mirror of
https://code.videolan.org/videolan/vlc
synced 2024-09-28 23:09:59 +02:00
Split the distort video filter module into several video filter2 modules.
This commit is contained in:
parent
f5141f9f33
commit
7588d6a1de
@ -564,7 +564,7 @@ AM_CONDITIONAL(BUILD_GETOPT, ${need_getopt})
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if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
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AC_TYPE_SIGNAL
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AC_CHECK_LIB(m,cos,[
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VLC_ADD_LDFLAGS([adjust distort a52tofloat32 dtstofloat32 x264 goom visual],[-lm])
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VLC_ADD_LDFLAGS([adjust wave ripple psychedelic gradient a52tofloat32 dtstofloat32 x264 goom visual],[-lm])
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])
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AC_CHECK_LIB(m,pow,[
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VLC_ADD_LDFLAGS([ffmpeg ffmpegaltivec stream_out_transrate i420_rgb faad twolame equalizer param_eq vlc freetype mpc dmo quicktime realaudio galaktos],[-lm])
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@ -1122,7 +1122,7 @@ dnl
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VLC_ADD_PLUGINS([dummy logger memcpy])
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VLC_ADD_PLUGINS([mpgv mpga m4v m4a h264 ps pva avi asf mp4 rawdv nsv real aiff mjpeg demuxdump flac])
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VLC_ADD_PLUGINS([cvdsub svcdsub spudec subsdec dvbsub mpeg_audio lpcm a52 dts cinepak flacdec])
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VLC_ADD_PLUGINS([deinterlace invert adjust transform distort motionblur rv32])
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VLC_ADD_PLUGINS([deinterlace invert adjust transform wave ripple psychedelic gradient motionblur rv32])
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VLC_ADD_PLUGINS([fixed32tos16 s16tofixed32 u8tofixed32])
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VLC_ADD_PLUGINS([trivial_resampler ugly_resampler])
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VLC_ADD_PLUGINS([trivial_channel_mixer trivial_mixer])
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@ -2,7 +2,6 @@ SOURCES_mosaic = mosaic.c mosaic.h
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SOURCES_transform = transform.c
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SOURCES_invert = invert.c
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SOURCES_adjust = adjust.c
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SOURCES_distort = distort.c
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SOURCES_wall = wall.c
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SOURCES_clone = clone.c
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SOURCES_crop = crop.c
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@ -18,4 +17,8 @@ SOURCES_motiondetect = motiondetect.c
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SOURCES_rv32 = rv32.c
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SOURCES_osdmenu = osdmenu.c
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SOURCES_magnify = magnify.c
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SOURCES_wave = wave.c
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SOURCES_ripple = ripple.c
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SOURCES_psychedelic = psychedelic.c
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SOURCES_gradient = gradient.c
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noinst_HEADERS = filter_common.h
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@ -1,5 +1,5 @@
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/*****************************************************************************
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* distort.c : Misc video effects plugin for vlc
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* gradient.c : Gradient and edge detection video effects plugin for vlc
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*****************************************************************************
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* Copyright (C) 2000-2006 the VideoLAN team
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* $Id$
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@ -31,12 +31,12 @@
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#include <math.h> /* sin(), cos() */
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#include <vlc/vlc.h>
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#include <vlc/vout.h>
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#include <vlc/sout.h>
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#include <vlc/decoder.h>
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#include "filter_common.h"
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#include "vlc_image.h"
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#include "vlc_filter.h"
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enum { WAVE, RIPPLE, GRADIENT, EDGE, HOUGH, PSYCHEDELIC };
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enum { GRADIENT, EDGE, HOUGH };
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/*****************************************************************************
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* Local prototypes
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@ -44,25 +44,17 @@ enum { WAVE, RIPPLE, GRADIENT, EDGE, HOUGH, PSYCHEDELIC };
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static int Create ( vlc_object_t * );
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static void Destroy ( vlc_object_t * );
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static int Init ( vout_thread_t * );
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static void End ( vout_thread_t * );
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static void Render ( vout_thread_t *, picture_t * );
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static picture_t *Filter( filter_t *, picture_t * );
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static void DistortWave ( vout_thread_t *, picture_t *, picture_t * );
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static void DistortRipple ( vout_thread_t *, picture_t *, picture_t * );
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static void DistortGradient( vout_thread_t *, picture_t *, picture_t * );
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static void DistortEdge ( vout_thread_t *, picture_t *, picture_t * );
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static void DistortHough ( vout_thread_t *, picture_t *, picture_t * );
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static void DistortPsychedelic( vout_thread_t *, picture_t *, picture_t * );
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static int SendEvents ( vlc_object_t *, char const *,
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vlc_value_t, vlc_value_t, void * );
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static void FilterGradient( filter_t *, picture_t *, picture_t * );
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static void FilterEdge ( filter_t *, picture_t *, picture_t * );
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static void FilterHough ( filter_t *, picture_t *, picture_t * );
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/*****************************************************************************
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* Module descriptor
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*****************************************************************************/
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#define MODE_TEXT N_("Distort mode")
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#define MODE_LONGTEXT N_("Distort mode, one of \"wave\", \"ripple\", \"gradient\", \"edge\", \"hough\" and \"psychedelic\".")
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#define MODE_LONGTEXT N_("Distort mode, one of \"gradient\", \"edge\" and \"hough\".")
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#define GRADIENT_TEXT N_("Gradient image type")
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#define GRADIENT_LONGTEXT N_("Gradient image type (0 or 1). 0 will " \
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@ -72,68 +64,53 @@ static int SendEvents ( vlc_object_t *, char const *,
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#define CARTOON_LONGTEXT N_("Apply cartoon effect. It is only used by " \
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"\"gradient\" and \"edge\".")
