/*****************************************************************************
* deinterlace.c : deinterlacer plugin for vlc
*****************************************************************************
- * Copyright (C) 2000, 2001, 2002, 2003 VideoLAN
- * $Id: deinterlace.c,v 1.12 2003/05/15 22:27:37 massiot Exp $
+ * Copyright (C) 2000-2011 VLC authors and VideoLAN
+ * $Id$
*
- * Authors: Samuel Hocevar <sam@zoy.org>
+ * Author: Sam Hocevar <sam@zoy.org>
+ * Christophe Massiot <massiot@via.ecp.fr>
+ * Laurent Aimar <fenrir@videolan.org>
+ * Juha Jeronen <juha.jeronen@jyu.fi>
+ * ...and others
*
- * 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
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser 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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * You should have received a copy of the GNU Lesser 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.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <errno.h>
-#include <stdlib.h> /* malloc(), free() */
-#include <string.h>
-#include <vlc/vlc.h>
-#include <vlc/vout.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include "../filter_common.h"
+#include <assert.h>
+#include <stdint.h>
-#define DEINTERLACE_DISCARD 1
-#define DEINTERLACE_MEAN 2
-#define DEINTERLACE_BLEND 3
-#define DEINTERLACE_BOB 4
-#define DEINTERLACE_LINEAR 5
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_filter.h>
+#include <vlc_cpu.h>
+#include <vlc_mouse.h>
-/*****************************************************************************
- * Local protypes
- *****************************************************************************/
-static int Create ( vlc_object_t * );
-static void Destroy ( vlc_object_t * );
-
-static int Init ( vout_thread_t * );
-static void End ( vout_thread_t * );
-static void Render ( vout_thread_t *, picture_t * );
-
-static void RenderDiscard( vout_thread_t *, picture_t *, picture_t *, int );
-static void RenderBob ( vout_thread_t *, picture_t *, picture_t *, int );
-static void RenderMean ( vout_thread_t *, picture_t *, picture_t * );
-static void RenderBlend ( vout_thread_t *, picture_t *, picture_t * );
-static void RenderLinear ( vout_thread_t *, picture_t *, picture_t *, int );
-
-static void Merge ( void *, const void *, const void *, size_t );
-
-static int SendEvents ( vlc_object_t *, char const *,
- vlc_value_t, vlc_value_t, void * );
-
-static void SetFilterMethod( vout_thread_t *p_vout, char *psz_method );
-static vout_thread_t *SpawnRealVout( vout_thread_t *p_vout );
-
-/*****************************************************************************
- * Callback prototypes
- *****************************************************************************/
-static int FilterCallback ( vlc_object_t *, char const *,
- vlc_value_t, vlc_value_t, void * );
+#include "deinterlace.h"
+#include "helpers.h"
+#include "merge.h"
/*****************************************************************************
* Module descriptor
*****************************************************************************/
-#define MODE_TEXT N_("Deinterlace mode")
-#define MODE_LONGTEXT N_("You can choose the default deinterlace mode")
-static char *mode_list[] = { "discard", "blend", "mean", "bob", "linear", NULL };
+#define MODE_TEXT N_("Deinterlace mode")
-vlc_module_begin();
- add_category_hint( N_("Deinterlace"), NULL, VLC_FALSE );
- add_string_from_list( "deinterlace-mode", "discard", mode_list, NULL,
- MODE_TEXT, MODE_LONGTEXT, VLC_FALSE );
- set_description( _("video deinterlacing filter") );
- set_capability( "video filter", 0 );
- add_shortcut( "deinterlace" );
- set_callbacks( Create, Destroy );
-vlc_module_end();
+#define SOUT_MODE_TEXT N_("Streaming deinterlace mode")
+#define SOUT_MODE_LONGTEXT N_("Deinterlace method to use for streaming.")
+
+#define FILTER_CFG_PREFIX "sout-deinterlace-"
+
+/* Tooltips drop linefeeds (at least in the Qt GUI);
+ thus the space before each set of consecutive \n.
+
+ See phosphor.h for phosphor_chroma_list and phosphor_dimmer_list.
+*/
+#define PHOSPHOR_CHROMA_TEXT N_("Phosphor chroma mode for 4:2:0 input")
+#define PHOSPHOR_CHROMA_LONGTEXT N_("Choose handling for colours in those "\
+ "output frames that fall across input "\
+ "frame boundaries. \n"\
+ "\n"\
+ "Latest: take chroma from new (bright) "\
+ "field only. Good for interlaced input, "\
+ "such as videos from a camcorder. \n"\
+ "\n"\
+ "AltLine: take chroma line 1 from top "\
+ "field, line 2 from bottom field, etc. \n"\
+ "Default, good for NTSC telecined input "\
+ "(anime DVDs, etc.). \n"\
+ "\n"\
+ "Blend: average input field chromas. "\
+ "May distort the colours of the new "\
+ "(bright) field, too. \n"\
+ "\n"\
+ "Upconvert: output in 4:2:2 format "\
+ "(independent chroma for each field). "\
+ "Best simulation, but requires more CPU "\
+ "and memory bandwidth.")
+
+#define PHOSPHOR_DIMMER_TEXT N_("Phosphor old field dimmer strength")
+#define PHOSPHOR_DIMMER_LONGTEXT N_("This controls the strength of the "\
+ "darkening filter that simulates CRT TV "\
+ "phosphor light decay for the old field "\
+ "in the Phosphor framerate doubler. "\
+ "Default: Low.")
+
+vlc_module_begin ()
+ set_description( N_("Deinterlacing video filter") )
+ set_shortname( N_("Deinterlace" ))
+ set_capability( "video filter2", 0 )
+ set_category( CAT_VIDEO )
+ set_subcategory( SUBCAT_VIDEO_VFILTER )
+
+ add_string( FILTER_CFG_PREFIX "mode", "blend", SOUT_MODE_TEXT,
+ SOUT_MODE_LONGTEXT, false )
+ change_string_list( mode_list, mode_list_text )
+ change_safe ()
+ add_integer( FILTER_CFG_PREFIX "phosphor-chroma", 2, PHOSPHOR_CHROMA_TEXT,
+ PHOSPHOR_CHROMA_LONGTEXT, true )
+ change_integer_list( phosphor_chroma_list, phosphor_chroma_list_text )
+ change_safe ()
+ add_integer( FILTER_CFG_PREFIX "phosphor-dimmer", 2, PHOSPHOR_DIMMER_TEXT,
+ PHOSPHOR_DIMMER_LONGTEXT, true )
+ change_integer_list( phosphor_dimmer_list, phosphor_dimmer_list_text )
+ change_safe ()
+ add_shortcut( "deinterlace" )
+ set_callbacks( Open, Close )
+vlc_module_end ()
/*****************************************************************************
- * vout_sys_t: Deinterlace video output method descriptor
- *****************************************************************************
- * This structure is part of the video output thread descriptor.
