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Commit e3984284 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
Browse files

Use static mutexes

parent 917aae76
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Inline Side-by-side
include/vlc_gcrypt.h
View file @ e3984284
......@@ -88,7 +88,19 @@ static const struct gcry_thread_cbs gcry_threads_vlc =
*/
static inline void vlc_gcrypt_init (void)
{
vlc_mutex_t *lock = var_AcquireMutex ("gcrypt_mutex");
gcry_control (GCRYCTL_SET_THREAD_CBS, &gcry_threads_vlc);
vlc_mutex_unlock (lock);
/* This would need a process-wide static mutex with all libraries linking
* to a given instance of libgcrypt. We cannot do this as we have different
* plugins linking with gcrypt, and some underlying libraries may use it
* behind our back. Only way is to always link gcrypt statically (ouch!) or
* have upstream gcrypt provide one shared object per threading system. */
static vlc_mutex_t lock = VLC_STATIC_MUTEX;
static bool done = false;
vlc_mutex_lock (&lock);
if (!done)
{
gcry_control (GCRYCTL_SET_THREAD_CBS, &gcry_threads_vlc);
done = true;
}
vlc_mutex_unlock (&lock);
}
modules/codec/avcodec/audio.c
View file @ e3984284
......@@ -180,23 +180,17 @@ int InitAudioDec( decoder_t *p_dec, AVCodecContext *p_context,
}
/* ***** Open the codec ***** */
vlc_mutex_t *lock = var_AcquireMutex( "avcodec" );
if( lock == NULL )
{
free( p_sys->p_context->extradata );
free( p_sys );
return VLC_ENOMEM;
}
vlc_mutex_lock( &avcodec_lock );
if (avcodec_open( p_sys->p_context, p_sys->p_codec ) < 0)
{
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
msg_Err( p_dec, "cannot open codec (%s)", p_sys->psz_namecodec );
free( p_sys->p_context->extradata );
free( p_sys );
return VLC_EGENERIC;
}
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
msg_Dbg( p_dec, "ffmpeg codec (%s) started", p_sys->psz_namecodec );
......
modules/codec/avcodec/avcodec.c
View file @ e3984284
......@@ -202,6 +202,8 @@ vlc_module_begin();
vlc_module_end();
vlc_mutex_t avcodec_lock = VLC_STATIC_MUTEX;
/*****************************************************************************
* OpenDecoder: probe the decoder and return score
*****************************************************************************/
......@@ -319,9 +321,9 @@ static void CloseDecoder( vlc_object_t *p_this )
free( p_sys->p_context->extradata );
p_sys->p_context->extradata = NULL;
lock = var_AcquireMutex( "avcodec" );
vlc_mutex_lock( &avcodec_lock );
avcodec_close( p_sys->p_context );
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
msg_Dbg( p_dec, "ffmpeg codec (%s) stopped", p_sys->psz_namecodec );
av_free( p_sys->p_context );
}
......@@ -331,8 +333,9 @@ static void CloseDecoder( vlc_object_t *p_this )
void InitLibavcodec( vlc_object_t *p_object )
{
static int b_ffmpeginit = 0;
vlc_mutex_t *lock = var_AcquireMutex( "avcodec" );
static bool b_ffmpeginit = false;
vlc_mutex_lock( &avcodec_lock );
/* *** init ffmpeg library (libavcodec) *** */
if( !b_ffmpeginit )
......@@ -340,9 +343,9 @@ void InitLibavcodec( vlc_object_t *p_object )
avcodec_init();
avcodec_register_all();
av_log_set_callback( LibavutilCallback );
b_ffmpeginit = 1;
b_ffmpeginit = true;
msg_Dbg( p_object, "libavcodec initialized (interface %d )",
msg_Dbg( p_object, "libavcodec initialized (interface 0x%x)",
LIBAVCODEC_VERSION_INT );
}
else
......@@ -350,5 +353,5 @@ void InitLibavcodec( vlc_object_t *p_object )
msg_Dbg( p_object, "libavcodec already initialized" );
}
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
}
modules/codec/avcodec/avcodec.h
View file @ e3984284
......@@ -48,6 +48,9 @@ int InitAudioDec( decoder_t *p_dec, AVCodecContext *p_context,
AVCodec *p_codec, int i_codec_id, const char *psz_namecodec );
void EndAudioDec( decoder_t *p_dec );
/* Avcodec global lock */
extern vlc_mutex_t avcodec_lock;
/*****************************************************************************
* Module descriptor help strings
*****************************************************************************/
......
