Commit 5ce9dc48 authored by Laurent Aimar's avatar Laurent Aimar

Used subpicture_updater_t for vout_OSDText/Message.

parent cae552ce
......@@ -49,12 +49,24 @@ extern "C" {
VLC_EXPORT( int, vout_OSDEpg, ( vout_thread_t *, input_item_t * ) );
/**
* Write an informative message at the default location,
* for the default duration and only if the OSD option is enabled.
* \param p_caller The object that called the function.
* \param i_channel Subpicture channel
* \param psz_format printf style formatting
**/
* \brief Write an informative message if the OSD option is enabled.
* \param vout The vout on which the message will be displayed
* \param channel Subpicture channel
* \param position Position of the text
* \param duration Duration of the text being displayed
* \param text Text to be displayed
*/
VLC_EXPORT( void, vout_OSDText, ( vout_thread_t *vout, int channel, int position, mtime_t duration, const char *text ) );
/**
* \brief Write an informative message at the default location,
* for the default duration and only if the OSD option is enabled.
* \param vout The vout on which the message will be displayed
* \param channel Subpicture channel
* \param format printf style formatting
*
* Provided for convenience.
*/
VLC_EXPORT( void, vout_OSDMessage, ( vout_thread_t *, int, const char *, ... ) LIBVLC_FORMAT( 3, 4 ) );
/**
......@@ -63,7 +75,6 @@ VLC_EXPORT( void, vout_OSDMessage, ( vout_thread_t *, int, const char *, ... )
* \param i_channel Subpicture channel
* \param i_postion Current position in the slider
* \param i_type Types are: OSD_HOR_SLIDER and OSD_VERT_SLIDER.
* @see vlc_osd.h
*/
VLC_EXPORT( void, vout_OSDSlider, ( vout_thread_t *, int, int , short ) );
......@@ -72,7 +83,6 @@ VLC_EXPORT( void, vout_OSDSlider, ( vout_thread_t *, int, int , short ) );
* \param p_this The object that called the function.
* \param i_channel Subpicture channel
* \param i_type Types are: OSD_PLAY_ICON, OSD_PAUSE_ICON, OSD_SPEAKER_ICON, OSD_MUTE_ICON
* @see vlc_osd.h
*/
VLC_EXPORT( void, vout_OSDIcon, ( vout_thread_t *, int, short ) );
......
......@@ -621,6 +621,7 @@ vout_OSDIcon
vout_OSDMessage
vout_OSDEpg
vout_OSDSlider
vout_OSDText
vout_Request
vout_window_New
vout_window_Control
......
......@@ -844,22 +844,14 @@ static int ThreadManage(vout_thread_t *vout,
static void ThreadDisplayOsdTitle(vout_thread_t *vout, const char *string)
{
if( !var_InheritBool(vout, "osd"))
return;
if (!vout->p->title.show)
return;
vlc_assert_locked(&vout->p->change_lock);
if (vout->p->title.timeout > 0)
vout_ShowTextRelative(vout, SPU_DEFAULT_CHANNEL,
string, NULL,
vout->p->title.position,
30 + vout->p->fmt_in.i_width
- vout->p->fmt_in.i_visible_width
- vout->p->fmt_in.i_x_offset,
20 + vout->p->fmt_in.i_y_offset,
INT64_C(1000) * vout->p->title.timeout);
vout_OSDText(vout, SPU_DEFAULT_CHANNEL,
vout->p->title.position, INT64_C(1000) * vout->p->title.timeout,
string);
}
static void ThreadChangeFilters(vout_thread_t *vout, const char *filters)
......
/*****************************************************************************
* video_text.c : text manipulation functions
* video_text.c : OSD text manipulation functions
*****************************************************************************
* Copyright (C) 1999-2007 the VideoLAN team
* Copyright (C) 1999-2010 the VideoLAN team
* $Id$
*
* Author: Sigmund Augdal Helberg <dnumgis@videolan.org>
* Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
......@@ -28,98 +29,110 @@
#include <vlc_common.h>
#include <vlc_vout.h>
#include <vlc_block.h>
#include <vlc_filter.h>
#include <vlc_osd.h>
/* TODO remove access to private vout data */
#include "vout_internal.h"
/**
* \brief Show text on the video from a given start date to a given end date
* \param p_vout pointer to the vout the text is to be showed on
* \param i_channel Subpicture channel
* \param psz_string The text to be shown
* \param p_style Pointer to a struct with text style info (it is duplicated if non NULL)
* \param i_flags flags for alignment and such
* \param i_hmargin horizontal margin in pixels
* \param i_vmargin vertical margin in pixels
* \param i_duration Amount of time the text is to be shown.
