/*****************************************************************************
* goom.c: based on libgoom (see http://ios.free.fr/?page=projet&quoi=1)
*****************************************************************************
- * Copyright (C) 2003 VideoLAN
- * $Id: goom.c,v 1.1 2003/08/23 17:23:45 fenrir Exp $
+ * Copyright (C) 2003 the VideoLAN team
+ * $Id$
*
- * Authors: Laurent Aimar
+ * Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ * Gildas Bazin <gbazin@videolan.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
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h> /* malloc(), free() */
-#include <string.h> /* strdup() */
#include <errno.h>
-#include <vlc/vlc.h>
-#include <vlc/input.h>
-#include <vlc/aout.h>
-#include <vlc/vout.h>
-#include "aout_internal.h"
-
-#include "goom/goom_core.h"
-
-#define GOOM_WIDTH 160
-#define GOOM_HEIGHT 120
-#define GOOM_ASPECT (VOUT_ASPECT_FACTOR*GOOM_WIDTH/GOOM_HEIGHT)
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_aout.h>
+#include <vlc_vout.h>
+#include <vlc_block.h>
+#include <vlc_input.h>
+
+#ifdef USE_GOOM_TREE
+# ifdef OLD_GOOM
+# include "goom_core.h"
+# define PluginInfo void
+# define goom_update(a,b,c,d,e,f) goom_update(b,c,d,e,f)
+# define goom_close(a) goom_close()
+# define goom_init(a,b) NULL; goom_init(a,b,0); goom_set_font(0,0,0)
+# else
+# include "goom.h"
+# endif
+#else
+# include <goom/goom.h>
+#endif
/*****************************************************************************
* Module descriptor
static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
-vlc_module_begin();
- set_description( _("goom effect") );
- set_capability( "audio filter", 0 );
- set_callbacks( Open, Close );
- add_shortcut( "goom" );
-vlc_module_end();
-
+#define WIDTH_TEXT N_("Goom display width")
+#define HEIGHT_TEXT N_("Goom display height")
+#define RES_LONGTEXT N_("This allows you to set the resolution of the " \
+ "Goom display (bigger resolution will be prettier but more CPU intensive).")
+
+#define SPEED_TEXT N_("Goom animation speed")
+#define SPEED_LONGTEXT N_("This allows you to set the animation speed " \
+ "(between 1 and 10, defaults to 6).")
+
+#define MAX_SPEED 10
+
+vlc_module_begin ()
+ set_shortname( N_("Goom"))
+ set_description( N_("Goom effect") )
+ set_category( CAT_AUDIO )
+ set_subcategory( SUBCAT_AUDIO_VISUAL )
+ set_capability( "visualization", 0 )
+ add_integer( "goom-width", 320, NULL,
+ WIDTH_TEXT, RES_LONGTEXT, false )
+ add_integer( "goom-height", 240, NULL,
+ HEIGHT_TEXT, RES_LONGTEXT, false )
+ add_integer( "goom-speed", 6, NULL,
+ SPEED_TEXT, SPEED_LONGTEXT, false )
+ set_callbacks( Open, Close )
+ add_shortcut( "goom" )
+vlc_module_end ()
/*****************************************************************************
* Local prototypes
*****************************************************************************/
+#define MAX_BLOCKS 100
+#define GOOM_DELAY 400000
typedef struct
{
vlc_mutex_t lock;
vlc_cond_t wait;
- mtime_t i_pts;
- int i_samples;
- int16_t samples[2][512];
+ /* Audio properties */
+ int i_channels;
+
+ /* Audio samples queue */
+ block_t *pp_blocks[MAX_BLOCKS];
+ int i_blocks;
+
+ audio_date_t date;
+
} goom_thread_t;
