C++ (Cpp) mm_camera_stream_frame_get_q_cnt Beispiele

Beispiel #1

Datei: mm_camera_notify.c Projekt: AndroidStudio/android-4.2_r1

static void mm_camera_read_zsl_postview_frame(mm_camera_obj_t * my_obj)
{
    int idx, rc = 0;
    mm_camera_stream_t *stream;
    mm_camera_frame_queue_t *q;
    mm_camera_frame_t *frame;
    int cnt, watermark;
    q = &my_obj->ch[MM_CAMERA_CH_SNAPSHOT].snapshot.thumbnail.frame.readyq;
    stream = &my_obj->ch[MM_CAMERA_CH_SNAPSHOT].snapshot.thumbnail;
    idx =  mm_camera_read_msm_frame(my_obj,stream);
    if (idx < 0)
        return;
    mm_camera_stream_frame_enq(q, &stream->frame.frame[idx]);
    watermark = my_obj->ch[MM_CAMERA_CH_SNAPSHOT].buffering_frame.water_mark;
    cnt = mm_camera_stream_frame_get_q_cnt(q);
    if(watermark < cnt) {
        /* water overflow, queue head back to kernel */
        frame = mm_camera_stream_frame_deq(q);
        if(frame) {
            rc = mm_camera_stream_qbuf(my_obj, stream, frame->idx);
            if(rc < 0) {
                CDBG("%s: mm_camera_stream_qbuf(idx=%d) err=%d\n",
                     __func__, frame->idx, rc);
                return;
            }
        }
    }
    mm_camera_check_pending_zsl_frames(my_obj, MM_CAMERA_CH_SNAPSHOT);
}

Beispiel #2

Datei: mm_camera_channel.c Projekt: asce1062/android_device_lge_msm7x27a-common

static int mm_camera_channel_skip_frames(mm_camera_obj_t *my_obj,
                                          mm_camera_frame_queue_t *mq,
                                          mm_camera_frame_queue_t *sq,
                                          mm_camera_stream_t *mstream,
                                          mm_camera_stream_t *sstream,
                                          mm_camera_channel_attr_buffering_frame_t *frame_attr)
{
    int count = 0;
    int i = 0;
    mm_camera_frame_t *mframe = NULL, *sframe = NULL;
    mm_camera_notify_frame_t notify_frame;

    count = mm_camera_stream_frame_get_q_cnt(mq);
    if(count < mm_camera_stream_frame_get_q_cnt(sq))
        count = mm_camera_stream_frame_get_q_cnt(sq);
    CDBG("%s: Q-size=%d, look_back =%d, M_match=%d, T_match=%d", __func__,
         count, frame_attr->look_back, mq->match_cnt, sq->match_cnt);

    count -= frame_attr->look_back;
    CDBG("count=%d, frame_attr->look_back=%d,mq->match_cnt=%d, sq->match_cnt=%d",
               count, frame_attr->look_back, mq->match_cnt,sq->match_cnt);
    for(i=0; i < count; i++) {
        mframe = mm_camera_stream_frame_deq(mq);
        sframe = mm_camera_stream_frame_deq(sq);
        if(mframe && sframe && mframe->frame.frame_id ==
           sframe->frame.frame_id) {
          mq->match_cnt--;
          sq->match_cnt--;
        }
        if(mframe) {
            notify_frame.frame = &mframe->frame;
            notify_frame.idx = mframe->idx;
            mm_camera_stream_util_buf_done(my_obj, mstream, &notify_frame);
        }
        if(sframe) {
            notify_frame.frame = &sframe->frame;
            notify_frame.idx = sframe->idx;
            mm_camera_stream_util_buf_done(my_obj, sstream, &notify_frame);
        }
    }

    CDBG("Post %s: Q-size=%d, look_back =%d, M_match=%d, T_match=%d", __func__,
         count, frame_attr->look_back, mq->match_cnt, sq->match_cnt);
    return MM_CAMERA_OK;
}

Beispiel #3

void mm_camera_stream_frame_refill_q(mm_camera_frame_queue_t *q, mm_camera_frame_t *node, int num)
{
    int i;

    mm_stream_frame_flash_q(q);
    for(i = 0; i < num; i++)
        mm_camera_stream_frame_enq(q, &node[i]);
    CDBG("%s: q=0x%x, num = %d, q->cnt=%d\n",
             __func__,(uint32_t)q,num, mm_camera_stream_frame_get_q_cnt(q));
}