- * It describes the Deinterlace specific properties of an output thread.
+ * Local data
*****************************************************************************/
-struct vout_sys_t
-{
- int i_mode; /* Deinterlace mode */
- vlc_bool_t b_double_rate; /* Shall we double the framerate? */
-
- mtime_t last_date;
- mtime_t next_date;
- vout_thread_t *p_vout;
-
- vlc_mutex_t filter_lock;
+/**
+ * Available config options for the deinterlacer module.
+ *
+ * Note that also algorithm-specific options must be listed here,
+ * and reading logic for them implemented in Open().
+ */
+static const char *const ppsz_filter_options[] = {
+ "mode", "phosphor-chroma", "phosphor-dimmer",
+ NULL
};
/*****************************************************************************
- * Create: allocates Deinterlace video thread output method
- *****************************************************************************
- * This function allocates and initializes a Deinterlace vout method.
+ * SetFilterMethod: setup the deinterlace method to use.
*****************************************************************************/
-static int Create( vlc_object_t *p_this )
-{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
- vlc_value_t val;
- /* Allocate structure */
- p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
- if( p_vout->p_sys == NULL )
- {
- msg_Err( p_vout, "out of memory" );
- return VLC_ENOMEM;
- }
-
- p_vout->pf_init = Init;
- p_vout->pf_end = End;
- p_vout->pf_manage = NULL;
- p_vout->pf_render = Render;
- p_vout->pf_display = NULL;
-
- p_vout->p_sys->i_mode = DEINTERLACE_DISCARD;
- p_vout->p_sys->b_double_rate = 0;
- p_vout->p_sys->last_date = 0;
- vlc_mutex_init( p_vout, &p_vout->p_sys->filter_lock );
+/**
+ * Setup the deinterlace method to use.
+ *
+ * FIXME: extract i_chroma from p_filter automatically?
+ *
+ * @param p_filter The filter instance.
+ * @param psz_method Desired method. See mode_list for available choices.
+ * @see mode_list
+ */
+static void SetFilterMethod( filter_t *p_filter, const char *psz_method )
+{
+ filter_sys_t *p_sys = p_filter->p_sys;
- /* Look what method was requested */
- val.psz_string = config_GetPsz( p_vout, "deinterlace-mode" );
+ if( !psz_method )
+ psz_method = "";
- var_Create( p_vout, "deinterlace-mode", VLC_VAR_STRING );
+ p_sys->b_double_rate = false;
+ p_sys->b_half_height = false;
+ p_sys->b_use_frame_history = false;
- if( val.psz_string == NULL )
+ if( !strcmp( psz_method, "mean" ) )
{
- msg_Err( p_vout, "configuration variable %s empty",
- "deinterlace-mode" );
- msg_Err( p_vout, "no deinterlace mode provided, using \"discard\"" );
-
- val.psz_string = strdup( "discard" );
+ p_sys->i_mode = DEINTERLACE_MEAN;
+ p_sys->b_half_height = true;
}
-
- var_Set( p_vout, "deinterlace-mode", val );
-
- SetFilterMethod( p_vout, val.psz_string );
-
- free( val.psz_string );
-
- var_AddCallback( p_vout, "deinterlace-mode", FilterCallback, NULL );
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * SetFilterMethod: setup the deinterlace method to use.
- *****************************************************************************/
-static void SetFilterMethod( vout_thread_t *p_vout, char *psz_method )
-{
- if( !strcmp( psz_method, "discard" ) )
+ else if( !strcmp( psz_method, "bob" )
+ || !strcmp( psz_method, "progressive-scan" ) )
{
- p_vout->p_sys->i_mode = DEINTERLACE_DISCARD;
- p_vout->p_sys->b_double_rate = 0;
+ p_sys->i_mode = DEINTERLACE_BOB;
+ p_sys->b_double_rate = true;
}
- else if( !strcmp( psz_method, "mean" ) )
+ else if( !strcmp( psz_method, "linear" ) )
{
- p_vout->p_sys->i_mode = DEINTERLACE_MEAN;
- p_vout->p_sys->b_double_rate = 0;
+ p_sys->i_mode = DEINTERLACE_LINEAR;
+ p_sys->b_double_rate = true;
}
- else if( !strcmp( psz_method, "blend" )
- || !strcmp( psz_method, "average" )
- || !strcmp( psz_method, "combine-fields" ) )
+ else if( !strcmp( psz_method, "x" ) && p_sys->chroma->pixel_size == 1 )
{
- p_vout->p_sys->i_mode = DEINTERLACE_BLEND;
- p_vout->p_sys->b_double_rate = 0;
+ p_sys->i_mode = DEINTERLACE_X;
}
- else if( !strcmp( psz_method, "bob" )
- || !strcmp( psz_method, "progressive-scan" ) )
+ else if( !strcmp( psz_method, "yadif" ) )
{
- p_vout->p_sys->i_mode = DEINTERLACE_BOB;
- p_vout->p_sys->b_double_rate = 1;
+ p_sys->i_mode = DEINTERLACE_YADIF;
+ p_sys->b_use_frame_history = true;
}
- else if( !strcmp( psz_method, "linear" ) )
+ else if( !strcmp( psz_method, "yadif2x" ) )
{
- p_vout->p_sys->i_mode = DEINTERLACE_LINEAR;
- p_vout->p_sys->b_double_rate = 1;
+ p_sys->i_mode = DEINTERLACE_YADIF2X;
+ p_sys->b_double_rate = true;
+ p_sys->b_use_frame_history = true;
}
- else
+ else if( !strcmp( psz_method, "phosphor" ) && p_sys->chroma->pixel_size == 1 )
{
- msg_Err( p_vout, "no valid deinterlace mode provided, "
- "using \"discard\"" );
+ p_sys->i_mode = DEINTERLACE_PHOSPHOR;
+ p_sys->b_double_rate = true;
+ p_sys->b_use_frame_history = true;
}
-
- msg_Dbg( p_vout, "using %s deinterlace method", psz_method );
-}
-
-/*****************************************************************************
- * Init: initialize Deinterlace video thread output method
- *****************************************************************************/
-static int Init( vout_thread_t *p_vout )
-{
- int i_index;
- picture_t *p_pic;
-
- I_OUTPUTPICTURES = 0;
-
- /* Initialize the output structure, full of directbuffers since we want
- * the decoder to output directly to our structures. */
