#include "errors.h" /* for VFW_E_XXXX */
#include "mmsystem.h" /* for MAKEFOURCC macro */
#include "maru_camera_win32.h"
+#include "videodev2_min.h"
+#include "maru_camera_convert.h"
MULTI_DEBUG_CHANNEL(tizen, camera);
} \
} while (0)
-typedef HRESULT (STDAPICALLTYPE *CallbackFn)(ULONG dwSize, BYTE *pBuffer);
+typedef HRESULT (STDAPICALLTYPE *CallbackFn)(MaruCamState *pState,
+ ULONG dwSize, BYTE *pBuffer);
/*
* HWCGrabCallback
typedef struct HWCGrabCallback {
IGrabCallback IGrabCallback_iface;
long m_cRef;
+ MaruCamState *m_pState;
CallbackFn m_pCallback;
STDMETHODIMP (*SetCallback)(IGrabCallback *iface, CallbackFn pCallbackFn);
+ STDMETHODIMP (*SetState)(IGrabCallback *iface, MaruCamState *pState);
} HWCGrabCallback;
static inline HWCGrabCallback *impl_from_IGrabCallback(IGrabCallback *iface)
if (InterlockedDecrement(&This->m_cRef) == 0) {
This->m_pCallback = NULL;
+ This->m_pState = NULL;
g_free((void *)This);
This = NULL;
return 0;
HWCGrabCallback *This = impl_from_IGrabCallback(iface);
if (This->m_pCallback) {
- HRESULT hr = This->m_pCallback(dwSize, pBuffer);
+ HRESULT hr = This->m_pCallback(This->m_pState, dwSize, pBuffer);
if (FAILED(hr)) {
return E_FAIL;
} else {
return S_OK;
}
+static STDMETHODIMP HWCGrabCallback_SetState(IGrabCallback *iface,
+ MaruCamState *pState)
+{
+ HWCGrabCallback *This = impl_from_IGrabCallback(iface);
+
+ This->m_pState = pState;
+ return S_OK;
+}
+
static IGrabCallbackVtbl HWCGrabCallback_Vtbl = {
HWCGrabCallback_QueryInterface,
HWCGrabCallback_AddRef,
This->m_cRef = 1;
This->m_pCallback = NULL;
This->SetCallback = HWCGrabCallback_SetCallback;
+ This->SetState = HWCGrabCallback_SetState;
*ppv = &This->IGrabCallback_iface;
return S_OK;
}
IMemAllocator *m_pAllocator;
BOOL m_bReadOnly;
long m_cRef;
- STDMETHODIMP (*SetGrabCallbackIF)(IPin *iface, IGrabCallback *pCaptureCB);
+ STDMETHODIMP (*SetGrabCb)(IPin *iface, IGrabCallback *pCaptureCB);
} HWCInPin;
static inline HWCInPin *impl_from_IPin(IPin *iface)
This->m_pCallback = NULL;
This->m_pAllocator = NULL;
This->m_cRef = 1;
- This->SetGrabCallbackIF = HWCPin_SetCallback;
+ This->SetGrabCb = HWCPin_SetCallback;
*ppv = &This->IPin_iface;
return S_OK;
*
**********************************************************/
-
-/*
- * Declaration global variables for Win32 COM Interfaces
- */
-IGraphBuilder *g_pGB ;
-ICaptureGraphBuilder2 *g_pCGB;
-IMediaControl *g_pMediaControl;
-
-IPin *g_pOutputPin;
-IPin *g_pInputPin;
-IBaseFilter *g_pDstFilter;
-IBaseFilter *g_pSrcFilter;
-
-IGrabCallback *g_pCallback;
-
-typedef struct tagMaruCamConvertPixfmt {
- uint32_t fmt; /* fourcc */
- uint32_t bpp; /* bits per pixel, 0 for compressed formats */
- uint32_t needs_conversion;
-} MaruCamConvertPixfmt;
-
-static MaruCamConvertPixfmt supported_dst_pixfmts[] = {
- { V4L2_PIX_FMT_YUYV, 16, 0 },
- { V4L2_PIX_FMT_YUV420, 12, 0 },
- { V4L2_PIX_FMT_YVU420, 12, 0 },
+static uint32_t support_fmts[] = {
+ V4L2_PIX_FMT_YUYV,
+ V4L2_PIX_FMT_YUV420,
+ V4L2_PIX_FMT_YVU420,
};
-typedef struct tagMaruCamConvertFrameInfo {
+struct MCFrame {
uint32_t width;
uint32_t height;
-} MaruCamConvertFrameInfo;
-
-static MaruCamConvertFrameInfo supported_dst_frames[] = {
- { 640, 480 },
- { 352, 288 },
- { 320, 240 },
- { 176, 144 },
- { 160, 120 },
};
-#define MARUCAM_CTRL_VALUE_MAX 20
-#define MARUCAM_CTRL_VALUE_MIN 1
-#define MARUCAM_CTRL_VALUE_MID 10
-#define MARUCAM_CTRL_VALUE_STEP 1
+static struct MCFrame support_frames[] = {
+ { 640, 480 },
+ { 352, 288 },
+ { 320, 240 },
+ { 176, 144 },
+ { 160, 120 },
+};
-struct marucam_qctrl {
+struct MCControls {
uint32_t id;
uint32_t hit;
long min;
long init_val;
};
-static struct marucam_qctrl qctrl_tbl[] = {
+static struct MCControls ctrl_tbl[] = {
{ V4L2_CID_BRIGHTNESS, 0, },
{ V4L2_CID_CONTRAST, 0, },
{ V4L2_CID_SATURATION, 0, },
{ V4L2_CID_SHARPNESS, 0, },
};
-static MaruCamState *g_state;
-
-static uint32_t ready_count;
-static uint32_t cur_fmt_idx;
-static uint32_t cur_frame_idx;
-static void *grab_buf;
-static uint32_t g_dwSrcFmt;
+typedef struct MCBackendWin {
+ MaruCamBackend base;
+ /*
+ * Declaration variables for Win32 COM Interfaces
+ */
+ IGraphBuilder *pGB ;
+ ICaptureGraphBuilder2 *pCGB;
+ IMediaControl *pMC;
+ IPin *pOutPin;
+ IPin *pInPin;
+ IBaseFilter *pDstFilter;
+ IBaseFilter *pSrcFilter;
+ IGrabCallback *pCallback;
+
+ uint32_t ready_count;
+ int32_t src_fmt;
+ int32_t dst_width;
+ int32_t dst_height;
+ int32_t dst_fmt;
+ void *buf;
+} MCBackendWin;
/*
* Helper functions - converting values
/*
* Callback function for grab frames
*/
-static STDMETHODIMP marucam_device_callbackfn(ULONG dwSize, BYTE *pBuffer)
+static STDMETHODIMP marucam_device_callbackfn(MaruCamState *state,
+ ULONG dwSize, BYTE *pBuffer)
{
void *tmp_buf;
uint32_t width, height, fmt, imgsize;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
- width = supported_dst_frames[cur_frame_idx].width;
- height = supported_dst_frames[cur_frame_idx].height;
- fmt = supported_dst_pixfmts[cur_fmt_idx].fmt;
+ width = backend->dst_width;
+ height = backend->dst_height;
+ fmt = backend->dst_fmt;
imgsize = get_sizeimage(fmt, width, height);
if (imgsize > (uint32_t)dwSize) {
return E_FAIL;
}
- if (convert_frame(g_dwSrcFmt, fmt, width, height,
- (size_t)dwSize, pBuffer, grab_buf) > 0) {
+ if (convert_frame(backend->src_fmt, backend->dst_fmt, width, height,
+ (size_t)dwSize, pBuffer, backend->buf) > 0) {
return E_FAIL;
}
- qemu_mutex_lock(&g_state->thread_mutex);
- if (g_state->streamon) {
- if (ready_count < MARUCAM_SKIPFRAMES) {
+ qemu_mutex_lock(&state->thread_mutex);
+ if (state->streamon) {
+ if (backend->ready_count < MARUCAM_SKIPFRAMES) {
/* skip a frame cause first some frame are distorted */
- ++ready_count;
- TRACE("skip %d frame\n", ready_count);
- qemu_mutex_unlock(&g_state->thread_mutex);
+ ++backend->ready_count;
+ TRACE("skip %d frame\n", backend->ready_count);
+ qemu_mutex_unlock(&state->thread_mutex);
return S_OK;
}
- if (g_state->req_frame == 0) {
+ if (state->req_frame == 0) {
TRACE("there is no request\n");
- qemu_mutex_unlock(&g_state->thread_mutex);
+ qemu_mutex_unlock(&state->thread_mutex);
return S_OK;
}
- tmp_buf = g_state->vaddr + g_state->buf_size * (g_state->req_frame - 1);
- memcpy(tmp_buf, grab_buf, g_state->buf_size);
- g_state->req_frame = 0; /* clear request */
- g_state->isr |= 0x01; /* set a flag of rasing a interrupt */
- qemu_bh_schedule(g_state->tx_bh);
+ tmp_buf = state->fb_ptr + state->buf_size * (state->req_frame - 1);
+ memcpy(tmp_buf, backend->buf, state->buf_size);
+ state->req_frame = 0; /* clear request */
+ state->isr |= 0x01; /* set a flag of rasing a interrupt */
+ qemu_bh_schedule(state->tx_bh);
}
- qemu_mutex_unlock(&g_state->thread_mutex);
+ qemu_mutex_unlock(&state->thread_mutex);
return S_OK;
}
* Internal functions for manipulate interfaces
*/
-static STDMETHODIMP_(void) CloseInterfaces(void)
+static STDMETHODIMP_(void) CloseInterfaces(MCBackendWin *backend)
{
- if (g_pMediaControl) {
- g_pMediaControl->lpVtbl->Stop(g_pMediaControl);
+ if (backend->pMC) {
+ backend->pMC->lpVtbl->Stop(backend->pMC);
}
- if (g_pOutputPin) {
- g_pOutputPin->lpVtbl->Disconnect(g_pOutputPin);
+ if (backend->pOutPin) {
+ backend->pOutPin->lpVtbl->Disconnect(backend->pOutPin);
}
- SAFE_RELEASE(g_pGB);
- SAFE_RELEASE(g_pCGB);
- SAFE_RELEASE(g_pMediaControl);
- SAFE_RELEASE(g_pOutputPin);
- SAFE_RELEASE(g_pInputPin);
- SAFE_RELEASE(g_pDstFilter);
- SAFE_RELEASE(g_pSrcFilter);
- SAFE_RELEASE(g_pCallback);
+ SAFE_RELEASE(backend->pGB);
+ SAFE_RELEASE(backend->pCGB);
+ SAFE_RELEASE(backend->pMC);
+ SAFE_RELEASE(backend->pOutPin);
+ SAFE_RELEASE(backend->pInPin);
+ SAFE_RELEASE(backend->pDstFilter);
+ SAFE_RELEASE(backend->pSrcFilter);
+ SAFE_RELEASE(backend->pCallback);
}
static STDMETHODIMP_(void) DeleteMediaType(AM_MEDIA_TYPE *pmt)
return S_FALSE;
}
-static STDMETHODIMP GraphBuilder_Init(void)
+static STDMETHODIMP GraphBuilder_Init(MCBackendWin *backend)
{
HRESULT hr;
hr = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC,
- &IID_IGraphBuilder, (void **)&g_pGB);
+ &IID_IGraphBuilder, (void **)&backend->pGB);
if (FAILED(hr)) {
ERR("Failed to create instance of GraphBuilder, 0x%x\n", hr);
return hr;
}