-typedef struct aout_filter_sys_t
+struct aout_filter_sys_t
{
goom_thread_t *p_thread;
-} aout_filter_sys_t;
+};
-static void DoWork ( aout_instance_t *, aout_filter_t *, aout_buffer_t *,
- aout_buffer_t * );
+static void DoWork ( aout_instance_t *, aout_filter_t *, aout_buffer_t *,
+ aout_buffer_t * );
-static void Thread ( vlc_object_t * );
+static void* Thread ( vlc_object_t * );
static char *TitleGet( vlc_object_t * );
{
aout_filter_t *p_filter = (aout_filter_t *)p_this;
aout_filter_sys_t *p_sys;
+ goom_thread_t *p_thread;
+ vlc_value_t width, height;
+ video_format_t fmt;
+
if ( p_filter->input.i_format != VLC_FOURCC('f','l','3','2' )
|| p_filter->output.i_format != VLC_FOURCC('f','l','3','2') )
{
- msg_Warn( p_filter, "Bad input or output format" );
- return -1;
+ msg_Warn( p_filter, "bad input or output format" );
+ return VLC_EGENERIC;
}
if ( !AOUT_FMTS_SIMILAR( &p_filter->input, &p_filter->output ) )
{
msg_Warn( p_filter, "input and output formats are not similar" );
- return -1;
+ return VLC_EGENERIC;
}
p_filter->pf_do_work = DoWork;
p_sys = p_filter->p_sys = malloc( sizeof( aout_filter_sys_t ) );
/* Create goom thread */
- p_sys->p_thread = vlc_object_create( p_filter,
- sizeof( goom_thread_t ) );
- p_sys->p_thread->p_vout = vout_Request( p_filter, NULL,
- GOOM_WIDTH, GOOM_HEIGHT,
- VLC_FOURCC('R','V','3','2'),
- GOOM_ASPECT );
- if( p_sys->p_thread->p_vout == NULL )
+ p_sys->p_thread = p_thread =
+ vlc_object_create( p_filter, sizeof( goom_thread_t ) );
+ vlc_object_attach( p_thread, p_this );
+
+ var_Create( p_thread, "goom-width", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
+ var_Get( p_thread, "goom-width", &width );
+ var_Create( p_thread, "goom-height", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
+ var_Get( p_thread, "goom-height", &height );
+
+ memset( &fmt, 0, sizeof(video_format_t) );
+
+ fmt.i_width = fmt.i_visible_width = width.i_int;
+ fmt.i_height = fmt.i_visible_height = height.i_int;
+ fmt.i_chroma = VLC_FOURCC('R','V','3','2');
+ fmt.i_aspect = VOUT_ASPECT_FACTOR * width.i_int/height.i_int;
+ fmt.i_sar_num = fmt.i_sar_den = 1;
+
+ p_thread->p_vout = aout_filter_RequestVout( p_filter, NULL, &fmt );
+ if( p_thread->p_vout == NULL )
{
msg_Err( p_filter, "no suitable vout module" );
- vlc_object_destroy( p_sys->p_thread );
- free( p_filter->p_sys );
+ vlc_object_detach( p_thread );
+ vlc_object_release( p_thread );
+ free( p_sys );
return VLC_EGENERIC;
}
- vlc_mutex_init( p_filter, &p_sys->p_thread->lock );
- vlc_cond_init( p_filter, &p_sys->p_thread->wait );
+ vlc_mutex_init( &p_thread->lock );
+ vlc_cond_init( &p_thread->wait );
+
+ p_thread->i_blocks = 0;
+ aout_DateInit( &p_thread->date, p_filter->output.i_rate );
+ aout_DateSet( &p_thread->date, 0 );
+ p_thread->i_channels = aout_FormatNbChannels( &p_filter->input );
- p_sys->p_thread->i_samples = 0;
- memset( &p_sys->p_thread->samples, 0, 512*2*2 );
- p_sys->p_thread->psz_title = TitleGet( VLC_OBJECT( p_filter ) );
+ p_thread->psz_title = TitleGet( VLC_OBJECT( p_filter ) );
- if( vlc_thread_create( p_sys->p_thread, "Goom Update Thread", Thread,
- VLC_THREAD_PRIORITY_LOW, VLC_FALSE ) )
+ if( vlc_thread_create( p_thread, "Goom Update Thread", Thread,
