remove some useless option longtexts

longtext should add something of value, otherwise results in useless
tooltips and a waste of translator time.

in the ball case, feedback was that the longtext was better than the
existing shorttext.

modules/codec/avcodec/avcodec.h

@@ -95,7 +95,7 @@ int ffmpeg_OpenCodec( decoder_t *p_dec, AVCodecContext *, const AVCodec * );
     "(-1=None, 0=Default, 1=B-frames, 2=P-frames, 3=B+P frames, 4=all frames)." )
 
 #define DEBUG_TEXT N_( "Debug mask" )
-#define DEBUG_LONGTEXT N_( "Set FFmpeg debug mask" )
+#define DEBUG_LONGTEXT NULL
 
 #define CODEC_TEXT N_( "Codec name" )
 #define CODEC_LONGTEXT N_( "Internal libavcodec codec name" )
@@ -133,8 +133,7 @@ int ffmpeg_OpenCodec( decoder_t *p_dec, AVCodecContext *, const AVCodec * );
   "motion estimation algorithms. This requires more CPU." )
 
 #define ENC_PRE_ME_TEXT N_( "Pre-motion estimation" )
-#define ENC_PRE_ME_LONGTEXT N_( "Enable the pre-motion " \
-  "estimation algorithm.")
+#define ENC_PRE_ME_LONGTEXT NULL
 
 #define ENC_RC_BUF_TEXT N_( "Rate control buffer size" )
 #define ENC_RC_BUF_LONGTEXT N_( "Rate control " \

modules/video_chroma/swscale.c

@@ -55,7 +55,7 @@ static int  OpenScaler( filter_t * );
 static void CloseScaler( filter_t * );
 
 #define SCALEMODE_TEXT N_("Scaling mode")
-#define SCALEMODE_LONGTEXT N_("Scaling mode to use.")
+#define SCALEMODE_LONGTEXT NULL
 
 static const int pi_mode_values[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
 static const char *const ppsz_mode_descriptions[] =

modules/video_filter/ball.c

@@ -99,8 +99,7 @@ static int getBallColor( vlc_object_t *p_this, char const *psz_newval );
  *****************************************************************************/
 #define BALL_COLOR_TEXT N_("Ball color")
 
-#define EDGE_VISIBLE_TEXT N_("Edge visible")
-#define EDGE_VISIBLE_LONGTEXT N_("Set edge visibility.")
+#define EDGE_VISIBLE_TEXT N_("Set edge visibility")
 
 #define BALL_SPEED_TEXT N_("Ball speed")
 #define BALL_SPEED_LONGTEXT N_("Set ball speed, the displacement value " \
@@ -142,7 +141,7 @@ vlc_module_begin ()
                             GRAD_THRESH_TEXT, GRAD_THRESH_LONGTEXT, false )
 
     add_bool( FILTER_PREFIX "edge-visible", true,
-              EDGE_VISIBLE_TEXT, EDGE_VISIBLE_LONGTEXT, true )
+              EDGE_VISIBLE_TEXT, NULL, true )
 
     add_shortcut( "ball" )
     set_callback_video_filter( Create )

modules/video_filter/puzzle/puzzle.c

@@ -56,7 +56,7 @@
 #define BORDER_TEXT N_("Border")
 #define BORDER_LONGTEXT N_("Unshuffled Border width.")
 #define PREVIEW_TEXT N_("Small preview")
-#define PREVIEW_LONGTEXT N_("Show small preview.")
+#define PREVIEW_LONGTEXT NULL
 #define PREVIEWSIZE_TEXT N_("Small preview size")
 #define PREVIEWSIZE_LONGTEXT N_("Show small preview size (percent of source).")
 #define SHAPE_SIZE_TEXT N_("Piece edge shape size")

modules/video_filter/sepia.c

@@ -55,7 +55,7 @@ VIDEO_FILTER_WRAPPER_CLOSE(Filter, Destroy)
  * Module descriptor
  *****************************************************************************/
 #define SEPIA_INTENSITY_TEXT N_("Sepia intensity")
-#define SEPIA_INTENSITY_LONGTEXT N_("Intensity of sepia effect" )
+#define SEPIA_INTENSITY_LONGTEXT NULL
 
 #define CFG_PREFIX "sepia-"
 

modules/video_output/flaschen.c

@@ -49,10 +49,10 @@
     "Something like ft.noise or ftkleine.noise")
 
 #define T_WIDTH N_("Width")
-#define LT_WIDTH N_("Video width")
+#define LT_WIDTH NULL
 
 #define T_HEIGHT N_("Height")
-#define LT_HEIGHT N_("Video height")
+#define LT_HEIGHT NULL
 
 static int Open(vout_display_t *vd, const vout_display_cfg_t *cfg,
                 video_format_t *fmtp, vlc_video_context *context);

src/libvlc-module.c

@@ -210,8 +210,7 @@ static const char *const ppsz_stereo_mode_texts[] = { N_("Unset"),
 
 #define AUDIO_REPLAY_GAIN_MODE_TEXT N_( \
     "Replay gain mode" )
-#define AUDIO_REPLAY_GAIN_MODE_LONGTEXT N_( \
-    "Select the replay gain mode" )
+#define AUDIO_REPLAY_GAIN_MODE_LONGTEXT NULL
 #define AUDIO_REPLAY_GAIN_PREAMP_TEXT N_( \
     "Replay preamp" )
 #define AUDIO_REPLAY_GAIN_PREAMP_LONGTEXT N_( \
@@ -340,9 +339,7 @@ static const char *const ppsz_align_descriptions[] =
 
 #define MOUSE_HIDE_TIMEOUT_TEXT N_("Hide cursor and fullscreen " \
                                    "controller after x milliseconds")
-#define MOUSE_HIDE_TIMEOUT_LONGTEXT N_( \
-    "Hide mouse cursor and fullscreen controller after " \
-    "n milliseconds.")
+#define MOUSE_HIDE_TIMEOUT_LONGTEXT NULL
 
 #define DEINTERLACE_TEXT N_("Deinterlace")
 static const int pi_deinterlace[] = {