/* release and undisplay all saved regions
*/
void releaseRegions()
{
region_t* next, *old;
Writer_t* writer;
if (firstRegion == NULL)
return;
writer = getDefaultFramebufferWriter();
if (writer == NULL)
{
ass_err("no framebuffer writer found!\n");
}
next = firstRegion;
while (next != NULL)
{
if (writer)
{
WriterFBCallData_t out;
ass_printf(100, "release: w %d h %d x %d y %d\n",
next->w, next->h, next->x, next->y);
out.fd = framebufferFD;
out.data = NULL;
out.Width = next->w;
out.Height = next->h;
out.x = next->x;
out.y = next->y;
out.Screen_Width = screen_width;
out.Screen_Height = screen_height;
out.destination = destination;
out.destStride = destStride;
writer->writeData(&out);
if(threeDMode == 1){
out.x = screen_width/2 + next->x;
writer->writeData(&out);
}else if(threeDMode == 2){
out.y = screen_height/2 + next->y;
writer->writeData(&out);
}
}
old = next;
next = next->next;
free(old);
}
firstRegion = NULL;
}
static int reset(Context_t *context)
{
int ret = cERR_LINUXDVB_NO_ERROR;
Writer_t* writer = NULL;
char * Encoding = NULL;
context->manager->video->Command(context, MANAGER_GETENCODING, &Encoding);
writer = getWriter(Encoding);
if (writer == NULL)
{
linuxdvb_err("unknown video codec %s\n",Encoding);
ret = cERR_LINUXDVB_ERROR;
}
else
{
writer->reset();
}
free(Encoding);
context->manager->audio->Command(context, MANAGER_GETENCODING, &Encoding);
writer = getWriter(Encoding);
if (writer == NULL)
{
linuxdvb_err("unknown audio codec %s\n",Encoding);
ret = cERR_LINUXDVB_ERROR;
}
else
{
writer->reset();
}
free(Encoding);
return ret;
}
/* check for regions which should be undisplayed.
* we are very tolerant on time here, because
* regions are also released when new regions are
* detected (see ETSI EN 300 743 Chapter Page Composition)
*/
void checkRegions()
{
#define cDeltaTime 2
region_t* next, *old, *prev;
Writer_t* writer;
time_t now = time(NULL);
if (firstRegion == NULL)
return;
writer = getDefaultFramebufferWriter();
if (writer == NULL)
{
ass_err("no framebuffer writer found!\n");
}
prev = next = firstRegion;
while (next != NULL)
{
if (now > next->undisplay + cDeltaTime)
{
ass_printf(100, "undisplay: %ld > %ld\n", now, next->undisplay + cDeltaTime);
if (writer)
{
WriterFBCallData_t out;
ass_printf(100, "release: w %d h %d x %d y %d\n",
next->w, next->h, next->x, next->y);
out.fd = framebufferFD;
out.data = NULL;
out.Width = next->w;
out.Height = next->h;
out.x = next->x;
out.y = next->y;
out.Screen_Width = screen_width;
out.Screen_Height = screen_height;
out.destination = destination;
out.destStride = destStride;
writer->writeData(&out);
if(threeDMode == 1){
out.x = screen_width/2 + next->x;
writer->writeData(&out);
}else if(threeDMode == 2){
out.y = screen_height/2 + next->y;
writer->writeData(&out);
}
}
old = next;
next = prev->next = next->next;
if (old == firstRegion)
firstRegion = next;
free(old);
} else
{
prev = next;
next = next->next;
}
}
}
// Write to decoder
static int Write(void *_context, void* _out)
{
Context_t *context = (Context_t *) _context;
AudioVideoOut_t *out = (AudioVideoOut_t*) _out;
int ret = cERR_LINUXDVB_NO_ERROR;
int res = 0;
unsigned char video = 0;
unsigned char audio = 0;
Writer_t * writer = NULL;
WriterAVCallData_t call;
if (out == NULL)
{
linuxdvb_err("null pointer passed\n");
return cERR_LINUXDVB_ERROR;
}
video = !strcmp("video", out->type);
audio = !strcmp("audio", out->type);
linuxdvb_printf(20, "DataLength=%u PrivateLength=%u Pts=%llu FrameRate=%f\n",
out->len, out->extralen, out->pts, out->frameRate);
linuxdvb_printf(20, "v%d a%d\n", video, audio);
if (video)
{
char * Encoding = NULL;
context->manager->video->Command(context, MANAGER_GETENCODING, &Encoding);
linuxdvb_printf(20, "Encoding = %s\n", Encoding);
writer = getWriter(Encoding);
if (writer == NULL)
{
linuxdvb_printf(20, "searching default writer ... %s\n", Encoding);
writer = getDefaultVideoWriter();
}
if (writer == NULL)
{
linuxdvb_err("unknown video codec and no default writer %s\n",Encoding);
ret = cERR_LINUXDVB_ERROR;
}
else
{
call.fd = videofd;
call.data = out->data;
call.len = out->len;
call.Pts = out->pts;
call.private_data = out->extradata;
call.private_size = out->extralen;
call.FrameRate = out->frameRate;
call.FrameScale = out->timeScale;
call.Width = out->width;
call.Height = out->height;
call.Version = 0; // is unsingned char
if (writer->writeData)
res = writer->writeData(&call);
if (res <= 0)
{
linuxdvb_err("failed to write data %d - %d\n", res, errno);
linuxdvb_err("%s\n", strerror(errno));
ret = cERR_LINUXDVB_ERROR;
}
}
free(Encoding);
}
else if (audio)
{
char * Encoding = NULL;
context->manager->audio->Command(context, MANAGER_GETENCODING, &Encoding);
linuxdvb_printf(20, "%s::%s Encoding = %s\n", FILENAME, __FUNCTION__, Encoding);
writer = getWriter(Encoding);
if (writer == NULL)
{
linuxdvb_printf(20, "searching default writer ... %s\n", Encoding);
writer = getDefaultAudioWriter();
}
if (writer == NULL)
{
linuxdvb_err("unknown audio codec %s and no default writer\n",Encoding);
ret = cERR_LINUXDVB_ERROR;
}
else
{
call.fd = audiofd;
call.data = out->data;
call.len = out->len;
call.Pts = out->pts;
call.private_data = out->extradata;
call.private_size = out->extralen;
call.FrameRate = out->frameRate;
call.FrameScale = out->timeScale;
call.Version = 0; /* -1; unsigned char cannot be negative */
if (writer->writeData)
res = writer->writeData(&call);
if (res <= 0)
{
linuxdvb_err("failed to write data %d - %d\n", res, errno);
linuxdvb_err("%s\n", strerror(errno));
ret = cERR_LINUXDVB_ERROR;
}
}
free(Encoding);
}
return ret;
}