void Xine::init(){
/* make sure options are loaded and updated */
xine = xine_new();
configfile = xine_get_homedir();
configfile += "/.xine/config";
S_Global::get_instance()->register_reconfigure(boost::bind(&AudioPlayer::reconfigure, this));
xine_config_load(xine, configfile.c_str());
xine_init(xine);
cd_manager = S_Cd::get_instance();
cd_device = cd_manager->get_device();
make_new_stream();
/* start run thread */
pthread_create(&thread_loop, NULL, (void *(*)(void *))(pre_run), this);
}
static int icvOpenAVI_XINE( CvCaptureAVI_XINE* capture, const char* filename )
{
#ifndef NDEBUG
fprintf( stderr, "(DEBUG) icvOpenAVI_XINE ... start\n" );
#endif
char configfile[ 2048 ];
capture->xine = xine_new();
sprintf( configfile, "%s%s", xine_get_homedir(), "/.xine/config" );
xine_config_load( capture->xine, configfile );
xine_init( capture->xine );
xine_engine_set_param( capture->xine, 0, 0 );
capture->vo_port = xine_new_framegrab_video_port( capture->xine );
if ( capture->vo_port == NULL )
{
printf( "(ERROR)icvOpenAVI_XINE(): Unable to initialize video driver.\n" );
return 0;
}
capture->stream = xine_stream_new( capture->xine, NULL, capture->vo_port );
if ( !xine_open( capture->stream, filename ) )
{
printf( "(ERROR)icvOpenAVI_XINE(): Unable to open source '%s'\n", filename );
return 0;
}
// reset stream...
xine_play( capture->stream, 0, 0 );
// initialize some internals...
capture->frame_number = 0;
if ( !xine_get_next_video_frame( capture->vo_port, &capture->xine_frame ) )
{
#ifndef NDEBUG
fprintf( stderr, "(DEBUG) icvOpenAVI_XINE ... failed!\n" );
#endif
return 0;
}
capture->size = cvSize( capture->xine_frame.width, capture->xine_frame.height );
capture->yuv_frame = cvCreateImage( capture->size, IPL_DEPTH_8U, 3 );
capture->bgr_frame = cvCreateImage( capture->size, IPL_DEPTH_8U, 3 );
xine_free_video_frame( capture->vo_port, &capture->xine_frame );
capture->xine_frame.data[ 0 ] = 0;
icvCheckSeekAVI_XINE( capture );
capture->frame_duration = xine_get_stream_info( capture->stream, XINE_STREAM_INFO_FRAME_DURATION ) / 90.;
capture->frame_rate = 1000 / capture->frame_duration;
#ifndef NDEBUG
fprintf( stderr, "(DEBUG) frame_duration = %f, framerate = %f\n", capture->frame_duration, capture->frame_rate );
#endif
OPENCV_ASSERT ( capture->yuv_frame,
"icvOpenAVI_XINE( CvCaptureAVI_XINE *, const char *)", "couldn't create yuv frame");
OPENCV_ASSERT ( capture->bgr_frame,
"icvOpenAVI_XINE( CvCaptureAVI_XINE *, const char *)", "couldn't create bgr frame");
#ifndef NDEBUG
fprintf( stderr, "(DEBUG) icvOpenAVI_XINE ... end\n" );
#endif
return 1;
}
static Epsilon_Image *
epsilon_generate_thumb (Epsilon * e)
{
int ret = XINE_THUMB_SUCCESS;
Epsilon_Image *img = NULL;
unsigned char *buf = NULL;
int cnt, attempts = 0, length = -1, pos_perc, pos_time, new_perc, new_time,
req_perc = 500, req_time = 500;
static int old_length = -1;
char cfg[PATH_MAX];
epsilon_xine_param *param;
param = calloc (1, sizeof (epsilon_xine_param));
if (!(param->xine = xine_new ()))
{
return NULL;
}
snprintf (cfg, PATH_MAX, "%s%s", xine_get_homedir (), ".xine/config");
xine_config_load (param->xine, cfg);
xine_init (param->xine);
/* opening xine output ports */
if (!
(param->vo_port =
xine_open_video_driver (param->xine, "none", XINE_VISUAL_TYPE_NONE,
(void *) NULL)))
{
goto done;
}
param->ao_port = xine_open_audio_driver (param->xine, "none", NULL);
/* open a xine stream connected to these ports */
if (!
