Exemplo n.º 1
0
int vp8dx_set_reference(VP8D_PTR ptr, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd)
{
    VP8D_COMP *pbi = (VP8D_COMP *) ptr;
    VP8_COMMON *cm = &pbi->common;

    if (ref_frame_flag == VP8_LAST_FLAG)
        vp8_yv12_copy_frame_ptr(sd, &cm->last_frame);

    else if (ref_frame_flag == VP8_GOLD_FLAG)
        vp8_yv12_copy_frame_ptr(sd, &cm->golden_frame);

    else if (ref_frame_flag == VP8_ALT_FLAG)
        vp8_yv12_copy_frame_ptr(sd, &cm->alt_ref_frame);

    else
        return -1;

    return 0;
}
Exemplo n.º 2
0
int vp8dx_set_reference(VP8D_PTR ptr, VP8_REFFRAME ref_frame_flag, YV12_BUFFER_CONFIG *sd)
{
    VP8D_COMP *pbi = (VP8D_COMP *) ptr;
    VP8_COMMON *cm = &pbi->common;
    int ref_fb_idx;

    if (ref_frame_flag == VP8_LAST_FLAG)
        ref_fb_idx = cm->lst_fb_idx;
    else if (ref_frame_flag == VP8_GOLD_FLAG)
        ref_fb_idx = cm->gld_fb_idx;
    else if (ref_frame_flag == VP8_ALT_FLAG)
        ref_fb_idx = cm->alt_fb_idx;
    else
        return -1;

    vp8_yv12_copy_frame_ptr(sd, &cm->yv12_fb[ref_fb_idx]);

    return 0;
}
Exemplo n.º 3
0
int vp8dx_receive_compressed_data(VP8D_PTR ptr, unsigned long size, const unsigned char *source, INT64 time_stamp)
{
    VP8D_COMP *pbi = (VP8D_COMP *) ptr;
    VP8_COMMON *cm = &pbi->common;
    int retcode = 0;

    struct vpx_usec_timer timer;

//  if(pbi->ready_for_new_data == 0)
//      return -1;

    if (ptr == 0)
    {
        return -1;
    }

    pbi->common.error.error_code = VPX_CODEC_OK;

    if (setjmp(pbi->common.error.jmp))
    {
        pbi->common.error.setjmp = 0;
        return -1;
    }

    pbi->common.error.setjmp = 1;

#if HAVE_ARMV7
    vp8_push_neon(dx_store_reg);
#endif

    vpx_usec_timer_start(&timer);

    //cm->current_video_frame++;
    pbi->Source = source;
    pbi->source_sz = size;

    retcode = vp8_decode_frame(pbi);

    if (retcode < 0)
    {
#if HAVE_ARMV7
        vp8_pop_neon(dx_store_reg);
#endif
        pbi->common.error.error_code = VPX_CODEC_ERROR;
        pbi->common.error.setjmp = 0;
        return retcode;
    }

    // Update the GF useage maps.
    vp8_update_gf_useage_maps(cm, &pbi->mb);

    if (pbi->b_multithreaded_lf && pbi->common.filter_level != 0)
        vp8_stop_lfthread(pbi);

    if (cm->refresh_last_frame)
    {
        vp8_swap_yv12_buffer(&cm->last_frame, &cm->new_frame);

        cm->frame_to_show = &cm->last_frame;
    }
    else
    {
        cm->frame_to_show = &cm->new_frame;
    }

    if (!pbi->b_multithreaded_lf)
    {
        struct vpx_usec_timer lpftimer;
        vpx_usec_timer_start(&lpftimer);
        // Apply the loop filter if appropriate.

        if (cm->filter_level > 0)
        {
            vp8_loop_filter_frame(cm, &pbi->mb, cm->filter_level);
            cm->last_frame_type = cm->frame_type;
            cm->last_filter_type = cm->filter_type;
            cm->last_sharpness_level = cm->sharpness_level;

