void VDUIHotKeyExControlW32::OnPaint() {
PAINTSTRUCT ps;
HDC hdc = BeginPaint(mhwnd, &ps);
if (!hdc)
return;
RECT r;
if (GetClientRect(mhwnd, &r)) {
VDVERIFY(DrawEdge(hdc, &r, EDGE_SUNKEN, BF_ADJUST | BF_RECT));
VDVERIFY(FillRect(hdc, &r, (HBRUSH)(COLOR_WINDOW + 1)));
int cx = GetSystemMetrics(SM_CXEDGE);
int cy = GetSystemMetrics(SM_CYEDGE);
r.left += cx;
r.top += cy;
r.right -= cx;
r.bottom -= cy;
if (r.right > r.left && r.bottom > r.top) {
SetBkColor(hdc, GetSysColor(COLOR_WINDOW));
SetTextColor(hdc, GetSysColor(COLOR_BTNTEXT));
SetTextAlign(hdc, TA_TOP | TA_LEFT);
HGDIOBJ holdFont = SelectObject(hdc, mhfont);
if (holdFont) {
ExtTextOutW(hdc, r.left, r.top, ETO_CLIPPED, &r, mBuffer.c_str(), mBuffer.size(), NULL);
SelectObject(hdc, holdFont);
}
}
}
EndPaint(mhwnd, &ps);
}
void VDPositionControlW32::RecomputeMetrics() {
if (!mhwnd)
return;
RECT r;
VDVERIFY(GetClientRect(mhwnd, &r));
mPositionArea = r;
mPositionArea.bottom -= 24;
// Compute space we need for the ticks.
int labelDigits = mRangeEnd > 0 ? ((int)floor(log10((double)mRangeEnd)) + 1) : 1;
int labelSpace = ((labelDigits * mFrameNumberWidth) >> 1) + 8;
if (labelSpace < 16)
labelSpace = 16;
mTrackArea.left = mPositionArea.left;
mTrackArea.top = mPositionArea.top;
mTrackArea.right = mPositionArea.right;
mTrackArea.bottom = mPositionArea.bottom - 2 - mFrameNumberHeight;
int trackRailHeight = (mTrackArea.bottom - mTrackArea.top + 1) / 3;
mTrack.left = mTrackArea.left + labelSpace;
mTrack.top = mTrackArea.top + trackRailHeight;
mTrack.right = mTrackArea.right - labelSpace;
mTrack.bottom = mTrackArea.bottom - trackRailHeight;
mTickArea.top = mTrack.bottom + 1*GetSystemMetrics(SM_CYEDGE);
mTickArea.bottom = mTrackArea.bottom;
const int tickHeight = mTickArea.bottom - mTickArea.top;
mTickArea.left = mTrack.left - tickHeight;
mTickArea.right = mTrack.right + tickHeight;
// (left+0.5) -> mRangeStart
// (right-0.5) -> mRangeEnd
if (mRangeEnd > mRangeStart)
mPixelsPerFrame = (double)(mTrack.right - mTrack.left - 1) / (double)(mRangeEnd - mRangeStart);
else
mPixelsPerFrame = 0.0;
mPixelToFrameBias = mTrack.left + 0.5 - mPixelsPerFrame*mRangeStart;
if (mTrack.right > mTrack.left + 1)
mFramesPerPixel = (double)(mRangeEnd - mRangeStart) / (double)(mTrack.right - mTrack.left - 1);
else
mFramesPerPixel = 0.0;
RecalcThumbRect(mPosition, false);
RECT rInv = {0,0,r.right,r.bottom-24};
InvalidateRect(mhwnd, &rInv, TRUE);
}
void VDFilterFrameManualSource::CompleteRequest(VDFilterFrameRequest *req, bool cache) {
if (cache) {
VDFilterFrameBuffer *buf = req->GetResultBuffer();
if (buf)
mFrameCache.Add(buf, req->GetTiming().mOutputFrame);
}
VDVERIFY(mFrameQueueInProgress.Remove(req));
}
void VDShutdownThunkAllocator() {
while(g_VDJITAllocatorLock.xchg(1))
::Sleep(1);
VDASSERT(g_pVDJITAllocator);
if (!g_pVDJITAllocator->Release())
g_pVDJITAllocator = NULL;
VDVERIFY(1 == g_VDJITAllocatorLock.xchg(0));
}
bool VDInitThunkAllocator() {
bool success = true;
while(g_VDJITAllocatorLock.xchg(1))
::Sleep(1);
if (!g_pVDJITAllocator) {
g_pVDJITAllocator = new_nothrow VDJITAllocator;
if (!g_pVDJITAllocator)
success = false;
}
if (success)
g_pVDJITAllocator->AddRef();
VDVERIFY(1 == g_VDJITAllocatorLock.xchg(0));
return success;
}
void VDPositionControlW32::OnPaint() {
PAINTSTRUCT ps;
HDC hdc = BeginPaint(mhwnd, &ps);
if (!hdc) // hrm... this is bad
return;
HGDIOBJ hOldFont = SelectObject(hdc, mFrameNumberFont);
SetBkMode(hdc, TRANSPARENT);
SetTextColor(hdc, GetSysColor(COLOR_WINDOWTEXT));
SetTextAlign(hdc, TA_TOP | TA_CENTER);
char buf[64];
RECT rClient;
VDVERIFY(GetClientRect(mhwnd, &rClient));
int trackRight = mTrack.right;
HGDIOBJ hOldPen = SelectObject(hdc, GetStockObject(BLACK_PEN));
// Determine digit spacing.
