ArvStream *
arv_camera_create_stream (ArvCamera *camera, ArvStreamCallback callback, gpointer user_data)
{
g_return_val_if_fail (ARV_IS_CAMERA (camera), NULL);
return arv_device_create_stream (camera->priv->device, callback, user_data);
}
ArvGvStream *CreateStream(void)
{
gboolean bAutoBuffer = FALSE;
gboolean bPacketResend = TRUE;
unsigned int timeoutPacket = 40; // milliseconds
unsigned int timeoutFrameRetention = 200;
ArvGvStream *pStream = (ArvGvStream *)arv_device_create_stream (global.pDevice, NULL, NULL);
if (pStream)
{
ArvBuffer *pBuffer;
gint nbytesPayload;
if (!ARV_IS_GV_STREAM (pStream))
ROS_WARN("Stream is not a GV_STREAM");
if (bAutoBuffer)
g_object_set (pStream,
"socket-buffer",
ARV_GV_STREAM_SOCKET_BUFFER_AUTO,
"socket-buffer-size", 0,
NULL);
if (!bPacketResend)
g_object_set (pStream,
"packet-resend",
bPacketResend ? ARV_GV_STREAM_PACKET_RESEND_ALWAYS : ARV_GV_STREAM_PACKET_RESEND_NEVER,
NULL);
g_object_set (pStream,
"packet-timeout",
(unsigned) timeoutPacket * 1000,
"frame-retention", (unsigned) timeoutFrameRetention * 1000,
NULL);
// Load up some buffers.
nbytesPayload = arv_camera_get_payload (global.pCamera);
for (int i=0; i<50; i++)
{
pBuffer = arv_buffer_new (nbytesPayload, NULL);
arv_stream_push_buffer ((ArvStream *)pStream, pBuffer);
}
}
return pStream;
} // CreateStream()
