/
videoout_directfb.cpp
1267 lines (1042 loc) · 39.7 KB
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videoout_directfb.cpp
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/* videoout_directfb.cpp
*
* Use DirectFB for video output while watvhing TV
* Most of this is ripped from videoout_* and mplayer's vo_directfb */
// POSIX headers
#include <sys/ioctl.h>
#include <fcntl.h>
#include <unistd.h>
// Linux headers
#include <linux/fb.h>
extern "C" {
#include <directfb.h>
#include <directfb_version.h>
}
// C++ headers
#include <algorithm>
#include <iostream>
using namespace std;
// Qt headers
#include <QCoreApplication>
#include <QWidget>
#include <QMutex>
#include <QKeyEvent>
#include <QObject>
#include <QSize>
// MythTV headers
#include "mythcontext.h"
#include "filtermanager.h"
#include "videoout_directfb.h"
#include "frame.h"
#include "tv.h"
#define LOC QString("DirectFB: ")
#define LOC_WARN QString("DirectFB, Warning: ")
#define LOC_ERR QString("DirectFB, Error: ")
#define ENOFB QString("\n\t\t\tFB Error: %1").arg(DirectFBErrorString(fberr))
static DFBEnumerationResult layer_cb(unsigned int id,
DFBDisplayLayerDescription desc,
void *data);
class QtKey
{
public:
QtKey() : key(0xffff), ascii(0x00) { }
QtKey(int k, int a) : key(k), ascii(a) { }
int key;
int ascii;
};
static void init_keymap(QMap<uint,QtKey> &qtKeyMap);
#ifndef DSCAPS_DOUBLE
#define DSCAPS_DOUBLE DSCAPS_FLIPPING
#endif
//8 1 3 2 works, but not for everyone :-(
const int kNumBuffers = 31;
const int kNeedFreeFrames = 1;
const int kPrebufferFramesNormal = 12;
const int kPrebufferFramesSmall = 4;
const int kKeepPrebuffer = 2;
typedef QMap<unsigned char*, IDirectFBSurface*> BufferMap;
class DirectfbData
{
public:
DirectfbData()
: dfb(NULL), primaryLayer(NULL),
primarySurface(NULL), videoLayer(NULL),
videoSurface(NULL), inputbuf(NULL),
screen_width(0), screen_height(0),
bufferLock(QMutex::Recursive),
has_blit(false)
{
bzero(&videoLayerDesc, sizeof(DFBDisplayLayerDescription));
bzero(&videoLayerConfig, sizeof(DFBDisplayLayerConfig));
bzero(&videoSurfaceCapabilities, sizeof(DFBSurfaceCapabilities));
init_keymap(qtKeyMap);
}
bool CreateBuffers(VideoBuffers &vbuffers, DFBSurfaceDescription);
void DeleteBuffers(VideoBuffers &vbuffers);
IDirectFB *dfb;
IDirectFBDisplayLayer *primaryLayer;
IDirectFBSurface *primarySurface;
IDirectFBDisplayLayer *videoLayer;
IDirectFBSurface *videoSurface;
IDirectFBEventBuffer *inputbuf;
int screen_width;
int screen_height;
BufferMap buffers;
QMutex bufferLock;
DFBDisplayLayerDescription videoLayerDesc;
DFBDisplayLayerConfig videoLayerConfig;
DFBSurfaceCapabilities videoSurfaceCapabilities;
bool has_blit;
QMap<uint,QtKey> qtKeyMap;
};
bool DirectfbData::CreateBuffers(VideoBuffers &vbuffers,
DFBSurfaceDescription desc)
{
VERBOSE(VB_IMPORTANT, "CreateBuffers");
QMutexLocker locker(&bufferLock);
if (!dfb)
return false;
// allocate each surface in system memory
desc.flags = (DFBSurfaceDescriptionFlags)(desc.flags | DSDESC_CAPS);
desc.caps = DSCAPS_SYSTEMONLY;
vector<unsigned char*> bufs;
vector<YUVInfo> yuvinfo;
DFBResult fberr = DFB_OK;
for (uint i = 0; i < vbuffers.allocSize(); i++)
{
IDirectFBSurface *bufferSurface = NULL;
fberr = dfb->CreateSurface(dfb, &desc, &bufferSurface);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR + "CreateSurface" + ENOFB);
break;
}
void *ptr = NULL;
int pitches[3];
fberr = bufferSurface->Lock(bufferSurface, DSLF_WRITE, &ptr,
&pitches[0]);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to lock buffer" + ENOFB);
fberr = (DFBResult)bufferSurface->Release(bufferSurface);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to release buffer" + ENOFB);