hr = CoCreateInstance(&CLSID_CaptureGraphBuilder2, NULL, CLSCTX_INPROC,
- &IID_ICaptureGraphBuilder2, (void **)&g_pCGB);
+ &IID_ICaptureGraphBuilder2,
+ (void **)&backend->pCGB);
if (FAILED(hr)) {
ERR("Failed to create instance of CaptureGraphBuilder2, 0x%x\n", hr);
return hr;
}
- hr = g_pCGB->lpVtbl->SetFiltergraph(g_pCGB, g_pGB);
+ hr = backend->pCGB->lpVtbl->SetFiltergraph(backend->pCGB, backend->pGB);
if (FAILED(hr)) {
ERR("Failed to SetFiltergraph, 0x%x\n", hr);
return hr;
}
- hr = g_pGB->lpVtbl->QueryInterface(g_pGB, &IID_IMediaControl,
- (void **)&g_pMediaControl);
+ hr = backend->pGB->lpVtbl->QueryInterface(backend->pGB, &IID_IMediaControl,
+ (void **)&backend->pMC);
if (FAILED(hr)) {
ERR("Failed to QueryInterface for IMediaControl, 0x%x\n", hr);
return hr;
}
- hr = HWCGrabCallback_Construct(&g_pCallback);
- if (g_pCallback == NULL) {
+ hr = HWCGrabCallback_Construct(&backend->pCallback);
+ if (backend->pCallback == NULL) {
hr = E_OUTOFMEMORY;
}
- hr = ((HWCGrabCallback *)g_pCallback)->SetCallback(g_pCallback,
- (CallbackFn)marucam_device_callbackfn);
+ hr = ((HWCGrabCallback *)(backend->pCallback))->SetCallback(
+ backend->pCallback, (CallbackFn)marucam_device_callbackfn);
+ hr = ((HWCGrabCallback *)(backend->pCallback))->SetState(
+ backend->pCallback, backend->base.state);
return hr;
}
-static STDMETHODIMP BindSourceFilter(void)
+static STDMETHODIMP BindSourceFilter(MCBackendWin *backend)
{
HRESULT hr;
ICreateDevEnum *pCreateDevEnum = NULL;
hr = pBag->lpVtbl->Read(pBag, L"FriendlyName", &var, NULL);
if (hr == NOERROR) {
hr = pMoniKer->lpVtbl->BindToObject(pMoniKer, NULL, NULL,
- &IID_IBaseFilter,
- (void **)&g_pSrcFilter);
+ &IID_IBaseFilter,
+ (void **)&backend->pSrcFilter);
if (FAILED(hr)) {
ERR("Counldn't bind moniker to filter object!!\n");
} else {
- g_pSrcFilter->lpVtbl->AddRef(g_pSrcFilter);
+ backend->pSrcFilter->lpVtbl->AddRef(backend->pSrcFilter);
}
SysFreeString(var.bstrVal);
}
}
if (SUCCEEDED(hr)) {
- hr = g_pGB->lpVtbl->AddFilter(g_pGB, g_pSrcFilter, L"Video Capture");
+ hr = backend->pGB->lpVtbl->AddFilter(backend->pGB,
+ backend->pSrcFilter,
+ L"Video Capture");
if (hr != S_OK && hr != S_FALSE) {
ERR("Counldn't add Video Capture filter to our graph!\n");
- SAFE_RELEASE(g_pSrcFilter);
+ SAFE_RELEASE(backend->pSrcFilter);
}
}
SAFE_RELEASE(pEnumMK);
return hr;
}
-static STDMETHODIMP BindTargetFilter(void)
+static STDMETHODIMP BindTargetFilter(MCBackendWin *backend)
{
HRESULT hr;
- hr = HWCFilter_Construct(&g_pDstFilter);
+ hr = HWCFilter_Construct(&backend->pDstFilter);
- if (SUCCEEDED(hr) && g_pDstFilter) {
- hr = g_pGB->lpVtbl->AddFilter(g_pGB, g_pDstFilter, L"HWCFilter");
+ if (SUCCEEDED(hr) && backend->pDstFilter) {
+ hr = backend->pGB->lpVtbl->AddFilter(backend->pGB,
+ backend->pDstFilter,
+ L"HWCFilter");
if (FAILED(hr)) {
ERR("Counldn't add HWCFilterr to our graph!\n");
- SAFE_RELEASE(g_pDstFilter);
+ SAFE_RELEASE(backend->pDstFilter);
}
}
return hr;
}
-static STDMETHODIMP ConnectFilters(void)
+static STDMETHODIMP ConnectFilters(MCBackendWin *backend)
{
+ IGraphBuilder *pGB = backend->pGB;
+ IBaseFilter *pSrc = backend->pSrcFilter;
+ IBaseFilter *pDst = backend->pDstFilter;
+ IPin *pOut = backend->pOutPin;
+ IPin *pIn = backend->pInPin;
HRESULT hr;
- hr = GetPin(g_pSrcFilter, PINDIR_OUTPUT , &g_pOutputPin);
+ hr = GetPin(pSrc, PINDIR_OUTPUT , &pOut);
if (FAILED(hr)) {
ERR("Failed to get output pin. 0x%x\n", hr);
return hr;
}
- hr = GetPin(g_pDstFilter, PINDIR_INPUT , &g_pInputPin);
+ hr = GetPin(pDst, PINDIR_INPUT , &pIn);
if (FAILED(hr)) {
ERR("Failed to get input pin. 0x%x\n", hr);
return hr;
}
- hr = g_pGB->lpVtbl->Connect(g_pGB, g_pOutputPin, g_pInputPin);
+ hr = pGB->lpVtbl->Connect(pGB, pOut, pIn);
if (FAILED(hr)) {
ERR("Failed to connect pins. 0x%x\n", hr);
}
return hr;
}
-static STDMETHODIMP DisconnectPins(void)
+static STDMETHODIMP DisconnectPins(MCBackendWin *backend)
{
+ IGraphBuilder *pGB = backend->pGB;
+ IPin *pOut = backend->pOutPin;
+ IPin *pIn = backend->pInPin;
HRESULT hr;
- hr = g_pGB->lpVtbl->Disconnect(g_pGB, g_pOutputPin);
+ hr = pGB->lpVtbl->Disconnect(pGB, pOut);
if (FAILED(hr)) {
ERR("Failed to disconnect output pin. 0x%x\n", hr);
return hr;
}
- hr = g_pGB->lpVtbl->Disconnect(g_pGB, g_pInputPin);
+ hr = pGB->lpVtbl->Disconnect(pGB, pIn);
if (FAILED(hr)) {
ERR("Failed to disconnect input pin. 0x%x\n", hr);
}
return hr;
}
-static STDMETHODIMP RemoveFilters(void)
+static STDMETHODIMP RemoveFilters(MCBackendWin *backend)
{
+ IGraphBuilder *pGB = backend->pGB;
+ IBaseFilter *pSrc = backend->pSrcFilter;
+ IBaseFilter *pDst = backend->pDstFilter;
HRESULT hr;
- hr = g_pGB->lpVtbl->RemoveFilter(g_pGB, g_pSrcFilter);
+ hr = pGB->lpVtbl->RemoveFilter(pGB, pSrc);
if (FAILED(hr)) {
ERR("Failed to remove source filer. 0x%x\n", hr);
return hr;
}
- hr = g_pGB->lpVtbl->RemoveFilter(g_pGB, g_pDstFilter);
+ hr = pGB->lpVtbl->RemoveFilter(pGB, pDst);
if (FAILED(hr)) {
ERR("Failed to remove destination filer. 0x%x\n", hr);
}
/* default fps is 15 */
#define MARUCAM_DEFAULT_FRAMEINTERVAL 666666
-static STDMETHODIMP SetFormat(uint32_t dwWidth, uint32_t dwHeight,
- uint32_t dwDstFmt, uint32_t *dwSrcFmt)
+static STDMETHODIMP SetFormat(MCBackendWin *backend, uint32_t dwWidth,
+ uint32_t dwHeight, uint32_t dwDstFmt)
{
HRESULT hr;
IAMStreamConfig *pSConfig;
DWORD dwYUY2 = MAKEFOURCC('Y', 'U', 'Y', '2');
DWORD dwI420 = MAKEFOURCC('I', '4', '2', '0');
- if (dwSrcFmt == NULL) {
- ERR("invalid the source format pointer\n");
- return E_FAIL;
- }
-
- hr = g_pCGB->lpVtbl->FindInterface(g_pCGB, &PIN_CATEGORY_CAPTURE, 0,
- g_pSrcFilter, &IID_IAMStreamConfig,
- (void **)&pSConfig);
+ hr = backend->pCGB->lpVtbl->FindInterface(backend->pCGB,
+ &PIN_CATEGORY_CAPTURE, 0,
+ backend->pSrcFilter,
+ &IID_IAMStreamConfig,
+ (void **)&pSConfig);
if (FAILED(hr)) {
ERR("failed to FindInterface method\n");
return hr;
if ((pvi->bmiHeader.biWidth == (LONG)dwWidth) &&
(pvi->bmiHeader.biHeight == (LONG)dwHeight)) {
if (pvi->bmiHeader.biCompression == dwYUY2) {
- *dwSrcFmt = V4L2_PIX_FMT_YUYV;
+ backend->src_fmt = V4L2_PIX_FMT_YUYV;
} else if ((pvi->bmiHeader.biCompression == BI_RGB) &&
(pvi->bmiHeader.biBitCount == 24)) {
- *dwSrcFmt = V4L2_PIX_FMT_RGB24;
+ backend->src_fmt = V4L2_PIX_FMT_RGB24;
} else if (pvi->bmiHeader.biCompression == dwI420) {
- *dwSrcFmt = V4L2_PIX_FMT_YUV420;
+ backend->src_fmt = V4L2_PIX_FMT_YUV420;
} else { /* not support format */
DeleteMediaType(pmtConfig);
continue;
return hr;
}
-static STDMETHODIMP QueryVideoProcAmp(long nProperty, long *pMin, long *pMax,
+static STDMETHODIMP QueryVideoProcAmp(MCBackendWin *backend, long nProperty,
+ long *pMin, long *pMax,
long *pStep, long *pDefault)
{
HRESULT hr;
long Flags;
IAMVideoProcAmp *pProcAmp = NULL;
- hr = g_pSrcFilter->lpVtbl->QueryInterface(g_pSrcFilter,
- &IID_IAMVideoProcAmp,
- (void **)&pProcAmp);
+ hr = backend->pSrcFilter->lpVtbl->QueryInterface(backend->pSrcFilter,
+ &IID_IAMVideoProcAmp,
+ (void **)&pProcAmp);
if (FAILED(hr)) {
return hr;
}
return hr;
}
-static STDMETHODIMP GetVideoProcAmp(long nProperty, long *pValue)
+static STDMETHODIMP GetVideoProcAmp(MCBackendWin *backend,
+ long nProperty, long *pValue)
{
HRESULT hr;
long Flags;
IAMVideoProcAmp *pProcAmp = NULL;
- hr = g_pSrcFilter->lpVtbl->QueryInterface(g_pSrcFilter,
- &IID_IAMVideoProcAmp,
- (void **)&pProcAmp);
+ hr = backend->pSrcFilter->lpVtbl->QueryInterface(backend->pSrcFilter,
+ &IID_IAMVideoProcAmp,
+ (void **)&pProcAmp);
if (FAILED(hr)) {
return hr;
}
return hr;
}
-static STDMETHODIMP SetVideoProcAmp(long nProperty, long value)
+static STDMETHODIMP SetVideoProcAmp(MCBackendWin *backend,
+ long nProperty, long value)
{
HRESULT hr;
IAMVideoProcAmp *pProcAmp = NULL;
- hr = g_pSrcFilter->lpVtbl->QueryInterface(g_pSrcFilter,
- &IID_IAMVideoProcAmp,
- (void **)&pProcAmp);
+ hr = backend->pSrcFilter->lpVtbl->QueryInterface(backend->pSrcFilter,
+ &IID_IAMVideoProcAmp,
+ (void **)&pProcAmp);
if (FAILED(hr)) {
return hr;
}
return pstr;
}
-int marucam_device_check(int log_flag)
+int marucam_device_check(void)
{
struct timeval t1, t2;
int ret = 0;
hr = pBag->lpVtbl->Read(pBag, L"FriendlyName", &var, NULL);
if (hr == S_OK) {
ret = 1;
- if (!log_flag) {
- SysFreeString(var.bstrVal);
- SAFE_RELEASE(pBag);