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static char *mode_list[] = { "wave", "ripple", "gradient", "edge", "hough",
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"psychedelic" };
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static char *mode_list_text[] = { N_("Wave"), N_("Ripple"), N_("Gradient"),
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N_("Edge"), N_("Hough"), N_("Psychedelic") };
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static char *mode_list[] = { "gradient", "edge", "hough" };
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static char *mode_list_text[] = { N_("Gradient"), N_("Edge"), N_("Hough") };
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#define FILTER_PREFIX "gradient-"
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vlc_module_begin();
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set_description( _("Distort video filter") );
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set_shortname( N_( "Distortion" ));
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set_capability( "video filter", 0 );
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set_description( _("Gradient video filter") );
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set_shortname( N_( "Gradient" ));
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set_capability( "video filter2", 0 );
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set_category( CAT_VIDEO );
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set_subcategory( SUBCAT_VIDEO_VFILTER );
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set_subcategory( SUBCAT_VIDEO_VFILTER2 );
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add_string( "distort-mode", "wave", NULL, MODE_TEXT, MODE_LONGTEXT,
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VLC_FALSE );
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add_string( FILTER_PREFIX "mode", "gradient", NULL,
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MODE_TEXT, MODE_LONGTEXT, VLC_FALSE );
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change_string_list( mode_list, mode_list_text, 0 );
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add_integer_with_range( "distort-gradient-type", 0, 0, 1, NULL,
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add_integer_with_range( FILTER_PREFIX "type", 0, 0, 1, NULL,
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GRADIENT_TEXT, GRADIENT_LONGTEXT, VLC_FALSE );
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add_bool( "distort-cartoon", 1, NULL,
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add_bool( FILTER_PREFIX "cartoon", 1, NULL,
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CARTOON_TEXT, CARTOON_LONGTEXT, VLC_FALSE );
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add_shortcut( "distort" );
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add_shortcut( "gradient" );
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set_callbacks( Create, Destroy );
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vlc_module_end();
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static const char *ppsz_filter_options[] = {
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"mode", "type", "cartoon", NULL
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};
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/*****************************************************************************
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* vout_sys_t: Distort video output method descriptor
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*****************************************************************************
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* This structure is part of the video output thread descriptor.
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* It describes the Distort specific properties of an output thread.
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*****************************************************************************/
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struct vout_sys_t
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struct filter_sys_t
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{
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int i_mode;
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vout_thread_t *p_vout;
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/* For the wave mode */
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double f_angle;
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mtime_t last_date;
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/* For the gradient mode */
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int i_gradient_type;
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vlc_bool_t b_cartoon;
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/* For pyschedelic mode */
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image_handler_t *p_image;
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unsigned int x, y, scale;
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int xinc, yinc, scaleinc;
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uint8_t u,v;
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/* For hough mode */
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int *p_pre_hough;
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};
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/*****************************************************************************
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* Control: control facility for the vout (forwards to child vout)
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*****************************************************************************/
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static int Control( vout_thread_t *p_vout, int i_query, va_list args )
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{
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return vout_vaControl( p_vout->p_sys->p_vout, i_query, args );
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}
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/*****************************************************************************
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* Create: allocates Distort video thread output method
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*****************************************************************************
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@ -141,144 +118,67 @@ static int Control( vout_thread_t *p_vout, int i_query, va_list args )
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*****************************************************************************/
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static int Create( vlc_object_t *p_this )
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{
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vout_thread_t *p_vout = (vout_thread_t *)p_this;
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char *psz_method, *psz_method_tmp;
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filter_t *p_filter = (filter_t *)p_this;
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char *psz_method;
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/* Allocate structure */
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p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
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if( p_vout->p_sys == NULL )
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p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
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if( p_filter->p_sys == NULL )
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{
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msg_Err( p_vout, "out of memory" );
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msg_Err( p_filter, "out of memory" );
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return VLC_ENOMEM;
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}
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p_vout->pf_init = Init;
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p_vout->pf_end = End;