int labelDigits = mRangeEnd > 0 ? (int)floor(log10((double)mRangeEnd)) + 1 : 1;
int labelWidth = (labelDigits + 1) * mFrameNumberWidth; // Add 1 digit for nice padding.
sint64 framesPerLabel = 1;
if (mRangeEnd > mRangeStart) {
while(framesPerLabel * mPixelsPerFrame < labelWidth) {
sint64 fpl2 = framesPerLabel + framesPerLabel;
if (fpl2 * mPixelsPerFrame >= labelWidth) {
framesPerLabel = fpl2;
break;
}
sint64 fpl5 = framesPerLabel * 5;
if (fpl5 * mPixelsPerFrame >= labelWidth) {
framesPerLabel = fpl5;
break;
}
framesPerLabel *= 10;
}
}
sint64 frame = mRangeStart;
bool bDrawLabels = ps.rcPaint.bottom >= mTrackArea.bottom;
while(frame < mRangeEnd) {
int x = FrameToPixel(frame);
const RECT rTick = { x, mTickArea.top, x+1, mTickArea.bottom };
FillRect(hdc, &rTick, mBrushes[kBrushTick]);
if (x > trackRight - labelWidth)
break; // don't allow labels to encroach last label
if (bDrawLabels) {
sprintf(buf, "%I64d", frame);
TextOut(hdc, x, mTrackArea.bottom, buf, strlen(buf));
}
frame += framesPerLabel;
}
const RECT rLastTick = { mTrack.right, mTrack.bottom, mTrack.right+1, mTrackArea.bottom };
FillRect(hdc, &rLastTick, mBrushes[kBrushTick]);
if (bDrawLabels) {
sprintf(buf, "%I64d", mRangeEnd);
TextOut(hdc, trackRight, mTrackArea.bottom, buf, strlen(buf));
}
// Fill the track. We draw the track borders later so they're always on top.
FillRect(hdc, &mTrack, mBrushes[kBrushTrack]);
// Draw selection and ticks.
if (mSelectionEnd >= mSelectionStart) {
int selx1 = FrameToPixel(mSelectionStart);
int selx2 = FrameToPixel(mSelectionEnd);
RECT rSel={selx1, mTrack.top, selx2, mTrack.bottom};
if (rSel.right == rSel.left)
++rSel.right;
FillRect(hdc, &rSel, mBrushes[kBrushSelection]);
if (HPEN hNullPen = CreatePen(PS_NULL, 0, 0)) {
if (HGDIOBJ hLastPen = SelectObject(hdc, hNullPen)) {
if (HGDIOBJ hOldBrush = SelectObject(hdc, GetStockObject(BLACK_BRUSH))) {
const int tickHeight = mTickArea.bottom - mTickArea.top;
const POINT pts1[3]={
{ selx1+1, mTickArea.top },
{ selx1+1, mTickArea.bottom },
{ selx1+1-tickHeight, mTickArea.top },
};
const POINT pts2[3]={
{ selx2, mTickArea.top },
{ selx2, mTickArea.bottom },
{ selx2+tickHeight, mTickArea.top },
};
Polygon(hdc, pts1, 3);
Polygon(hdc, pts2, 3);
SelectObject(hdc, hOldBrush);
}
SelectObject(hdc, hLastPen);
}
DeleteObject(hNullPen);
}
}
// Draw track border.
const int xedge = GetSystemMetrics(SM_CXEDGE);
const int yedge = GetSystemMetrics(SM_CYEDGE);
RECT rEdge = mTrack;
InflateRect(&rEdge, xedge, yedge);
DrawEdge(hdc, &rEdge, EDGE_SUNKEN, BF_RECT);
// Draw cursor.
RECT rThumb = mThumbRect;
DrawEdge(hdc, &rThumb, EDGE_RAISED, BF_SOFT|BF_RECT|BF_ADJUST);
DrawEdge(hdc, &rThumb, EDGE_SUNKEN, BF_SOFT|BF_RECT|BF_ADJUST);
// All done.