}
break;
}
unsigned char *bufferSurfaceData = (unsigned char*) ptr;
buffers[bufferSurfaceData] = bufferSurface;
pitches[1] = pitches[0] >> 1;
pitches[2] = pitches[0] >> 1;
int offsets[3];
offsets[0] = 0;
offsets[1] = pitches[0] * desc.height;
offsets[2] = offsets[1] + pitches[1] * (desc.height >> 1);
int size = offsets[2] + pitches[2] * (desc.height >> 1);
if (DSPF_YV12 == desc.pixelformat)
{
swap(pitches[1], pitches[2]);
swap(offsets[1], offsets[2]);
}
YUVInfo tmp(desc.width, desc.height, size, pitches, offsets);
bufs.push_back(bufferSurfaceData);
yuvinfo.push_back(tmp);
fberr = bufferSurface->Unlock(bufferSurface);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to unlock buffer" + ENOFB);
break;
}
}
if (DFB_OK != fberr)
{
for (uint i = 0; i < bufs.size(); i++)
{
BufferMap::iterator it = buffers.find(bufs[i]);
if (it != buffers.end())
{
IDirectFBSurface *surf = *it;
fberr = surf->Unlock(surf);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to unlock buffer" + ENOFB);
}
fberr = (DFBResult)surf->Release(surf);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to release buffer" + ENOFB);
}
buffers.erase(it);
}
}
return false;
}
bool ok = vbuffers.CreateBuffers(FMT_YV12, desc.width, desc.height,
bufs, yuvinfo);
return ok;
}
void DirectfbData::DeleteBuffers(VideoBuffers &vbuffers)
{
QMutexLocker locker(&bufferLock);
for (uint i = 0; i < vbuffers.allocSize(); i++)
{
vbuffers.at(i)->buf = NULL;
if (vbuffers.at(i)->qscale_table)
{
delete [] vbuffers.at(i)->qscale_table;
vbuffers.at(i)->qscale_table = NULL;
}
}
BufferMap::iterator it;
for (it = buffers.begin() ; it != buffers.end() ; it++)
{
IDirectFBSurface *surf = *it;
if (surf)
{
DFBResult fberr = surf->Unlock(surf);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to unlock buffer" + ENOFB);
}
fberr = (DFBResult)surf->Release(surf);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to release buffer" + ENOFB);
}
}
}
buffers.clear();
}
void VideoOutputDirectfb::GetRenderOptions(render_opts &opts,
QStringList &cpudeints)
{
opts.renderers->append("directfb");
opts.deints->insert("directfb", cpudeints);
(*opts.osds)["directfb"].append("softblend");
(*opts.safe_renderers)["dummy"].append("directfb");
(*opts.safe_renderers)["nuppel"].append("directfb");
if (opts.decoders->contains("ffmpeg"))
(*opts.safe_renderers)["ffmpeg"].append("directfb");
if (opts.decoders->contains("crystalhd"))
(*opts.safe_renderers)["crystalhd"].append("directfb");
opts.priorities->insert("directfb", 60);
}
VideoOutputDirectfb::VideoOutputDirectfb()
: VideoOutput(), XJ_started(false), widget(NULL),
data(new DirectfbData())
{
init(&pauseFrame, FMT_YV12, NULL, 0, 0, 0);
}
VideoOutputDirectfb::~VideoOutputDirectfb()
{
if (!data)
return;
data->DeleteBuffers(vbuffers);
// cleanup
if (data->inputbuf)
data->inputbuf->Release(data->inputbuf);
if (data->videoSurface)
data->videoSurface->Release(data->videoSurface);
if (data->primarySurface)
data->primarySurface->Release(data->primarySurface);
if (data->primaryLayer)
data->primaryLayer->Release(data->primaryLayer);
if (data->videoLayer)
data->videoLayer->Release(data->videoLayer);
if (data->dfb)
data->dfb->Release(data->dfb);
if (pauseFrame.buf)
{
delete [] pauseFrame.buf;
init(&pauseFrame, FMT_YV12, NULL, 0, 0, 0, 0);
}
XJ_started = false;
delete data;
data = NULL;
}
/// Correct for underalignment
static QSize fix_alignment(QSize raw)
{
return QSize((raw.width() + 15) & (~0xf),
(raw.height() + 15) & (~0xf));
}
bool VideoOutputDirectfb::Init(int width, int height, float aspect, WId winid,
int winx, int winy, int winw, int winh,
MythCodecID codec_id, WId embedid)
{
// Hack to avoid embedded video output...