+ VLC_THREAD_PRIORITY_LOW ) )
{
msg_Err( p_filter, "cannot lauch goom thread" );
- vout_Destroy( p_sys->p_thread->p_vout );
- vlc_mutex_destroy( &p_sys->p_thread->lock );
- vlc_cond_destroy( &p_sys->p_thread->wait );
- if( p_sys->p_thread->psz_title )
- {
- free( p_sys->p_thread->psz_title );
- }
- vlc_object_destroy( p_sys->p_thread );
- free( p_filter->p_sys );
+ vlc_object_release( p_thread->p_vout );
+ vlc_mutex_destroy( &p_thread->lock );
+ vlc_cond_destroy( &p_thread->wait );
+ free( p_thread->psz_title );
+ vlc_object_detach( p_thread );
+ vlc_object_release( p_thread );
+ free( p_sys );
return VLC_EGENERIC;
}
- return( 0 );
+ return VLC_SUCCESS;
}
/*****************************************************************************
- * Play: play a sound samples buffer
+ * DoWork: process samples buffer
*****************************************************************************
- * This function writes a buffer of i_length bytes in the socket
+ * This function queues the audio buffer to be processed by the goom thread
+ *****************************************************************************/
+static void DoWork( aout_instance_t * p_aout, aout_filter_t * p_filter,
+ aout_buffer_t * p_in_buf, aout_buffer_t * p_out_buf )
+{
+ VLC_UNUSED( p_aout );
+
+ aout_filter_sys_t *p_sys = p_filter->p_sys;
+ block_t *p_block;
+
+ p_out_buf->i_nb_samples = p_in_buf->i_nb_samples;
+ p_out_buf->i_nb_bytes = p_in_buf->i_nb_bytes;
+
+ /* Queue sample */
+ vlc_mutex_lock( &p_sys->p_thread->lock );
+ if( p_sys->p_thread->i_blocks == MAX_BLOCKS )
+ {
+ vlc_mutex_unlock( &p_sys->p_thread->lock );
+ return;
+ }
+
+ p_block = block_New( p_sys->p_thread, p_in_buf->i_nb_bytes );
+ if( !p_block )
+ {
+ vlc_mutex_unlock( &p_sys->p_thread->lock );
+ return;
+ }
+ memcpy( p_block->p_buffer, p_in_buf->p_buffer, p_in_buf->i_nb_bytes );
+ p_block->i_pts = p_in_buf->start_date;
+
+ p_sys->p_thread->pp_blocks[p_sys->p_thread->i_blocks++] = p_block;
+
+ vlc_cond_signal( &p_sys->p_thread->wait );
+ vlc_mutex_unlock( &p_sys->p_thread->lock );
+}
+
+/*****************************************************************************
+ * float to s16 conversion
*****************************************************************************/
static inline int16_t FloatToInt16( float f )
{
return (int16_t)( f * 32768.0 );
}
-static void DoWork( aout_instance_t * p_aout, aout_filter_t * p_filter,
- aout_buffer_t * p_in_buf, aout_buffer_t * p_out_buf )
+/*****************************************************************************
+ * Fill buffer
+ *****************************************************************************/
+static int FillBuffer( int16_t *p_data, int *pi_data,
+ audio_date_t *pi_date, audio_date_t *pi_date_end,
+ goom_thread_t *p_this )
{
- aout_filter_sys_t *p_sys = p_filter->p_sys;
-
- int16_t *p_isample;
- float *p_fsample = (float*)p_in_buf->p_buffer;
- int i_samples = 0;
- int i_channels = aout_FormatNbChannels( &p_filter->input );
-
-
- p_out_buf->i_nb_samples = p_in_buf->i_nb_samples;
- p_out_buf->i_nb_bytes = p_in_buf->i_nb_bytes;
+ int i_samples = 0;
+ block_t *p_block;
- /* copy samples */
- vlc_mutex_lock( &p_sys->p_thread->lock );