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p_vout->pf_manage = NULL;
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p_vout->pf_render = Render;
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p_vout->pf_display = NULL;
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p_vout->pf_control = Control;
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p_filter->pf_video_filter = Filter;
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p_vout->p_sys->i_mode = 0;
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p_vout->p_sys->p_pre_hough = NULL;
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p_filter->p_sys->p_pre_hough = NULL;
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if( !(psz_method = psz_method_tmp
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= config_GetPsz( p_vout, "distort-mode" )) )
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sout_CfgParse( p_filter, FILTER_PREFIX, ppsz_filter_options,
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p_filter->p_cfg );
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var_Create( p_filter, FILTER_PREFIX "mode",
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VLC_VAR_STRING | VLC_VAR_DOINHERIT );
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var_Create( p_filter, FILTER_PREFIX "type",
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VLC_VAR_STRING | VLC_VAR_DOINHERIT );
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var_Create( p_filter, FILTER_PREFIX "cartoon",
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VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
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if( !(psz_method = var_GetString( p_filter, FILTER_PREFIX "mode" )) )
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{
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msg_Err( p_vout, "configuration variable %s empty, using 'wave'",
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"distort-mode" );
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p_vout->p_sys->i_mode = WAVE;
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msg_Err( p_filter, "configuration variable "
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FILTER_PREFIX "mode empty" );
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p_filter->p_sys->i_mode = GRADIENT;
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}
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else
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{
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if( !strcmp( psz_method, "wave" ) )
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if( !strcmp( psz_method, "gradient" ) )
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{
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p_vout->p_sys->i_mode = WAVE;
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}
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else if( !strcmp( psz_method, "ripple" ) )
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{
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p_vout->p_sys->i_mode = RIPPLE;
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}
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else if( !strcmp( psz_method, "gradient" ) )
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{
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p_vout->p_sys->i_mode = GRADIENT;
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p_filter->p_sys->i_mode = GRADIENT;
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}
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else if( !strcmp( psz_method, "edge" ) )
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{
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p_vout->p_sys->i_mode = EDGE;
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p_filter->p_sys->i_mode = EDGE;
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}
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else if( !strcmp( psz_method, "hough" ) )
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{
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p_vout->p_sys->i_mode = HOUGH;
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}
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else if( !strcmp( psz_method, "psychedelic" ) )
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{
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p_vout->p_sys->i_mode = PSYCHEDELIC;
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p_vout->p_sys->x = 10;
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p_vout->p_sys->y = 10;
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p_vout->p_sys->scale = 1;
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p_vout->p_sys->xinc = 1;
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p_vout->p_sys->yinc = 1;
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p_vout->p_sys->scaleinc = 1;
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p_vout->p_sys->u = 0;
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p_vout->p_sys->v = 0;
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p_filter->p_sys->i_mode = HOUGH;
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}
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else
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{
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msg_Err( p_vout, "no valid distort mode provided, using wave" );
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p_vout->p_sys->i_mode = WAVE;
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msg_Err( p_filter, "no valid gradient mode provided" );
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p_filter->p_sys->i_mode = GRADIENT;
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}
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}
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free( psz_method_tmp );
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free( psz_method );
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p_vout->p_sys->i_gradient_type =
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config_GetInt( p_vout, "distort-gradient-type" );
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p_vout->p_sys->b_cartoon =
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config_GetInt( p_vout, "distort-cartoon" );
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p_filter->p_sys->i_gradient_type =
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var_GetInteger( p_filter, FILTER_PREFIX "type" );
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p_filter->p_sys->b_cartoon =
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var_GetInteger( p_filter, FILTER_PREFIX "cartoon" );
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* Init: initialize Distort video thread output method
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*****************************************************************************/
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static int Init( vout_thread_t *p_vout )
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{
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int i_index;
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picture_t *p_pic;
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video_format_t fmt = {0};
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I_OUTPUTPICTURES = 0;
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/* Initialize the output structure */
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p_vout->output.i_chroma = p_vout->render.i_chroma;
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p_vout->output.i_width = p_vout->render.i_width;
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p_vout->output.i_height = p_vout->render.i_height;
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p_vout->output.i_aspect = p_vout->render.i_aspect;
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p_vout->fmt_out = p_vout->fmt_in;
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fmt = p_vout->fmt_out;
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/* Try to open the real video output */
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msg_Dbg( p_vout, "spawning the real video output" );