if ((winw < 320) || (winh < 240))
{
return false;
}
widget = QWidget::find(winid);
// Setup DirectFB
DFBResult fberr = DirectFBInit(NULL, NULL);
if (DFB_OK != fberr)
{
return false;
}
DirectFBSetOption("bg-none", NULL);
DirectFBSetOption("no-cursor", NULL);
fberr = DirectFBCreate(&(data->dfb));
if (DFB_OK != fberr)
{
return false;
}
fberr = data->dfb->SetCooperativeLevel(data->dfb, DFSCL_FULLSCREEN);
if (DFB_OK != fberr)
{
return false;
}
// Setup primary layer (this is like the X11 root window)
fberr = data->dfb->GetDisplayLayer(
data->dfb, DLID_PRIMARY, &(data->primaryLayer));
if (DFB_OK != fberr)
{
return false;
}
DFBDisplayLayerConfig conf;
fberr = data->primaryLayer->GetConfiguration(data->primaryLayer, &conf);
if (DFB_OK != fberr)
{
return false;
}
if ((winw != conf.width) || (winh != conf.height))
{
VERBOSE(VB_IMPORTANT, LOC_WARN + "Window size mismatch "
<<QString("%1x%2 -> %3x%4")
.arg(winw).arg(winh).arg(conf.width).arg(conf.height));
}
window.SetDisplayVisibleRect(
QRect(winx, winy, conf.width, conf.height));
// We can't query the physical dimentions of the screen so use DB..
QSize display_dim = db_display_dim;
if (!display_dim.height() || !display_dim.width())
display_dim = QSize(400, 300);
window.SetDisplayAspect(
((float)(display_dim.width())) / ((float)(display_dim.height())));
window.SetDisplayDim(display_dim);
const QRect display_visible_rect = window.GetDisplayVisibleRect();
VERBOSE(VB_PLAYBACK, LOC +
QString("output : screen pixel size %1x%2")
.arg(display_visible_rect.width())
.arg(display_visible_rect.height()));
// Determine if we can use blit
#if (DIRECTFB_MAJOR_VERSION == 0) && \
(DIRECTFB_MINOR_VERSION <= 9) && \
(DIRECTFB_MICRO_VERSION <= 22)
DFBCardCapabilities info;
bzero(&info, sizeof(DFBCardCapabilities));
fberr = data->dfb->GetCardCapabilities(data->dfb, &info);
#else
DFBGraphicsDeviceDescription info;
bzero(&info, sizeof(DFBGraphicsDeviceDescription));
fberr = data->dfb->GetDeviceDescription(data->dfb, &info);
#endif
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to query card capabilities" + ENOFB);
return false;
}
data->has_blit = info.acceleration_mask & DFXL_BLIT;
VERBOSE(VB_PLAYBACK,
QString("DirectFB output : card : %1hardware blit support")
.arg(((data->has_blit) ? "" : "No ")));
// Clear primary layer
DFBSurfaceDescription desc;
desc.flags = DSDESC_CAPS;
desc.caps = DSCAPS_PRIMARY;
if (data->has_blit)
desc.caps = (DFBSurfaceCapabilities)(desc.caps | DSCAPS_DOUBLE);
fberr = data->dfb->CreateSurface(
data->dfb, &desc, &(data->primarySurface));
if (DFB_OK != fberr)
{
return false;
}
fberr = data->primarySurface->Clear(data->primarySurface, 0, 0, 0, 0xff);
if (DFB_OK != fberr)
{
return false;
}
fberr = data->primarySurface->Flip(data->primarySurface, 0, DSFLIP_ONSYNC);
if (DFB_OK != fberr)
{
return false;
}
const QSize video_dim = fix_alignment(QSize(width, height));
window.SetVideoDim(video_dim);
// Find an output layer that supports a format we can deal with.