modules/codec/avcodec/encoder.c
View file @ e3984284
......@@ -604,11 +604,11 @@ int OpenEncoder( vlc_object_t *p_this )
p_context->extradata = NULL;
p_context->flags |= CODEC_FLAG_GLOBAL_HEADER;
vlc_mutex_t *lock = var_AcquireMutex( "avcodec" );
vlc_mutex_lock( &avcodec_lock );
if( avcodec_open( p_context, p_codec ) )
{
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
if( p_enc->fmt_in.i_cat == AUDIO_ES &&
(p_context->channels > 2 || i_codec_id == CODEC_ID_MP2
|| i_codec_id == CODEC_ID_MP3) )
......@@ -658,10 +658,10 @@ int OpenEncoder( vlc_object_t *p_this )
}
p_context->codec = NULL;
vlc_mutex_lock( lock );
vlc_mutex_lock( &avcodec_lock );
if( avcodec_open( p_context, p_codec ) )
{
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
msg_Err( p_enc, "cannot open encoder" );
intf_UserFatal( p_enc, false,
_("Streaming / Transcoding failed"),
......@@ -679,7 +679,7 @@ int OpenEncoder( vlc_object_t *p_this )
return VLC_EGENERIC;
}
}
vlc_mutex_unlock( lock);
vlc_mutex_unlock( &avcodec_lock );
p_enc->fmt_out.i_extra = p_context->extradata_size;
if( p_enc->fmt_out.i_extra )
......@@ -1111,9 +1111,9 @@ void CloseEncoder( vlc_object_t *p_this )
free( pp_contexts );
}
vlc_mutex_t *lock = var_AcquireMutex( "avcodec" );
vlc_mutex_lock( &avcodec_lock );
avcodec_close( p_sys->p_context );
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
av_free( p_sys->p_context );
free( p_sys->p_buffer );
......
modules/codec/avcodec/video.c
View file @ e3984284
......@@ -383,23 +383,16 @@ int InitVideoDec( decoder_t *p_dec, AVCodecContext *p_context,
}
/* ***** Open the codec ***** */
vlc_mutex_t *lock = var_AcquireMutex( "avcodec" );
if( lock == NULL )
{
free( p_sys->p_buffer_orig );
free( p_sys );
return VLC_ENOMEM;
}
vlc_mutex_lock( &avcodec_lock );
if( avcodec_open( p_sys->p_context, p_sys->p_codec ) < 0 )
{
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
msg_Err( p_dec, "cannot open codec (%s)", p_sys->psz_namecodec );
free( p_sys->p_buffer_orig );
free( p_sys );
return VLC_EGENERIC;
}
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &avcodec_lock );
msg_Dbg( p_dec, "ffmpeg codec (%s) started", p_sys->psz_namecodec );
......