- SAFE_RELEASE(pMoniKer);
- SAFE_RELEASE(pEnumMK);
- SAFE_RELEASE(pCreateDevEnum);
- SAFE_RELEASE(pCGB);
- SAFE_RELEASE(pGB);
- CoUninitialize();
- gettimeofday(&t2, NULL);
- ERR("Elapsed time : %lu.%06lu\n",
- t2.tv_sec-t1.tv_sec, t2.tv_usec-t1.tv_usec);
- return ret;
- }
device_name = __wchar_to_char(var.bstrVal);
INFO("Device name : %s\n", device_name);
g_free(device_name);
return ret;
}
-/* MARUCAM_CMD_INIT */
-void marucam_device_init(MaruCamState *state)
+static void backend_win_init(MaruCamState *state)
+{
+}
+
+static void backend_win_reset(MaruCamState *state)
{
- g_state = state;
}
-void marucam_device_exit(MaruCamState *state)
+static void backend_win_release(MaruCamState *state)
{
}
-/* MARUCAM_CMD_OPEN */
-void marucam_device_open(MaruCamState *state)
+static void backend_win_open(MaruCamState *state)
{
HRESULT hr;
- uint32_t dwHeight, dwWidth, dwDstFmt;
- MaruCamParam *param = state->param;
- param->top = 0;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
if (FAILED(hr)) {
- ERR("CoInitailizeEx\n");
- ERR("camera device open failed!!!, [HRESULT : 0x%x]\n", hr);
- param->errCode = EINVAL;
+ ERR("CoInitailizeEx failure\n");
+ ERR("Device open failed: HRESULT(0x%x)\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = GraphBuilder_Init();
+ hr = GraphBuilder_Init(backend);
if (FAILED(hr)) {
ERR("GraphBuilder_Init\n");
- DisconnectPins();
- RemoveFilters();
- CloseInterfaces();
+ ERR("Device open failed: HRESULT(0x%x)\n", hr);
+ DisconnectPins(backend);
+ RemoveFilters(backend);
+ CloseInterfaces(backend);
CoUninitialize();
- param->errCode = EINVAL;
- ERR("camera device open failed!!!, [HRESULT : 0x%x]\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = BindSourceFilter();
+ hr = BindSourceFilter(backend);
if (FAILED(hr)) {
ERR("BindSourceFilter\n");
- DisconnectPins();
- RemoveFilters();
- CloseInterfaces();
+ ERR("Device open failed: HRESULT(0x%x)\n", hr);
+ DisconnectPins(backend);
+ RemoveFilters(backend);
+ CloseInterfaces(backend);
CoUninitialize();
- param->errCode = EINVAL;
- ERR("camera device open failed!!!, [HRESULT : 0x%x]\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = BindTargetFilter();
+ hr = BindTargetFilter(backend);
if (FAILED(hr)) {
ERR("BindTargetFilter\n");
- DisconnectPins();
- RemoveFilters();
- CloseInterfaces();
+ ERR("Device open failed: HRESULT(0x%x)\n", hr);
+ DisconnectPins(backend);
+ RemoveFilters(backend);
+ CloseInterfaces(backend);
CoUninitialize();
- param->errCode = EINVAL;
- ERR("camera device open failed!!!, [HRESULT : 0x%x]\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = ConnectFilters();
+ hr = ConnectFilters(backend);
if (FAILED(hr)) {
ERR("ConnectFilters\n");
- DisconnectPins();
- RemoveFilters();
- CloseInterfaces();
+ ERR("Device open failed: HRESULT(0x%x)\n", hr);
+ DisconnectPins(backend);
+ RemoveFilters(backend);
+ CloseInterfaces(backend);
CoUninitialize();
- param->errCode = EINVAL;
- ERR("camera device open failed!!!, [HRESULT : 0x%x]\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- cur_frame_idx = 0;
- cur_fmt_idx = 0;
-
- dwHeight = supported_dst_frames[cur_frame_idx].height;
- dwWidth = supported_dst_frames[cur_frame_idx].width;
- dwDstFmt = supported_dst_pixfmts[cur_fmt_idx].fmt;
- hr = SetFormat(dwWidth, dwHeight, dwDstFmt, &g_dwSrcFmt);
+ /* Set default values, TODO: can be smart? */
+ backend->dst_height = support_frames[0].height;
+ backend->dst_width = support_frames[0].width;
+ backend->dst_fmt = support_fmts[0];
+ hr = SetFormat(backend, backend->dst_width, backend->dst_height,
+ backend->dst_fmt);
if (hr != S_OK) {
ERR("failed to Set default values\n");
- DisconnectPins();
- RemoveFilters();
- CloseInterfaces();
+ ERR("Device open failed: HRESULT(0x%x)\n", hr);
+ DisconnectPins(backend);
+ RemoveFilters(backend);
+ CloseInterfaces(backend);
CoUninitialize();
- param->errCode = EINVAL;
- ERR("camera device open failed!!!, [HRESULT : 0x%x]\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
return;
}
-/* MARUCAM_CMD_CLOSE */
-void marucam_device_close(MaruCamState *state)
+static void backend_win_close(MaruCamState *state)
{
- MaruCamParam *param = state->param;
- int ret = 0;
- param->top = 0;
+ uint32_t ret;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
qemu_mutex_lock(&state->thread_mutex);
ret = state->streamon;
qemu_mutex_unlock(&state->thread_mutex);
if (ret) {
- marucam_device_stop_preview(state);
+ state->backend->stream_off(state);
}
- if (g_pGB) {
- DisconnectPins();
- RemoveFilters();
+ if (backend->pGB) {
+ DisconnectPins(backend);
+ RemoveFilters(backend);
}
- CloseInterfaces();
+ CloseInterfaces(backend);
CoUninitialize();
INFO("Closed\n");
}
-/* MARUCAM_CMD_START_PREVIEW */
-void marucam_device_start_preview(MaruCamState *state)
+static void backend_win_stream_on(MaruCamState *state)
{
HRESULT hr;
uint32_t pixfmt, width, height;
- MaruCamParam *param = state->param;
- param->top = 0;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
- ready_count = 0;
- width = supported_dst_frames[cur_frame_idx].width;
- height = supported_dst_frames[cur_frame_idx].height;
- pixfmt = supported_dst_pixfmts[cur_fmt_idx].fmt;
+ backend->ready_count = 0;
+ width = backend->dst_width;
+ height = backend->dst_height;
+ pixfmt = backend->dst_fmt;
state->buf_size = get_sizeimage(pixfmt, width, height);
INFO("Pixfmt(%c%c%c%c), W:H(%d:%d), buf size(%u)\n",
width, height, state->buf_size);
INFO("Starting preview\n");
- assert(g_pCallback != NULL);
- hr = ((HWCInPin *)g_pInputPin)->SetGrabCallbackIF(g_pInputPin,
- g_pCallback);
+ assert(backend->pCallback != NULL);
+ hr = ((HWCInPin *)backend->pInPin)->SetGrabCb(backend->pInPin,
+ backend->pCallback);
if (FAILED(hr)) {
ERR("Failed to set IGrabCallback interface.\n");
- param->errCode = EINVAL;
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- if (grab_buf) {
- g_free(grab_buf);
- grab_buf = NULL;
+ if (backend->buf) {
+ g_free(backend->buf);
+ backend->buf = NULL;
}
- grab_buf = (void *)g_malloc0(state->buf_size);
- if (grab_buf == NULL) {
- param->errCode = ENOMEM;
+ backend->buf = (void *)g_malloc0(state->buf_size);
+ if (backend->buf == NULL) {
+ state->io_ptr->err_code = ENOMEM;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = g_pMediaControl->lpVtbl->Run(g_pMediaControl);
+ hr = backend->pMC->lpVtbl->Run(backend->pMC);
if (FAILED(hr)) {
ERR("Failed to run media control. hr=0x%x\n", hr);
- param->errCode = EINVAL;
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
INFO("Streaming on ......\n");
}
-/* MARUCAM_CMD_STOP_PREVIEW */
-void marucam_device_stop_preview(MaruCamState *state)
+static void backend_win_stream_off(MaruCamState *state)
{
HRESULT hr;
- MaruCamParam *param = state->param;
- param->top = 0;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
INFO("...... Streaming off\n");
qemu_mutex_lock(&state->thread_mutex);
state->streamon = 0;
qemu_mutex_unlock(&state->thread_mutex);
- hr = ((HWCInPin *)g_pInputPin)->SetGrabCallbackIF(g_pInputPin, NULL);
+ hr = ((HWCInPin *)backend->pInPin)->SetGrabCb(backend->pInPin, NULL);
if (FAILED(hr)) {
ERR("Failed to set IGrabCallback interface.\n");
- param->errCode = EINVAL;
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = g_pMediaControl->lpVtbl->Stop(g_pMediaControl);
+ hr = backend->pMC->lpVtbl->Stop(backend->pMC);
if (FAILED(hr)) {
ERR("Failed to stop media control.\n");
- param->errCode = EINVAL;
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- if (grab_buf) {
- g_free(grab_buf);
- grab_buf = NULL;
+ if (backend->buf) {
+ g_free(backend->buf);
+ backend->buf = NULL;
}
state->buf_size = 0;
INFO("Stopping preview\n");
}
-/* MARUCAM_CMD_S_PARAM */
-void marucam_device_s_param(MaruCamState *state)
+static void backend_win_s_parm(MaruCamState *state)
{
- MaruCamParam *param = state->param;
-
/* We use default FPS of the webcam */
- param->top = 0;
}
-/* MARUCAM_CMD_G_PARAM */
-void marucam_device_g_param(MaruCamState *state)
+static void backend_win_g_parm(MaruCamState *state)
{
- MaruCamParam *param = state->param;
-
+ struct v4l2_captureparm *cp = (struct v4l2_captureparm *)state->io_ptr->data;
/* We use default FPS of the webcam
* return a fixed value on guest ini file (1/30).
