LXR linux/drivers/media/platform/mtk-vcodec/venc_drv

   1/* SPDX-License-Identifier: GPL-2.0 */
   2/*
   3 * Copyright (c) 2016 MediaTek Inc.
   4 * Author: Daniel Hsiao <daniel.hsiao@mediatek.com>
   5 *      Jungchang Tsao <jungchang.tsao@mediatek.com>
   6 *      Tiffany Lin <tiffany.lin@mediatek.com>
   7 */
   8
   9#ifndef _VENC_DRV_BASE_
  10#define _VENC_DRV_BASE_
  11
  12#include "mtk_vcodec_drv.h"
  13
  14#include "venc_drv_if.h"
  15
  16struct venc_common_if {
  17        /**
  18         * (*init)() - initialize driver
  19         * @ctx:        [in] mtk v4l2 context
  20         * @handle: [out] driver handle
  21         */
  22        int (*init)(struct mtk_vcodec_ctx *ctx);
  23
  24        /**
  25         * (*encode)() - trigger encode
  26         * @handle: [in] driver handle
  27         * @opt: [in] encode option
  28         * @frm_buf: [in] frame buffer to store input frame
  29         * @bs_buf: [in] bitstream buffer to store output bitstream
  30         * @result: [out] encode result
  31         */
  32        int (*encode)(void *handle, enum venc_start_opt opt,
  33                      struct venc_frm_buf *frm_buf,
  34                      struct mtk_vcodec_mem *bs_buf,
  35                      struct venc_done_result *result);
  36
  37        /**
  38         * (*set_param)() - set driver's parameter
  39         * @handle: [in] driver handle
  40         * @type: [in] parameter type
  41         * @in: [in] buffer to store the parameter
  42         */
  43        int (*set_param)(void *handle, enum venc_set_param_type type,
  44                         struct venc_enc_param *in);
  45
  46        /**
  47         * (*deinit)() - deinitialize driver.
  48         * @handle: [in] driver handle
  49         */
  50        int (*deinit)(void *handle);
  51};
  52
  53#endif
  54