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p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
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/* Everything failed */
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if( p_vout->p_sys->p_vout == NULL )
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{
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msg_Err( p_vout, "cannot open vout, aborting" );
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return VLC_EGENERIC;
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}
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ALLOCATE_DIRECTBUFFERS( VOUT_MAX_PICTURES );
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ADD_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
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ADD_PARENT_CALLBACKS( SendEventsToChild );
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p_vout->p_sys->f_angle = 0.0;
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p_vout->p_sys->last_date = 0;
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p_vout->p_sys->p_image = NULL;
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return VLC_SUCCESS;
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}
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/*****************************************************************************
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* End: terminate Distort video thread output method
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*****************************************************************************/
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static void End( vout_thread_t *p_vout )
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{
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int i_index;
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/* Free the fake output buffers we allocated */
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for( i_index = I_OUTPUTPICTURES ; i_index ; )
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{
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i_index--;
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free( PP_OUTPUTPICTURE[ i_index ]->p_data_orig );
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}
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}
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/*****************************************************************************
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* Destroy: destroy Distort video thread output method
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*****************************************************************************
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@ -286,24 +186,12 @@ static void End( vout_thread_t *p_vout )
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*****************************************************************************/
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static void Destroy( vlc_object_t *p_this )
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{
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vout_thread_t *p_vout = (vout_thread_t *)p_this;
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filter_t *p_filter = (filter_t *)p_this;
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if( p_vout->p_sys->p_vout )
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{
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DEL_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
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vlc_object_detach( p_vout->p_sys->p_vout );
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vout_Destroy( p_vout->p_sys->p_vout );
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}
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if(p_filter->p_sys->p_pre_hough)
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free(p_filter->p_sys->p_pre_hough);
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DEL_PARENT_CALLBACKS( SendEventsToChild );
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if(p_vout->p_sys->p_pre_hough)
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free(p_vout->p_sys->p_pre_hough);
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if( p_vout->p_sys->p_image )
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image_HandlerDelete( p_vout->p_sys->p_image );
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free( p_vout->p_sys );
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free( p_filter->p_sys );
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}
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/*****************************************************************************
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@ -313,202 +201,50 @@ static void Destroy( vlc_object_t *p_this )
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* until it is displayed and switch the two rendering buffers, preparing next
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* frame.
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*****************************************************************************/
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static void Render( vout_thread_t *p_vout, picture_t *p_pic )
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static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
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{
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picture_t *p_outpic;
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/* This is a new frame. Get a structure from the video_output. */
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while( ( p_outpic = vout_CreatePicture( p_vout->p_sys->p_vout, 0, 0, 0 ) )
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== NULL )
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if( !p_pic ) return NULL;
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p_outpic = p_filter->pf_vout_buffer_new( p_filter );
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if( !p_outpic )
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{
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if( p_vout->b_die || p_vout->b_error )
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{
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return;
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}
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msleep( VOUT_OUTMEM_SLEEP );
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msg_Warn( p_filter, "can't get output picture" );
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if( p_pic->pf_release )
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p_pic->pf_release( p_pic );
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return NULL;
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}
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||||
vout_DatePicture( p_vout->p_sys->p_vout, p_outpic, p_pic->date );
|
||||
|
||||
switch( p_vout->p_sys->i_mode )
|
||||
switch( p_filter->p_sys->i_mode )
|
||||
{
|
||||
case WAVE:
|
||||
DistortWave( p_vout, p_pic, p_outpic );
|
||||
break;
|
||||
|
||||
case RIPPLE:
|
||||
DistortRipple( p_vout, p_pic, p_outpic );
|
||||
break;
|
||||
|
||||
case EDGE:
|
||||
DistortEdge( p_vout, p_pic, p_outpic );
|
||||
FilterEdge( p_filter, p_pic, p_outpic );
|
||||
break;
|
||||
|
||||
case GRADIENT:
|
||||
DistortGradient( p_vout, p_pic, p_outpic );
|
||||
FilterGradient( p_filter, p_pic, p_outpic );
|
||||
break;
|
||||
|
||||
case HOUGH:
|
||||
DistortHough( p_vout, p_pic, p_outpic );
|
||||
break;
|
||||
|
||||
case PSYCHEDELIC:
|
||||
DistortPsychedelic( p_vout, p_pic, p_outpic );
|
||||
FilterHough( p_filter, p_pic, p_outpic );
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
vout_DisplayPicture( p_vout->p_sys->p_vout, p_outpic );
|
||||
p_outpic->date = p_pic->date;
|
||||
p_outpic->b_force = p_pic->b_force;
|
||||
p_outpic->i_nb_fields = p_pic->i_nb_fields;
|
||||
p_outpic->b_progressive = p_pic->b_progressive;
|
||||
p_outpic->b_top_field_first = p_pic->b_top_field_first;
|
||||
|
||||
p_pic->pf_release( p_pic );
|
||||
|
