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use jpegparse element, switch videosink to asyc (should fix preview on Canon EOS 1200D)

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Andreas Frisch 2017-08-06 23:50:20 +02:00
parent 10ff3c31a7
commit 495c67b137
1 changed files with 8 additions and 7 deletions
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15
photobooth.c
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@ -877,7 +877,7 @@ static GstElement *build_video_bin (PhotoBooth *pb)
{
PhotoBoothPrivate *priv;
GstElement *video_bin;
GstElement *mjpeg_source, *mjpeg_decoder, *mjpeg_filter, *video_filter, *video_scale, *video_flip, *video_convert;
GstElement *mjpeg_source, *mjpeg_filter, *mjpeg_parser, *mjpeg_decoder, *video_filter, *video_scale, *video_flip, *video_convert;
GstCaps *caps;
GstPad *ghost, *pad;
@ -894,6 +894,7 @@ static GstElement *build_video_bin (PhotoBooth *pb)
g_object_set (G_OBJECT (mjpeg_filter), "caps", caps, NULL);
gst_caps_unref (caps);
mjpeg_parser = gst_element_factory_make ("jpegparse", "mjpeg-parser");
mjpeg_decoder = gst_element_factory_make ("jpegdec", "mjpeg-decoder");
video_scale = gst_element_factory_make ("videoscale", "mjpeg-videoscale");
video_convert = gst_element_factory_make ("videoconvert", "mjpeg-videoconvert");
@ -904,16 +905,16 @@ static GstElement *build_video_bin (PhotoBooth *pb)
g_object_set (G_OBJECT (video_filter), "caps", caps, NULL);
gst_caps_unref (caps);
if (!(mjpeg_source && mjpeg_filter && mjpeg_decoder && video_scale && video_convert && video_flip && video_filter))
if (!(mjpeg_source && mjpeg_filter && mjpeg_parser && mjpeg_decoder && video_scale && video_convert && video_flip && video_filter))
{
GST_ERROR_OBJECT (video_bin, "Failed to make videobin pipeline element(s):%s%s%s%s%s%s", mjpeg_source?"":" fdsrc", mjpeg_filter?"":" capsfilter", mjpeg_decoder?"":" jpegdec",
video_scale?"":" videoscale", video_convert?"":" videoconvert", video_flip?"":" videoflip", video_filter?"":" capsfilter");
GST_ERROR_OBJECT (video_bin, "Failed to make videobin pipeline element(s):%s%s%s%s%s%s%s", mjpeg_source?"":" fdsrc", mjpeg_filter?"":" capsfilter", mjpeg_parser?"":" jpegparse",
mjpeg_decoder?"":" jpegdec", video_scale?"":" videoscale", video_convert?"":" videoconvert", video_flip?"":" videoflip", video_filter?"":" capsfilter");
return FALSE;
}
gst_bin_add_many (GST_BIN (video_bin), mjpeg_source, mjpeg_filter, mjpeg_decoder, video_scale, video_convert, video_flip, video_filter, NULL);
gst_bin_add_many (GST_BIN (video_bin), mjpeg_source, mjpeg_filter, mjpeg_parser, mjpeg_decoder, video_scale, video_convert, video_flip, video_filter, NULL);
if (!gst_element_link_many (mjpeg_source, mjpeg_filter, mjpeg_decoder, video_scale, video_convert, video_flip, video_filter, NULL))
if (!gst_element_link_many (mjpeg_source, mjpeg_filter, mjpeg_parser, mjpeg_decoder, video_scale, video_convert, video_flip, video_filter, NULL))
{
GST_ERROR_OBJECT (video_bin, "couldn't link videobin elements!");
return FALSE;
@ -996,7 +997,7 @@ static gboolean photo_booth_setup_gstreamer (PhotoBooth *pb)
pb->pipeline = gst_pipeline_new ("photobooth-pipeline");
pb->video_sink = gst_element_factory_make ("gtksink", "video-sink");
// g_object_set (pb->video_sink, "sync", FALSE, NULL);
g_object_set (pb->video_sink, "sync", FALSE, NULL);
if (!(pb->video_sink))
{