        }

        vpx_usec_timer_mark(&lpftimer);
        pbi->time_loop_filtering += vpx_usec_timer_elapsed(&lpftimer);
    }

    vp8_yv12_extend_frame_borders_ptr(cm->frame_to_show);

#if 0
    // DEBUG code
    //vp8_recon_write_yuv_frame("recon.yuv", cm->frame_to_show);
    if (cm->current_video_frame <= 5)
        write_dx_frame_to_file(cm->frame_to_show, cm->current_video_frame);
#endif

    // If any buffer copy / swaping is signalled it should be done here.
    if (cm->copy_buffer_to_arf)
    {
        if (cm->copy_buffer_to_arf == 1)
        {
            if (cm->refresh_last_frame)
                vp8_yv12_copy_frame_ptr(&cm->new_frame, &cm->alt_ref_frame);
            else
                vp8_yv12_copy_frame_ptr(&cm->last_frame, &cm->alt_ref_frame);
        }
        else if (cm->copy_buffer_to_arf == 2)
            vp8_yv12_copy_frame_ptr(&cm->golden_frame, &cm->alt_ref_frame);
    }

    if (cm->copy_buffer_to_gf)
    {
        if (cm->copy_buffer_to_gf == 1)
        {
            if (cm->refresh_last_frame)
                vp8_yv12_copy_frame_ptr(&cm->new_frame, &cm->golden_frame);
            else
                vp8_yv12_copy_frame_ptr(&cm->last_frame, &cm->golden_frame);
        }
        else if (cm->copy_buffer_to_gf == 2)
            vp8_yv12_copy_frame_ptr(&cm->alt_ref_frame, &cm->golden_frame);
    }

    // Should the golden or alternate reference frame be refreshed?
    if (cm->refresh_golden_frame || cm->refresh_alt_ref_frame)
    {
        if (cm->refresh_golden_frame)
            vp8_yv12_copy_frame_ptr(cm->frame_to_show, &cm->golden_frame);

        if (cm->refresh_alt_ref_frame)
            vp8_yv12_copy_frame_ptr(cm->frame_to_show, &cm->alt_ref_frame);

        //vpx_log("Decoder: recovery frame received \n");

        // Update data structures that monitors GF useage
        vpx_memset(cm->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
        cm->gf_active_count = cm->mb_rows * cm->mb_cols;
    }

    vp8_clear_system_state();

    vpx_usec_timer_mark(&timer);
    pbi->decode_microseconds = vpx_usec_timer_elapsed(&timer);

    pbi->time_decoding += pbi->decode_microseconds;

//  vp8_print_modes_and_motion_vectors( cm->mi, cm->mb_rows,cm->mb_cols, cm->current_video_frame);

    if (cm->show_frame)
        cm->current_video_frame++;

    pbi->ready_for_new_data = 0;
    pbi->last_time_stamp = time_stamp;

#if 0
    {
        int i;
        INT64 earliest_time = pbi->dr[0].time_stamp;
        INT64 latest_time = pbi->dr[0].time_stamp;
        INT64 time_diff = 0;
        int bytes = 0;

        pbi->dr[pbi->common.current_video_frame&0xf].size = pbi->bc.pos + pbi->bc2.pos + 4;;
        pbi->dr[pbi->common.current_video_frame&0xf].time_stamp = time_stamp;

        for (i = 0; i < 16; i++)
        {

            bytes += pbi->dr[i].size;

            if (pbi->dr[i].time_stamp < earliest_time)
                earliest_time = pbi->dr[i].time_stamp;

            if (pbi->dr[i].time_stamp > latest_time)
                latest_time = pbi->dr[i].time_stamp;
        }

        time_diff = latest_time - earliest_time;

        if (time_diff > 0)
        {
            pbi->common.bitrate = 80000.00 * bytes / time_diff  ;
            pbi->common.framerate = 160000000.00 / time_diff ;
        }

    }
#endif

#if HAVE_ARMV7
    vp8_pop_neon(dx_store_reg);
#endif
    pbi->common.error.setjmp = 0;
    return retcode;
}