static int display_frame(X11DisplaySink* sink, X11DisplayFrame* frame, const FrameInfo* frameInfo)
{
struct timeval timeNow;
long requiredUsec;
long durationSlept;
YUV_frame inputFrame;
YUV_frame outputFrame;
unsigned char* inputBuffer;
unsigned char* rgbInputBuffer;
StreamFormat rgbInputFormat;
int frameDurationMsec;
int frameSlippage;
frameDurationMsec = (int)(1000 * frameInfo->frameRate.den / (double)(frameInfo->frameRate.num));
frameSlippage = frameDurationMsec * 1000 / 2; /* half a frame */
if (frame->videoIsPresent)
{
if (frame->videoFormat == UYVY_10BIT_FORMAT)
{
DitherFrame(frame->convertBuffer, frame->inputBuffer, sink->inputWidth * 2, (sink->inputWidth + 5) / 6 * 16,
sink->inputWidth, sink->inputHeight);
inputBuffer = frame->convertBuffer;
rgbInputFormat = UYVY_FORMAT;
}
else
{
inputBuffer = frame->inputBuffer;
rgbInputFormat = frame->videoFormat;
}
/* scale image */
if (sink->swScale != 1)
{
YUV_frame_from_buffer(&inputFrame, (void*)inputBuffer,
sink->inputWidth, sink->inputHeight, sink->yuvFormat);
YUV_frame_from_buffer(&outputFrame, (void*)frame->scaleBuffer,
sink->width, sink->height, sink->yuvFormat);
small_pic(&inputFrame,
&outputFrame,
0,
0,
sink->swScale,
sink->swScale,
1,
1,
1,
frame->scaleWorkspace);
rgbInputBuffer = frame->scaleBuffer;
}
else
{
rgbInputBuffer = inputBuffer;
}
/* add OSD to frame */
if (sink->osd != NULL && sink->osdInitialised)
{
if (!osd_add_to_image(sink->osd, frameInfo, rgbInputBuffer, sink->width, sink->height))
{
ml_log_error("Failed to add OSD to frame\n");
/* continue anyway */
}
}
/* convert frame to RGB */
convertToRGB(sink, rgbInputFormat, rgbInputBuffer, frame->rgbBuffer, sink->width, sink->height);
/* wait until it is time to display this frame */
gettimeofday(&timeNow, NULL);
durationSlept = 0;
if (frameInfo->rateControl)
{
durationSlept = sleep_diff(frameDurationMsec * 1000, &timeNow, &sink->lastFrameTime);
}
XLockDisplay(sink->x11Common.windowInfo.display);
if (sink->useSharedMemory)
{
XShmPutImage(sink->x11Common.windowInfo.display, sink->x11Common.windowInfo.window, sink->x11Common.windowInfo.gc,
frame->xImage,
0, 0, 0, 0,
sink->width, sink->height,
False);
}
else
{
XPutImage(sink->x11Common.windowInfo.display, sink->x11Common.windowInfo.window, sink->x11Common.windowInfo.gc,
frame->xImage,
0, 0, 0, 0,
sink->width, sink->height);
}
XSync(sink->x11Common.windowInfo.display, False);
XUnlockDisplay(sink->x11Common.windowInfo.display);
x11c_process_events(&sink->x11Common);
/* report that a new frame has been displayed */
msl_frame_displayed(sink->listener, frameInfo);
/* set the time that this frame was displayed */
if (frameInfo->rateControl)
{
if (durationSlept < - frameSlippage)
{
/* reset rate control when slipped by more than frameSlippage */
sink->lastFrameTime = timeNow;
}
else
{
/* set what the frame's display time should have been */
requiredUsec = sink->lastFrameTime.tv_sec * 1000000 + sink->lastFrameTime.tv_usec + frameDurationMsec * 1000;
sink->lastFrameTime.tv_usec = requiredUsec % 1000000;
sink->lastFrameTime.tv_sec = requiredUsec / 1000000;
}
}
else
{
gettimeofday(&sink->lastFrameTime, NULL);
}
}
else
{
gettimeofday(&sink->lastFrameTime, NULL);
}
reset_streams(frame);
return 1;
}
static int display_frame(X11XVDisplaySink* sink, X11DisplayFrame* frame, const FrameInfo* frameInfo)
{
struct timeval timeNow;
long requiredUsec;
long durationSlept;
unsigned int windowWidth;
unsigned int windowHeight;
float scaleFactorX;
float scaleFactorY;
float scaleFactor;
YUV_frame inputFrame;
YUV_frame outputFrame;
unsigned char* activeBuffer;
int frameDurationMsec;
int frameSlippage;
frameDurationMsec = (int)(1000 * frameInfo->frameRate.den / (double)(frameInfo->frameRate.num));
frameSlippage = frameDurationMsec * 1000 / 2; /* half a frame */
if (frame->videoIsPresent)
{
/* convert if required */
if (sink->inputVideoFormat == UYVY_10BIT_FORMAT)
{
if (sink->swScale != 1)
{
/* scale required afterwards */
activeBuffer = frame->scaleInputBuffer;
}
else
{
/* no scale afterwards */
activeBuffer = (unsigned char*)frame->yuv_image->data;
}
ConvertFrameV210to8(activeBuffer, frame->inputBuffer, sink->inputWidth * 2, (sink->inputWidth + 47) / 48 * 128,
sink->inputWidth, sink->inputHeight);
}
else if (sink->inputVideoFormat == YUV444_FORMAT)
{
if (sink->swScale != 1)
{
/* scale required afterwards */
activeBuffer = frame->scaleInputBuffer;
}
else
{
/* no scale afterwards */
activeBuffer = (unsigned char*)frame->yuv_image->data;