*/
- param->top = 0;
- param->stack[0] = 0x1000; /* V4L2_CAP_TIMEPERFRAME */
- param->stack[1] = 1; /* numerator */
- param->stack[2] = 30; /* denominator */
+ cp->capability = V4L2_CAP_TIMEPERFRAME;
+ cp->timeperframe.numerator = 1;
+ cp->timeperframe.denominator = 30;
}
-/* MARUCAM_CMD_S_FMT */
-void marucam_device_s_fmt(MaruCamState *state)
+static void backend_win_s_fmt(MaruCamState *state)
{
- uint32_t width, height, pixfmt, pidx, fidx;
- MaruCamParam *param = state->param;
-
- param->top = 0;
- width = param->stack[0];
- height = param->stack[1];
- pixfmt = param->stack[2];
+ uint32_t pidx, fidx;
+ struct v4l2_format *f = (struct v4l2_format *)state->io_ptr->data;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
- for (fidx = 0; fidx < ARRAY_SIZE(supported_dst_frames); fidx++) {
- if ((supported_dst_frames[fidx].width == width) &&
- (supported_dst_frames[fidx].height == height)) {
+ for (fidx = 0; fidx < ARRAY_SIZE(support_frames); fidx++) {
+ if ((support_frames[fidx].width == f->fmt.pix.width) &&
+ (support_frames[fidx].height == f->fmt.pix.height)) {
break;
}
}
- if (fidx == ARRAY_SIZE(supported_dst_frames)) {
- param->errCode = EINVAL;
+ if (fidx == ARRAY_SIZE(support_frames)) {
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- for (pidx = 0; pidx < ARRAY_SIZE(supported_dst_pixfmts); pidx++) {
- if (supported_dst_pixfmts[pidx].fmt == pixfmt) {
+ for (pidx = 0; pidx < ARRAY_SIZE(support_fmts); pidx++) {
+ if (support_fmts[pidx] == f->fmt.pix.pixelformat) {
break;
}
}
- if (pidx == ARRAY_SIZE(supported_dst_pixfmts)) {
- param->errCode = EINVAL;
+ if (pidx == ARRAY_SIZE(support_fmts)) {
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- if ((supported_dst_frames[cur_frame_idx].width != width) &&
- (supported_dst_frames[cur_frame_idx].height != height)) {
- HRESULT hr = SetFormat(width, height, pixfmt, &g_dwSrcFmt);
+ if ((backend->dst_width != f->fmt.pix.width) &&
+ (backend->dst_height != f->fmt.pix.height)) {
+ HRESULT hr = SetFormat(backend, f->fmt.pix.width, f->fmt.pix.height,
+ f->fmt.pix.pixelformat);
if (FAILED(hr)) {
- param->errCode = EINVAL;
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
}
- cur_frame_idx = fidx;
- cur_fmt_idx = pidx;
+ f->fmt.pix.width = backend->dst_width = support_frames[fidx].width;
+ f->fmt.pix.height = backend->dst_height = support_frames[fidx].height;
+ f->fmt.pix.pixelformat = backend->dst_fmt = support_fmts[pidx];
- pixfmt = supported_dst_pixfmts[cur_fmt_idx].fmt;
- width = supported_dst_frames[cur_frame_idx].width;
- height = supported_dst_frames[cur_frame_idx].height;
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+ f->fmt.pix.bytesperline = get_bytesperline(backend->dst_fmt,
+ backend->dst_width);
+ f->fmt.pix.sizeimage = get_sizeimage(backend->dst_fmt,
+ backend->dst_width,
+ backend->dst_height);
+ f->fmt.pix.colorspace = 0;
+ f->fmt.pix.priv = 0;
- param->stack[0] = width;
- param->stack[1] = height;
- param->stack[2] = 1; /* V4L2_FIELD_NONE */
- param->stack[3] = pixfmt;
- param->stack[4] = get_bytesperline(pixfmt, width);
- param->stack[5] = get_sizeimage(pixfmt, width, height);
- param->stack[6] = 0;
- param->stack[7] = 0;
-
- TRACE("Set format...\n");
+ TRACE("Set the format: w:h(%dx%d), fmt(0x%x), "
+ "bytesperline(%d), sizeimage(%d), colorspace(%d)\n",
+ f->fmt.pix.width, f->fmt.pix.height,
+ f->fmt.pix.pixelformat, f->fmt.pix.bytesperline,
+ f->fmt.pix.sizeimage, f->fmt.pix.colorspace);
}
-/* MARUCAM_CMD_G_FMT */
-void marucam_device_g_fmt(MaruCamState *state)
+static void backend_win_g_fmt(MaruCamState *state)
{
- uint32_t width, height, pixfmt;
- MaruCamParam *param = state->param;
-
- param->top = 0;
- pixfmt = supported_dst_pixfmts[cur_fmt_idx].fmt;
- width = supported_dst_frames[cur_frame_idx].width;
- height = supported_dst_frames[cur_frame_idx].height;
+ struct v4l2_format *f = (struct v4l2_format *)state->io_ptr->data;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
- param->stack[0] = width;
- param->stack[1] = height;
- param->stack[2] = 1; /* V4L2_FIELD_NONE */
- param->stack[3] = pixfmt;
- param->stack[4] = get_bytesperline(pixfmt, width);
- param->stack[5] = get_sizeimage(pixfmt, width, height);
- param->stack[6] = 0;
- param->stack[7] = 0;
+ f->fmt.pix.width = backend->dst_width;
+ f->fmt.pix.height = backend->dst_height;
+ f->fmt.pix.pixelformat = backend->dst_fmt;
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+ f->fmt.pix.bytesperline = get_bytesperline(backend->dst_fmt,
+ backend->dst_width);
+ f->fmt.pix.sizeimage = get_sizeimage(backend->dst_fmt,
+ backend->dst_width,
+ backend->dst_height);
+ f->fmt.pix.colorspace = 0;
+ f->fmt.pix.priv = 0;
- TRACE("Get format...\n");
+ TRACE("Get the format: w:h(%dx%d), fmt(0x%x), "
+ "bytesperline(%d), sizeimage(%d), colorspace(%d)\n",
+ f->fmt.pix.width, f->fmt.pix.height,
+ f->fmt.pix.pixelformat, f->fmt.pix.bytesperline,
+ f->fmt.pix.sizeimage, f->fmt.pix.colorspace);
}
-void marucam_device_try_fmt(MaruCamState *state)
+static void backend_win_try_fmt(MaruCamState *state)
{
- uint32_t width, height, pixfmt, i;
- MaruCamParam *param = state->param;
-
- param->top = 0;
- width = param->stack[0];
- height = param->stack[1];
- pixfmt = param->stack[2];
+ uint32_t i;
+ struct v4l2_format *f = (struct v4l2_format *)state->io_ptr->data;
- for (i = 0; i < ARRAY_SIZE(supported_dst_frames); i++) {
- if ((supported_dst_frames[i].width == width) &&
- (supported_dst_frames[i].height == height)) {
+ for (i = 0; i < ARRAY_SIZE(support_frames); i++) {
+ if ((support_frames[i].width == f->fmt.pix.width) &&
+ (support_frames[i].height == f->fmt.pix.height)) {
break;
}
}
- if (i == ARRAY_SIZE(supported_dst_frames)) {
- param->errCode = EINVAL;
+ if (i == ARRAY_SIZE(support_frames)) {
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- for (i = 0; i < ARRAY_SIZE(supported_dst_pixfmts); i++) {
- if (supported_dst_pixfmts[i].fmt == pixfmt) {
+ for (i = 0; i < ARRAY_SIZE(support_fmts); i++) {
+ if (support_fmts[i] == f->fmt.pix.pixelformat) {
break;
}
}
- if (i == ARRAY_SIZE(supported_dst_pixfmts)) {
- param->errCode = EINVAL;
+ if (i == ARRAY_SIZE(support_fmts)) {
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- param->stack[0] = width;
- param->stack[1] = height;
- param->stack[2] = 1; /* V4L2_FIELD_NONE */
- param->stack[3] = pixfmt;
- param->stack[4] = get_bytesperline(pixfmt, width);
- param->stack[5] = get_sizeimage(pixfmt, width, height);
- param->stack[6] = 0;
- param->stack[7] = 0;
+ f->fmt.pix.field = V4L2_FIELD_NONE;
+ f->fmt.pix.bytesperline = get_bytesperline(f->fmt.pix.pixelformat,
+ f->fmt.pix.width);
+ f->fmt.pix.sizeimage = get_sizeimage(f->fmt.pix.pixelformat,
+ f->fmt.pix.width,
+ f->fmt.pix.height);
+ f->fmt.pix.colorspace = 0;
+ f->fmt.pix.priv = 0;
+
+ TRACE("Check the format: w:h(%dx%d), pix_fmt(0x%x), "
+ "bytesperline(%d), sizeimage(%d), colorspace(%d)\n",
+ f->fmt.pix.width, f->fmt.pix.height,
+ f->fmt.pix.pixelformat, f->fmt.pix.bytesperline,
+ f->fmt.pix.sizeimage, f->fmt.pix.colorspace);
}
-void marucam_device_enum_fmt(MaruCamState *state)
+static void backend_win_enum_fmt(MaruCamState *state)
{
- uint32_t index;
- MaruCamParam *param = state->param;
-
- param->top = 0;
- index = param->stack[0];
+ struct v4l2_fmtdesc *f = (struct v4l2_fmtdesc *)state->io_ptr->data;
- if (index >= ARRAY_SIZE(supported_dst_pixfmts)) {
- param->errCode = EINVAL;
+ if (f->index >= ARRAY_SIZE(support_fmts)) {
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- param->stack[1] = 0; /* flags = NONE */
- param->stack[2] = supported_dst_pixfmts[index].fmt; /* pixelformat */
+
+ f->flags = 0; /* flags = NONE */
+ f->pixelformat = support_fmts[f->index];
+
/* set description */
- switch (supported_dst_pixfmts[index].fmt) {
+ switch (support_fmts[f->index]) {
case V4L2_PIX_FMT_YUYV:
- memcpy(¶m->stack[3], "YUYV", 32);
+ pstrcpy((char *)f->description, sizeof(f->description), "YUYV");
break;
case V4L2_PIX_FMT_YUV420:
- memcpy(¶m->stack[3], "YU12", 32);
+ pstrcpy((char *)f->description, sizeof(f->description), "YU12");
break;
case V4L2_PIX_FMT_YVU420:
- memcpy(¶m->stack[3], "YV12", 32);
+ pstrcpy((char *)f->description, sizeof(f->description), "YV12");
break;
default:
- ERR("Invalid pixel format\n");
- param->errCode = EINVAL;
+ ERR("Invalid fixel format\n");
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
break;
}
}
-void marucam_device_qctrl(MaruCamState *state)
+static void backend_win_query_ctrl(MaruCamState *state)
{
HRESULT hr;
- uint32_t id, i;
+ uint32_t i;
long property, min, max, step, def_val, set_val;
- char name[32] = {0,};
- MaruCamParam *param = state->param;
-
- param->top = 0;
- id = param->stack[0];
+ struct v4l2_queryctrl *qc = (struct v4l2_queryctrl *)state->io_ptr->data;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
- switch (id) {
+ /* NOTICE: Tizen MMFW hardcoded for control name
+ Do Not Modified the name
+ */
+ switch (qc->id) {
case V4L2_CID_BRIGHTNESS:
- TRACE("V4L2_CID_BRIGHTNESS\n");
- property = VideoProcAmp_Brightness;
- memcpy((void *)name, (void *)"brightness", 32);
+ TRACE("Query : BRIGHTNESS\n");
+ pstrcpy((char *)qc->name, sizeof(qc->name), "brightness");
i = 0;
+ property = VideoProcAmp_Brightness;
break;
case V4L2_CID_CONTRAST:
- TRACE("V4L2_CID_CONTRAST\n");
- property = VideoProcAmp_Contrast;
- memcpy((void *)name, (void *)"contrast", 32);
+ TRACE("Query : CONTRAST\n");
+ pstrcpy((char *)qc->name, sizeof(qc->name), "contrast");
i = 1;
+ property = VideoProcAmp_Contrast;
break;
case V4L2_CID_SATURATION:
- TRACE("V4L2_CID_SATURATION\n");
- property = VideoProcAmp_Saturation;
- memcpy((void *)name, (void *)"saturation", 32);
+ TRACE("Query : SATURATION\n");
+ pstrcpy((char *)qc->name, sizeof(qc->name), "saturation");
i = 2;
+ property = VideoProcAmp_Saturation;