- p_sys->p_thread->i_pts = p_in_buf->start_date;
- if( p_sys->p_thread->i_samples >= 512 )
+ while( *pi_data < 512 )
{
- p_sys->p_thread->i_samples = 0;
- }
- p_isample = &p_sys->p_thread->samples[0][p_sys->p_thread->i_samples];
+ if( !p_this->i_blocks ) return VLC_EGENERIC;
- i_samples = __MIN( 512 - p_sys->p_thread->i_samples,
- (int)p_out_buf->i_nb_samples );
- p_sys->p_thread->i_samples += i_samples;
+ p_block = p_this->pp_blocks[0];
+ i_samples = __MIN( 512 - *pi_data, p_block->i_buffer /
+ sizeof(float) / p_this->i_channels );
- while( i_samples > 0 )
- {
- p_isample[0] = FloatToInt16( p_fsample[0] );
- if( i_channels > 1 )
+ /* Date management */
+ if( p_block->i_pts > 0 &&
+ p_block->i_pts != aout_DateGet( pi_date_end ) )
{
- p_isample[512] = FloatToInt16( p_fsample[1] );
+ aout_DateSet( pi_date_end, p_block->i_pts );
}
+ p_block->i_pts = 0;
- p_isample++;
- p_fsample += i_channels;
+ aout_DateIncrement( pi_date_end, i_samples );
- i_samples--;
- }
- if( p_sys->p_thread->i_samples == 512 )
- {
- vlc_cond_signal( &p_sys->p_thread->wait );
+ while( i_samples > 0 )
+ {
+ float *p_float = (float *)p_block->p_buffer;
+
+ p_data[*pi_data] = FloatToInt16( p_float[0] );
+ if( p_this->i_channels > 1 )
+ p_data[512 + *pi_data] = FloatToInt16( p_float[1] );
+
+ (*pi_data)++;
+ p_block->p_buffer += (sizeof(float) * p_this->i_channels);
+ p_block->i_buffer -= (sizeof(float) * p_this->i_channels);
+ i_samples--;
+ }
+
+ if( !p_block->i_buffer )
+ {
+ block_Release( p_block );
+ p_this->i_blocks--;
+ if( p_this->i_blocks )
+ memmove( p_this->pp_blocks, p_this->pp_blocks + 1,
+ p_this->i_blocks * sizeof(block_t *) );
+ }
}
- vlc_mutex_unlock( &p_sys->p_thread->lock );
+ *pi_date = *pi_date_end;
+ *pi_data = 0;
+ return VLC_SUCCESS;
}
+
/*****************************************************************************
* Thread:
*****************************************************************************/
-static void Thread( vlc_object_t *p_this )
+static void* Thread( vlc_object_t *p_this )
{
goom_thread_t *p_thread = (goom_thread_t*)p_this;
+ vlc_value_t width, height, speed;
+ audio_date_t i_pts;
+ int16_t p_data[2][512];
+ int i_data = 0, i_count = 0;
+ PluginInfo *p_plugin_info;
+ int canc = vlc_savecancel ();
+
+ var_Get( p_this, "goom-width", &width );
+ var_Get( p_this, "goom-height", &height );
+
+ var_Create( p_thread, "goom-speed", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
+ var_Get( p_thread, "goom-speed", &speed );
+ speed.i_int = MAX_SPEED - speed.i_int;
+ if( speed.i_int < 0 ) speed.i_int = 0;
- goom_init( GOOM_WIDTH, GOOM_HEIGHT, 0 );
- goom_set_font( NULL, NULL, NULL );
+ p_plugin_info = goom_init( width.i_int, height.i_int );
- while( !p_thread->b_die )
+ while( vlc_object_alive (p_thread) )
{
- mtime_t i_pts;
- int16_t data[2][512];
uint32_t *plane;
picture_t *p_pic;
/* goom_update is damn slow, so just copy data and release the lock */
vlc_mutex_lock( &p_thread->lock );
- vlc_cond_wait( &p_thread->wait, &p_thread->lock );
- i_pts = p_thread->i_pts;
- memcpy( data, p_thread->samples, 512 * 2 * 2 );
+ if( FillBuffer( (int16_t *)p_data, &i_data, &i_pts,
+ &p_thread->date, p_thread ) != VLC_SUCCESS )