||||
return p_outpic;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* DistortWave: draw a wave effect on the picture
|
||||
*****************************************************************************/
|
||||
static void DistortWave( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
picture_t *p_outpic )
|
||||
{
|
||||
int i_index;
|
||||
double f_angle;
|
||||
mtime_t new_date = mdate();
|
||||
|
||||
p_vout->p_sys->f_angle += (new_date - p_vout->p_sys->last_date) / 200000.0;
|
||||
p_vout->p_sys->last_date = new_date;
|
||||
f_angle = p_vout->p_sys->f_angle;
|
||||
|
||||
for( i_index = 0 ; i_index < p_inpic->i_planes ; i_index++ )
|
||||
{
|
||||
int i_line, i_num_lines, i_offset;
|
||||
uint8_t black_pixel;
|
||||
uint8_t *p_in, *p_out;
|
||||
|
||||
p_in = p_inpic->p[i_index].p_pixels;
|
||||
p_out = p_outpic->p[i_index].p_pixels;
|
||||
|
||||
i_num_lines = p_inpic->p[i_index].i_visible_lines;
|
||||
|
||||
black_pixel = ( i_index == Y_PLANE ) ? 0x00 : 0x80;
|
||||
|
||||
/* Ok, we do 3 times the sin() calculation for each line. So what ? */
|
||||
for( i_line = 0 ; i_line < i_num_lines ; i_line++ )
|
||||
{
|
||||
/* Calculate today's offset, don't go above 1/20th of the screen */
|
||||
i_offset = (int)( (double)(p_inpic->p[i_index].i_visible_pitch)
|
||||
* sin( f_angle + 10.0 * (double)i_line
|
||||
/ (double)i_num_lines )
|
||||
/ 20.0 );
|
||||
|
||||
if( i_offset )
|
||||
{
|
||||
if( i_offset < 0 )
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_out, p_in - i_offset,
|
||||
p_inpic->p[i_index].i_visible_pitch + i_offset );
|
||||
p_in += p_inpic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
memset( p_out + i_offset, black_pixel, -i_offset );
|
||||
}
|
||||
else
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_out + i_offset, p_in,
|
||||
p_inpic->p[i_index].i_visible_pitch - i_offset );
|
||||
memset( p_out, black_pixel, i_offset );
|
||||
p_in += p_inpic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_out, p_in,
|
||||
p_inpic->p[i_index].i_visible_pitch );
|
||||
p_in += p_inpic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* DistortRipple: draw a ripple effect at the bottom of the picture
|
||||
*****************************************************************************/
|
||||
static void DistortRipple( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
picture_t *p_outpic )
|
||||
{
|
||||
int i_index;
|
||||
double f_angle;
|
||||
mtime_t new_date = mdate();
|
||||
|
||||
p_vout->p_sys->f_angle -= (p_vout->p_sys->last_date - new_date) / 100000.0;
|
||||
p_vout->p_sys->last_date = new_date;
|
||||
f_angle = p_vout->p_sys->f_angle;
|
||||
|
||||
for( i_index = 0 ; i_index < p_inpic->i_planes ; i_index++ )
|
||||
{
|
||||
int i_line, i_first_line, i_num_lines, i_offset;
|
||||
uint8_t black_pixel;
|
||||
uint8_t *p_in, *p_out;
|
||||
|
||||
black_pixel = ( i_index == Y_PLANE ) ? 0x00 : 0x80;
|
||||
|
||||
i_num_lines = p_inpic->p[i_index].i_visible_lines;
|
||||
|
||||
i_first_line = i_num_lines * 4 / 5;
|
||||
|
||||
p_in = p_inpic->p[i_index].p_pixels;
|
||||
p_out = p_outpic->p[i_index].p_pixels;
|
||||
|
||||
for( i_line = 0 ; i_line < i_first_line ; i_line++ )
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_out, p_in,
|
||||
p_inpic->p[i_index].i_visible_pitch );
|
||||
p_in += p_inpic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
|
||||
/* Ok, we do 3 times the sin() calculation for each line. So what ? */
|
||||
for( i_line = i_first_line ; i_line < i_num_lines ; i_line++ )
|
||||
{
|
||||
/* Calculate today's offset, don't go above 1/20th of the screen */
|
||||
i_offset = (int)( (double)(p_inpic->p[i_index].i_pitch)
|
||||
* sin( f_angle + 2.0 * (double)i_line
|
||||
/ (double)( 1 + i_line
|
||||
- i_first_line) )
|
||||
* (double)(i_line - i_first_line)
|
||||
/ (double)i_num_lines
|
||||
/ 8.0 );
|
||||
|
||||
if( i_offset )
|
||||
{
|
||||
if( i_offset < 0 )
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_out, p_in - i_offset,
|
||||
p_inpic->p[i_index].i_visible_pitch + i_offset );
|
||||
p_in -= p_inpic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
memset( p_out + i_offset, black_pixel, -i_offset );
|
||||
}
|
||||
else
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_out + i_offset, p_in,
|
||||
p_inpic->p[i_index].i_visible_pitch - i_offset );
|
||||
memset( p_out, black_pixel, i_offset );
|
||||
p_in -= p_inpic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_out, p_in,
|
||||
p_inpic->p[i_index].i_visible_pitch );
|
||||
p_in -= p_inpic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Gaussian Convolution
|
||||
@ -570,9 +306,9 @@ static void GaussianConvolution( picture_t *p_inpic, uint32_t *p_smooth )
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* DistortGradient: Sobel
|
||||
* FilterGradient: Sobel
|
||||
*****************************************************************************/
|
||||
static void DistortGradient( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
static void FilterGradient( filter_t *p_filter, picture_t *p_inpic,
|
||||
picture_t *p_outpic )
|
||||
{
|
||||
int x, y;
|
||||
@ -588,20 +324,20 @@ static void DistortGradient( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
|
||||
if( !p_smooth ) return;
|
||||
|
||||
if( p_vout->p_sys->b_cartoon )
|
||||
if( p_filter->p_sys->b_cartoon )
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_outpic->p[U_PLANE].p_pixels,
|
||||
p_filter->p_vlc->pf_memcpy( p_outpic->p[U_PLANE].p_pixels,
|
||||
p_inpic->p[U_PLANE].p_pixels,
|
||||
p_outpic->p[U_PLANE].i_lines * p_outpic->p[U_PLANE].i_pitch );
|
||||
p_vout->p_vlc->pf_memcpy( p_outpic->p[V_PLANE].p_pixels,
|
||||
p_filter->p_vlc->pf_memcpy( p_outpic->p[V_PLANE].p_pixels,
|
||||
p_inpic->p[V_PLANE].p_pixels,
|
||||
p_outpic->p[V_PLANE].i_lines * p_outpic->p[V_PLANE].i_pitch );
|
||||
}
|
||||
else
|
||||
{
|
||||
p_vout->p_vlc->pf_memset( p_outpic->p[U_PLANE].p_pixels, 0x80,
|
||||
p_filter->p_vlc->pf_memset( p_outpic->p[U_PLANE].p_pixels, 0x80,
|
||||
p_outpic->p[U_PLANE].i_lines * p_outpic->p[U_PLANE].i_pitch );
|
||||
p_vout->p_vlc->pf_memset( p_outpic->p[V_PLANE].p_pixels, 0x80,
|
||||
p_filter->p_vlc->pf_memset( p_outpic->p[V_PLANE].p_pixels, 0x80,
|
||||
p_outpic->p[V_PLANE].i_lines * p_outpic->p[V_PLANE].i_pitch );
|
||||
}
|
||||
|
||||
@ -637,9 +373,9 @@ static void DistortGradient( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
- p_smooth[(y+1)*i_src_visible+x+1] )
|
||||
)
|
||||
);
|
||||
if( p_vout->p_sys->i_gradient_type )
|
||||
if( p_filter->p_sys->i_gradient_type )
|
||||
{
|
||||
if( p_vout->p_sys->b_cartoon )
|
||||
if( p_filter->p_sys->b_cartoon )
|
||||
{
|
||||
if( a > 60 )
|
||||
{
|
||||
@ -683,7 +419,7 @@ static void DistortGradient( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* DistortEdge: Canny edge detection algorithm
|
||||
* FilterEdge: Canny edge detection algorithm
|
||||
*****************************************************************************
|
||||
* http://fourier.eng.hmc.edu/e161/lectures/canny/node1.html
|
||||
* (well ... my implementation isn't really the canny algorithm ... but some
|
||||
@ -697,7 +433,7 @@ static void DistortGradient( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
#define THETA_P 2
|
||||
/* angle : \ */
|
||||
#define THETA_M 3
|
||||
static void DistortEdge( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
static void FilterEdge( filter_t *p_filter, picture_t *p_inpic,
|
||||
picture_t *p_outpic )
|
||||
{
|
||||
int x, y;
|
||||
@ -716,20 +452,20 @@ static void DistortEdge( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
|
||||
if( !p_smooth || !p_grad || !p_theta ) return;
|
||||
|
||||
if( p_vout->p_sys->b_cartoon )
|
||||
if( p_filter->p_sys->b_cartoon )
|
||||
{
|
||||
p_vout->p_vlc->pf_memcpy( p_outpic->p[U_PLANE].p_pixels,
|
||||
p_filter->p_vlc->pf_memcpy( p_outpic->p[U_PLANE].p_pixels,
|
||||
p_inpic->p[U_PLANE].p_pixels,
|
||||
p_outpic->p[U_PLANE].i_lines * p_outpic->p[U_PLANE].i_pitch );
|
||||
p_vout->p_vlc->pf_memcpy( p_outpic->p[V_PLANE].p_pixels,
|
||||
p_filter->p_vlc->pf_memcpy( p_outpic->p[V_PLANE].p_pixels,
|
||||
p_inpic->p[V_PLANE].p_pixels,
|
||||
p_outpic->p[V_PLANE].i_lines * p_outpic->p[V_PLANE].i_pitch );
|
||||
}
|
||||
else
|
||||
{
|
||||