modules/codec/libass.c
View file @ e3984284
......@@ -72,7 +72,6 @@ typedef struct
{
vlc_object_t *p_libvlc;
vlc_mutex_t *p_lock;
int i_refcount;
ass_library_t *p_library;
ass_renderer_t *p_renderer;
......@@ -120,6 +119,8 @@ static int BuildRegions( spu_t *p_spu, rectangle_t *p_region, int i_max_region,
static void SubpictureReleaseRegions( spu_t *p_spu, subpicture_t *p_subpic );
static void RegionDraw( subpicture_region_t *p_region, ass_image_t *p_img );
static vlc_mutex_t libass_lock = VLC_STATIC_MUTEX;
//#define DEBUG_REGION
/*****************************************************************************
......@@ -151,16 +152,16 @@ static int Create( vlc_object_t *p_this )
p_sys->i_refcount = 1;
/* Add a track */
vlc_mutex_lock( p_sys->p_ass->p_lock );
vlc_mutex_lock( &libass_lock );
p_sys->p_track = p_track = ass_new_track( p_sys->p_ass->p_library );
if( !p_track )
{
vlc_mutex_unlock( p_sys->p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
DecSysRelease( p_sys );
return VLC_EGENERIC;
}
ass_process_codec_private( p_track, p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra );
vlc_mutex_unlock( p_sys->p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
return VLC_SUCCESS;
}
......@@ -194,10 +195,10 @@ static void DecSysRelease( decoder_sys_t *p_sys )
vlc_mutex_unlock( &p_sys->lock );
vlc_mutex_destroy( &p_sys->lock );
vlc_mutex_lock( p_sys->p_ass->p_lock );
vlc_mutex_lock( &libass_lock );
if( p_sys->p_track )
ass_free_track( p_sys->p_track );
vlc_mutex_unlock( p_sys->p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
AssHandleRelease( p_sys->p_ass );
free( p_sys );
......@@ -264,13 +265,13 @@ static subpicture_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
p_spu->b_ephemer = true;
p_spu->b_absolute = true;
vlc_mutex_lock( p_sys->p_ass->p_lock );
vlc_mutex_lock( &libass_lock );
if( p_sys->p_track )
{
ass_process_chunk( p_sys->p_track, p_spu->p_sys->p_subs_data, p_spu->p_sys->i_subs_len,
p_spu->i_start / 1000, (p_spu->i_stop-p_spu->i_start) / 1000 );
}
vlc_mutex_unlock( p_sys->p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
p_spu->pf_pre_render = PreRender;
p_spu->pf_update_regions = UpdateRegions;
......@@ -320,7 +321,7 @@ static void UpdateRegions( spu_t *p_spu, subpicture_t *p_subpic,
return;
}
vlc_mutex_lock( p_ass->p_lock );
vlc_mutex_lock( &libass_lock );
/* */
fmt = *p_fmt;
......@@ -347,7 +348,7 @@ static void UpdateRegions( spu_t *p_spu, subpicture_t *p_subpic,
if( !i_changed && !b_fmt_changed )
{
vlc_mutex_unlock( p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
return;
}
......@@ -368,7 +369,7 @@ static void UpdateRegions( spu_t *p_spu, subpicture_t *p_subpic,
if( i_region <= 0 )
{
vlc_mutex_unlock( p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
return;
}
......@@ -402,7 +403,7 @@ static void UpdateRegions( spu_t *p_spu, subpicture_t *p_subpic,
*pp_region_last = r;
pp_region_last = &r->p_next;
}
vlc_mutex_unlock( p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
}
static rectangle_t r_create( int x0, int y0, int x1, int y1 )
......@@ -616,9 +617,7 @@ static void SubpictureReleaseRegions( spu_t *p_spu, subpicture_t *p_subpic )
/* */
static ass_handle_t *AssHandleHold( decoder_t *p_dec )
{
vlc_mutex_t *p_lock = var_AcquireMutex( "libass" );
if( !p_lock )
return NULL;
vlc_mutex_lock( &libass_lock );
ass_handle_t *p_ass = NULL;
ass_library_t *p_library = NULL;
......@@ -635,7 +634,7 @@ static ass_handle_t *AssHandleHold( decoder_t *p_dec )
p_ass->i_refcount++;
vlc_mutex_unlock( p_lock );