+ vlc_cond_wait( &p_thread->wait, &p_thread->lock );
vlc_mutex_unlock( &p_thread->lock );
- plane = goom_update( data, 0, 0.0, p_thread->psz_title, NULL );
+ /* Speed selection */
+ if( speed.i_int && (++i_count % (speed.i_int+1)) ) continue;
- if( p_thread->psz_title )
- {
- free( p_thread->psz_title );
- p_thread->psz_title = NULL;
- }
- while( ( p_pic = vout_CreatePicture( p_thread->p_vout, 0, 0, 0 ) ) == NULL &&
- !p_thread->b_die )
+ /* Frame dropping if necessary */
+ if( aout_DateGet( &i_pts ) + GOOM_DELAY <= mdate() ) continue;
+
+ plane = goom_update( p_plugin_info, p_data, 0, 0.0,
+ p_thread->psz_title, NULL );
+
+ free( p_thread->psz_title );
+ p_thread->psz_title = NULL;
+
+ while( !( p_pic = vout_CreatePicture( p_thread->p_vout, 0, 0, 0 ) ) &&
+ vlc_object_alive (p_thread) )
{
msleep( VOUT_OUTMEM_SLEEP );
}
- if( p_thread->b_die || p_pic == NULL )
- {
- break;
- }
+ if( p_pic == NULL ) break;
- memcpy( p_pic->p[0].p_pixels, plane, GOOM_WIDTH * GOOM_HEIGHT * 4 );
- vout_DatePicture( p_thread->p_vout, p_pic, i_pts );
- vout_DisplayPicture( p_thread->p_vout, p_pic );
+ memcpy( p_pic->p[0].p_pixels, plane, width.i_int * height.i_int * 4 );
+ p_pic->date = aout_DateGet( &i_pts ) + GOOM_DELAY;
+ vout_DisplayPicture( p_thread->p_vout, p_pic );
}
- goom_close();
+ goom_close( p_plugin_info );
+ vlc_restorecancel (canc);
+ return NULL;
}
-
/*****************************************************************************
* Close: close the plugin
*****************************************************************************/
aout_filter_sys_t *p_sys = p_filter->p_sys;
/* Stop Goom Thread */
- p_sys->p_thread->b_die = VLC_TRUE;
+ vlc_object_kill( p_sys->p_thread );
vlc_mutex_lock( &p_sys->p_thread->lock );
vlc_cond_signal( &p_sys->p_thread->wait );
vlc_thread_join( p_sys->p_thread );
/* Free data */
- vout_Request( p_filter, p_sys->p_thread->p_vout, 0, 0, 0, 0 );
+ aout_filter_RequestVout( p_filter, p_sys->p_thread->p_vout, 0 );
vlc_mutex_destroy( &p_sys->p_thread->lock );
vlc_cond_destroy( &p_sys->p_thread->wait );
- vlc_object_destroy( p_sys->p_thread );
+ vlc_object_detach( p_sys->p_thread );
+
+ while( p_sys->p_thread->i_blocks-- )
+ {
+ block_Release( p_sys->p_thread->pp_blocks[p_sys->p_thread->i_blocks] );
+ }
+
+ vlc_object_release( p_sys->p_thread );
free( p_sys );
}
-
static char *TitleGet( vlc_object_t *p_this )
{
- input_thread_t *p_input = vlc_object_find( p_this,
- VLC_OBJECT_INPUT, FIND_ANYWHERE);
- char *psz_title = NULL;
+ char *psz_title = NULL;
+ input_thread_t *p_input =
+ vlc_object_find( p_this, VLC_OBJECT_INPUT, FIND_ANYWHERE );
if( p_input )
{
- char *psz = strrchr( p_input->psz_source, '/' );
-
- if( psz )
+ psz_title = input_item_GetTitle( input_GetItem( p_input ) );
+ if( EMPTY_STR( psz_title ) )
{
- psz++;
- }
- else
- {
- psz = p_input->psz_source;
- }
- if( psz && *psz )
- {
- psz_title = strdup( psz );
+ free( psz_title );
+ char *psz_orig = input_item_GetURI( input_GetItem( p_input ) );
+ char *psz = strrchr( psz_orig, '/' );
+
+ if( psz )
+ {
+ psz++;
+ }
+ else
+ {
+ psz = psz_orig;
+ }
+ if( psz && *psz )
+ {
+ psz_title = strdup( psz );
+ }
+ free( psz_orig );
}
vlc_object_release( p_input );
}
return psz_title;
}
-