SelectObject(hdc, hOldPen);
SelectObject(hdc, hOldFont);
EndPaint(mhwnd, &ps);
}
bool VDAudioCodecW32::Init(const WAVEFORMATEX *pSrcFormat, const WAVEFORMATEX *pDstFormat, bool isCompression, const char *pDriverShortNameHint, bool throwOnError) {
Shutdown();
SafeCopyWaveFormat(mSrcFormat, (const VDWaveFormat *)pSrcFormat);
if (pDstFormat)
SafeCopyWaveFormat(mDstFormat, (const VDWaveFormat *)pDstFormat);
// enumerate IDs for all installed codecs
ACMDriverList driverList(pDriverShortNameHint);
// try one driver at a time
MMRESULT res = 0;
for(ACMDriverList::const_iterator it(driverList.begin()), itEnd(driverList.end());
it != itEnd;
++it)
{
const HACMDRIVERID driverId = *it;
// open driver
HACMDRIVER hDriver = NULL;
if (acmDriverOpen(&hDriver, *it, 0))
continue;
if (!pDstFormat) {
VDASSERT(!isCompression);
DWORD dwDstFormatSize = 0;
VDVERIFY(!acmMetrics(NULL, ACM_METRIC_MAX_SIZE_FORMAT, (LPVOID)&dwDstFormatSize));
if (dwDstFormatSize < sizeof(WAVEFORMATEX))
dwDstFormatSize = sizeof(WAVEFORMATEX);
mDstFormat.resize(dwDstFormatSize);
memset(mDstFormat.data(), 0, dwDstFormatSize);
mDstFormat->mTag = WAVE_FORMAT_PCM;
if (acmFormatSuggest(hDriver, (WAVEFORMATEX *)pSrcFormat, (WAVEFORMATEX *)mDstFormat.data(), dwDstFormatSize, ACM_FORMATSUGGESTF_WFORMATTAG)) {
acmDriverClose(hDriver, NULL);
continue;
}
// sanitize the destination format a bit
if (mDstFormat->mSampleBits != 8 && mDstFormat->mSampleBits != 16)
mDstFormat->mSampleBits = 16;
if (mDstFormat->mChannels != 1 && mDstFormat->mChannels !=2)
mDstFormat->mChannels = 2;
mDstFormat->mBlockSize = (uint16)((mDstFormat->mSampleBits >> 3) * mDstFormat->mChannels);
mDstFormat->mDataRate = mDstFormat->mBlockSize * mDstFormat->mSamplingRate;
mDstFormat->mExtraSize = 0;
mDstFormat.resize(sizeof(WAVEFORMATEX));
}
// open conversion stream
res = acmStreamOpen(&mhStream, hDriver, (WAVEFORMATEX *)pSrcFormat, (WAVEFORMATEX *)mDstFormat.data(), NULL, 0, 0, ACM_STREAMOPENF_NONREALTIME);
if (!res) {
mhDriver = hDriver;
break;
}
// Aud-X accepts PCM/6ch but not WAVE_FORMAT_EXTENSIBLE/PCM/6ch. Argh. We attempt to work
// around this by trying a PCM version if WFE doesn't work.
if (isCompression) {
// Need to put this somewhere.
struct WaveFormatExtensibleW32 {
WAVEFORMATEX mFormat;
union {
uint16 mBitDepth;
uint16 mSamplesPerBlock; // may be zero, according to MSDN
};
uint32 mChannelMask;
GUID mGuid;
};
static const GUID local_KSDATAFORMAT_SUBTYPE_PCM={ // so we don't have to bring in ksmedia.h
WAVE_FORMAT_PCM, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71
};
if (pSrcFormat->wFormatTag == WAVE_FORMAT_EXTENSIBLE && pSrcFormat->cbSize >= sizeof(WaveFormatExtensibleW32) - sizeof(WAVEFORMATEX)) {
const WaveFormatExtensibleW32& wfexex = *(const WaveFormatExtensibleW32 *)pSrcFormat;
if (wfexex.mGuid == local_KSDATAFORMAT_SUBTYPE_PCM) {
// Rewrite the format to be straight PCM and try again.
vdstructex<VDWaveFormat> srcFormat2(mSrcFormat.data(), sizeof(VDWaveFormat));
srcFormat2->mExtraSize = 0;
srcFormat2->mTag = WAVE_FORMAT_PCM;
MMRESULT res2 = acmStreamOpen(&mhStream, hDriver, (WAVEFORMATEX *)srcFormat2.data(), (WAVEFORMATEX *)mDstFormat.data(), NULL, 0, 0, ACM_STREAMOPENF_NONREALTIME);
if (!res2) {
res = res2;
mSrcFormat = srcFormat2;
pSrcFormat = (WAVEFORMATEX *)mSrcFormat.data();
mhDriver = hDriver;
break;
}
}
}
}
acmDriverClose(hDriver, 0);
}