// begin with the video format we have as input, fall back to others
data->videoLayerConfig.flags = (DFBDisplayLayerConfigFlags)
(DLCONF_WIDTH | DLCONF_HEIGHT | DLCONF_PIXELFORMAT);
data->videoLayerConfig.width = video_dim.width();
data->videoLayerConfig.height = video_dim.height();
data->videoLayerConfig.pixelformat = DSPF_I420;
fberr = data->dfb->EnumDisplayLayers(data->dfb, layer_cb, data);
if (DFB_OK != fberr)
{
return false;
}
if (!data->videoLayer)
{
data->videoLayerConfig.pixelformat = DSPF_YV12;
fberr = data->dfb->EnumDisplayLayers(data->dfb, layer_cb, data);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_WARN +
"Failed to enumerate layers" + ENOFB);
}
if (!data->videoLayer)
{
fberr = data->primaryLayer->TestConfiguration(
data->primaryLayer, &(data->videoLayerConfig), NULL);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Could not find usable video output layer");
return false;
}
data->primaryLayer->AddRef(data->primaryLayer);
data->videoLayer = data->primaryLayer;
}
}
QString fb_format =
(data->videoLayerConfig.pixelformat == DSPF_I420) ? "I420" : "YV12";
// Force exclusive ownership of the video output layer
fberr = data->videoLayer->SetCooperativeLevel(
data->videoLayer, DLSCL_EXCLUSIVE);
if (DFB_OK != fberr)
{
return false;
}
// Determine buffering capacities
data->videoLayerConfig.flags = (DFBDisplayLayerConfigFlags)
(data->videoLayerConfig.flags | DLCONF_BUFFERMODE);
// Try triple buffering in video memory
data->videoLayerConfig.buffermode = DLBM_TRIPLE;
if (data->videoLayer->TestConfiguration(
data->videoLayer, &(data->videoLayerConfig), NULL))
{
// On failure, try double buffering in video memory
data->videoLayerConfig.buffermode = DLBM_BACKVIDEO;
if (data->videoLayer->TestConfiguration(
data->videoLayer, &(data->videoLayerConfig), NULL))
{
// On failure, fall back to double buffering in system memory
data->videoLayerConfig.buffermode = DLBM_BACKSYSTEM;
}
}
QString buf_desc =
(data->videoLayerConfig.buffermode == DLBM_TRIPLE) ?
"triple (video memory)" :
((data->videoLayerConfig.buffermode == DLBM_BACKVIDEO) ?
"double (video memory)" : "double (system memory)");
fberr = data->videoLayer->SetConfiguration(
data->videoLayer, &(data->videoLayerConfig));
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
QString("Failed to initialize %1 buffering.")
.arg(buf_desc) + ENOFB);
return false;
}
VERBOSE(VB_PLAYBACK, LOC +
QString("output : videoLayer : %1 : %2x%3, %4, %5 buffering")
.arg(data->videoLayerDesc.name)
.arg(data->videoLayerConfig.width)
.arg(data->videoLayerConfig.height)
.arg(fb_format).arg(buf_desc));
// Set up video output videoSurface
fberr = data->videoLayer->GetSurface(
data->videoLayer, &(data->videoSurface));
if (DFB_OK != fberr)
{
return false;
}
fberr = data->videoSurface->SetBlittingFlags(
data->videoSurface, DSBLIT_NOFX);
if (DFB_OK != fberr)
{
return false;
}
fberr = data->videoSurface->GetCapabilities(
data->videoSurface, &data->videoSurfaceCapabilities);
if (DFB_OK != fberr)
{
return false;
}
VERBOSE(VB_PLAYBACK, LOC + QString("output : videoSurface : %1, %2, %3")
.arg((data->videoSurfaceCapabilities & DSCAPS_VIDEOONLY) ?
"in video memory" : "in sytem memory")
.arg((data->videoSurfaceCapabilities & DSCAPS_PRIMARY) ?
"primary surface" : "no primary surface")
.arg((data->videoSurfaceCapabilities & DSCAPS_INTERLACED) ?