break;
case V4L2_CID_SHARPNESS:
- TRACE("V4L2_CID_SHARPNESS\n");
- property = VideoProcAmp_Sharpness;
- memcpy((void *)name, (void *)"sharpness", 32);
+ TRACE("Query : SHARPNESS\n");
+ pstrcpy((char *)qc->name, sizeof(qc->name), "sharpness");
i = 3;
+ property = VideoProcAmp_Sharpness;
break;
default:
ERR("Invalid control ID\n");
- param->errCode = EINVAL;
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = QueryVideoProcAmp(property, &min, &max, &step, &def_val);
+ hr = QueryVideoProcAmp(backend, property, &min, &max, &step, &def_val);
if (FAILED(hr)) {
- param->errCode = EINVAL;
- ERR("failed to query video controls [HRESULT : 0x%x]\n", hr);
+ ERR("Failed to query video controls: HRESULT(0x%x)\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
} else {
- qctrl_tbl[i].hit = 1;
- qctrl_tbl[i].min = min;
- qctrl_tbl[i].max = max;
- qctrl_tbl[i].step = step;
- qctrl_tbl[i].init_val = def_val;
+ ctrl_tbl[i].hit = 1;
+ ctrl_tbl[i].min = min;
+ ctrl_tbl[i].max = max;
+ ctrl_tbl[i].step = step;
+ ctrl_tbl[i].init_val = def_val;
- if ((qctrl_tbl[i].min + qctrl_tbl[i].max) == 0) {
+ if ((ctrl_tbl[i].min + ctrl_tbl[i].max) == 0) {
set_val = 0;
} else {
- set_val = (qctrl_tbl[i].min + qctrl_tbl[i].max) / 2;
+ set_val = (ctrl_tbl[i].min + ctrl_tbl[i].max) / 2;
}
- hr = SetVideoProcAmp(property, set_val);
+ hr = SetVideoProcAmp(backend, property, set_val);
if (FAILED(hr)) {
- param->errCode = EINVAL;
- ERR("failed to set video control value, [HRESULT : 0x%x]\n", hr);
+ ERR("Failed to set video control value when query controls: "
+ "HRESULT(0x%x)\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
+ INFO("Query Control: id(0x%x), name(%s), "
+ "min(%l), max(%l), step(%l), "
+ "def_value(%l), set_value(%l)\n",
+ qc->id, qc->name, min, max,
+ step, def_val, set_val);
}
- param->stack[0] = id;
- param->stack[1] = MARUCAM_CTRL_VALUE_MIN; /* minimum */
- param->stack[2] = MARUCAM_CTRL_VALUE_MAX; /* maximum */
- param->stack[3] = MARUCAM_CTRL_VALUE_STEP; /* step */
- param->stack[4] = MARUCAM_CTRL_VALUE_MID; /* default_value */
- param->stack[5] = V4L2_CTRL_FLAG_SLIDER;
- /* name field setting */
- memcpy(¶m->stack[6], (void *)name, sizeof(name)/sizeof(name[0]));
+ /* set fixed values by FW configuration file */
+ qc->minimum = MARUCAM_CTRL_VALUE_MIN; /* minimum */
+ qc->maximum = MARUCAM_CTRL_VALUE_MAX; /* maximum */
+ qc->step = MARUCAM_CTRL_VALUE_STEP; /* step */
+ qc->default_value = MARUCAM_CTRL_VALUE_MID; /* default_value */
+ qc->flags = V4L2_CTRL_FLAG_SLIDER;
}
-void marucam_device_s_ctrl(MaruCamState *state)
+static void backend_win_s_ctrl(MaruCamState *state)
{
HRESULT hr;
uint32_t i;
long property, set_val;
- MaruCamParam *param = state->param;
-
- param->top = 0;
+ struct v4l2_control *ctrl = (struct v4l2_control *)state->io_ptr->data;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
- switch (param->stack[0]) {
+ switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
+ TRACE("%d is set to the value of the BRIGHTNESS\n", ctrl->value);
i = 0;
property = VideoProcAmp_Brightness;
break;
case V4L2_CID_CONTRAST:
+ TRACE("%d is set to the value of the CONTRAST\n", ctrl->value);
i = 1;
property = VideoProcAmp_Contrast;
break;
case V4L2_CID_SATURATION:
+ TRACE("%d is set to the value of the SATURATION\n", ctrl->value);
i = 2;
property = VideoProcAmp_Saturation;
break;
case V4L2_CID_SHARPNESS:
+ TRACE("%d is set to the value of the SHARPNESS\n", ctrl->value);
i = 3;
property = VideoProcAmp_Sharpness;
break;
default:
- param->errCode = EINVAL;
+ ERR("Our emulator does not support this control: 0x%x\n", ctrl->id);
+ state->io_ptr->err_code= EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- set_val = value_convert_from_guest(qctrl_tbl[i].min,
- qctrl_tbl[i].max, (long)param->stack[1]);
- hr = SetVideoProcAmp(property, set_val);
+ set_val = value_convert_from_guest(ctrl_tbl[i].min,
+ ctrl_tbl[i].max, (long)ctrl->value);
+ hr = SetVideoProcAmp(backend, property, set_val);
if (FAILED(hr)) {
- param->errCode = EINVAL;
- ERR("failed to set video control value, [HRESULT : 0x%x]\n", hr);
+ ERR("Failed to set video control value: HRESULT(0x%x)\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
}
-void marucam_device_g_ctrl(MaruCamState *state)
+static void backend_win_g_ctrl(MaruCamState *state)
{
HRESULT hr;
uint32_t i;
long property, get_val;
- MaruCamParam *param = state->param;
+ struct v4l2_control *ctrl = (struct v4l2_control *)state->io_ptr->data;
+ MCBackendWin *backend = (MCBackendWin *)(state->backend);
- param->top = 0;
- switch (param->stack[0]) {
+ switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
+ TRACE("To get a value of the BRIGHTNESS\n");
i = 0;
property = VideoProcAmp_Brightness;
break;
case V4L2_CID_CONTRAST:
+ TRACE("To get a value of the CONTRAST\n");
i = 1;
property = VideoProcAmp_Contrast;
break;
case V4L2_CID_SATURATION:
+ TRACE("To get a value of the SATURATION\n");
i = 2;
property = VideoProcAmp_Saturation;
break;
case V4L2_CID_SHARPNESS:
+ TRACE("To get a value of the SHARPNESS\n");
i = 3;
property = VideoProcAmp_Sharpness;
break;
default:
- param->errCode = EINVAL;
+ ERR("Our emulator does not support this control: 0x%x\n", ctrl->id);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- hr = GetVideoProcAmp(property, &get_val);
+ hr = GetVideoProcAmp(backend, property, &get_val);
if (FAILED(hr)) {
- param->errCode = EINVAL;
- ERR("failed to get video control value!!!, [HRESULT : 0x%x]\n", hr);
+ ERR("Failed to get video control value: HRESULT(0x%x)\n", hr);
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- param->stack[0] = (uint32_t)value_convert_to_guest(qctrl_tbl[i].min,
- qctrl_tbl[i].max, get_val);
+
+ ctrl->value = (uint32_t)value_convert_to_guest(ctrl_tbl[i].min,
+ ctrl_tbl[i].max, get_val);
+ TRACE("Value: %u\n", ctrl->value);
}
-void marucam_device_enum_fsizes(MaruCamState *state)
+static void backend_win_enum_fsizes(MaruCamState *state)
{
- uint32_t index, pixfmt, i;
- MaruCamParam *param = state->param;
-
- param->top = 0;
- index = param->stack[0];
- pixfmt = param->stack[1];
+ struct v4l2_frmsizeenum *fsize = (struct v4l2_frmsizeenum *)state->io_ptr->data;
+ uint32_t i;
- if (index >= ARRAY_SIZE(supported_dst_frames)) {
- param->errCode = EINVAL;
+ if (fsize->index >= ARRAY_SIZE(support_frames)) {
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- for (i = 0; i < ARRAY_SIZE(supported_dst_pixfmts); i++) {
- if (supported_dst_pixfmts[i].fmt == pixfmt) {
+ for (i = 0; i < ARRAY_SIZE(support_fmts); i++) {
+ if (support_fmts[i] == fsize->pixel_format) {
break;
}
}
- if (i == ARRAY_SIZE(supported_dst_pixfmts)) {
- param->errCode = EINVAL;
+ if (i == ARRAY_SIZE(support_fmts)) {
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- param->stack[0] = supported_dst_frames[index].width;
- param->stack[1] = supported_dst_frames[index].height;
+ fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE;
+ fsize->discrete.width = support_frames[fsize->index].width;
+ fsize->discrete.height = support_frames[fsize->index].height;
}
-void marucam_device_enum_fintv(MaruCamState *state)
+static void backend_win_enum_fintv(MaruCamState *state)
{
- MaruCamParam *param = state->param;
-
- param->top = 0;
+ struct v4l2_frmivalenum *fival = (struct v4l2_frmivalenum *)state->io_ptr->data;
- /* switch by index(param->stack[0]) */
- switch (param->stack[0]) {
+ /* switch by index) */
+ switch (fival->index) {
case 0:
- param->stack[1] = 30; /* denominator */
+ /* we only use 1/30 frame interval */
+ fival->type = V4L2_FRMIVAL_TYPE_DISCRETE;
+ fival->discrete.numerator = 1;
+ fival->discrete.denominator = 30;
break;
default:
- param->errCode = EINVAL;
+ state->io_ptr->err_code = EINVAL;
+ state->io_ptr->ret_val = -1;
return;
}
- param->stack[0] = 1; /* numerator */
+}
+
+MaruCamBackend *marucam_backend_create(MaruCamState *state)
+{
+ MCBackendWin *backend_win;
+
+ backend_win = g_new0(MCBackendWin, 1);
+
+ backend_win->base.state = state;
+ backend_win->base.init = backend_win_init;
+ backend_win->base.reset = backend_win_reset;
+ backend_win->base.release = backend_win_release;
+ backend_win->base.open = backend_win_open;
+ backend_win->base.close = backend_win_close;
+ backend_win->base.stream_on = backend_win_stream_on;
+ backend_win->base.stream_off = backend_win_stream_off;
+ backend_win->base.enum_fmt = backend_win_enum_fmt;
+ backend_win->base.try_fmt = backend_win_try_fmt;
+ backend_win->base.s_fmt = backend_win_s_fmt;
+ backend_win->base.g_fmt = backend_win_g_fmt;
+ backend_win->base.s_parm = backend_win_s_parm;
+ backend_win->base.g_parm = backend_win_g_parm;
+ backend_win->base.query_ctrl = backend_win_query_ctrl;
+ backend_win->base.s_ctrl = backend_win_s_ctrl;
+ backend_win->base.g_ctrl = backend_win_g_ctrl;
+ backend_win->base.enum_framesizes = backend_win_enum_fsizes;
+ backend_win->base.enum_frameintervals = backend_win_enum_fintv;
+
+ return &backend_win->base;
}
--- /dev/null
+/*
+ * Video for Linux Two header file
+ *
+ * Copyright (C) 1999-2012 the contributors
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * Alternatively you can redistribute this file under the terms of the
+ * BSD license as stated below:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * 3. The names of its contributors may not be used to endorse or promote
+ * products derived from this software without specific prior written
+ * permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Header file for v4l or V4L2 drivers and applications
+ * with public API.
+ * All kernel-specific stuff were moved to media/v4l2-dev.h, so
+ * no #if __KERNEL tests are allowed here
+ *
+ * See http://linuxtv.org for more info
+ *
+ * Author: Bill Dirks <bill@thedirks.org>
+ * Justin Schoeman
+ * Hans Verkuil <hverkuil@xs4all.nl>
+ * et al.