vlc_mutex_unlock( &libass_lock );
return p_ass;
}
......@@ -646,7 +645,6 @@ static ass_handle_t *AssHandleHold( decoder_t *p_dec )
/* */
p_ass->p_libvlc = VLC_OBJECT(p_dec->p_libvlc);
p_ass->p_lock = p_lock;
p_ass->i_refcount = 1;
/* Create libass library */
......@@ -713,7 +711,7 @@ static ass_handle_t *AssHandleHold( decoder_t *p_dec )
var_Set( p_dec->p_libvlc, "libass-handle", val );
/* */
vlc_mutex_unlock( p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
return p_ass;
error:
......@@ -723,16 +721,16 @@ error:
ass_library_done( p_library );
free( p_ass );
vlc_mutex_unlock( p_lock );
vlc_mutex_unlock( &libass_lock );
return NULL;
}
static void AssHandleRelease( ass_handle_t *p_ass )
{
vlc_mutex_lock( p_ass->p_lock );
vlc_mutex_lock( &libass_lock );
p_ass->i_refcount--;
if( p_ass->i_refcount > 0 )
{
vlc_mutex_unlock( p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
return;
}
......@@ -743,7 +741,7 @@ static void AssHandleRelease( ass_handle_t *p_ass )
val.p_address = NULL;
var_Set( p_ass->p_libvlc, "libass-handle", val );
vlc_mutex_unlock( p_ass->p_lock );
vlc_mutex_unlock( &libass_lock );
free( p_ass );
}
modules/codec/quicktime.c
View file @ e3984284
......@@ -326,6 +326,8 @@ static int Open( vlc_object_t *p_this )
}
}
static vlc_mutex_t qt_mutex = VLC_STATIC_MUTEX;
/*****************************************************************************
* Close:
*****************************************************************************/
......@@ -333,10 +335,9 @@ static void Close( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*)p_this;
decoder_sys_t *p_sys = p_dec->p_sys;
vlc_mutex_t *lock;
/* get lock, avoid segfault */
lock = var_AcquireMutex( "qt_mutex" );
vlc_mutex_lock( &qt_mutex );
if( p_dec->fmt_out.i_cat == AUDIO_ES )
{
......@@ -375,7 +376,7 @@ static void Close( vlc_object_t *p_this )
#endif
#endif
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &qt_mutex );
free( p_sys );
}
......@@ -394,9 +395,7 @@ static int OpenAudio( decoder_t *p_dec )
unsigned long OutputBufferSize = 0;
/* get lock, avoid segfault */
vlc_mutex_t *lock = var_AcquireMutex( "qt_mutex" );
if( lock == NULL )
return VLC_EGENERIC;
vlc_mutex_lock( &qt_mutex );
p_sys = calloc( sizeof( decoder_sys_t ), 1 );
p_dec->p_sys = p_sys;
......@@ -515,7 +514,7 @@ static int OpenAudio( decoder_t *p_dec )
p_sys->i_out = 0;
p_sys->i_out_frames = 0;
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &qt_mutex );
return VLC_SUCCESS;
exit_error:
......@@ -523,7 +522,7 @@ exit_error:
#ifdef LOADER
Restore_LDT_Keeper( p_sys->ldt_fs );
#endif
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &qt_mutex );
free( p_sys );
return VLC_EGENERIC;
......@@ -595,7 +594,7 @@ static aout_buffer_t *DecodeAudio( decoder_t *p_dec, block_t **pp_block )
{
int i_frames = p_sys->i_buffer / p_sys->InFrameSize;
unsigned long i_out_frames, i_out_bytes;
vlc_mutex_t *lock = var_AcquireMutex( "qt_mutex ");
vlc_mutex_lock( &qt_mutex );
i_error = p_sys->SoundConverterConvertBuffer( p_sys->myConverter,
p_sys->p_buffer,
......@@ -603,7 +602,7 @@ static aout_buffer_t *DecodeAudio( decoder_t *p_dec, block_t **pp_block )
p_sys->out_buffer,
&i_out_frames,
&i_out_bytes );
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &qt_mutex );
/*
msg_Dbg( p_dec, "decoded %d frames -> %ld frames (error=%d)",
......@@ -674,7 +673,6 @@ static int OpenVideo( decoder_t *p_dec )
return VLC_ENOMEM;
#ifndef WIN32
vlc_mutex_t *lock;
long i_result;
ComponentDescription desc;
Component prev;