- switch( p_vout->render.i_chroma )
- {
- case VLC_FOURCC('I','4','2','0'):
- case VLC_FOURCC('I','Y','U','V'):
- case VLC_FOURCC('Y','V','1','2'):
- case VLC_FOURCC('I','4','2','2'):
- p_vout->output.i_chroma = p_vout->render.i_chroma;
- p_vout->output.i_width = p_vout->render.i_width;
- p_vout->output.i_height = p_vout->render.i_height;
- p_vout->output.i_aspect = p_vout->render.i_aspect;
- break;
-
- default:
- return VLC_EGENERIC; /* unknown chroma */
- break;
+ else if( !strcmp( psz_method, "ivtc" ) && p_sys->chroma->pixel_size == 1 )
+ {
+ p_sys->i_mode = DEINTERLACE_IVTC;
+ p_sys->b_use_frame_history = true;
}
-
- /* Try to open the real video output */
- p_vout->p_sys->p_vout = SpawnRealVout( p_vout );
-
- if( p_vout->p_sys->p_vout == NULL )
+ else if( !strcmp( psz_method, "discard" ) )
{
- /* Everything failed */
- msg_Err( p_vout, "cannot open vout, aborting" );
-
- return VLC_EGENERIC;
+ p_sys->i_mode = DEINTERLACE_DISCARD;
+ p_sys->b_half_height = true;
}
+ else
+ {
+ if( strcmp( psz_method, "blend" ) )
+ msg_Err( p_filter,
+ "no valid/compatible deinterlace mode provided, using \"blend\"" );
- ALLOCATE_DIRECTBUFFERS( VOUT_MAX_PICTURES );
+ p_sys->i_mode = DEINTERLACE_BLEND;
+ }
- ADD_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
+ p_sys->i_frame_offset = 0; /* reset to default when method changes */
- return VLC_SUCCESS;
+ msg_Dbg( p_filter, "using %s deinterlace method", psz_method );
}
-/*****************************************************************************
- * SpawnRealVout: spawn the real video output.
- *****************************************************************************/
-static vout_thread_t *SpawnRealVout( vout_thread_t *p_vout )
+/**
+ * Get the output video format of the chosen deinterlace method
+ * for the given input video format.
+ *
+ * Note that each algorithm is allowed to specify its output format,
+ * which may (for some input formats) differ from the input format.
+ *
+ * @param p_filter The filter instance.
+ * @param[out] p_dst Output video format. The structure must be allocated by ca
+ * @param[in] p_src Input video format.
+ * @see SetFilterMethod()
+ */
+static void GetOutputFormat( filter_t *p_filter,
+ video_format_t *p_dst, const video_format_t *p_src )
{
- vout_thread_t *p_real_vout = NULL;
-
- msg_Dbg( p_vout, "spawning the real video output" );
+ filter_sys_t *p_sys = p_filter->p_sys;
+ *p_dst = *p_src;
- switch( p_vout->render.i_chroma )
+ if( p_sys->b_half_height )
{
- case VLC_FOURCC('I','4','2','0'):
- case VLC_FOURCC('I','Y','U','V'):
- case VLC_FOURCC('Y','V','1','2'):
- switch( p_vout->p_sys->i_mode )
- {
- case DEINTERLACE_MEAN:
- case DEINTERLACE_DISCARD:
- p_real_vout =
- vout_Create( p_vout,
- p_vout->output.i_width, p_vout->output.i_height / 2,
- p_vout->output.i_chroma, p_vout->output.i_aspect );
- break;
-
- case DEINTERLACE_BOB:
- case DEINTERLACE_BLEND:
- case DEINTERLACE_LINEAR:
- p_real_vout =
- vout_Create( p_vout,
- p_vout->output.i_width, p_vout->output.i_height,
- p_vout->output.i_chroma, p_vout->output.i_aspect );
- break;
- }
- break;
-
- case VLC_FOURCC('I','4','2','2'):
- p_real_vout =
- vout_Create( p_vout,
- p_vout->output.i_width, p_vout->output.i_height,
- VLC_FOURCC('I','4','2','0'), p_vout->output.i_aspect );
- break;
-
- default:
- break;
+ p_dst->i_height /= 2;
+ p_dst->i_visible_height /= 2;
+ p_dst->i_y_offset /= 2;
+ p_dst->i_sar_den *= 2;
}
- return p_real_vout;
-}
-
-/*****************************************************************************
- * End: terminate Deinterlace video thread output method
- *****************************************************************************/
-static void End( vout_thread_t *p_vout )
-{
- int i_index;
+ if( p_sys->b_double_rate )
+ {
+ p_dst->i_frame_rate *= 2;
+ }
- /* Free the fake output buffers we allocated */
- for( i_index = I_OUTPUTPICTURES ; i_index ; )
+ if( p_sys->i_mode == DEINTERLACE_PHOSPHOR &&
+ 2 * p_sys->chroma->p[1].h.num == p_sys->chroma->p[1].h.den &&
+ 2 * p_sys->chroma->p[2].h.num == p_sys->chroma->p[2].h.den &&
+ p_sys->phosphor.i_chroma_for_420 == PC_UPCONVERT )
{
- i_index--;
- free( PP_OUTPUTPICTURE[ i_index ]->p_data_orig );
+ p_dst->i_chroma = p_src->i_chroma == VLC_CODEC_J420 ? VLC_CODEC_J422 :
+ VLC_CODEC_I422;
}
+ else
+ {
+ p_dst->i_chroma = p_src->i_chroma;
+ }
+
}
/*****************************************************************************
- * Destroy: destroy Deinterlace video thread output method
- *****************************************************************************
- * Terminate an output method created by DeinterlaceCreateOutputMethod
+ * video filter2 functions
*****************************************************************************/
-static void Destroy( vlc_object_t *p_this )
-{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
-
- DEL_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
-
- vlc_object_detach( p_vout->p_sys->p_vout );
- vout_Destroy( p_vout->p_sys->p_vout );
- free( p_vout->p_sys );
-}
+#define DEINTERLACE_DST_SIZE 3
-/*****************************************************************************
- * Render: displays previously rendered output
- *****************************************************************************
- * This function send the currently rendered image to Deinterlace image,
- * waits until it is displayed and switch the two rendering buffers, preparing
- * next frame.
