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assrender: Don't let libass print stuff on stderr but proxy the messages to the GStreamer debugging system

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This commit is contained in:
Sebastian Dröge 2009-12-07 13:26:39 +01:00
parent 830b21caf2
commit dc42da1bd4
1 changed files with 24 additions and 0 deletions
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24
ext/assrender/gstassrender.c
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@ -26,6 +26,7 @@
#include <gst/video/video.h>
GST_DEBUG_CATEGORY_STATIC (gst_assrender_debug);
GST_DEBUG_CATEGORY_STATIC (gst_assrender_lib_debug);
#define GST_CAT_DEFAULT gst_assrender_debug
/* Filter signals and props */
@ -130,6 +131,26 @@ gst_assrender_class_init (GstassrenderClass * klass)
GST_DEBUG_FUNCPTR (gst_assrender_change_state);
}
static void
_libass_message_cb (int level, const char *fmt, va_list args, void *data)
{
Gstassrender *render = GST_ASSRENDER (data);
gchar *message = g_strdup_vprintf (fmt, args);
if (level < 2)
GST_CAT_ERROR_OBJECT (gst_assrender_lib_debug, render, message);
else if (level < 4)
GST_CAT_WARNING_OBJECT (gst_assrender_lib_debug, render, message);
else if (level < 5)
GST_CAT_INFO_OBJECT (gst_assrender_lib_debug, render, message);
else if (level < 6)
GST_CAT_DEBUG_OBJECT (gst_assrender_lib_debug, render, message);
else
GST_CAT_LOG_OBJECT (gst_assrender_lib_debug, render, message);
g_free (message);
}
static void
gst_assrender_init (Gstassrender * render, GstassrenderClass * gclass)
{
@ -178,6 +199,7 @@ gst_assrender_init (Gstassrender * render, GstassrenderClass * gclass)
gst_segment_init (&render->subtitle_segment, GST_FORMAT_TIME);
render->ass_library = ass_library_init ();
ass_set_message_cb (render->ass_library, _libass_message_cb, render);
ass_set_fonts_dir (render->ass_library, "./");
ass_set_extract_fonts (render->ass_library, 0);
@ -944,6 +966,8 @@ plugin_init (GstPlugin * plugin)
{
GST_DEBUG_CATEGORY_INIT (gst_assrender_debug, "assrender",
0, "ASS/SSA subtitle renderer");
GST_DEBUG_CATEGORY_INIT (gst_assrender_lib_debug, "assrender_library",
0, "ASS/SSA subtitle renderer library");
return gst_element_register (plugin, "assrender",
GST_RANK_PRIMARY, GST_TYPE_ASSRENDER);