Diff: uvc/uvcini.cpp

Revision:

0:1ed23ab1345f

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uvc/uvcini.cpp	Tue Jun 26 14:27:45 2012 +0000
@@ -0,0 +1,263 @@
+#include "mbed.h"
+#include "uvc.h"
+#define __DEBUG
+#include "mydbg.h"
+#include "stcamcfg.h"
+
+const struct stcamcfg stcamcfg_table[] = {
+/*
+{0x045e, 0x074a,
+160,120,
+PAYLOAD_MJPEG,
+0x81, 128,
+1, 5, 2000000, // 160x120 5.0fps
+1, 1, "Microsoft LifeCam VX-700",
+8, 3,
+},*/
+/*
+{0x0c45, 0x62c0,
+160,120,
+PAYLOAD_MJPEG,
+0x81, 128,
+1, 5, 2000000, // 160x120 5.0fps
+1, 1, "UVCA130AF",
+8, 3,
+},*/
+
+{0x046d, 0x0994,
+160,120,
+PAYLOAD_MJPEG,
+0, 0,
+0, 0, 2000000, // 160x120 10.0fps
+0, 0, "Logitech QuickCam Orbit AF",
+0, 3,
+},
+{0x0000, 0x0000,
+160,120,
+PAYLOAD_MJPEG,
+0x00, 0,
+0, 0, 2000000,
+0, 0, "default",
+0, 3,
+},
+};
+
+inline void LE32(uint32_t n, uint8_t* d)
+{
+    d[0] = (uint8_t)n;
+    d[1] = (uint8_t)(n >> 8);
+    d[2] = (uint8_t)(n >> 16);
+    d[3] = (uint8_t)(n >> 24);
+}
+
+void uvc::SetFormatIndex(int index)
+{
+    DBG_ASSERT(index >= 1);
+    DBG_ASSERT(index <= 2);
+    m_FormatIndex = index;
+}
+
+void uvc::SetFrameIndex(int index)
+{
+    DBG_ASSERT(index >= 1);
+    DBG_ASSERT(index <= 8);
+    m_FrameIndex = index;
+}
+
+void uvc::SetFrameInterval(int val)
+{
+    DBG_ASSERT(val >= 333333);
+    DBG_ASSERT(val <= 10000000);
+    m_FrameInterval = val;
+}
+
+void uvc::SetPacketSize(int size)
+{
+    DBG_ASSERT(size >= 128);
+    DBG_ASSERT(size <= 956);
+    m_PacketSize = size;
+}
+
+void uvc::SetImageSize(int width, int height)
+{
+    DBG_ASSERT(width >= 160);
+    DBG_ASSERT(width <= 800);
+    DBG_ASSERT(height >= 120);
+    DBG_ASSERT(height <= 600);
+    m_width = width;
+    m_height = height;
+}
+
+void uvc::SetPayload(int payload)
+{
+    DBG_ASSERT(payload == PAYLOAD_MJPEG || payload == PAYLOAD_YUY2);
+    m_payload = payload;
+}
+
+void uvc::poll()
+{
+    isochronous();
+}
+
+int uvc::_init()
+{
+    m_init = true;
+    UsbErr rc;
+    for(int i = 0; i < 2; i++) {
+        m_pDev = m_pHost->getDeviceByClass(CLASS_VIDEO, m_cam); // UVC
+        if (m_pDev || i > 0) {
+            break;
+        }
+        rc = Usb_poll();
+        if (rc == USBERR_PROCESSING) {
+            VERBOSE("%p USBERR_PROCESSING\n", this);
+            return -1;
+        }
+    }
+    DBG("m_pDev=%p\n", m_pDev);
+    if (!m_pDev) {
+        VERBOSE("%p UVC CAMERA(%d) NOT FOUND\n", this, m_cam);
+        return -1;
+    }
+    DBG_ASSERT(m_pDev);
+    
+    struct stcamcfg cfg;
+    for(int i = 0; ; i++) {
+        cfg = stcamcfg_table[i];
+        if (cfg.idVender == 0x0000) {
+            DBG("not cam config\n");
+            DBG("vid: %04X\n", m_pDev->getVid());
+            DBG("pid: %04X\n", m_pDev->getPid());
+            break;
+        }
+        if (cfg.idVender == m_pDev->getVid() && cfg.idProduct ==  m_pDev->getPid()) {
+            DBG_ASSERT(cfg.name);
+            DBG("found %s\n", cfg.name);
+            break;
+        }
+    }
+
+    if (m_width) {
+        cfg.width = m_width;
+    }
+    if (m_height) {
+        cfg.height = m_height;
+    }
+    if (m_payload != PAYLOAD_UNDEF) {
+        cfg.payload = m_payload;
+    }
+    if (m_FormatIndex) {
+        cfg.FormatIndex = m_FormatIndex;
+    }
+    if (m_FrameIndex) {
+        cfg.FrameIndex = m_FrameIndex;
+    }
+    if (m_FrameInterval) {
+        cfg.dwFrameInterval = m_FrameInterval;
+    }
+    if (m_PacketSize) {
+        cfg.wMaxPacketSize = m_PacketSize;
+    }
+
+    _config(&cfg);
+
+    if (cfg.payload == PAYLOAD_YUY2) {
+        if (cfg.FormatIndex == 0) {