- *****************************************************************************/
-static void Render ( vout_thread_t *p_vout, picture_t *p_pic )
+/* This is the filter function. See Open(). */
+picture_t *Deinterlace( filter_t *p_filter, picture_t *p_pic )
{
- picture_t *pp_outpic[2];
+ filter_sys_t *p_sys = p_filter->p_sys;
+ picture_t *p_dst[DEINTERLACE_DST_SIZE];
- vlc_mutex_lock( &p_vout->p_sys->filter_lock );
+ /* Request output picture */
+ p_dst[0] = filter_NewPicture( p_filter );
+ if( p_dst[0] == NULL )
+ {
+ picture_Release( p_pic );
+ return NULL;
+ }
+ picture_CopyProperties( p_dst[0], p_pic );
+
+ /* Any unused p_dst pointers must be NULL, because they are used to
+ check how many output frames we have. */
+ for( int i = 1; i < DEINTERLACE_DST_SIZE; ++i )
+ p_dst[i] = NULL;
- /* Get a new picture */
- while( ( pp_outpic[0] = vout_CreatePicture( p_vout->p_sys->p_vout,
- 0, 0, 0 ) )
- == NULL )
+ /* Update the input frame history, if the currently active algorithm
+ needs it. */
+ if( p_sys->b_use_frame_history )
{
- if( p_vout->b_die || p_vout->b_error )
- {
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
- return;
- }
- msleep( VOUT_OUTMEM_SLEEP );
- }
+ /* Duplicate the picture
+ * TODO when the vout rework is finished, picture_Hold() might be enough
+ * but becarefull, the pitches must match */
+ picture_t *p_dup = picture_NewFromFormat( &p_pic->format );
+ if( p_dup )
+ picture_Copy( p_dup, p_pic );
+
+ /* Slide the history */
+ if( p_sys->pp_history[0] )
+ picture_Release( p_sys->pp_history[0] );
+ for( int i = 1; i < HISTORY_SIZE; i++ )
+ p_sys->pp_history[i-1] = p_sys->pp_history[i];
+ p_sys->pp_history[HISTORY_SIZE-1] = p_dup;
+ }
- vout_DatePicture( p_vout->p_sys->p_vout, pp_outpic[0], p_pic->date );
+ /* Slide the metadata history. */
+ for( int i = 1; i < METADATA_SIZE; i++ )
+ {
+ p_sys->meta.pi_date[i-1] = p_sys->meta.pi_date[i];
+ p_sys->meta.pi_nb_fields[i-1] = p_sys->meta.pi_nb_fields[i];
+ p_sys->meta.pb_top_field_first[i-1] = p_sys->meta.pb_top_field_first[i];
+ }
+ /* The last element corresponds to the current input frame. */
+ p_sys->meta.pi_date[METADATA_SIZE-1] = p_pic->date;
+ p_sys->meta.pi_nb_fields[METADATA_SIZE-1] = p_pic->i_nb_fields;
+ p_sys->meta.pb_top_field_first[METADATA_SIZE-1] = p_pic->b_top_field_first;
+
+ /* Remember the frame offset that we should use for this frame.
+ The value in p_sys will be updated to reflect the correct value
+ for the *next* frame when we call the renderer. */
+ int i_frame_offset = p_sys->i_frame_offset;
+ int i_meta_idx = (METADATA_SIZE-1) - i_frame_offset;
+
+ /* These correspond to the current *outgoing* frame. */
+ bool b_top_field_first;
+ int i_nb_fields;
+ if( i_frame_offset != CUSTOM_PTS )
+ {
+ /* Pick the correct values from the history. */
+ b_top_field_first = p_sys->meta.pb_top_field_first[i_meta_idx];
+ i_nb_fields = p_sys->meta.pi_nb_fields[i_meta_idx];
+ }
+ else
+ {
+ /* Framerate doublers must not request CUSTOM_PTS, as they need the
+ original field timings, and need Deinterlace() to allocate the
+ correct number of output frames. */
+ assert( !p_sys->b_double_rate );
+
+ /* NOTE: i_nb_fields is only used for framerate doublers, so it is
+ unused in this case. b_top_field_first is only passed to the
+ algorithm. We assume that algorithms that request CUSTOM_PTS
+ will, if necessary, extract the TFF/BFF information themselves.
+ */
+ b_top_field_first = p_pic->b_top_field_first; /* this is not guaranteed
+ to be meaningful */
+ i_nb_fields = p_pic->i_nb_fields; /* unused */
+ }
- /* If we are using double rate, get an additional new picture */
- if( p_vout->p_sys->b_double_rate )
+ /* For framerate doublers, determine field duration and allocate
+ output frames. */
+ mtime_t i_field_dur = 0;
+ int i_double_rate_alloc_end = 0; /* One past last for allocated output
+ frames in p_dst[]. Used only for
+ framerate doublers. Will be inited
+ below. Declared here because the
+ PTS logic needs the result. */
+ if( p_sys->b_double_rate )
{
- while( ( pp_outpic[1] = vout_CreatePicture( p_vout->p_sys->p_vout,
- 0, 0, 0 ) )
- == NULL )
+ /* Calculate one field duration. */
+ int i = 0;
+ int iend = METADATA_SIZE-1;
+ /* Find oldest valid logged date.
+ The current input frame doesn't count. */
+ for( ; i < iend; i++ )
+ if( p_sys->meta.pi_date[i] > VLC_TS_INVALID )
+ break;
+ if( i < iend )
{
- if( p_vout->b_die || p_vout->b_error )
- {
- vout_DestroyPicture( p_vout->p_sys->p_vout, pp_outpic[0] );
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
- return;
- }
- msleep( VOUT_OUTMEM_SLEEP );
+ /* Count how many fields the valid history entries
+ (except the new frame) represent. */
+ int i_fields_total = 0;
+ for( int j = i ; j < iend; j++ )
+ i_fields_total += p_sys->meta.pi_nb_fields[j];
+ /* One field took this long. */
+ i_field_dur = (p_pic->date - p_sys->meta.pi_date[i]) / i_fields_total;
}
-
- /* 20ms is a bit arbitrary, but it's only for the first image we get */
- if( !p_vout->p_sys->last_date )
+ /* Note that we default to field duration 0 if it could not be
+ determined. This behaves the same as the old code - leaving the
+ extra output frame dates the same as p_pic->date if the last cached
+ date was not valid.