......@@ -703,7 +701,7 @@ static int OpenVideo( decoder_t *p_dec )
fcc, p_dec->fmt_in.video.i_width, p_dec->fmt_in.video.i_height );
/* get lock, avoid segfault */
lock = var_AcquireMutex( "qt_mutex" );
vlc_mutex_lock( &qt_mutex );
#ifdef __APPLE__
EnterMovies();
......@@ -845,14 +843,14 @@ static int OpenVideo( decoder_t *p_dec )
p_dec->fmt_out.video.i_height= p_dec->fmt_in.video.i_height;
p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR * p_dec->fmt_in.video.i_width / p_dec->fmt_in.video.i_height;
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &qt_mutex );
return VLC_SUCCESS;
exit_error:
#ifdef LOADER
Restore_LDT_Keeper( p_sys->ldt_fs );
#endif
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &qt_mutex );
#endif /* !WIN32 */
......@@ -866,7 +864,6 @@ exit_error:
static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
{
decoder_sys_t *p_sys = p_dec->p_sys;
vlc_mutex_t *lock;
block_t *p_block;
picture_t *p_pic;
mtime_t i_pts;
......@@ -916,7 +913,7 @@ static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
return NULL;
}
lock = var_AcquireMutex( "qt_mutex" );
vlc_mutex_lock( &qt_mutex );
if( ( p_pic = p_dec->pf_vout_buffer_new( p_dec ) ) )
{
......@@ -940,7 +937,7 @@ static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
p_pic->date = i_pts;
}
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &qt_mutex );
block_Release( p_block );
return p_pic;
......
modules/codec/realvideo.c
View file @ e3984284
......@@ -203,12 +203,13 @@ static void * load_syms_linux(decoder_t *p_dec, const char *path)
}
#endif
static vlc_mutex_t rm_mutex = VLC_STATIC_MUTEX;
static int InitVideo(decoder_t *p_dec)
{
int result;
struct rv_init_t init_data;
char fcc[4];
vlc_mutex_t *lock;
char *g_decode_path;
int i_vide = p_dec->fmt_in.i_extra;
......@@ -309,9 +310,7 @@ static int InitVideo(decoder_t *p_dec)
return VLC_EGENERIC;
}
lock = var_AcquireMutex( "rm_mutex" );
if ( lock == NULL )
return VLC_EGENERIC;
vlc_mutex_lock( &rm_mutex );
p_sys->handle=NULL;
#ifdef WIN32
......@@ -358,7 +357,7 @@ static int InitVideo(decoder_t *p_dec)
p_dec->fmt_out.video.i_aspect = VOUT_ASPECT_FACTOR * p_dec->fmt_in.video.i_width / p_dec->fmt_in.video.i_height;
p_sys->inited = 0;
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &rm_mutex );
return VLC_SUCCESS;
}
......@@ -397,10 +396,9 @@ static void Close( vlc_object_t *p_this )
{
decoder_t *p_dec = (decoder_t*)p_this;
decoder_sys_t *p_sys = p_dec->p_sys;
vlc_mutex_t *lock;
/* get lock, avoid segfault */
lock = var_AcquireMutex( "rm_mutex" );
vlc_mutex_lock( &rm_mutex );
#ifdef WIN32
if (dll_type == 1)
......@@ -435,8 +433,7 @@ static void Close( vlc_object_t *p_this )
#endif
p_sys->inited = 0;
if ( lock )
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &rm_mutex );
if ( p_sys )
free( p_sys );
......@@ -448,7 +445,6 @@ static void Close( vlc_object_t *p_this )
static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
{
decoder_sys_t *p_sys = p_dec->p_sys;
vlc_mutex_t *lock;
block_t *p_block;
picture_t *p_pic;
mtime_t i_pts;
......@@ -465,9 +461,7 @@ static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
i_pts = p_block->i_pts ? p_block->i_pts : p_block->i_dts;
lock = var_AcquireMutex( "rm_mutex" );
if ( lock == NULL )
return NULL;
vlc_mutex_lock( &rm_mutex );
p_pic = p_dec->pf_vout_buffer_new( p_dec );
......@@ -559,7 +553,7 @@ static picture_t *DecodeVideo( decoder_t *p_dec, block_t **pp_block )
p_pic->b_force = 1;
}
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &rm_mutex );
block_Release( p_block );
return p_pic;
......