+            VERBOSE("YUY2 FORMAT NOT FOUND\n");
+            return -1;
+        }
+    }
+    
+    if (cfg.iso_FrameCount == 0) {
+        int c = usb_bp_size() / cfg.wMaxPacketSize;
+        if (c > 8) {
+            c = 8;
+        }
+        cfg.iso_FrameCount = c; 
+    }
+    DBG_ASSERT(cfg.iso_FrameCount >= 1);
+    DBG_ASSERT(cfg.iso_FrameCount <= 8);
+    DBG_ASSERT((cfg.iso_FrameCount * cfg.wMaxPacketSize) <= usb_bp_size());
+    if (cfg.iso_itdCount == 0) {
+        cfg.iso_itdCount = 3;
+    }
+    DBG_ASSERT(cfg.iso_itdCount >= 1);
+    DBG("cfg.wMaxPacketSize=%d\n", cfg.wMaxPacketSize);
+    DBG("cfg.iso_FrameCount=%d\n", cfg.iso_FrameCount);
+    DBG("cfg.iso_itdCount=%d\n", cfg.iso_itdCount);
+    DBG_ASSERT(cfg.iso_FrameCount >= 1 && cfg.iso_FrameCount <= 8);
+    //m_pEpIntIn = new UsbEndpoint(m_pDev, 0x83, true, USB_INT, 16);
+    //DBG_ASSERT(m_pEpIntIn);
+    
+    DBG_ASSERT(cfg.bEndpointAddress == 0x81);
+    DBG_ASSERT(cfg.wMaxPacketSize >= 128);
+    DBG_ASSERT(cfg.wMaxPacketSize <= 956);
+    m_PacketSize = cfg.wMaxPacketSize;
+    DBG_ASSERT(m_PacketSize); 
+    m_pEpIsoIn = new UsbEndpoint(m_pDev, cfg.bEndpointAddress, true, USB_ISO, m_PacketSize);
+    DBG_ASSERT(m_pEpIsoIn);
+
+    DBG_ASSERT(cfg.FormatIndex >= 1);
+    DBG_ASSERT(cfg.FormatIndex <= 2);
+    DBG_ASSERT(cfg.FrameIndex >= 1);
+    DBG_ASSERT(cfg.FrameIndex <= 8);
+    DBG_ASSERT(cfg.dwFrameInterval <= 10000000);
+    DBG_ASSERT(cfg.dwFrameInterval >= 333333);
+
+    uint8_t temp1[1];
+    temp1[0] = 0x00;
+    rc = Control(GET_INFO, VS_PROBE_CONTROL, 1, temp1, sizeof(temp1));
+    DBG_ASSERT(rc == USBERR_OK);
+    DBG_BYTES("GET_INFO Probe ", temp1, sizeof(temp1));
+
+    uint8_t temp[34];
+    rc = Control(GET_CUR, VS_PROBE_CONTROL, 1, temp, sizeof(temp));
+    DBG_ASSERT(rc == USBERR_OK);
+    DBG_BYTES("GET_CUR Probe ", temp, sizeof(temp));
+
+    uint8_t param[34];
+    memset(param, 0x00, sizeof(param));
+    param[0] = 0x00;
+    param[2] = cfg.FormatIndex;
+    param[3] = cfg.FrameIndex; // 160x120
+    LE32(cfg.dwFrameInterval, param+4); // Frame Interval
+
+    DBG_BYTES("SET_CUR Probe ", param, sizeof(param));
+    rc = Control(SET_CUR, VS_PROBE_CONTROL, 1, param, sizeof(param));
+    DBG_ASSERT(rc == USBERR_OK);
+
+    rc = Control(GET_CUR, VS_PROBE_CONTROL, 1, temp, sizeof(temp));
+    DBG_ASSERT(rc == USBERR_OK);
+    DBG_BYTES("GET_CUR Probe ", temp, sizeof(temp));
+
+    rc = Control(GET_CUR, VS_COMMIT_CONTROL, 1, temp, sizeof(temp));
+    DBG_ASSERT(rc == USBERR_OK);
+    DBG_BYTES("GET_CUR Commit", temp, sizeof(temp));
+
+    DBG_BYTES("SET_CUR Commit", param, sizeof(param));
+    rc = Control(SET_CUR, VS_COMMIT_CONTROL, 1, param, sizeof(param));
+    DBG_ASSERT(rc == USBERR_OK);
+
+    //USBH_SET_INTERFACE(1, 1); // alt=1 size=128
+    DBG_ASSERT(cfg.bInterface >= 1); 
+    DBG_ASSERT(cfg.bAlternate >= 1);
+    DBG_ASSERT(cfg.bAlternate <= 6);
+    //rc = m_pDev->controlSend(
+    //              USB_HOST_TO_DEVICE | USB_RECIPIENT_INTERFACE, 
+    //              SET_INTERFACE, cfg.bAlternate, cfg.bInterface, NULL, 0);
+    rc = m_pDev->SetInterfaceAlternate(cfg.bInterface, cfg.bAlternate);
+    DBG_ASSERT(rc == USBERR_OK);
+
+    DBG_ASSERT(cfg.iso_FrameCount >= 1);
+    DBG_ASSERT(cfg.iso_FrameCount <= 8);
+    m_FrameCount = cfg.iso_FrameCount;
+    DBG_ASSERT(cfg.iso_itdCount >= 1);
+    DBG_ASSERT(cfg.iso_itdCount <= 8);
+    m_itdCount = cfg.iso_itdCount;
+    
+    LPC_USB->HcControl |= OR_CONTROL_PLE; // PeriodicListEnable
+    LPC_USB->HcControl |= OR_CONTROL_IE;  // IsochronousEnable
+
+    m_connect = true;
+    return 0;
+}