+ */
+
+ i_double_rate_alloc_end = i_nb_fields;
+ if( i_nb_fields > DEINTERLACE_DST_SIZE )
{
- vout_DatePicture( p_vout->p_sys->p_vout, pp_outpic[1],
- p_pic->date + 20000 );
+ /* Note that the effective buffer size depends also on the constant
+ private_picture in vout_wrapper.c, since that determines the
+ maximum number of output pictures filter_NewPicture() will
+ successfully allocate for one input frame.
+ */
+ msg_Err( p_filter, "Framerate doubler: output buffer too small; "\
+ "fields = %d, buffer size = %d. Dropping the "\
+ "remaining fields.",
+ i_nb_fields, DEINTERLACE_DST_SIZE );
+ i_double_rate_alloc_end = DEINTERLACE_DST_SIZE;
}
- else
+
+ /* Allocate output frames. */
+ for( int i = 1; i < i_double_rate_alloc_end ; ++i )
{
- vout_DatePicture( p_vout->p_sys->p_vout, pp_outpic[1],
- (3 * p_pic->date - p_vout->p_sys->last_date) / 2 );
+ p_dst[i-1]->p_next =
+ p_dst[i] = filter_NewPicture( p_filter );
+ if( p_dst[i] )
+ {
+ picture_CopyProperties( p_dst[i], p_pic );
+ }
+ else
+ {
+ msg_Err( p_filter, "Framerate doubler: could not allocate "\
+ "output frame %d", i+1 );
+ i_double_rate_alloc_end = i; /* Inform the PTS logic about the
+ correct end position. */
+ break; /* If this happens, the rest of the allocations
+ aren't likely to work, either... */
+ }
}
- p_vout->p_sys->last_date = p_pic->date;
+ /* Now we have allocated *up to* the correct number of frames;
+ normally, exactly the correct number. Upon alloc failure,
+ we may have succeeded in allocating *some* output frames,
+ but fewer than were desired. In such a case, as many will
+ be rendered as were successfully allocated.
+
+ Note that now p_dst[i] != NULL
+ for 0 <= i < i_double_rate_alloc_end. */
}
+ assert( p_sys->b_double_rate || p_dst[1] == NULL );
+ assert( i_nb_fields > 2 || p_dst[2] == NULL );
- switch( p_vout->p_sys->i_mode )
+ /* Render */
+ switch( p_sys->i_mode )
{
case DEINTERLACE_DISCARD:
- RenderDiscard( p_vout, pp_outpic[0], p_pic, 0 );
- vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[0] );
+ RenderDiscard( p_dst[0], p_pic, 0 );
break;
case DEINTERLACE_BOB:
- RenderBob( p_vout, pp_outpic[0], p_pic, 0 );
- vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[0] );
- RenderBob( p_vout, pp_outpic[1], p_pic, 1 );
- vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[1] );
- break;
+ RenderBob( p_dst[0], p_pic, !b_top_field_first );
+ if( p_dst[1] )
+ RenderBob( p_dst[1], p_pic, b_top_field_first );
+ if( p_dst[2] )
+ RenderBob( p_dst[2], p_pic, !b_top_field_first );
+ break;;
case DEINTERLACE_LINEAR:
- RenderLinear( p_vout, pp_outpic[0], p_pic, 0 );
- vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[0] );
- RenderLinear( p_vout, pp_outpic[1], p_pic, 1 );
- vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[1] );
+ RenderLinear( p_filter, p_dst[0], p_pic, !b_top_field_first );
+ if( p_dst[1] )
+ RenderLinear( p_filter, p_dst[1], p_pic, b_top_field_first );
+ if( p_dst[2] )
+ RenderLinear( p_filter, p_dst[2], p_pic, !b_top_field_first );
break;
case DEINTERLACE_MEAN:
- RenderMean( p_vout, pp_outpic[0], p_pic );
- vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[0] );
+ RenderMean( p_filter, p_dst[0], p_pic );
break;
case DEINTERLACE_BLEND:
- RenderBlend( p_vout, pp_outpic[0], p_pic );
- vout_DisplayPicture( p_vout->p_sys->p_vout, pp_outpic[0] );
+ RenderBlend( p_filter, p_dst[0], p_pic );
break;
- }
-
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
-}
-
-/*****************************************************************************
- * RenderDiscard: only keep TOP or BOTTOM field, discard the other.
- *****************************************************************************/
-static void RenderDiscard( vout_thread_t *p_vout,
- picture_t *p_outpic, picture_t *p_pic, int i_field )
-{
- int i_plane;
-
- /* Copy image and skip lines */
- for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ )
- {
- uint8_t *p_in, *p_out_end, *p_out;
- int i_increment;
- p_in = p_pic->p[i_plane].p_pixels
- + i_field * p_pic->p[i_plane].i_pitch;
-
- p_out = p_outpic->p[i_plane].p_pixels;
- p_out_end = p_out + p_outpic->p[i_plane].i_pitch
- * p_outpic->p[i_plane].i_lines;
-
- switch( p_vout->render.i_chroma )
- {
- case VLC_FOURCC('I','4','2','0'):
- case VLC_FOURCC('I','Y','U','V'):
- case VLC_FOURCC('Y','V','1','2'):
-
- for( ; p_out < p_out_end ; )
- {
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
-
- p_out += p_pic->p[i_plane].i_pitch;
- p_in += 2 * p_pic->p[i_plane].i_pitch;
- }
+ case DEINTERLACE_X:
+ RenderX( p_dst[0], p_pic );
break;
- case VLC_FOURCC('I','4','2','2'):
+ case DEINTERLACE_YADIF:
+ if( RenderYadif( p_filter, p_dst[0], p_pic, 0, 0 ) )
+ goto drop;
+ break;
- i_increment = 2 * p_pic->p[i_plane].i_pitch;
+ case DEINTERLACE_YADIF2X:
+ if( RenderYadif( p_filter, p_dst[0], p_pic, 0, !b_top_field_first ) )
+ goto drop;
+ if( p_dst[1] )
+ RenderYadif( p_filter, p_dst[1], p_pic, 1, b_top_field_first );
+ if( p_dst[2] )
+ RenderYadif( p_filter, p_dst[2], p_pic, 2, !b_top_field_first );
+ break;
- if( i_plane == Y_PLANE )
- {
- for( ; p_out < p_out_end ; )
- {
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
- p_out += p_pic->p[i_plane].i_pitch;
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
- p_out += p_pic->p[i_plane].i_pitch;
- p_in += i_increment;