modules/misc/freetype.c
View file @ e3984284
......@@ -233,7 +233,7 @@ static void FreeLines( line_desc_t * );
static void FreeLine( line_desc_t * );
#ifdef HAVE_FONTCONFIG
static vlc_object_t *FontBuilderAttach( filter_t *p_filter, vlc_mutex_t **pp_lock );
static vlc_object_t *FontBuilderAttach( filter_t *p_filter );
static void FontBuilderDetach( filter_t *p_filter, vlc_object_t *p_fontbuilder );
static void* FontBuilderThread( vlc_object_t *p_this);
static void FontBuilderDestructor( vlc_object_t *p_this );
......@@ -261,7 +261,6 @@ struct filter_sys_t
int i_default_font_size;
int i_display_height;
#ifdef HAVE_FONTCONFIG
vlc_mutex_t *p_fontconfig_lock;
bool b_fontconfig_ok;
FcConfig *p_fontconfig;
#endif
......@@ -367,7 +366,7 @@ static int Create( vlc_object_t *p_this )
#ifdef HAVE_FONTCONFIG
p_sys->b_fontconfig_ok = false;
p_sys->p_fontconfig = NULL;
p_sys->p_fontbuilder = FontBuilderAttach( p_filter, &p_sys->p_fontconfig_lock );
p_sys->p_fontbuilder = FontBuilderAttach( p_filter );
#endif
p_sys->i_use_kerning = FT_HAS_KERNING( p_sys->p_face );
......@@ -434,10 +433,12 @@ static void Destroy( vlc_object_t *p_this )
}
#ifdef HAVE_FONTCONFIG
static vlc_object_t *FontBuilderAttach( filter_t *p_filter, vlc_mutex_t **pp_lock )
static vlc_mutex_t fb_lock = VLC_STATIC_MUTEX;
static vlc_object_t *FontBuilderAttach( filter_t *p_filter )
{
/* Check for an existing Fontbuilder thread */
vlc_mutex_t *p_lock = var_AcquireMutex( "fontbuilder" );
vlc_mutex_lock( &fb_lock );
vlc_object_t *p_fontbuilder =
vlc_object_find_name( p_filter->p_libvlc,
"fontlist builder", FIND_CHILD );
......@@ -482,13 +483,12 @@ static vlc_object_t *FontBuilderAttach( filter_t *p_filter, vlc_mutex_t **pp_loc
var_AddCallback( p_fontbuilder, "build-done", FontBuilderDone, p_filter );
FontBuilderGetFcConfig( p_filter, p_fontbuilder );
}
vlc_mutex_unlock( p_lock );
*pp_lock = p_lock;
vlc_mutex_unlock( &fb_lock );
return p_fontbuilder;
}
static void FontBuilderDetach( filter_t *p_filter, vlc_object_t *p_fontbuilder )
{
vlc_mutex_t *lock = var_AcquireMutex( "fontbuilder" );
vlc_mutex_lock( &fb_lock );
if( p_fontbuilder )
{
const bool b_alive = vlc_object_alive( p_fontbuilder );
......@@ -499,18 +499,18 @@ static void FontBuilderDetach( filter_t *p_filter, vlc_object_t *p_fontbuilder )
if( b_alive )
{
vlc_object_kill( p_fontbuilder );
vlc_mutex_unlock( lock );
vlc_mutex_unlock( &fb_lock );
/* We need to unlock otherwise we may not join (the thread waiting
* for the lock). It is safe to unlock as no one else will try a
* join and we have a reference on the object) */
vlc_thread_join( p_fontbuilder );