+ */
+
+ /* This file has been modified from the videodev2.h for the Tizen emulator. */
+#ifndef __VIDEODEV2_MIN_H
+#define __VIDEODEV2_MIN_H
+
+/*
+ * Common stuff for both V4L1 and V4L2
+ * Moved from videodev.h
+ */
+#define VIDEO_MAX_FRAME 32
+#define VIDEO_MAX_PLANES 8
+
+typedef signed char __s8;
+typedef signed short __s16;
+typedef signed int __s32;
+typedef signed long long __s64;
+typedef unsigned char __u8;
+typedef unsigned short __u16;
+typedef unsigned int __u32;
+typedef unsigned long long __u64;
+
+/*
+ * M I S C E L L A N E O U S
+ */
+
+/* V4L2 defines copy from videodev2.h */
+#define V4L2_CTRL_FLAG_SLIDER 0x0020
+
+#define V4L2_CTRL_CLASS_USER 0x00980000
+#define V4L2_CID_BASE (V4L2_CTRL_CLASS_USER | 0x900)
+#define V4L2_CID_BRIGHTNESS (V4L2_CID_BASE + 0)
+#define V4L2_CID_CONTRAST (V4L2_CID_BASE + 1)
+#define V4L2_CID_SATURATION (V4L2_CID_BASE + 2)
+#define V4L2_CID_SHARPNESS (V4L2_CID_BASE + 27)
+
+/* Four-character-code (FOURCC) */
+#define v4l2_fourcc(a, b, c, d)\
+ ((__u32)(a) | ((__u32)(b) << 8) | ((__u32)(c) << 16) | ((__u32)(d) << 24))
+
+/*
+ * E N U M S
+ */
+enum v4l2_field {
+ V4L2_FIELD_ANY = 0, /* driver can choose from none,
+ top, bottom, interlaced
+ depending on whatever it thinks
+ is approximate ... */
+ V4L2_FIELD_NONE = 1, /* this device has no fields ... */
+ V4L2_FIELD_TOP = 2, /* top field only */
+ V4L2_FIELD_BOTTOM = 3, /* bottom field only */
+ V4L2_FIELD_INTERLACED = 4, /* both fields interlaced */
+ V4L2_FIELD_SEQ_TB = 5, /* both fields sequential into one
+ buffer, top-bottom order */
+ V4L2_FIELD_SEQ_BT = 6, /* same as above + bottom-top order */
+ V4L2_FIELD_ALTERNATE = 7, /* both fields alternating into
+ separate buffers */
+ V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
+ first and the top field is
+ transmitted first */
+ V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
+ first and the bottom field is
+ transmitted first */
+};
+#define V4L2_FIELD_HAS_TOP(field) \
+ ((field) == V4L2_FIELD_TOP ||\
+ (field) == V4L2_FIELD_INTERLACED ||\
+ (field) == V4L2_FIELD_INTERLACED_TB ||\
+ (field) == V4L2_FIELD_INTERLACED_BT ||\
+ (field) == V4L2_FIELD_SEQ_TB ||\
+ (field) == V4L2_FIELD_SEQ_BT)
+#define V4L2_FIELD_HAS_BOTTOM(field) \
+ ((field) == V4L2_FIELD_BOTTOM ||\
+ (field) == V4L2_FIELD_INTERLACED ||\
+ (field) == V4L2_FIELD_INTERLACED_TB ||\
+ (field) == V4L2_FIELD_INTERLACED_BT ||\
+ (field) == V4L2_FIELD_SEQ_TB ||\
+ (field) == V4L2_FIELD_SEQ_BT)
+#define V4L2_FIELD_HAS_BOTH(field) \
+ ((field) == V4L2_FIELD_INTERLACED ||\
+ (field) == V4L2_FIELD_INTERLACED_TB ||\
+ (field) == V4L2_FIELD_INTERLACED_BT ||\
+ (field) == V4L2_FIELD_SEQ_TB ||\
+ (field) == V4L2_FIELD_SEQ_BT)
+
+enum v4l2_buf_type {
+ V4L2_BUF_TYPE_VIDEO_CAPTURE = 1,
+ V4L2_BUF_TYPE_VIDEO_OUTPUT = 2,
+ V4L2_BUF_TYPE_VIDEO_OVERLAY = 3,
+ V4L2_BUF_TYPE_VBI_CAPTURE = 4,
+ V4L2_BUF_TYPE_VBI_OUTPUT = 5,
+ V4L2_BUF_TYPE_SLICED_VBI_CAPTURE = 6,
+ V4L2_BUF_TYPE_SLICED_VBI_OUTPUT = 7,
+#if 1
+ /* Experimental */
+ V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
+#endif
+ V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9,
+ V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10,
+ /* Deprecated, do not use */
+ V4L2_BUF_TYPE_PRIVATE = 0x80,
+};
+
+#define V4L2_TYPE_IS_MULTIPLANAR(type) \
+ ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \
+ || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
+
+#define V4L2_TYPE_IS_OUTPUT(type) \
+ ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \
+ || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \
+ || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \
+ || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \
+ || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \
+ || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT)
+
+enum v4l2_tuner_type {
+ V4L2_TUNER_RADIO = 1,
+ V4L2_TUNER_ANALOG_TV = 2,
+ V4L2_TUNER_DIGITAL_TV = 3,
+};
+
+enum v4l2_memory {
+ V4L2_MEMORY_MMAP = 1,
+ V4L2_MEMORY_USERPTR = 2,
+ V4L2_MEMORY_OVERLAY = 3,
+ V4L2_MEMORY_DMABUF = 4,
+};
+
+/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
+enum v4l2_colorspace {
+ /* ITU-R 601 -- broadcast NTSC/PAL */
+ V4L2_COLORSPACE_SMPTE170M = 1,
+
+ /* 1125-Line (US) HDTV */
+ V4L2_COLORSPACE_SMPTE240M = 2,
+
+ /* HD and modern captures. */
+ V4L2_COLORSPACE_REC709 = 3,
+
+ /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
+ V4L2_COLORSPACE_BT878 = 4,
+
+ /* These should be useful. Assume 601 extents. */
+ V4L2_COLORSPACE_470_SYSTEM_M = 5,
+ V4L2_COLORSPACE_470_SYSTEM_BG = 6,
+
+ /* I know there will be cameras that send this. So, this is
+ * unspecified chromaticities and full 0-255 on each of the
+ * Y'CbCr components
+ */
+ V4L2_COLORSPACE_JPEG = 7,
+
+ /* For RGB colourspaces, this is probably a good start. */
+ V4L2_COLORSPACE_SRGB = 8,
+};
+
+enum v4l2_priority {
+ V4L2_PRIORITY_UNSET = 0, /* not initialized */
+ V4L2_PRIORITY_BACKGROUND = 1,
+ V4L2_PRIORITY_INTERACTIVE = 2,
+ V4L2_PRIORITY_RECORD = 3,
+ V4L2_PRIORITY_DEFAULT = V4L2_PRIORITY_INTERACTIVE,
+};
+
+struct v4l2_rect {
+ __s32 left;
+ __s32 top;
+ __s32 width;
+ __s32 height;
+};
+
+struct v4l2_fract {
+ __u32 numerator;
+ __u32 denominator;
+};
+
+/*
+ * V I D E O I M A G E F O R M A T
+ */
+struct v4l2_pix_format {
+ __u32 width;
+ __u32 height;
+ __u32 pixelformat;
+ __u32 field; /* enum v4l2_field */
+ __u32 bytesperline; /* for padding, zero if unused */
+ __u32 sizeimage;
+ __u32 colorspace; /* enum v4l2_colorspace */
+ __u32 priv; /* private data, depends on pixelformat */
+};
+
+/* Pixel format FOURCC depth Description */
+
+/* RGB formats */
+#define V4L2_PIX_FMT_RGB332 v4l2_fourcc('R', 'G', 'B', '1') /* 8 RGB-3-3-2 */
+#define V4L2_PIX_FMT_RGB444 v4l2_fourcc('R', '4', '4', '4') /* 16 xxxxrrrr ggggbbbb */
+#define V4L2_PIX_FMT_RGB555 v4l2_fourcc('R', 'G', 'B', 'O') /* 16 RGB-5-5-5 */
+#define V4L2_PIX_FMT_RGB565 v4l2_fourcc('R', 'G', 'B', 'P') /* 16 RGB-5-6-5 */
+#define V4L2_PIX_FMT_RGB555X v4l2_fourcc('R', 'G', 'B', 'Q') /* 16 RGB-5-5-5 BE */
+#define V4L2_PIX_FMT_RGB565X v4l2_fourcc('R', 'G', 'B', 'R') /* 16 RGB-5-6-5 BE */
+#define V4L2_PIX_FMT_BGR666 v4l2_fourcc('B', 'G', 'R', 'H') /* 18 BGR-6-6-6 */
+#define V4L2_PIX_FMT_BGR24 v4l2_fourcc('B', 'G', 'R', '3') /* 24 BGR-8-8-8 */
+#define V4L2_PIX_FMT_RGB24 v4l2_fourcc('R', 'G', 'B', '3') /* 24 RGB-8-8-8 */
+#define V4L2_PIX_FMT_BGR32 v4l2_fourcc('B', 'G', 'R', '4') /* 32 BGR-8-8-8-8 */
+#define V4L2_PIX_FMT_RGB32 v4l2_fourcc('R', 'G', 'B', '4') /* 32 RGB-8-8-8-8 */
+
+/* Grey formats */
+#define V4L2_PIX_FMT_GREY v4l2_fourcc('G', 'R', 'E', 'Y') /* 8 Greyscale */
+#define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */
+#define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */
+#define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */
+#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */
+#define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */
+
+/* Grey bit-packed formats */
+#define V4L2_PIX_FMT_Y10BPACK v4l2_fourcc('Y', '1', '0', 'B') /* 10 Greyscale bit-packed */
+
+/* Palette formats */
+#define V4L2_PIX_FMT_PAL8 v4l2_fourcc('P', 'A', 'L', '8') /* 8 8-bit palette */
+
+/* Chrominance formats */
+#define V4L2_PIX_FMT_UV8 v4l2_fourcc('U', 'V', '8', ' ') /* 8 UV 4:4 */
+
+/* Luminance+Chrominance formats */
+#define V4L2_PIX_FMT_YVU410 v4l2_fourcc('Y', 'V', 'U', '9') /* 9 YVU 4:1:0 */
+#define V4L2_PIX_FMT_YVU420 v4l2_fourcc('Y', 'V', '1', '2') /* 12 YVU 4:2:0 */
+#define V4L2_PIX_FMT_YUYV v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16 YUV 4:2:2 */
+#define V4L2_PIX_FMT_YYUV v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16 YUV 4:2:2 */
+#define V4L2_PIX_FMT_YVYU v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
+#define V4L2_PIX_FMT_UYVY v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16 YUV 4:2:2 */
+#define V4L2_PIX_FMT_VYUY v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16 YUV 4:2:2 */
+#define V4L2_PIX_FMT_YUV422P v4l2_fourcc('4', '2', '2', 'P') /* 16 YVU422 planar */
+#define V4L2_PIX_FMT_YUV411P v4l2_fourcc('4', '1', '1', 'P') /* 16 YVU411 planar */
+#define V4L2_PIX_FMT_Y41P v4l2_fourcc('Y', '4', '1', 'P') /* 12 YUV 4:1:1 */
+#define V4L2_PIX_FMT_YUV444 v4l2_fourcc('Y', '4', '4', '4') /* 16 xxxxyyyy uuuuvvvv */
+#define V4L2_PIX_FMT_YUV555 v4l2_fourcc('Y', 'U', 'V', 'O') /* 16 YUV-5-5-5 */
+#define V4L2_PIX_FMT_YUV565 v4l2_fourcc('Y', 'U', 'V', 'P') /* 16 YUV-5-6-5 */
+#define V4L2_PIX_FMT_YUV32 v4l2_fourcc('Y', 'U', 'V', '4') /* 32 YUV-8-8-8-8 */
+#define V4L2_PIX_FMT_YUV410 v4l2_fourcc('Y', 'U', 'V', '9') /* 9 YUV 4:1:0 */
+#define V4L2_PIX_FMT_YUV420 v4l2_fourcc('Y', 'U', '1', '2') /* 12 YUV 4:2:0 */
+#define V4L2_PIX_FMT_HI240 v4l2_fourcc('H', 'I', '2', '4') /* 8 8-bit color */
+#define V4L2_PIX_FMT_HM12 v4l2_fourcc('H', 'M', '1', '2') /* 8 YUV 4:2:0 16x16 macroblocks */
+#define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
+
+/* two planes -- one Y, one Cr + Cb interleaved */
+#define V4L2_PIX_FMT_NV12 v4l2_fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
+#define V4L2_PIX_FMT_NV21 v4l2_fourcc('N', 'V', '2', '1') /* 12 Y/CrCb 4:2:0 */
+#define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */
+#define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */
+#define V4L2_PIX_FMT_NV24 v4l2_fourcc('N', 'V', '2', '4') /* 24 Y/CbCr 4:4:4 */
+#define V4L2_PIX_FMT_NV42 v4l2_fourcc('N', 'V', '4', '2') /* 24 Y/CrCb 4:4:4 */
+
+/* two non contiguous planes - one Y, one Cr + Cb interleaved */
+#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */
+#define V4L2_PIX_FMT_NV21M v4l2_fourcc('N', 'M', '2', '1') /* 21 Y/CrCb 4:2:0 */
+#define V4L2_PIX_FMT_NV16M v4l2_fourcc('N', 'M', '1', '6') /* 16 Y/CbCr 4:2:2 */
+#define V4L2_PIX_FMT_NV61M v4l2_fourcc('N', 'M', '6', '1') /* 16 Y/CrCb 4:2:2 */
+#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */
+#define V4L2_PIX_FMT_NV12MT_16X16 v4l2_fourcc('V', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 16x16 macroblocks */
+
+/* three non contiguous planes - Y, Cb, Cr */
+#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */
+#define V4L2_PIX_FMT_YVU420M v4l2_fourcc('Y', 'M', '2', '1') /* 12 YVU420 planar */
+
+/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
+#define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */
+#define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */
+#define V4L2_PIX_FMT_SGRBG8 v4l2_fourcc('G', 'R', 'B', 'G') /* 8 GRGR.. BGBG.. */
+#define V4L2_PIX_FMT_SRGGB8 v4l2_fourcc('R', 'G', 'G', 'B') /* 8 RGRG.. GBGB.. */