"interlaced" : "not interlaced"));
// Setup keyboard input handling
fberr = data->dfb->CreateInputEventBuffer(
data->dfb, DICAPS_KEYS, (DFBBoolean)1, &(data->inputbuf));
if (DFB_OK != fberr)
{
return false;
}
// Setup video input buffers
vbuffers.Init(kNumBuffers, true, kNeedFreeFrames,
kPrebufferFramesNormal, kPrebufferFramesSmall,
kKeepPrebuffer);
desc.flags = (DFBSurfaceDescriptionFlags)
(DSDESC_HEIGHT | DSDESC_WIDTH | DSDESC_PIXELFORMAT);
desc.width = video_dim.width();
desc.height = video_dim.height();
desc.pixelformat = data->videoLayerConfig.pixelformat;
if (!data->CreateBuffers(vbuffers, desc))
{
return false;
}
VERBOSE(VB_PLAYBACK, LOC +
QString("input : %1 videoSurface buffers : %1x%2, %3")
.arg(kNumBuffers).arg(desc.width).arg(desc.height)
.arg(desc.pixelformat == DSPF_I420 ? "I420" : "YV12"));
// Create buffers
init(&pauseFrame, vbuffers.GetScratchFrame()->codec,
new unsigned char[vbuffers.GetScratchFrame()->size + 64],
vbuffers.GetScratchFrame()->width, vbuffers.GetScratchFrame()->height,
vbuffers.GetScratchFrame()->size,
vbuffers.GetScratchFrame()->pitches,
vbuffers.GetScratchFrame()->offsets);
pauseFrame.frameNumber = vbuffers.GetScratchFrame()->frameNumber;
// Initialize base class
if (!VideoOutput::Init(width, height, aspect, winid,
display_visible_rect.x(),
display_visible_rect.y(),
display_visible_rect.width(),
display_visible_rect.height(),
codec_id, embedid))
{
return false;
}
MoveResize();
InitPictureAttributes();
// Make video layer completely opaque
fberr = data->videoLayer->SetOpacity(data->videoLayer, 0xff);
if (DFB_OK != fberr)
{
return false;
}
XJ_started = true;
return true;
}
void VideoOutputDirectfb::PrepareFrame(VideoFrame *frame, FrameScanType,
OSD *osd)
{
(void)osd;
QMutexLocker locker(&data->bufferLock);
DFBResult fberr = DFB_OK;
if (!frame)
frame = vbuffers.GetScratchFrame();
framesPlayed = frame->frameNumber + 1;
IDirectFBSurface *bufferSurface = data->buffers[frame->buf];
if (!bufferSurface)
return;
if (data->has_blit)
{
fberr = data->videoSurface->Blit(
data->videoSurface, bufferSurface, NULL, 0, 0);
if (fberr)
VERBOSE(VB_IMPORTANT, LOC_ERR + "Blit failed" + ENOFB);
return;
}
void *vsrc = NULL, *vdst = NULL;
int y_src_pitch = 0, y_dst_pitch = 0;
fberr = bufferSurface->Lock(
bufferSurface, DSLF_READ, &vsrc, &y_src_pitch);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to lock buf surf" + ENOFB);
return;
}
fberr = data->videoSurface->Lock(
data->videoSurface, DSLF_WRITE, &vdst, &y_dst_pitch);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to lock video surf" + ENOFB);
fberr = bufferSurface->Unlock(bufferSurface);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to unlock buf surf" + ENOFB);
}
return;
}
unsigned char *src = (unsigned char*) vsrc;
unsigned char *dst = (unsigned char*) vdst;
DFBSurfacePixelFormat fmt;
data->videoSurface->GetPixelFormat(data->videoSurface, &fmt);
int pitches[3];
pitches[0] = y_dst_pitch;
pitches[1] = pitches[2] = (y_dst_pitch>>1);
int offsets[3] = { 0, 0, 0, };
if (DSPF_YV12 == fmt)
{
offsets[1] = offsets[0] + pitches[0] * frame->height;
offsets[2] = offsets[1] + pitches[1] * (frame->height>>1);
}
else if (DSPF_I420 == fmt)
{
offsets[1] = offsets[0] + pitches[0] * frame->height;
offsets[2] = offsets[1] + pitches[1] * (frame->height>>1);
}
else
{
VERBOSE(VB_IMPORTANT, "Unknown Pixel Format: 0x"<<hex<<fmt<<dec);
}
if ((DSPF_YV12 == fmt) || (DSPF_I420 == fmt))
{
