static GstFlowReturn gst_aasink_render (GstBaseSink * basesink, GstBuffer * buffer) { GstAASink *aasink; aasink = GST_AASINK (basesink); GST_DEBUG ("render"); gst_aasink_scale (aasink, GST_BUFFER_DATA (buffer), /* src */ aa_image (aasink->context), /* dest */ aasink->width, /* sw */ aasink->height, /* sh */ aa_imgwidth (aasink->context), /* dw */ aa_imgheight (aasink->context)); /* dh */ aa_render (aasink->context, &aasink->ascii_parms, 0, 0, aa_imgwidth (aasink->context), aa_imgheight (aasink->context)); aa_flush (aasink->context); aa_getevent (aasink->context, FALSE); return GST_FLOW_OK; }
static GstFlowReturn gst_aasink_show_frame (GstVideoSink * videosink, GstBuffer * buffer) { GstAASink *aasink; GstVideoFrame frame; aasink = GST_AASINK (videosink); GST_DEBUG ("show frame"); if (!gst_video_frame_map (&frame, &aasink->info, buffer, GST_MAP_READ)) goto invalid_frame; gst_aasink_scale (aasink, GST_VIDEO_FRAME_PLANE_DATA (&frame, 0), /* src */ aa_image (aasink->context), /* dest */ GST_VIDEO_INFO_WIDTH (&aasink->info), /* sw */ GST_VIDEO_INFO_HEIGHT (&aasink->info), /* sh */ GST_VIDEO_FRAME_PLANE_STRIDE (&frame, 0), /* ss */ aa_imgwidth (aasink->context), /* dw */ aa_imgheight (aasink->context)); /* dh */ aa_render (aasink->context, &aasink->ascii_parms, 0, 0, aa_imgwidth (aasink->context), aa_imgheight (aasink->context)); aa_flush (aasink->context); aa_getevent (aasink->context, FALSE); gst_video_frame_unmap (&frame); return GST_FLOW_OK; /* ERRORS */ invalid_frame: { GST_DEBUG_OBJECT (aasink, "invalid frame"); return GST_FLOW_ERROR; } }