+#define V4L2_PIX_FMT_SBGGR10 v4l2_fourcc('B', 'G', '1', '0') /* 10 BGBG.. GRGR.. */
+#define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */
+#define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */
+#define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */
+#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */
+#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */
+#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */
+#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */
+ /* 10bit raw bayer a-law compressed to 8 bits */
+#define V4L2_PIX_FMT_SBGGR10ALAW8 v4l2_fourcc('a', 'B', 'A', '8')
+#define V4L2_PIX_FMT_SGBRG10ALAW8 v4l2_fourcc('a', 'G', 'A', '8')
+#define V4L2_PIX_FMT_SGRBG10ALAW8 v4l2_fourcc('a', 'g', 'A', '8')
+#define V4L2_PIX_FMT_SRGGB10ALAW8 v4l2_fourcc('a', 'R', 'A', '8')
+ /* 10bit raw bayer DPCM compressed to 8 bits */
+#define V4L2_PIX_FMT_SBGGR10DPCM8 v4l2_fourcc('b', 'B', 'A', '8')
+#define V4L2_PIX_FMT_SGBRG10DPCM8 v4l2_fourcc('b', 'G', 'A', '8')
+#define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0')
+#define V4L2_PIX_FMT_SRGGB10DPCM8 v4l2_fourcc('b', 'R', 'A', '8')
+ /*
+ * 10bit raw bayer, expanded to 16 bits
+ * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
+ */
+#define V4L2_PIX_FMT_SBGGR16 v4l2_fourcc('B', 'Y', 'R', '2') /* 16 BGBG.. GRGR.. */
+
+/* compressed formats */
+#define V4L2_PIX_FMT_MJPEG v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG */
+#define V4L2_PIX_FMT_JPEG v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG */
+#define V4L2_PIX_FMT_DV v4l2_fourcc('d', 'v', 's', 'd') /* 1394 */
+#define V4L2_PIX_FMT_MPEG v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4 Multiplexed */
+#define V4L2_PIX_FMT_H264 v4l2_fourcc('H', '2', '6', '4') /* H264 with start codes */
+#define V4L2_PIX_FMT_H264_NO_SC v4l2_fourcc('A', 'V', 'C', '1') /* H264 without start codes */
+#define V4L2_PIX_FMT_H264_MVC v4l2_fourcc('M', '2', '6', '4') /* H264 MVC */
+#define V4L2_PIX_FMT_H263 v4l2_fourcc('H', '2', '6', '3') /* H263 */
+#define V4L2_PIX_FMT_MPEG1 v4l2_fourcc('M', 'P', 'G', '1') /* MPEG-1 ES */
+#define V4L2_PIX_FMT_MPEG2 v4l2_fourcc('M', 'P', 'G', '2') /* MPEG-2 ES */
+#define V4L2_PIX_FMT_MPEG4 v4l2_fourcc('M', 'P', 'G', '4') /* MPEG-4 part 2 ES */
+#define V4L2_PIX_FMT_XVID v4l2_fourcc('X', 'V', 'I', 'D') /* Xvid */
+#define V4L2_PIX_FMT_VC1_ANNEX_G v4l2_fourcc('V', 'C', '1', 'G') /* SMPTE 421M Annex G compliant stream */
+#define V4L2_PIX_FMT_VC1_ANNEX_L v4l2_fourcc('V', 'C', '1', 'L') /* SMPTE 421M Annex L compliant stream */
+#define V4L2_PIX_FMT_VP8 v4l2_fourcc('V', 'P', '8', '0') /* VP8 */
+
+/* Vendor-specific formats */
+#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
+#define V4L2_PIX_FMT_WNVA v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
+#define V4L2_PIX_FMT_SN9C10X v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
+#define V4L2_PIX_FMT_SN9C20X_I420 v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
+#define V4L2_PIX_FMT_PWC1 v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
+#define V4L2_PIX_FMT_PWC2 v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
+#define V4L2_PIX_FMT_ET61X251 v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
+#define V4L2_PIX_FMT_SPCA501 v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
+#define V4L2_PIX_FMT_SPCA505 v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
+#define V4L2_PIX_FMT_SPCA508 v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
+#define V4L2_PIX_FMT_SPCA561 v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
+#define V4L2_PIX_FMT_PAC207 v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
+#define V4L2_PIX_FMT_MR97310A v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
+#define V4L2_PIX_FMT_JL2005BCD v4l2_fourcc('J', 'L', '2', '0') /* compressed RGGB bayer */
+#define V4L2_PIX_FMT_SN9C2028 v4l2_fourcc('S', 'O', 'N', 'X') /* compressed GBRG bayer */
+#define V4L2_PIX_FMT_SQ905C v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
+#define V4L2_PIX_FMT_PJPG v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
+#define V4L2_PIX_FMT_OV511 v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
+#define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
+#define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */
+#define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
+#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */
+#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */
+#define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */
+#define V4L2_PIX_FMT_SE401 v4l2_fourcc('S', '4', '0', '1') /* se401 janggu compressed rgb */
+#define V4L2_PIX_FMT_S5C_UYVY_JPG v4l2_fourcc('S', '5', 'C', 'I') /* S5C73M3 interleaved UYVY/JPEG */
+
+/*
+ * F O R M A T E N U M E R A T I O N
+ */
+struct v4l2_fmtdesc {
+ __u32 index; /* Format number */
+ __u32 type; /* enum v4l2_buf_type */
+ __u32 flags;
+ __u8 description[32]; /* Description string */
+ __u32 pixelformat; /* Format fourcc */
+ __u32 reserved[4];
+};
+
+#define V4L2_FMT_FLAG_COMPRESSED 0x0001
+#define V4L2_FMT_FLAG_EMULATED 0x0002
+
+#if 1
+ /* Experimental Frame Size and frame rate enumeration */
+/*
+ * F R A M E S I Z E E N U M E R A T I O N
+ */
+enum v4l2_frmsizetypes {
+ V4L2_FRMSIZE_TYPE_DISCRETE = 1,
+ V4L2_FRMSIZE_TYPE_CONTINUOUS = 2,
+ V4L2_FRMSIZE_TYPE_STEPWISE = 3,
+};
+
+struct v4l2_frmsize_discrete {
+ __u32 width; /* Frame width [pixel] */
+ __u32 height; /* Frame height [pixel] */
+};
+
+struct v4l2_frmsize_stepwise {
+ __u32 min_width; /* Minimum frame width [pixel] */
+ __u32 max_width; /* Maximum frame width [pixel] */
+ __u32 step_width; /* Frame width step size [pixel] */
+ __u32 min_height; /* Minimum frame height [pixel] */
+ __u32 max_height; /* Maximum frame height [pixel] */
+ __u32 step_height; /* Frame height step size [pixel] */
+};
+
+struct v4l2_frmsizeenum {
+ __u32 index; /* Frame size number */
+ __u32 pixel_format; /* Pixel format */
+ __u32 type; /* Frame size type the device supports. */
+
+ union { /* Frame size */
+ struct v4l2_frmsize_discrete discrete;
+ struct v4l2_frmsize_stepwise stepwise;
+ };
+
+ __u32 reserved[2]; /* Reserved space for future use */
+};
+
+/*
+ * F R A M E R A T E E N U M E R A T I O N
+ */
+enum v4l2_frmivaltypes {
+ V4L2_FRMIVAL_TYPE_DISCRETE = 1,
+ V4L2_FRMIVAL_TYPE_CONTINUOUS = 2,
+ V4L2_FRMIVAL_TYPE_STEPWISE = 3,
+};
+
+struct v4l2_frmival_stepwise {
+ struct v4l2_fract min; /* Minimum frame interval [s] */
+ struct v4l2_fract max; /* Maximum frame interval [s] */
+ struct v4l2_fract step; /* Frame interval step size [s] */
+};
+
+struct v4l2_frmivalenum {
+ __u32 index; /* Frame format index */
+ __u32 pixel_format; /* Pixel format */
+ __u32 width; /* Frame width */
+ __u32 height; /* Frame height */
+ __u32 type; /* Frame interval type the device supports. */
+
+ union { /* Frame interval */
+ struct v4l2_fract discrete;
+ struct v4l2_frmival_stepwise stepwise;
+ };
+
+ __u32 reserved[2]; /* Reserved space for future use */
+};
+#endif
+
+/*
+ * T I M E C O D E
+ */
+struct v4l2_timecode {
+ __u32 type;
+ __u32 flags;
+ __u8 frames;
+ __u8 seconds;
+ __u8 minutes;
+ __u8 hours;
+ __u8 userbits[4];
+};
+
+/* Type */
+#define V4L2_TC_TYPE_24FPS 1
+#define V4L2_TC_TYPE_25FPS 2
+#define V4L2_TC_TYPE_30FPS 3
+#define V4L2_TC_TYPE_50FPS 4
+#define V4L2_TC_TYPE_60FPS 5
+
+/* Flags */
+#define V4L2_TC_FLAG_DROPFRAME 0x0001 /* "drop-frame" mode */
+#define V4L2_TC_FLAG_COLORFRAME 0x0002
+#define V4L2_TC_USERBITS_field 0x000C
+#define V4L2_TC_USERBITS_USERDEFINED 0x0000
+#define V4L2_TC_USERBITS_8BITCHARS 0x0008
+/* The above is based on SMPTE timecodes */
+
+/*
+ * M E M O R Y - M A P P I N G B U F F E R S
+ */
+struct v4l2_requestbuffers {
+ __u32 count;
+ __u32 type; /* enum v4l2_buf_type */
+ __u32 memory; /* enum v4l2_memory */
+ __u32 reserved[2];
+};
+
+/**
+ * struct v4l2_plane - plane info for multi-planar buffers
+ * @bytesused: number of bytes occupied by data in the plane (payload)
+ * @length: size of this plane (NOT the payload) in bytes
+ * @mem_offset: when memory in the associated struct v4l2_buffer is
+ * V4L2_MEMORY_MMAP, equals the offset from the start of
+ * the device memory for this plane (or is a "cookie" that
+ * should be passed to mmap() called on the video node)
+ * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer
+ * pointing to this plane
+ * @fd: when memory is V4L2_MEMORY_DMABUF, a userspace file
+ * descriptor associated with this plane
+ * @data_offset: offset in the plane to the start of data; usually 0,
+ * unless there is a header in front of the data
+ *
+ * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer
+ * with two planes can have one plane for Y, and another for interleaved CbCr
+ * components. Each plane can reside in a separate memory buffer, or even in
+ * a completely separate memory node (e.g. in embedded devices).
+ */
+struct v4l2_plane {
+ __u32 bytesused;
+ __u32 length;
+ union {
+ __u32 mem_offset;
+ unsigned long userptr;
+ __s32 fd;
+ } m;
+ __u32 data_offset;
+ __u32 reserved[11];
+};
+
+/**
+ * struct v4l2_buffer - video buffer info
+ * @index: id number of the buffer
+ * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
+ * multiplanar buffers);
+ * @bytesused: number of bytes occupied by data in the buffer (payload);
+ * unused (set to 0) for multiplanar buffers
+ * @flags: buffer informational flags
+ * @field: enum v4l2_field; field order of the image in the buffer
+ * @timestamp: frame timestamp
+ * @timecode: frame timecode
+ * @sequence: sequence count of this frame
+ * @memory: enum v4l2_memory; the method, in which the actual video data is
+ * passed
+ * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP;
+ * offset from the start of the device memory for this plane,
+ * (or a "cookie" that should be passed to mmap() as offset)
+ * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR;
+ * a userspace pointer pointing to this buffer
+ * @fd: for non-multiplanar buffers with memory == V4L2_MEMORY_DMABUF;
+ * a userspace file descriptor associated with this buffer
+ * @planes: for multiplanar buffers; userspace pointer to the array of plane
+ * info structs for this buffer
+ * @length: size in bytes of the buffer (NOT its payload) for single-plane
+ * buffers (when type != *_MPLANE); number of elements in the
+ * planes array for multi-plane buffers
+ * @input: input number from which the video data has has been captured
+ *
+ * Contains data exchanged by application and driver using one of the Streaming
+ * I/O methods.