- }
- }
- else
- {
- for( ; p_out < p_out_end ; )
- {
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
- p_out += p_pic->p[i_plane].i_pitch;
- p_in += i_increment;
- }
- }
+ case DEINTERLACE_PHOSPHOR:
+ if( RenderPhosphor( p_filter, p_dst[0], 0,
+ !b_top_field_first ) )
+ goto drop;
+ if( p_dst[1] )
+ RenderPhosphor( p_filter, p_dst[1], 1,
+ b_top_field_first );
+ if( p_dst[2] )
+ RenderPhosphor( p_filter, p_dst[2], 2,
+ !b_top_field_first );
break;
- default:
+ case DEINTERLACE_IVTC:
+ /* Note: RenderIVTC will automatically drop the duplicate frames
+ produced by IVTC. This is part of normal operation. */
+ if( RenderIVTC( p_filter, p_dst[0] ) )
+ goto drop;
break;
- }
}
-}
-
-/*****************************************************************************
- * RenderBob: renders a BOB picture - simple copy
- *****************************************************************************/
-static void RenderBob( vout_thread_t *p_vout,
- picture_t *p_outpic, picture_t *p_pic, int i_field )
-{
- int i_plane;
- /* Copy image and skip lines */
- for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ )
+ /* Set output timestamps, if the algorithm didn't request CUSTOM_PTS
+ for this frame. */
+ assert( i_frame_offset <= METADATA_SIZE || i_frame_offset == CUSTOM_PTS );
+ if( i_frame_offset != CUSTOM_PTS )
{
- uint8_t *p_in, *p_out_end, *p_out;
+ mtime_t i_base_pts = p_sys->meta.pi_date[i_meta_idx];
- p_in = p_pic->p[i_plane].p_pixels;
- p_out = p_outpic->p[i_plane].p_pixels;
- p_out_end = p_out + p_outpic->p[i_plane].i_pitch
- * p_outpic->p[i_plane].i_lines;
+ /* Note: in the usual case (i_frame_offset = 0 and
+ b_double_rate = false), this effectively does nothing.
+ This is needed to correct the timestamp
+ when i_frame_offset > 0. */
+ p_dst[0]->date = i_base_pts;
- /* For BOTTOM field we need to add the first line */
- if( i_field == 1 )
+ if( p_sys->b_double_rate )
{
- p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
- p_in += p_pic->p[i_plane].i_pitch;
- p_out += p_pic->p[i_plane].i_pitch;
+ /* Processing all actually allocated output frames. */
+ for( int i = 1; i < i_double_rate_alloc_end; ++i )
+ {
+ /* XXX it's not really good especially for the first picture, but
+ * I don't think that delaying by one frame is worth it */
+ if( i_base_pts > VLC_TS_INVALID )
+ p_dst[i]->date = i_base_pts + i * i_field_dur;
+ else
+ p_dst[i]->date = VLC_TS_INVALID;
+ }
}
+ }
- p_out_end -= 2 * p_outpic->p[i_plane].i_pitch;
-
- for( ; p_out < p_out_end ; )
+ for( int i = 0; i < DEINTERLACE_DST_SIZE; ++i )
+ {
+ if( p_dst[i] )
{
- p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
-
- p_out += p_pic->p[i_plane].i_pitch;
-
- p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
-
- p_in += 2 * p_pic->p[i_plane].i_pitch;
- p_out += p_pic->p[i_plane].i_pitch;
+ p_dst[i]->b_progressive = true;
+ p_dst[i]->i_nb_fields = 2;
}
+ }
- p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
+ picture_Release( p_pic );
+ return p_dst[0];
- /* For TOP field we need to add the last line */
- if( i_field == 0 )
- {
- p_in += p_pic->p[i_plane].i_pitch;
- p_out += p_pic->p[i_plane].i_pitch;
- p_vout->p_vlc->pf_memcpy( p_out, p_in, p_pic->p[i_plane].i_pitch );
- }
+drop:
+ picture_Release( p_dst[0] );
+ for( int i = 1; i < DEINTERLACE_DST_SIZE; ++i )
+ {
+ if( p_dst[i] )
+ picture_Release( p_dst[i] );
}
+ picture_Release( p_pic );
+ return NULL;
}
/*****************************************************************************
- * RenderLinear: BOB with linear interpolation
+ * Flush
*****************************************************************************/
-static void RenderLinear( vout_thread_t *p_vout,
- picture_t *p_outpic, picture_t *p_pic, int i_field )
+
+void Flush( filter_t *p_filter )
{
- int i_plane;
+ filter_sys_t *p_sys = p_filter->p_sys;
- /* Copy image and skip lines */
- for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ )
+ for( int i = 0; i < METADATA_SIZE; i++ )
{
- uint8_t *p_in, *p_out_end, *p_out;
-
- p_in = p_pic->p[i_plane].p_pixels;
- p_out = p_outpic->p[i_plane].p_pixels;
- p_out_end = p_out + p_outpic->p[i_plane].i_pitch
- * p_outpic->p[i_plane].i_lines;
-
- /* For BOTTOM field we need to add the first line */
- if( i_field == 1 )
- {
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
- p_in += p_pic->p[i_plane].i_pitch;
- p_out += p_pic->p[i_plane].i_pitch;
- }
-
- p_out_end -= 2 * p_outpic->p[i_plane].i_pitch;
-
- for( ; p_out < p_out_end ; )
- {
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
-
- p_out += p_pic->p[i_plane].i_pitch;
-
- Merge( p_out, p_in, p_in + 2 * p_pic->p[i_plane].i_pitch,
- p_pic->p[i_plane].i_pitch );
-
- p_in += 2 * p_pic->p[i_plane].i_pitch;
- p_out += p_pic->p[i_plane].i_pitch;
- }
-
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
-
- /* For TOP field we need to add the last line */
- if( i_field == 0 )
- {
- p_in += p_pic->p[i_plane].i_pitch;
- p_out += p_pic->p[i_plane].i_pitch;
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
- }
+ p_sys->meta.pi_date[i] = VLC_TS_INVALID;
+ p_sys->meta.pi_nb_fields[i] = 2;
+ p_sys->meta.pb_top_field_first[i] = true;
}
-}
-
-static void RenderMean( vout_thread_t *p_vout,
- picture_t *p_outpic, picture_t *p_pic )
-{
- int i_plane;
-
- /* Copy image and skip lines */
