C++ (Cpp) mm_app_set_snapshot_mode示例

示例#1

文件： mm_qcamera_snapshot.c 项目： NamanArora/camera

int mm_app_start_snapshot(int cam_id)
{
    int rc = MM_CAMERA_OK;
    int stream[2];
    int op_mode = 0;
    uint8_t initial_reg_flag;
    mm_camera_frame_len_offset frame_offset_info;

    mm_camera_bundle_attr_t attr;


    mm_camera_app_obj_t *pme = mm_app_get_cam_obj(cam_id);

    if (MM_CAMERA_OK != mm_app_stop_preview(cam_id)) {
        CDBG_ERROR("%s: Stop preview Failed cam_id=%d\n",__func__,cam_id);
        return -1;
    }
    op_mode = MM_CAMERA_OP_MODE_CAPTURE;
    mm_app_set_snapshot_mode(cam_id,op_mode);
    usleep(20*1000);
//    pme->cam->ops->prepare_snapshot(pme->cam->camera_handle,pme->ch_id,0);

    if (MM_CAMERA_OK != (rc = mm_app_add_snapshot_stream(cam_id))) {
        CDBG_ERROR("%s : Add Snapshot stream err",__func__);
        return rc;
    }

    if (MM_CAMERA_OK != (rc = mm_app_config_snapshot_format(cam_id))) {
        CDBG_ERROR("%s : Config Snapshot stream err",__func__);
        return rc;
    }

    if (MM_CAMERA_OK != (rc = mm_app_streamon_snapshot(cam_id))) {
        CDBG_ERROR("%s : Stream on Snapshot stream err",__func__);
        return rc;
    }

    /* init jpeg buf */
    pme->cam->ops->get_stream_parm(pme->cam->camera_handle,
                                   pme->ch_id,
                                   pme->stream[MM_CAMERA_SNAPSHOT_MAIN].id,
                                   MM_CAMERA_STREAM_OFFSET,
                                   &frame_offset_info);
    CDBG_ERROR("%s : alloc jpeg buf (len=%d)",__func__, frame_offset_info.frame_len);
    rc = mm_stream_alloc_bufs(pme,
                              &pme->jpeg_buf,
                              &frame_offset_info,
                              1);
    if (0 != rc) {
        CDBG_ERROR("%s : mm_stream_alloc_bufs err",__func__);
        return rc;
    }

    CDBG("%s: END, rc=%d\n", __func__, rc);
    return rc;
}

示例#2

文件： mm_qcamera_snapshot.c 项目： mintkat/device_lge_mako

int mm_app_start_snapshot(int cam_id)
{
    int rc = MM_CAMERA_OK;
    int stream[2];
    int op_mode = 0;

    mm_camera_bundle_attr_t attr;


    mm_camera_app_obj_t *pme = mm_app_get_cam_obj(cam_id);

    if (MM_CAMERA_OK != mm_app_stop_preview(cam_id)) {
        CDBG_ERROR("%s: Stop preview Failed cam_id=%d\n",__func__,cam_id);
        return -1;
    }

    op_mode = MM_CAMERA_OP_MODE_CAPTURE;
    mm_app_set_snapshot_mode(cam_id,op_mode);

    pme->cam->ops->prepare_snapshot(pme->cam->camera_handle,pme->ch_id,0);

    if (MM_CAMERA_OK != (rc = mm_app_add_snapshot_stream(cam_id))) {
        CDBG_ERROR("%s : Add Snapshot stream err",__func__);
    }

    if (MM_CAMERA_OK != (rc = mm_app_config_snapshot_format(cam_id))) {
        CDBG_ERROR("%s : Config Snapshot stream err",__func__);
    }

    if (MM_CAMERA_OK != (rc = mm_app_streamon_snapshot(cam_id))) {
        CDBG_ERROR("%s : Stream on Snapshot stream err",__func__);
    }

#if 0
    /*start OMX Jpeg encoder*/
#ifndef DISABLE_JPEG_ENCODING
    my_cam_app.hal_lib.omxJpegOpen();
#endif

#endif
end:
    CDBG("%s: END, rc=%d\n", __func__, rc);

    return rc;
}