*/
int vout_ShowTextRelative( vout_thread_t *p_vout, int i_channel,
const char *psz_string, const text_style_t *p_style,
int i_flags, int i_hmargin, int i_vmargin,
mtime_t i_duration )
#include <vlc_vout_osd.h>
struct subpicture_updater_sys_t {
int position;
char *text;
};
static int OSDTextValidate(subpicture_t *subpic,
bool has_src_changed, const video_format_t *fmt_src,
bool has_dst_changed, const video_format_t *fmt_dst,
mtime_t ts)
{
VLC_UNUSED(subpic); VLC_UNUSED(ts); VLC_UNUSED(fmt_src);
VLC_UNUSED(has_dst_changed); VLC_UNUSED(fmt_dst);
if( !has_src_changed && !has_dst_changed)
return VLC_SUCCESS;
return VLC_EGENERIC;
}
static void OSDTextUpdate(subpicture_t *subpic,
const video_format_t *fmt_src,
const video_format_t *fmt_dst,
mtime_t ts)
{
subpicture_t *p_spu;
subpicture_updater_sys_t *sys = subpic->updater.p_sys;
VLC_UNUSED(fmt_dst); VLC_UNUSED(ts);
subpic->i_original_picture_width = fmt_src->i_width;
subpic->i_original_picture_height = fmt_src->i_height;
video_format_t fmt;
video_format_Init( &fmt, VLC_CODEC_TEXT);
fmt.i_sar_num = 0;
fmt.i_sar_den = 1;
if( !psz_string ) return VLC_EGENERIC;
p_spu = subpicture_New( NULL );
if( !p_spu )
return VLC_EGENERIC;
p_spu->i_channel = i_channel;
p_spu->i_start = mdate();
p_spu->i_stop = p_spu->i_start + i_duration;
p_spu->b_ephemer = true;
p_spu->b_absolute = false;
p_spu->b_fade = true;
/* Create a new subpicture region */
memset( &fmt, 0, sizeof(video_format_t) );
fmt.i_chroma = VLC_CODEC_TEXT;
fmt.i_width = fmt.i_height = 0;
fmt.i_x_offset = fmt.i_y_offset = 0;
p_spu->p_region = subpicture_region_New( &fmt );
if( !p_spu->p_region )
{
msg_Err( p_vout, "cannot allocate SPU region" );
subpicture_Delete( p_spu );
return VLC_EGENERIC;
}
subpicture_region_t *r = subpic->p_region = subpicture_region_New(&fmt);
if (!r)
return;
p_spu->p_region->psz_text = strdup( psz_string );
p_spu->p_region->i_align = i_flags & SUBPICTURE_ALIGN_MASK;
p_spu->p_region->i_x = i_hmargin;
p_spu->p_region->i_y = i_vmargin;
if( p_style )
p_spu->p_region->p_style = text_style_Duplicate( p_style );
r->psz_text = strdup(sys->text);
r->i_align = sys->position;
r->i_x = 30 + fmt_src->i_width
- fmt_src->i_visible_width
- fmt_src->i_x_offset;
r->i_y = 20 + fmt_src->i_y_offset;
}
spu_DisplaySubpicture( vout_GetSpu( p_vout ), p_spu );
static void OSDTextDestroy(subpicture_t *subpic)
{
subpicture_updater_sys_t *sys = subpic->updater.p_sys;
return VLC_SUCCESS;
free(sys->text);
free(sys);
}
/**
* \brief Write an informative message at the default location,
* for the default duration and only if the OSD option is enabled.
* \param p_caller The object that called the function.
* \param i_channel Subpicture channel
* \param psz_format printf style formatting
**/
void vout_OSDMessage( vout_thread_t *p_vout, int i_channel,
const char *psz_format, ... )
void vout_OSDText(vout_thread_t *vout, int channel,
int position, mtime_t duration, const char *text)
{
if( !var_InheritBool( p_vout, "osd" ) )
assert( (position & ~SUBPICTURE_ALIGN_MASK) == 0);
if (!var_InheritBool(vout, "osd") || duration <= 0)
return;
subpicture_updater_sys_t *sys = malloc(sizeof(*sys));
if (!sys)
return;
sys->position = position;
sys->text = strdup(text);
subpicture_updater_t updater = {
.pf_validate = OSDTextValidate,
.pf_update = OSDTextUpdate,
.pf_destroy = OSDTextDestroy,
.p_sys = sys,
};
subpicture_t *subpic = subpicture_New(&updater);
if (!subpic) {
free(sys->text);
free(sys);
return;
}
subpic->i_channel = channel;
subpic->i_start = mdate();
subpic->i_stop = subpic->i_start + duration;
subpic->b_ephemer = true;
subpic->b_absolute = false;
subpic->b_fade = true;
spu_DisplaySubpicture(vout_GetSpu(vout), subpic);
}
void vout_OSDMessage(vout_thread_t *vout, int channel, const char *format, ...)
{
va_list args;
va_start( args, psz_format );
char *psz_string;
if( vasprintf( &psz_string, psz_format, args ) != -1 )
{
vout_ShowTextRelative( p_vout, i_channel, psz_string, NULL,
SUBPICTURE_ALIGN_TOP|SUBPICTURE_ALIGN_RIGHT,
30 + p_vout->p->fmt_in.i_width
- p_vout->p->fmt_in.i_visible_width
- p_vout->p->fmt_in.i_x_offset,
20 + p_vout->p->fmt_in.i_y_offset, 1000000 );
free( psz_string );
va_start(args, format);
char *string;
if (vasprintf(&string, format, args) != -1) {
vout_OSDText(vout, channel,
SUBPICTURE_ALIGN_TOP|SUBPICTURE_ALIGN_RIGHT, 1000000,
string);
free(string);
}
va_end( args );
va_end(args);
}
......@@ -169,8 +169,5 @@ void vout_DisplayWrapper(vout_thread_t *, picture_t *);
/* */
int spu_ProcessMouse(spu_t *, const vlc_mouse_t *, const video_format_t *);
/* */
int vout_ShowTextRelative( vout_thread_t *, int, const char *, const text_style_t *, int, int, int, mtime_t );
#endif
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