p_vout->p_vlc->pf_memset( p_outpic->p[Y_PLANE].p_pixels, 0xff,
|
||||
p_filter->p_vlc->pf_memset( p_outpic->p[Y_PLANE].p_pixels, 0xff,
|
||||
p_outpic->p[Y_PLANE].i_lines * p_outpic->p[Y_PLANE].i_pitch );
|
||||
p_vout->p_vlc->pf_memset( p_outpic->p[U_PLANE].p_pixels, 0x80,
|
||||
p_filter->p_vlc->pf_memset( p_outpic->p[U_PLANE].p_pixels, 0x80,
|
||||
p_outpic->p[U_PLANE].i_lines * p_outpic->p[U_PLANE].i_pitch );
|
||||
memset( p_outpic->p[V_PLANE].p_pixels, 0x80,
|
||||
p_outpic->p[V_PLANE].i_lines * p_outpic->p[V_PLANE].i_pitch );
|
||||
@ -822,7 +558,7 @@ static void DistortEdge( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
else
|
||||
{
|
||||
colorize:
|
||||
if( p_vout->p_sys->b_cartoon )
|
||||
if( p_filter->p_sys->b_cartoon )
|
||||
{
|
||||
if( p_smooth[y*i_src_visible+x] > 0xa0 )
|
||||
p_outpix[y*i_dst_pitch+x] = (uint8_t)
|
||||
@ -846,10 +582,10 @@ static void DistortEdge( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* DistortHough
|
||||
* FilterHough
|
||||
*****************************************************************************/
|
||||
#define p_pre_hough p_vout->p_sys->p_pre_hough
|
||||
static void DistortHough( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
#define p_pre_hough p_filter->p_sys->p_pre_hough
|
||||
static void FilterHough( filter_t *p_filter, picture_t *p_inpic,
|
||||
picture_t *p_outpic )
|
||||
{
|
||||
int x, y, i;
|
||||
@ -874,7 +610,7 @@ static void DistortHough( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
|
||||
if( ! p_pre_hough )
|
||||
{
|
||||
msg_Dbg(p_vout, "Starting precalculation");
|
||||
msg_Dbg(p_filter, "Starting precalculation");
|
||||
p_pre_hough = malloc( i_num_lines*i_src_visible*i_nb_steps*sizeof(int));
|
||||
if( ! p_pre_hough ) return;
|
||||
for( i = 0 ; i < i_nb_steps ; i++)
|
||||
@ -888,18 +624,18 @@ static void DistortHough( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
ceil(x*d_sin + y*d_cos);
|
||||
}
|
||||
}
|
||||
msg_Dbg(p_vout, "Precalculation done");
|
||||
msg_Dbg(p_filter, "Precalculation done");
|
||||
}
|
||||
|
||||
memset( p_hough, 0, i_diag * i_nb_steps * sizeof(int) );
|
||||
|
||||
p_vout->p_vlc->pf_memcpy(
|
||||
p_filter->p_vlc->pf_memcpy(
|
||||
p_outpic->p[Y_PLANE].p_pixels, p_inpic->p[Y_PLANE].p_pixels,
|
||||
p_outpic->p[Y_PLANE].i_lines * p_outpic->p[Y_PLANE].i_pitch );
|
||||
p_vout->p_vlc->pf_memcpy(
|
||||
p_filter->p_vlc->pf_memcpy(
|
||||
p_outpic->p[U_PLANE].p_pixels, p_inpic->p[U_PLANE].p_pixels,
|
||||
p_outpic->p[U_PLANE].i_lines * p_outpic->p[U_PLANE].i_pitch );
|
||||
p_vout->p_vlc->pf_memcpy(
|
||||
p_filter->p_vlc->pf_memcpy(
|
||||
p_outpic->p[V_PLANE].p_pixels, p_inpic->p[V_PLANE].p_pixels,
|
||||
p_outpic->p[V_PLANE].i_lines * p_outpic->p[V_PLANE].i_pitch );
|
||||
|
||||
@ -970,132 +706,3 @@ static void DistortHough( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
if( p_smooth ) free( p_smooth );
|
||||
}
|
||||
#undef p_pre_hough
|
||||
|
||||
/*****************************************************************************
|
||||
* DistortPsychedelic
|
||||
*****************************************************************************/
|
||||
static void DistortPsychedelic( vout_thread_t *p_vout, picture_t *p_inpic,
|
||||
picture_t *p_outpic )
|
||||
{
|
||||
unsigned int w, h;
|
||||
int x,y;
|
||||
uint8_t u,v;
|
||||
|
||||
video_format_t fmt_out = {0};
|
||||
picture_t *p_converted;
|
||||
|
||||
if( !p_vout->p_sys->p_image )
|
||||
p_vout->p_sys->p_image = image_HandlerCreate( p_vout );
|
||||
|
||||
/* chrominance */
|
||||
u = p_vout->p_sys->u;
|
||||
v = p_vout->p_sys->v;
|
||||
for( y = 0; y<p_outpic->p[U_PLANE].i_lines; y++)
|
||||
{
|
||||
memset( p_outpic->p[U_PLANE].p_pixels+y*p_outpic->p[U_PLANE].i_pitch,
|
||||
u, p_outpic->p[U_PLANE].i_pitch );
|
||||
memset( p_outpic->p[V_PLANE].p_pixels+y*p_outpic->p[V_PLANE].i_pitch,
|
||||
v, p_outpic->p[V_PLANE].i_pitch );
|
||||
if( v == 0 && u != 0 )
|
||||
u --;
|
||||
else if( u == 0xff )
|
||||
v --;
|
||||
else if( v == 0xff )
|
||||
u ++;
|
||||
else if( u == 0 )
|
||||
v ++;
|
||||
}
|
||||
|
||||
/* luminance */
|
||||
p_vout->p_vlc->pf_memcpy(
|
||||
p_outpic->p[Y_PLANE].p_pixels, p_inpic->p[Y_PLANE].p_pixels,
|
||||
p_outpic->p[Y_PLANE].i_lines * p_outpic->p[Y_PLANE].i_pitch );
|
||||
|
||||
|
||||
/* image visualization */
|
||||
fmt_out = p_vout->fmt_out;
|
||||
fmt_out.i_width = p_vout->render.i_width*p_vout->p_sys->scale/150;
|
||||
fmt_out.i_height = p_vout->render.i_height*p_vout->p_sys->scale/150;
|
||||
p_converted = image_Convert( p_vout->p_sys->p_image, p_inpic,
|
||||
&(p_inpic->format), &fmt_out );
|
||||
|
||||
#define copyimage( plane, b ) \
|
||||
for( y=0; y<p_converted->p[plane].i_visible_lines; y++) { \
|
||||
for( x=0; x<p_converted->p[plane].i_visible_pitch; x++) { \
|
||||
int nx, ny; \
|
||||
if( p_vout->p_sys->yinc == 1 ) \
|
||||
ny= y; \
|
||||
else \
|
||||
ny = p_converted->p[plane].i_visible_lines-y; \
|
||||
if( p_vout->p_sys->xinc == 1 ) \
|
||||
nx = x; \
|
||||
else \
|
||||
nx = p_converted->p[plane].i_visible_pitch-x; \
|
||||
p_outpic->p[plane].p_pixels[(p_vout->p_sys->x*b+nx)+(ny+p_vout->p_sys->y*b)*p_outpic->p[plane].i_pitch ] = p_converted->p[plane].p_pixels[y*p_converted->p[plane].i_pitch+x]; \
|
||||
} }
|
||||
copyimage( Y_PLANE, 2 );
|
||||
copyimage( U_PLANE, 1 );
|
||||
copyimage( V_PLANE, 1 );
|
||||
#undef copyimage
|
||||
|
||||
p_converted->pf_release( p_converted );
|
||||
|
||||
p_vout->p_sys->x += p_vout->p_sys->xinc;
|
||||
p_vout->p_sys->y += p_vout->p_sys->yinc;
|
||||
|
||||
p_vout->p_sys->scale += p_vout->p_sys->scaleinc;
|
||||
if( p_vout->p_sys->scale >= 50 ) p_vout->p_sys->scaleinc = -1;
|
||||
if( p_vout->p_sys->scale <= 1 ) p_vout->p_sys->scaleinc = 1;
|
||||
|
||||
w = p_vout->render.i_width*p_vout->p_sys->scale/150;
|
||||
h = p_vout->render.i_height*p_vout->p_sys->scale/150;
|
||||
if( p_vout->p_sys->x*2 + w >= p_vout->render.i_width )
|
||||
p_vout->p_sys->xinc = -1;
|
||||
if( p_vout->p_sys->x <= 0 )
|
||||
p_vout->p_sys->xinc = 1;
|
||||
|
||||
if( p_vout->p_sys->x*2 + w >= p_vout->render.i_width )
|
||||
p_vout->p_sys->x = (p_vout->render.i_width-w)/2;
|
||||
if( p_vout->p_sys->y*2 + h >= p_vout->render.i_height )
|
||||
p_vout->p_sys->y = (p_vout->render.i_height-h)/2;
|
||||
|
||||
if( p_vout->p_sys->y*2 + h >= p_vout->render.i_height )
|
||||
p_vout->p_sys->yinc = -1;
|
||||
if( p_vout->p_sys->y <= 0 )
|
||||
p_vout->p_sys->yinc = 1;
|
||||
|
||||
for( y = 0; y< 16; y++ )
|
||||
{
|
||||
if( p_vout->p_sys->v == 0 && p_vout->p_sys->u != 0 )
|
||||
p_vout->p_sys->u -= 1;
|
||||
else if( p_vout->p_sys->u == 0xff )
|
||||
p_vout->p_sys->v -= 1;
|
||||
else if( p_vout->p_sys->v == 0xff )
|
||||
p_vout->p_sys->u += 1;
|
||||
else if( p_vout->p_sys->u == 0 )
|
||||
p_vout->p_sys->v += 1;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*****************************************************************************
|
||||
* 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_data )
|
||||
{
|
||||
var_Set( (vlc_object_t *)p_data, psz_var, newval );
|
||||
|
||||
return VLC_SUCCESS;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* SendEventsToChild: forward events to the child/children vout
|
||||
*****************************************************************************/
|
||||
static int SendEventsToChild( vlc_object_t *p_this, char const *psz_var,
|
||||
vlc_value_t oldval, vlc_value_t newval, void *p_data )
|
||||
{
|
||||
vout_thread_t *p_vout = (vout_thread_t *)p_this;
|
||||
var_Set( p_vout->p_sys->p_vout, psz_var, newval );
|
||||
return VLC_SUCCESS;
|
||||
}
|
252
modules/video_filter/psychedelic.c
Normal file
252
modules/video_filter/psychedelic.c
Normal file
@ -0,0 +1,252 @@
|
||||
/*****************************************************************************
|
||||
* Psychedelic.c : Psychedelic video effect plugin for vlc
|
||||
*****************************************************************************
|
||||
* Copyright (C) 2000-2006 the VideoLAN team
|
||||
* $Id$
|
||||
*
|
||||
* Authors: Samuel Hocevar <sam@zoy.org>
|
||||
* Antoine Cellerier <dionoea -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
|
||||
* the Free Software Foundation; either version 2 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.