- for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ )
+ p_sys->i_frame_offset = 0; /* reset to default value (first frame after
+ flush cannot have offset) */
+ for( int i = 0; i < HISTORY_SIZE; i++ )
{
- uint8_t *p_in, *p_out_end, *p_out;
+ if( p_sys->pp_history[i] )
+ picture_Release( p_sys->pp_history[i] );
+ p_sys->pp_history[i] = NULL;
+ }
+ IVTCClearState( p_filter );
+}
- p_in = p_pic->p[i_plane].p_pixels;
+/*****************************************************************************
+ * Mouse event callback
+ *****************************************************************************/
- p_out = p_outpic->p[i_plane].p_pixels;
- p_out_end = p_out + p_outpic->p[i_plane].i_pitch
- * p_outpic->p[i_plane].i_lines;
+int Mouse( filter_t *p_filter,
+ vlc_mouse_t *p_mouse,
+ const vlc_mouse_t *p_old, const vlc_mouse_t *p_new )
+{
+ VLC_UNUSED(p_old);
+ *p_mouse = *p_new;
+ if( p_filter->p_sys->b_half_height )
+ p_mouse->i_y *= 2;
+ return VLC_SUCCESS;
+}
- /* All lines: mean value */
- for( ; p_out < p_out_end ; )
- {
- Merge( p_out, p_in, p_in + p_pic->p[i_plane].i_pitch,
- p_pic->p[i_plane].i_pitch );
- p_out += p_pic->p[i_plane].i_pitch;
- p_in += 2 * p_pic->p[i_plane].i_pitch;
- }
- }
-}
+/*****************************************************************************
+ * Open
+ *****************************************************************************/
-static void RenderBlend( vout_thread_t *p_vout,
- picture_t *p_outpic, picture_t *p_pic )
+int Open( vlc_object_t *p_this )
{
- int i_plane;
+ filter_t *p_filter = (filter_t*)p_this;
+ filter_sys_t *p_sys;
- /* Copy image and skip lines */
- for( i_plane = 0 ; i_plane < p_pic->i_planes ; i_plane++ )
+ const vlc_fourcc_t fourcc = p_filter->fmt_in.video.i_chroma;
+ const vlc_chroma_description_t *chroma = vlc_fourcc_GetChromaDescription( fourcc );
+ if( !vlc_fourcc_IsYUV( fourcc ) ||
+ !chroma || chroma->plane_count != 3 || chroma->pixel_size > 2 )
{
- uint8_t *p_in, *p_out_end, *p_out;
-
- p_in = p_pic->p[i_plane].p_pixels;
-
- p_out = p_outpic->p[i_plane].p_pixels;
- p_out_end = p_out + p_outpic->p[i_plane].i_pitch
- * p_outpic->p[i_plane].i_lines;
+ msg_Err( p_filter, "Unsupported chroma (%4.4s)", (char*)&fourcc );
+ return VLC_EGENERIC;
+ }
- /* First line: simple copy */
- p_vout->p_vlc->pf_memcpy( p_out, p_in,
- p_pic->p[i_plane].i_pitch );
- p_out += p_pic->p[i_plane].i_pitch;
+ /* */
+ p_sys = p_filter->p_sys = malloc( sizeof( *p_sys ) );
+ if( !p_sys )
+ return VLC_ENOMEM;
- /* Remaining lines: mean value */
- for( ; p_out < p_out_end ; )
- {
- Merge( p_out, p_in, p_in + p_pic->p[i_plane].i_pitch,
- p_pic->p[i_plane].i_pitch );
+ config_ChainParse( p_filter, FILTER_CFG_PREFIX, ppsz_filter_options,
+ p_filter->p_cfg );
+ char *psz_mode = var_InheritString( p_filter, FILTER_CFG_PREFIX "mode" );
+ SetFilterMethod( p_filter, psz_mode );
+ free( psz_mode );
- p_out += p_pic->p[i_plane].i_pitch;
- p_in += p_pic->p[i_plane].i_pitch;
- }
+ p_sys->chroma = chroma;
+ for( int i = 0; i < METADATA_SIZE; i++ )
+ {
+ p_sys->meta.pi_date[i] = VLC_TS_INVALID;
+ p_sys->meta.pi_nb_fields[i] = 2;
+ p_sys->meta.pb_top_field_first[i] = true;
}
-}
+ p_sys->i_frame_offset = 0; /* start with default value (first-ever frame
+ cannot have offset) */
+ for( int i = 0; i < HISTORY_SIZE; i++ )
+ p_sys->pp_history[i] = NULL;
-static void Merge( void *_p_dest, const void *_p_s1,
- const void *_p_s2, size_t i_bytes )
-{
- uint8_t* p_dest = (uint8_t*)_p_dest;
- const uint8_t *p_s1 = (const uint8_t *)_p_s1;
- const uint8_t *p_s2 = (const uint8_t *)_p_s2;
- uint8_t* p_end = p_dest + i_bytes - 8;
+ IVTCClearState( p_filter );
- while( p_dest < p_end )
+#if defined(CAN_COMPILE_C_ALTIVEC)
+ if( chroma->pixel_size == 1 && vlc_CPU_ALTIVEC() )
+ p_sys->pf_merge = MergeAltivec;
+ else
+#endif
+#if defined(CAN_COMPILE_SSE2)
+ if( vlc_CPU_SSE2() )
{
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
+ p_sys->pf_merge = chroma->pixel_size == 1 ? Merge8BitSSE2 : Merge16BitSSE2;
+ p_sys->pf_end_merge = EndMMX;
}
-
- p_end += 8;
-
- while( p_dest < p_end )
+ else
+#endif
+#if defined(CAN_COMPILE_MMXEXT)
+ if( chroma->pixel_size == 1 && vlc_CPU_MMXEXT() )
{
- *p_dest++ = ( (uint16_t)(*p_s1++) + (uint16_t)(*p_s2++) ) >> 1;
+ p_sys->pf_merge = MergeMMXEXT;
+ p_sys->pf_end_merge = EndMMX;
}
-}
-
-/*****************************************************************************
- * SendEvents: forward mouse and keyboard events to the parent p_vout
- *****************************************************************************/
-static int SendEvents( vlc_object_t *p_this, char const *psz_var,
- vlc_value_t oldval, vlc_value_t newval, void *_p_vout )
-{
- vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
- vlc_value_t sentval = newval;
-
- if( !strcmp( psz_var, "mouse-y" ) )
+ else
+#endif
+#if defined(CAN_COMPILE_3DNOW)
+ if( chroma->pixel_size == 1 && vlc_CPU_3dNOW() )
{
- switch( p_vout->p_sys->i_mode )
- {
- case DEINTERLACE_MEAN:
- case DEINTERLACE_DISCARD:
- sentval.i_int *= 2;
- break;
- }
+ p_sys->pf_merge = Merge3DNow;
+ p_sys->pf_end_merge = End3DNow;
}
-
- var_Set( p_vout, psz_var, sentval );
-
- return VLC_SUCCESS;
-}
-
-/*****************************************************************************
- * FilterCallback: called when changing the deinterlace method on the fly.