(param->stream =
xine_stream_new (param->xine, param->ao_port, param->vo_port)))
{
goto done;
}
if (!xine_open (param->stream, e->src))
{
ret = XINE_THUMB_FAIL;
goto done;
}
if (XINE_THUMBNAILER_DEBUG) printf("Starting xine thumbnail process..\n");
try_get_chance:
new_perc = -1;
new_time = req_time;
if (!xine_play (param->stream, 0, new_time))
{
new_time = -1;
new_perc = req_perc; /* 0..65535 */
if (!xine_play (param->stream, new_perc, 0))
{
ret = XINE_THUMB_FAIL;
if (XINE_THUMBNAILER_DEBUG) printf("Coudln't play video %s..\n", e->src);
goto close_stream;
}
}
/* get position */
for (cnt = 0; ((cnt < 50) &&
(!xine_get_pos_length
(param->stream, &pos_perc, &pos_time, &length)
|| (length == old_length))); cnt++)
usleep (1000);
if (length < 0)
{
if (XINE_THUMBNAILER_DEBUG) printf("Video is 0 length!..\n");
ret = XINE_THUMB_FAIL;
goto close_stream;
}
/* wait till position changes */
for (cnt = 0;
(cnt < 50) &&
(!xine_get_pos_length (param->stream, &new_perc, &new_time, &length) ||
((new_perc == pos_perc) && (new_time == pos_time))); cnt++)
{
usleep (1000);
}
/* get snapshot */
int w, h, ratio, format;
old_length = length;
/* ask what size a snapshot would be (if we can make one) */
if (!xine_get_current_frame (param->stream, &w, &h, &ratio, &format, NULL))
{
attempts++;
if (attempts < 10)
{
if (req_time < 10000)
req_time += 1000;
if (req_perc < 10000)
req_perc += 1000;
goto try_get_chance;
}
else
{
if (XINE_THUMBNAILER_DEBUG) printf("Exhausted attempts to thumbnail..\n");
ret = XINE_THUMB_FAIL;
goto close_stream;
}
}
else if ((w <= 0) || (h <= 0))
{
if (XINE_THUMBNAILER_DEBUG) printf("Width/Height of video invalid: %d:%d..\n", w,h);
ret = XINE_THUMB_FAIL;
goto close_stream;
}
else
{
/* know we know the size, get a buffer for the snapshot */
if (!(buf = malloc (w * h * 2)))
{
if (XINE_THUMBNAILER_DEBUG) printf("Couldn't allocate memory for thumbnail buffer..\n");
ret = XINE_THUMB_FAIL;
goto close_stream;
}
/* make a snapshot! */
if (!xine_get_current_frame
(param->stream, &w, &h, &ratio, &format, buf))
{
if (XINE_THUMBNAILER_DEBUG) printf("Couldn't retrieve current video frame..\n");
ret = XINE_THUMB_FAIL;
goto close_stream;
}
else if ((w <= 0) || (h <= 0))
{
if (XINE_THUMBNAILER_DEBUG) printf("Width/height of video invalid: %d:%d..\n",w,h);
ret = XINE_THUMB_FAIL;
goto close_stream;
}
if (format == XINE_IMGFMT_YUY2)
{
unsigned char *buf2 = malloc (w * h * 2);
unsigned char *tmp = buf;
i_yuy2_to_yv12 (buf, buf2, w, h);
buf = buf2;
free (tmp);
format = XINE_IMGFMT_YV12;
}
if (format == XINE_IMGFMT_YV12)
{
ret = yv12_to_rgb (e->src, w, h, &buf, &img);
if (ret != XINE_THUMB_SUCCESS)
{
if (img)
{
if (++attempts > 10)
goto close_stream;
free(img->data);
free(img);
img = NULL;
if (ret == XINE_THUMB_RETRY)
{
if (buf)
{
free (buf);
buf = NULL;
if ((req_perc += (attempts * 1000)) > 65535)
req_perc = 1000;
if ((req_time += (attempts * 2500)) > length)
req_time = 3000;
goto try_get_chance;
}
if (XINE_THUMBNAILER_DEBUG) printf("Exhausted attempts to thumbnail pos 2..\n");
ret = XINE_THUMB_FAIL;
goto close_stream;
}
}
else
{
if (XINE_THUMBNAILER_DEBUG) printf("Couldn't complete yv12_to_rgb..\n");
ret = XINE_THUMB_FAIL;
goto close_stream;
}
}
}
ret = XINE_THUMB_SUCCESS;
close_stream:
if (buf)
{
free (buf);
buf = NULL;
}
xine_close (param->stream);
done:
if (ret != XINE_THUMB_SUCCESS)
{
if (img)
{
free(img->data);
free(img);
img = NULL;
}
}
if (param->stream)
{
xine_dispose (param->stream);
param->stream = NULL;
}
if (param->ao_port)
{
xine_close_audio_driver (param->xine, param->ao_port);
param->ao_port = NULL;
}
if (param->vo_port)
{
xine_close_video_driver (param->xine, param->vo_port);
param->vo_port = NULL;
}
free (param);
return img;
}
return NULL;
}