+ */
+struct v4l2_buffer {
+ __u32 index;
+ __u32 type;
+ __u32 bytesused;
+ __u32 flags;
+ __u32 field;
+ struct timeval timestamp;
+ struct v4l2_timecode timecode;
+ __u32 sequence;
+
+ /* memory location */
+ __u32 memory;
+ union {
+ __u32 offset;
+ unsigned long userptr;
+ struct v4l2_plane *planes;
+ __s32 fd;
+ } m;
+ __u32 length;
+ __u32 reserved2;
+ __u32 reserved;
+};
+
+/* Flags for 'flags' field */
+#define V4L2_BUF_FLAG_MAPPED 0x0001 /* Buffer is mapped (flag) */
+#define V4L2_BUF_FLAG_QUEUED 0x0002 /* Buffer is queued for processing */
+#define V4L2_BUF_FLAG_DONE 0x0004 /* Buffer is ready */
+#define V4L2_BUF_FLAG_KEYFRAME 0x0008 /* Image is a keyframe (I-frame) */
+#define V4L2_BUF_FLAG_PFRAME 0x0010 /* Image is a P-frame */
+#define V4L2_BUF_FLAG_BFRAME 0x0020 /* Image is a B-frame */
+/* Buffer is ready, but the data contained within is corrupted. */
+#define V4L2_BUF_FLAG_ERROR 0x0040
+#define V4L2_BUF_FLAG_TIMECODE 0x0100 /* timecode field is valid */
+#define V4L2_BUF_FLAG_PREPARED 0x0400 /* Buffer is prepared for queuing */
+/* Cache handling flags */
+#define V4L2_BUF_FLAG_NO_CACHE_INVALIDATE 0x0800
+#define V4L2_BUF_FLAG_NO_CACHE_CLEAN 0x1000
+/* Timestamp type */
+#define V4L2_BUF_FLAG_TIMESTAMP_MASK 0xe000
+#define V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN 0x0000
+#define V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC 0x2000
+#define V4L2_BUF_FLAG_TIMESTAMP_COPY 0x4000
+
+/**
+ * struct v4l2_exportbuffer - export of video buffer as DMABUF file descriptor
+ *
+ * @index: id number of the buffer
+ * @type: enum v4l2_buf_type; buffer type (type == *_MPLANE for
+ * multiplanar buffers);
+ * @plane: index of the plane to be exported, 0 for single plane queues
+ * @flags: flags for newly created file, currently only O_CLOEXEC is
+ * supported, refer to manual of open syscall for more details
+ * @fd: file descriptor associated with DMABUF (set by driver)
+ *
+ * Contains data used for exporting a video buffer as DMABUF file descriptor.
+ * The buffer is identified by a 'cookie' returned by VIDIOC_QUERYBUF
+ * (identical to the cookie used to mmap() the buffer to userspace). All
+ * reserved fields must be set to zero. The field reserved0 is expected to
+ * become a structure 'type' allowing an alternative layout of the structure
+ * content. Therefore this field should not be used for any other extensions.
+ */
+struct v4l2_exportbuffer {
+ __u32 type; /* enum v4l2_buf_type */
+ __u32 index;
+ __u32 plane;
+ __u32 flags;
+ __s32 fd;
+ __u32 reserved[11];
+};
+
+/*
+ * O V E R L A Y P R E V I E W
+ */
+struct v4l2_framebuffer {
+ __u32 capability;
+ __u32 flags;
+/* FIXME: in theory we should pass something like PCI device + memory
+ * region + offset instead of some physical address */
+ void *base;
+ struct v4l2_pix_format fmt;
+};
+/* Flags for the 'capability' field. Read only */
+#define V4L2_FBUF_CAP_EXTERNOVERLAY 0x0001
+#define V4L2_FBUF_CAP_CHROMAKEY 0x0002
+#define V4L2_FBUF_CAP_LIST_CLIPPING 0x0004
+#define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008
+#define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010
+#define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020
+#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040
+#define V4L2_FBUF_CAP_SRC_CHROMAKEY 0x0080
+/* Flags for the 'flags' field. */
+#define V4L2_FBUF_FLAG_PRIMARY 0x0001
+#define V4L2_FBUF_FLAG_OVERLAY 0x0002
+#define V4L2_FBUF_FLAG_CHROMAKEY 0x0004
+#define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008
+#define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010
+#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020
+#define V4L2_FBUF_FLAG_SRC_CHROMAKEY 0x0040
+
+struct v4l2_clip {
+ struct v4l2_rect c;
+ struct v4l2_clip *next;
+};
+
+struct v4l2_window {
+ struct v4l2_rect w;
+ __u32 field; /* enum v4l2_field */
+ __u32 chromakey;
+ struct v4l2_clip *clips;
+ __u32 clipcount;
+ void *bitmap;
+ __u8 global_alpha;
+};
+
+/*
+ * C A P T U R E P A R A M E T E R S
+ */
+struct v4l2_captureparm {
+ __u32 capability; /* Supported modes */
+ __u32 capturemode; /* Current mode */
+ struct v4l2_fract timeperframe; /* Time per frame in seconds */
+ __u32 extendedmode; /* Driver-specific extensions */
+ __u32 readbuffers; /* # of buffers for read */
+ __u32 reserved[4];
+};
+
+/* Flags for 'capability' and 'capturemode' fields */
+#define V4L2_MODE_HIGHQUALITY 0x0001 /* High quality imaging mode */
+#define V4L2_CAP_TIMEPERFRAME 0x1000 /* timeperframe field is supported */
+
+struct v4l2_outputparm {
+ __u32 capability; /* Supported modes */
+ __u32 outputmode; /* Current mode */
+ struct v4l2_fract timeperframe; /* Time per frame in seconds */
+ __u32 extendedmode; /* Driver-specific extensions */
+ __u32 writebuffers; /* # of buffers for write */
+ __u32 reserved[4];
+};
+
+/*
+ * C O N T R O L S
+ */
+struct v4l2_control {
+ __u32 id;
+ __s32 value;
+};
+
+struct v4l2_ext_control {
+ __u32 id;
+ __u32 size;
+ __u32 reserved2[1];
+ union {
+ __s32 value;
+ __s64 value64;
+ char *string;
+ };
+} __attribute__ ((packed));
+
+struct v4l2_ext_controls {
+ __u32 ctrl_class;
+ __u32 count;
+ __u32 error_idx;
+ __u32 reserved[2];
+ struct v4l2_ext_control *controls;
+};
+
+#define V4L2_CTRL_ID_MASK (0x0fffffff)
+#define V4L2_CTRL_ID2CLASS(id) ((id) & 0x0fff0000UL)
+#define V4L2_CTRL_DRIVER_PRIV(id) (((id) & 0xffff) >= 0x1000)
+
+enum v4l2_ctrl_type {
+ V4L2_CTRL_TYPE_INTEGER = 1,
+ V4L2_CTRL_TYPE_BOOLEAN = 2,
+ V4L2_CTRL_TYPE_MENU = 3,
+ V4L2_CTRL_TYPE_BUTTON = 4,
+ V4L2_CTRL_TYPE_INTEGER64 = 5,
+ V4L2_CTRL_TYPE_CTRL_CLASS = 6,
+ V4L2_CTRL_TYPE_STRING = 7,
+ V4L2_CTRL_TYPE_BITMASK = 8,
+ V4L2_CTRL_TYPE_INTEGER_MENU = 9,
+};
+
+/* Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
+struct v4l2_queryctrl {
+ __u32 id;
+ __u32 type; /* enum v4l2_ctrl_type */
+ __u8 name[32]; /* Whatever */
+ __s32 minimum; /* Note signedness */
+ __s32 maximum;
+ __s32 step;
+ __s32 default_value;
+ __u32 flags;
+ __u32 reserved[2];
+};
+
+/* Control flags */
+#define V4L2_CTRL_FLAG_DISABLED 0x0001
+#define V4L2_CTRL_FLAG_GRABBED 0x0002
+#define V4L2_CTRL_FLAG_READ_ONLY 0x0004
+#define V4L2_CTRL_FLAG_UPDATE 0x0008
+#define V4L2_CTRL_FLAG_INACTIVE 0x0010
+#define V4L2_CTRL_FLAG_SLIDER 0x0020
+#define V4L2_CTRL_FLAG_WRITE_ONLY 0x0040
+#define V4L2_CTRL_FLAG_VOLATILE 0x0080
+
+/* Query flag, to be ORed with the control ID */
+#define V4L2_CTRL_FLAG_NEXT_CTRL 0x80000000
+
+/* User-class control IDs defined by V4L2 */
+#define V4L2_CID_MAX_CTRLS 1024
+/* IDs reserved for driver specific controls */
+#define V4L2_CID_PRIVATE_BASE 0x08000000
+
+/*
+ * D A T A S E R V I C E S ( V B I )
+ *
+ * Data services API by Michael Schimek
+ */
+
+/* Raw VBI */
+struct v4l2_vbi_format {
+ __u32 sampling_rate; /* in 1 Hz */
+ __u32 offset;
+ __u32 samples_per_line;
+ __u32 sample_format; /* V4L2_PIX_FMT_* */
+ __s32 start[2];
+ __u32 count[2];
+ __u32 flags; /* V4L2_VBI_* */
+ __u32 reserved[2]; /* must be zero */
+};
+
+/* Sliced VBI
+ *
+ * This implements is a proposal V4L2 API to allow SLICED VBI
+ * required for some hardware encoders. It should change without
+ * notice in the definitive implementation.
+ */
+
+struct v4l2_sliced_vbi_format {
+ __u16 service_set;
+ /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
+ service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
+ (equals frame lines 313-336 for 625 line video
+ standards, 263-286 for 525 line standards) */
+ __u16 service_lines[2][24];
+ __u32 io_size;
+ __u32 reserved[2]; /* must be zero */
+};
+
+/*
+ * A G G R E G A T E S T R U C T U R E S
+ */
+
+/**
+ * struct v4l2_plane_pix_format - additional, per-plane format definition
+ * @sizeimage: maximum size in bytes required for data, for which
+ * this plane will be used
+ * @bytesperline: distance in bytes between the leftmost pixels in two
+ * adjacent lines
+ */
+struct v4l2_plane_pix_format {
+ __u32 sizeimage;
+ __u16 bytesperline;
+ __u16 reserved[7];
+} __attribute__ ((packed));
+
+/**
+ * struct v4l2_pix_format_mplane - multiplanar format definition
+ * @width: image width in pixels
+ * @height: image height in pixels
+ * @pixelformat: little endian four character code (fourcc)
+ * @field: enum v4l2_field; field order (for interlaced video)
+ * @colorspace: enum v4l2_colorspace; supplemental to pixelformat
+ * @plane_fmt: per-plane information
+ * @num_planes: number of planes for this format
+ */
+struct v4l2_pix_format_mplane {
+ __u32 width;
+ __u32 height;
+ __u32 pixelformat;
+ __u32 field;
+ __u32 colorspace;
+
+ struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
+ __u8 num_planes;
+ __u8 reserved[11];
+} __attribute__ ((packed));
+
+/**
+ * struct v4l2_format - stream data format
+ * @type: enum v4l2_buf_type; type of the data stream
+ * @pix: definition of an image format
+ * @pix_mp: definition of a multiplanar image format
+ * @win: definition of an overlaid image
+ * @vbi: raw VBI capture or output parameters
+ * @sliced: sliced VBI capture or output parameters
+ * @raw_data: placeholder for future extensions and custom formats
+ */
+struct v4l2_format {
+ __u32 type;
+ union {
+ struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
+ struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */
+ struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
+ struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */
+ struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
+ __u8 raw_data[200]; /* user-defined */
+ } fmt;
+};
+
+#endif /* __VIDEODEV2_MIN_H */
projects / sdk / emulator / qemu.git / commitdiff