- *****************************************************************************/
-static int FilterCallback( vlc_object_t *p_this, char const *psz_cmd,
- vlc_value_t oldval, vlc_value_t newval,
- void *p_data )
-{
- vout_thread_t * p_vout = (vout_thread_t *)p_this;
- int i_old_mode = p_vout->p_sys->i_mode;
-
- vlc_mutex_lock( &p_vout->p_sys->filter_lock );
-
- SetFilterMethod( p_vout, newval.psz_string );
-
- switch( p_vout->render.i_chroma )
+ else
+#endif
+#if defined(CAN_COMPILE_ARM)
+ if( vlc_CPU_ARM_NEON() )
+ p_sys->pf_merge =
+ (chroma->pixel_size == 1) ? merge8_arm_neon : merge16_arm_neon;
+ else
+ if( vlc_CPU_ARMv6() )
+ p_sys->pf_merge =
+ (chroma->pixel_size == 1) ? merge8_armv6 : merge16_armv6;
+ else
+#endif
{
- case VLC_FOURCC('I','4','2','2'):
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
- return VLC_SUCCESS;
- break;
+ p_sys->pf_merge = chroma->pixel_size == 1 ? Merge8BitGeneric : Merge16BitGeneric;
+#if defined(__i386__) || defined(__x86_64__)
+ p_sys->pf_end_merge = NULL;
+#endif
+ }
- case VLC_FOURCC('I','4','2','0'):
- case VLC_FOURCC('I','Y','U','V'):
- case VLC_FOURCC('Y','V','1','2'):
- switch( p_vout->p_sys->i_mode )
+ /* */
+ if( p_sys->i_mode == DEINTERLACE_PHOSPHOR )
+ {
+ int i_c420 = var_GetInteger( p_filter,
+ FILTER_CFG_PREFIX "phosphor-chroma" );
+ if( i_c420 != PC_LATEST && i_c420 != PC_ALTLINE &&
+ i_c420 != PC_BLEND && i_c420 != PC_UPCONVERT )
{
- case DEINTERLACE_MEAN:
- case DEINTERLACE_DISCARD:
- if( ( i_old_mode == DEINTERLACE_MEAN )
- || ( i_old_mode == DEINTERLACE_DISCARD ) )
- {
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
- return VLC_SUCCESS;
- }
- break;
-
- case DEINTERLACE_BOB:
- case DEINTERLACE_BLEND:
- case DEINTERLACE_LINEAR:
- if( ( i_old_mode == DEINTERLACE_BOB )
- || ( i_old_mode == DEINTERLACE_BLEND )
- || ( i_old_mode == DEINTERLACE_LINEAR ) )
- {
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
- return VLC_SUCCESS;
- }
- break;
+ msg_Dbg( p_filter, "Phosphor 4:2:0 input chroma mode not set"\
+ "or out of range (valid: 1, 2, 3 or 4), "\
+ "using default" );
+ i_c420 = PC_ALTLINE;
}
- break;
-
- default:
- break;
+ msg_Dbg( p_filter, "using Phosphor 4:2:0 input chroma mode %d",
+ i_c420 );
+ /* This maps directly to the phosphor_chroma_t enum. */
+ p_sys->phosphor.i_chroma_for_420 = i_c420;
+
+ int i_dimmer = var_GetInteger( p_filter,
+ FILTER_CFG_PREFIX "phosphor-dimmer" );
+ if( i_dimmer < 1 || i_dimmer > 4 )
+ {
+ msg_Dbg( p_filter, "Phosphor dimmer strength not set "\
+ "or out of range (valid: 1, 2, 3 or 4), "\
+ "using default" );
+ i_dimmer = 2; /* low */
+ }
+ msg_Dbg( p_filter, "using Phosphor dimmer strength %d", i_dimmer );
+ /* The internal value ranges from 0 to 3. */
+ p_sys->phosphor.i_dimmer_strength = i_dimmer - 1;
}
-
- /* We need to kill the old vout */
-
- DEL_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
-
- vlc_object_detach( p_vout->p_sys->p_vout );
- vout_Destroy( p_vout->p_sys->p_vout );
-
- /* Try to open a new video output */
- p_vout->p_sys->p_vout = SpawnRealVout( p_vout );
-
- if( p_vout->p_sys->p_vout == NULL )
+ else
{
- /* Everything failed */
- msg_Err( p_vout, "cannot open vout, aborting" );
+ p_sys->phosphor.i_chroma_for_420 = PC_ALTLINE;
+ p_sys->phosphor.i_dimmer_strength = 1;
+ }
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
+ /* */
+ video_format_t fmt;
+ GetOutputFormat( p_filter, &fmt, &p_filter->fmt_in.video );
+ if( !p_filter->b_allow_fmt_out_change &&
+ ( fmt.i_chroma != p_filter->fmt_in.video.i_chroma ||
+ fmt.i_height != p_filter->fmt_in.video.i_height ) )
+ {
+ Close( VLC_OBJECT(p_filter) );
return VLC_EGENERIC;
}
+ p_filter->fmt_out.video = fmt;
+ p_filter->fmt_out.i_codec = fmt.i_chroma;
+ p_filter->pf_video_filter = Deinterlace;
+ p_filter->pf_video_flush = Flush;
+ p_filter->pf_video_mouse = Mouse;
- ADD_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
+ msg_Dbg( p_filter, "deinterlacing" );
- vlc_mutex_unlock( &p_vout->p_sys->filter_lock );
return VLC_SUCCESS;
}
+
+/*****************************************************************************
+ * Close: clean up the filter
+ *****************************************************************************/
+
+void Close( vlc_object_t *p_this )
+{
+ filter_t *p_filter = (filter_t*)p_this;
+
+ Flush( p_filter );
+ free( p_filter->p_sys );
+}