}
yuv444_to_uyvy(sink->inputWidth, sink->inputHeight, frame->inputBuffer, activeBuffer);
}
else if (sink->inputVideoFormat == YUV422_FORMAT)
{
if (sink->swScale != 1)
{
/* scale required afterwards */
activeBuffer = frame->scaleInputBuffer;
}
else
{
/* no scale afterwards */
activeBuffer = (unsigned char*)frame->yuv_image->data;
}
yuv422_to_uyvy_2(sink->inputWidth, sink->inputHeight, 0, frame->inputBuffer, activeBuffer);
}
else if (sink->inputVideoFormat == YUV422_10BIT_FORMAT)
{
if (sink->swScale != 1)
{
/* scale required afterwards */
activeBuffer = frame->scaleInputBuffer;
}
else
{
/* no scale afterwards */
activeBuffer = (unsigned char*)frame->yuv_image->data;
}
ConvertFrameYUV10to8_2(frame->ditherOutputBuffer, (const uint16_t*)frame->inputBuffer, sink->inputWidth,
sink->inputHeight, 2, 1);
yuv422_to_uyvy_2(sink->inputWidth, sink->inputHeight, 0, frame->ditherOutputBuffer, activeBuffer);
}
else if (sink->inputVideoFormat == YUV420_10BIT_FORMAT)
{
if (sink->swScale != 1)
{
/* scale required afterwards */
activeBuffer = frame->scaleInputBuffer;
}
else
{
/* no scale afterwards */
activeBuffer = (unsigned char*)frame->yuv_image->data;
}
ConvertFrameYUV10to8_2(activeBuffer, (const uint16_t*)frame->inputBuffer, sink->inputWidth,
sink->inputHeight, 2, 2);
}
else
{
/* no conversion - scale input frame->input buffer != frame->yuv_image->data */
activeBuffer = frame->inputBuffer;
}
/* scale image and output to frame->yuv_image */
if (sink->swScale != 1)
{
YUV_frame_from_buffer(&inputFrame, (void*)activeBuffer,
sink->inputWidth, sink->inputHeight, sink->outputYUVFormat);
YUV_frame_from_buffer(&outputFrame, (void*)(unsigned char*)frame->yuv_image->data,
sink->width, sink->height, sink->outputYUVFormat);
small_pic(&inputFrame,
&outputFrame,
0,
0,
sink->swScale,
sink->swScale,
1,
sink->applyScaleFilter,
sink->applyScaleFilter,
frame->scaleWorkspace);
}
/* add OSD to frame */
if (sink->osd != NULL && sink->osdInitialised)
{
if (!osd_add_to_image(sink->osd, frameInfo, (unsigned char*)frame->yuv_image->data,
frame->yuv_image->width, frame->yuv_image->height))
{
ml_log_error("Failed to add OSD to frame\n");
/* continue anyway */
}
}
/* wait until it is time to display this frame */
gettimeofday(&timeNow, NULL);
durationSlept = 0;
if (frameInfo->rateControl)
{
durationSlept = sleep_diff(frameDurationMsec * 1000, &timeNow, &sink->lastFrameTime);
}
/* adjust the display width/height if the window has been resized */
windowWidth = sink->x11Common.windowWidth;
windowHeight = sink->x11Common.windowHeight;
scaleFactorX = windowWidth / (float)(sink->initialDisplayWidth);
scaleFactorY = windowHeight / (float)(sink->initialDisplayHeight);
scaleFactor = (scaleFactorX < scaleFactorY) ? scaleFactorX : scaleFactorY;
sink->x11Common.displayWidth = sink->initialDisplayWidth * scaleFactor;
sink->x11Common.displayHeight = sink->initialDisplayHeight * scaleFactor;
XLockDisplay(sink->x11Common.windowInfo.display);
if (sink->useSharedMemory)
{
XvShmPutImage(sink->x11Common.windowInfo.display, sink->xvport, sink->x11Common.windowInfo.window,
sink->x11Common.windowInfo.gc, frame->yuv_image,
0, 0, frame->yuv_image->width, frame->yuv_image->height,
0, 0, sink->x11Common.displayWidth, sink->x11Common.displayHeight,
False);
}
else
{
XvPutImage(sink->x11Common.windowInfo.display, sink->xvport, sink->x11Common.windowInfo.window,
sink->x11Common.windowInfo.gc, frame->yuv_image,
0, 0, frame->yuv_image->width, frame->yuv_image->height,
0, 0, sink->x11Common.displayWidth, sink->x11Common.displayHeight);
}
XSync(sink->x11Common.windowInfo.display, False);
XUnlockDisplay(sink->x11Common.windowInfo.display);
x11c_process_events(&sink->x11Common);
/* report that a new frame has been displayed */
msl_frame_displayed(sink->listener, frameInfo);
/* set the time that this frame was displayed */
if (frameInfo->rateControl)
{
if (durationSlept < - frameSlippage)
{
/* reset rate control when slipped by more than frameSlippage */
sink->lastFrameTime = timeNow;
}
else
{
/* set what the frame's display time should have been */
requiredUsec = sink->lastFrameTime.tv_sec * 1000000 + sink->lastFrameTime.tv_usec + frameDurationMsec * 1000;
sink->lastFrameTime.tv_usec = requiredUsec % 1000000;
sink->lastFrameTime.tv_sec = requiredUsec / 1000000;
}
}
else
{
gettimeofday(&sink->lastFrameTime, NULL);
}
}
else
{
gettimeofday(&sink->lastFrameTime, NULL);
}
reset_streams(frame);
return 1;
}