|
||||
*
|
||||
* 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.
|
||||
*****************************************************************************/
|
||||
|
||||
/*****************************************************************************
|
||||
* Preamble
|
||||
*****************************************************************************/
|
||||
#include <stdlib.h> /* malloc(), free() */
|
||||
#include <string.h>
|
||||
|
||||
#include <math.h> /* sin(), cos() */
|
||||
|
||||
#include <vlc/vlc.h>
|
||||
#include <vlc/decoder.h>
|
||||
|
||||
#include "vlc_filter.h"
|
||||
#include "vlc_image.h"
|
||||
|
||||
/*****************************************************************************
|
||||
* Local prototypes
|
||||
*****************************************************************************/
|
||||
static int Create ( vlc_object_t * );
|
||||
static void Destroy ( vlc_object_t * );
|
||||
|
||||
static picture_t *Filter( filter_t *, picture_t * );
|
||||
|
||||
/*****************************************************************************
|
||||
* Module descriptor
|
||||
*****************************************************************************/
|
||||
vlc_module_begin();
|
||||
set_description( _("Psychedelic video filter") );
|
||||
set_shortname( N_( "Psychedelic" ));
|
||||
set_capability( "video filter2", 0 );
|
||||
set_category( CAT_VIDEO );
|
||||
set_subcategory( SUBCAT_VIDEO_VFILTER2 );
|
||||
|
||||
add_shortcut( "psychedelic" );
|
||||
set_callbacks( Create, Destroy );
|
||||
vlc_module_end();
|
||||
|
||||
/*****************************************************************************
|
||||
* vout_sys_t: Distort video output method descriptor
|
||||
*****************************************************************************
|
||||
* This structure is part of the video output thread descriptor.
|
||||
* It describes the Distort specific properties of an output thread.
|
||||
*****************************************************************************/
|
||||
struct filter_sys_t
|
||||
{
|
||||
image_handler_t *p_image;
|
||||
unsigned int x, y, scale;
|
||||
int xinc, yinc, scaleinc;
|
||||
uint8_t u,v;
|
||||
};
|
||||
|
||||
/*****************************************************************************
|
||||
* Create: allocates Distort video thread output method
|
||||
*****************************************************************************
|
||||
* This function allocates and initializes a Distort vout method.
|
||||
*****************************************************************************/
|
||||
static int Create( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t *)p_this;
|
||||
|
||||
/* Allocate structure */
|
||||
p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
|
||||
if( p_filter->p_sys == NULL )
|
||||
{
|
||||
msg_Err( p_filter, "out of memory" );
|
||||
return VLC_ENOMEM;
|
||||
}
|
||||
|
||||
p_filter->pf_video_filter = Filter;
|
||||
|
||||
p_filter->p_sys->x = 10;
|
||||
p_filter->p_sys->y = 10;
|
||||
p_filter->p_sys->scale = 1;
|
||||
p_filter->p_sys->xinc = 1;
|
||||
p_filter->p_sys->yinc = 1;
|
||||
p_filter->p_sys->scaleinc = 1;
|
||||
p_filter->p_sys->u = 0;
|
||||
p_filter->p_sys->v = 0;
|
||||
p_filter->p_sys->p_image = NULL;
|
||||
|
||||
return VLC_SUCCESS;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Destroy: destroy Distort video thread output method
|
||||
*****************************************************************************
|
||||
* Terminate an output method created by DistortCreateOutputMethod
|
||||
*****************************************************************************/
|
||||
static void Destroy( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t *)p_this;
|
||||
|
||||
if( p_filter->p_sys->p_image )
|
||||
image_HandlerDelete( p_filter->p_sys->p_image );
|
||||
|
||||
free( p_filter->p_sys );
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Render: displays previously rendered output
|
||||
*****************************************************************************
|
||||
* This function send the currently rendered image to Distort image, waits
|
||||
* until it is displayed and switch the two rendering buffers, preparing next
|
||||
* frame.
|
||||
*****************************************************************************/
|
||||
static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
|
||||
{
|
||||
picture_t *p_outpic;
|
||||
|
||||
unsigned int w, h;
|
||||
int x,y;
|
||||
uint8_t u,v;
|
||||
|
||||
video_format_t fmt_out = {0};
|
||||
picture_t *p_converted;
|
||||
|
||||
if( !p_pic ) return NULL;
|
||||
|
||||
p_outpic = p_filter->pf_vout_buffer_new( p_filter );
|
||||
if( !p_outpic )
|
||||
{
|
||||
msg_Warn( p_filter, "can't get output picture" );
|
||||
if( p_pic->pf_release )
|
||||
p_pic->pf_release( p_pic );
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if( !p_filter->p_sys->p_image )
|
||||
p_filter->p_sys->p_image = image_HandlerCreate( p_filter );
|
||||
|
||||
/* chrominance */
|
||||
u = p_filter->p_sys->u;
|
||||
v = p_filter->p_sys->v;
|
||||
for( y = 0; y<p_outpic->p[U_PLANE].i_lines; y++)
|
||||
{
|
||||
memset( p_outpic->p[U_PLANE].p_pixels+y*p_outpic->p[U_PLANE].i_pitch,
|
||||
u, p_outpic->p[U_PLANE].i_pitch );
|
||||
memset( p_outpic->p[V_PLANE].p_pixels+y*p_outpic->p[V_PLANE].i_pitch,
|
||||
v, p_outpic->p[V_PLANE].i_pitch );
|
||||
if( v == 0 && u != 0 )
|
||||
u --;
|
||||
else if( u == 0xff )
|
||||
v --;
|
||||
else if( v == 0xff )
|
||||
u ++;
|
||||
else if( u == 0 )
|
||||
v ++;
|
||||
}
|
||||
|
||||
/* luminance */
|
||||
p_filter->p_vlc->pf_memcpy(
|
||||
p_outpic->p[Y_PLANE].p_pixels, p_pic->p[Y_PLANE].p_pixels,
|
||||
p_outpic->p[Y_PLANE].i_lines * p_outpic->p[Y_PLANE].i_pitch );
|
||||
|
||||
|
||||
/* image visualization */
|
||||
fmt_out = p_filter->fmt_out.video;
|
||||
fmt_out.i_width = p_filter->fmt_out.video.i_width*p_filter->p_sys->scale/150;
|
||||
fmt_out.i_height = p_filter->fmt_out.video.i_height*p_filter->p_sys->scale/150;
