

// release encoding context and the Video Processing Unit internally release the output buffer
hbVPReleaseVideoDecContext(dec_context);