VideoFrame src_frame;
init(&src_frame, FMT_YV12, src, frame->width, frame->height,
frame->size, frame->pitches, frame->offsets);
VideoFrame dst_frame;
init(&dst_frame, FMT_YV12, dst, frame->width, frame->height,
frame->offsets[2] + (pitches[2]>>1) * (frame->height>>1),
pitches, offsets);
CopyFrame(&dst_frame, &src_frame);
#if 0
cerr<<"off: "<<dst_frame.offsets[0]<<","
<<dst_frame.offsets[1]<<","
<<dst_frame.offsets[2]
<<" p: "<<dst_frame.pitches[0]<<","
<<dst_frame.pitches[1]<<","
<<dst_frame.pitches[2]
<<" WxH: "<<dst_frame.width<<"x"<<dst_frame.height
<<" size: "<<dst_frame.size<<endl;
#endif
#if 0
memset(dst_frame.buf + dst_frame.offsets[0], 0x7f,
(dst_frame.pitches[0]) * (dst_frame.height>>1));
bzero(dst_frame.buf + dst_frame.offsets[1],
(dst_frame.pitches[1]) * (dst_frame.height>>2));
bzero(dst_frame.buf + dst_frame.offsets[2],
(dst_frame.pitches[2]) * (dst_frame.height>>2));
#endif
}
fberr = data->videoSurface->Unlock(data->videoSurface);
if (DFB_OK != fberr)
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to unlock video surf" + ENOFB);
fberr = bufferSurface->Unlock(bufferSurface);
if (DFB_OK != fberr)
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to unlock buf surf" + ENOFB);
}
void VideoOutputDirectfb::Show(FrameScanType)
{
DFBResult fberr = DFB_OK;
fberr = data->videoSurface->Flip(data->videoSurface, NULL, DSFLIP_ONSYNC);
DFBInputEvent event;
fberr = data->inputbuf->GetEvent(data->inputbuf, DFB_EVENT(&event));
if (DFB_OK != fberr)
return;
QMap<uint,QtKey>::const_iterator it = data->qtKeyMap.find(event.key_id);
if (it == data->qtKeyMap.end())
return;
QtKey key = *it;
QKeyEvent *keyevent = NULL;
#ifdef QT3_SUPPORT
if (event.type == DIET_KEYPRESS)
keyevent = new QKeyEvent(QEvent::KeyPress, key.key, key.ascii, 0);
else if (event.type == DIET_KEYRELEASE)
keyevent = new QKeyEvent(QEvent::KeyRelease, key.key, key.ascii, 0);
#else
if (event.type == DIET_KEYPRESS)
{
keyevent = new QKeyEvent(QEvent::KeyPress, key.key, 0,
QString((char)key.ascii));
}
else if (event.type == DIET_KEYRELEASE)
{
keyevent = new QKeyEvent(QEvent::KeyRelease, key.key, 0,
QString((char)key.ascii));
}
#endif
if (keyevent)
QCoreApplication::postEvent(widget, keyevent);
}
void VideoOutputDirectfb::UpdatePauseFrame(void)
{
VideoFrame *used_frame = vbuffers.head(kVideoBuffer_used);
if (!used_frame)
used_frame = vbuffers.GetScratchFrame();
IDirectFBSurface *bufferSurface = data->buffers[used_frame->buf];
if (!bufferSurface)
return;
void *vsrc = NULL;
int y_src_pitch = 0;
DFBResult fberr = bufferSurface->Lock(
bufferSurface, DSLF_READ, &vsrc, &y_src_pitch);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to lock scratch surf" + ENOFB);
return;
}
unsigned char *src = (unsigned char*) vsrc;
VideoFrame src_frame;
init(&src_frame, FMT_YV12, src,
used_frame->width, used_frame->height,
used_frame->size, used_frame->pitches, used_frame->offsets);
CopyFrame(&pauseFrame, &src_frame);
fberr = bufferSurface->Unlock(bufferSurface);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to unlock scratch surf" + ENOFB);
}
}
void VideoOutputDirectfb::ProcessFrame(VideoFrame *frame, OSD *osd,
FilterChain *filterList,
const PIPMap &pipPlayers,
FrameScanType scan)
{
bool copy_from_pause = false;
if (!frame)
{
frame = vbuffers.GetScratchFrame();
copy_from_pause = true;
}
IDirectFBSurface *bufferSurface = data->buffers[frame->buf];
if (!bufferSurface)
return;
void *vsrc = NULL;
