From: Jean-Baptiste Kempf Date: Tue, 29 Sep 2009 21:08:59 +0000 (+0200) Subject: Formating of comment X-Git-Tag: 1.1.0-ff~3126 X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=8e51900f5e4bd47d44d5bb308d9dc301e025c700;p=vlc Formating of comment --- diff --git a/modules/codec/dvbsub.c b/modules/codec/dvbsub.c index 267c4fbf60..9882da31b6 100644 --- a/modules/codec/dvbsub.c +++ b/modules/codec/dvbsub.c @@ -24,8 +24,8 @@ * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. + * along with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /***************************************************************************** @@ -37,28 +37,31 @@ * character table identified in the subtitle descriptor. * * The spec is quite vague in this area, but what is meant is perhaps that it - * refers to the character index in the codepage belonging to the language specified - * in the subtitle descriptor. Potentially it's designed for widechar + * refers to the character index in the codepage belonging to the language + * specified in the subtitle descriptor. Potentially it's designed for widechar * (but not for UTF-*) codepages. ***************************************************************************** * ***************************************************************************** * Notes on DDS (Display Definition Segment) - * DDS (Display Definition Segment) tells the decoder how the subtitle image relates to - * the video image. - * For SD, the subtitle image is always considered to be for display at 720x576 - * (although it's assumed that for NTSC, this is 720x480, this is not documented well) - * Also, for SD, the subtitle image is drawn 'on the glass' (i.e. after video scaling, - + * letterbox, etc.) - * For 'HD' (subs marked type 0x14/0x24 in PSI), a DDS must be present, and the subs area - * is drawn onto the video area (scales if necessary). The DDS tells the decoder what - * resolution the subtitle images were intended for, and hence how to scale the subtitle - * images for a particular video size - * i.e. if HD video is presented as letterbox, the subs will - * be in the same place on the video as if the video was presented on an HD set - * indeed, if the HD video was pillarboxed by the decoder, the subs may be cut off as - * well as the video. The intent here is that the subs can be placed accurately on the video - * - somthing which was missed in the original spec. + * ----------------------------------------- + * DDS (Display Definition Segment) tells the decoder how the subtitle image + * relates to the video image. + * For SD, the subtitle image is always considered to be for display at + * 720x576 (although it's assumed that for NTSC, this is 720x480, this + * is not documented well) Also, for SD, the subtitle image is drawn 'on + * the glass' (i.e. after video scaling, letterbox, etc.) + * For 'HD' (subs marked type 0x14/0x24 in PSI), a DDS must be present, + * and the subs area is drawn onto the video area (scales if necessary). + * The DDS tells the decoder what resolution the subtitle images were + * intended for, and hence how to scale the subtitle images for a + * particular video size + * i.e. if HD video is presented as letterbox, the subs will be in the + * same place on the video as if the video was presented on an HD set + * indeed, if the HD video was pillarboxed by the decoder, the subs may + * be cut off as well as the video. The intent here is that the subs can + * be placed accurately on the video - something which was missed in the + * original spec. * * A DDS may also specify a window - this is where the subs images are moved so that the (0,0) * origin of decode is offset.