int y_src_pitch = 0;
DFBResult fberr = bufferSurface->Lock(
bufferSurface, DSLF_READ, &vsrc, &y_src_pitch);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to lock process surf" + ENOFB);
return;
}
unsigned char *src = (unsigned char*) vsrc;
VideoFrame mem_frame;
init(&mem_frame, FMT_YV12, src,
frame->width, frame->height,
frame->size, frame->pitches, frame->offsets);
if (copy_from_pause)
CopyFrame(&mem_frame, &pauseFrame);
if (m_deinterlacing && m_deintFilter != NULL)
m_deintFilter->ProcessFrame(&mem_frame, scan);
if (filterList)
filterList->ProcessFrame(&mem_frame);
ShowPIPs(&mem_frame, pipPlayers);
DisplayOSD(&mem_frame, osd);
fberr = bufferSurface->Unlock(bufferSurface);
if (DFB_OK != fberr)
{
VERBOSE(VB_IMPORTANT, LOC_ERR +
"Failed to unlock process surf" + ENOFB);
}
}
bool VideoOutputDirectfb::InputChanged(const QSize &input_size,
float aspect,
MythCodecID av_codec_id,
void *codec_private,
bool &aspect_only)
{
VideoOutput::InputChanged(input_size, aspect, av_codec_id, codec_private,
aspect_only);
DFBSurfaceDescription desc;
bzero(&desc, sizeof(DFBSurfaceDescription));
desc.flags = (DFBSurfaceDescriptionFlags)
(DSDESC_HEIGHT | DSDESC_WIDTH | DSDESC_PIXELFORMAT);
const QSize video_dim = window.GetVideoDim();
desc.width = video_dim.width();
desc.height = video_dim.height();
desc.pixelformat = data->videoLayerConfig.pixelformat;
data->DeleteBuffers(vbuffers);
data->CreateBuffers(vbuffers, desc);
MoveResize();
if (pauseFrame.buf)
{
delete [] pauseFrame.buf;
pauseFrame.buf = NULL;
}
init(&pauseFrame, vbuffers.GetScratchFrame()->codec,
new unsigned char[vbuffers.GetScratchFrame()->size + 64],
vbuffers.GetScratchFrame()->width,
vbuffers.GetScratchFrame()->height,
vbuffers.GetScratchFrame()->size);
pauseFrame.frameNumber = vbuffers.GetScratchFrame()->frameNumber;
return true;
}
// this is documented in videooutbase.cpp
void VideoOutputDirectfb::Zoom(ZoomDirection direction)
{
VideoOutput::Zoom(direction);
MoveResize();
}
void VideoOutputDirectfb::MoveResize(void)
{
VideoOutput::MoveResize();
const QRect display_visible_rect = window.GetDisplayVisibleRect();
const QRect display_video_rect = window.GetDisplayVideoRect();
VERBOSE(VB_PLAYBACK, LOC +
QString("MoveResize : screen size %1x%2, "
"proposed x : %3, y : %4, w : %5, h : %6")
.arg(display_visible_rect.width())
.arg(display_visible_rect.height())
.arg(display_video_rect.left())
.arg(display_video_rect.top())
.arg(display_video_rect.width())
.arg(display_video_rect.height()));
// TODO FIXME support for zooming when
// dispwoff > screenwidth || disphoff > screenheight
if (data->videoLayerDesc.caps & DLCAPS_SCREEN_LOCATION)
{
float dispxoff = display_video_rect.left();
float dispyoff = display_video_rect.top();
float dispwoff = display_video_rect.width();
float disphoff = display_video_rect.height();
DFBResult fberr = data->videoLayer->SetScreenLocation(
data->videoLayer,
dispxoff / display_visible_rect.width(),
dispyoff / display_visible_rect.height(),
dispwoff / display_visible_rect.width(),
disphoff/display_visible_rect.height());
if (fberr)
{
VERBOSE(VB_IMPORTANT, LOC_WARN + "MoveResize" + ENOFB);
}
}
}
// this is documented in videooutbase.cpp
int VideoOutputDirectfb::SetPictureAttribute(
PictureAttribute attribute, int newValue)
{
DFBColorAdjustment adj = { DCAF_NONE, 0x8000, 0x8000, 0x8000, 0x8000, };
data->videoLayer->GetColorAdjustment(data->videoLayer, &adj);
adj.flags = DCAF_NONE;