|
||||
p_converted = image_Convert( p_filter->p_sys->p_image, p_pic,
|
||||
&(p_pic->format), &fmt_out );
|
||||
|
||||
#define copyimage( plane, b ) \
|
||||
for( y=0; y<p_converted->p[plane].i_visible_lines; y++) { \
|
||||
for( x=0; x<p_converted->p[plane].i_visible_pitch; x++) { \
|
||||
int nx, ny; \
|
||||
if( p_filter->p_sys->yinc == 1 ) \
|
||||
ny= y; \
|
||||
else \
|
||||
ny = p_converted->p[plane].i_visible_lines-y; \
|
||||
if( p_filter->p_sys->xinc == 1 ) \
|
||||
nx = x; \
|
||||
else \
|
||||
nx = p_converted->p[plane].i_visible_pitch-x; \
|
||||
p_outpic->p[plane].p_pixels[(p_filter->p_sys->x*b+nx)+(ny+p_filter->p_sys->y*b)*p_outpic->p[plane].i_pitch ] = p_converted->p[plane].p_pixels[y*p_converted->p[plane].i_pitch+x]; \
|
||||
} }
|
||||
copyimage( Y_PLANE, 2 );
|
||||
copyimage( U_PLANE, 1 );
|
||||
copyimage( V_PLANE, 1 );
|
||||
#undef copyimage
|
||||
|
||||
p_converted->pf_release( p_converted );
|
||||
|
||||
p_filter->p_sys->x += p_filter->p_sys->xinc;
|
||||
p_filter->p_sys->y += p_filter->p_sys->yinc;
|
||||
|
||||
p_filter->p_sys->scale += p_filter->p_sys->scaleinc;
|
||||
if( p_filter->p_sys->scale >= 50 ) p_filter->p_sys->scaleinc = -1;
|
||||
if( p_filter->p_sys->scale <= 1 ) p_filter->p_sys->scaleinc = 1;
|
||||
|
||||
w = p_filter->fmt_out.video.i_width*p_filter->p_sys->scale/150;
|
||||
h = p_filter->fmt_out.video.i_height*p_filter->p_sys->scale/150;
|
||||
if( p_filter->p_sys->x*2 + w >= p_filter->fmt_out.video.i_width )
|
||||
p_filter->p_sys->xinc = -1;
|
||||
if( p_filter->p_sys->x <= 0 )
|
||||
p_filter->p_sys->xinc = 1;
|
||||
|
||||
if( p_filter->p_sys->x*2 + w >= p_filter->fmt_out.video.i_width )
|
||||
p_filter->p_sys->x = (p_filter->fmt_out.video.i_width-w)/2;
|
||||
if( p_filter->p_sys->y*2 + h >= p_filter->fmt_out.video.i_height )
|
||||
p_filter->p_sys->y = (p_filter->fmt_out.video.i_height-h)/2;
|
||||
|
||||
if( p_filter->p_sys->y*2 + h >= p_filter->fmt_out.video.i_height )
|
||||
p_filter->p_sys->yinc = -1;
|
||||
if( p_filter->p_sys->y <= 0 )
|
||||
p_filter->p_sys->yinc = 1;
|
||||
|
||||
for( y = 0; y< 16; y++ )
|
||||
{
|
||||
if( p_filter->p_sys->v == 0 && p_filter->p_sys->u != 0 )
|
||||
p_filter->p_sys->u -= 1;
|
||||
else if( p_filter->p_sys->u == 0xff )
|
||||
p_filter->p_sys->v -= 1;
|
||||
else if( p_filter->p_sys->v == 0xff )
|
||||
p_filter->p_sys->u += 1;
|
||||
else if( p_filter->p_sys->u == 0 )
|
||||
p_filter->p_sys->v += 1;
|
||||
}
|
||||
|
||||
p_outpic->date = p_pic->date;
|
||||
p_outpic->b_force = p_pic->b_force;
|
||||
p_outpic->i_nb_fields = p_pic->i_nb_fields;
|
||||
p_outpic->b_progressive = p_pic->b_progressive;
|
||||
p_outpic->b_top_field_first = p_pic->b_top_field_first;
|
||||
|
||||
p_pic->pf_release( p_pic );
|
||||
|
||||
return p_outpic;
|
||||
}
|
211
modules/video_filter/ripple.c
Normal file
211
modules/video_filter/ripple.c
Normal file
@ -0,0 +1,211 @@
|
||||
/*****************************************************************************
|
||||
* ripple.c : Ripple video effect plugin for vlc
|
||||
*****************************************************************************
|
||||
* Copyright (C) 2000-2006 the VideoLAN team
|
||||
* $Id$
|
||||
*
|
||||
* Authors: Samuel Hocevar <sam@zoy.org>
|
||||
* Antoine Cellerier <dionoea -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
|
||||
* the Free Software Foundation; either version 2 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.
|
||||
*
|
||||
* 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.
|
||||
*****************************************************************************/
|
||||
|
||||
/*****************************************************************************
|
||||
* Preamble
|
||||
*****************************************************************************/
|
||||
#include <stdlib.h> /* malloc(), free() */
|
||||
#include <string.h>
|
||||
|
||||
#include <math.h> /* sin(), cos() */
|
||||
|
||||
#include <vlc/vlc.h>
|
||||
#include <vlc/decoder.h>
|
||||
|
||||
#include "vlc_filter.h"
|
||||
|
||||
/*****************************************************************************
|
||||
* Local prototypes
|
||||
*****************************************************************************/
|
||||
static int Create ( vlc_object_t * );
|
||||
static void Destroy ( vlc_object_t * );
|
||||
|
||||
static picture_t *Filter( filter_t *, picture_t * );
|
||||
|
||||
/*****************************************************************************
|
||||
* Module descriptor
|
||||
*****************************************************************************/
|
||||
vlc_module_begin();
|
||||
set_description( _("Ripple video filter") );
|
||||
set_shortname( N_( "Ripple" ));
|
||||
set_capability( "video filter2", 0 );
|
||||
set_category( CAT_VIDEO );
|
||||
set_subcategory( SUBCAT_VIDEO_VFILTER2 );
|
||||
|
||||
add_shortcut( "ripple" );
|
||||
set_callbacks( Create, Destroy );
|
||||
vlc_module_end();
|
||||
|
||||
/*****************************************************************************
|
||||
* vout_sys_t: Distort video output method descriptor
|
||||
*****************************************************************************
|
||||
* This structure is part of the video output thread descriptor.
|
||||
* It describes the Distort specific properties of an output thread.
|
||||
*****************************************************************************/
|
||||
struct filter_sys_t
|
||||
{
|
||||
double f_angle;
|
||||
mtime_t last_date;
|
||||
};
|
||||
|
||||
/*****************************************************************************
|
||||
* Create: allocates Distort video thread output method
|
||||
*****************************************************************************
|
||||
* This function allocates and initializes a Distort vout method.
|
||||
*****************************************************************************/
|
||||
static int Create( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t *)p_this;
|
||||
|
||||
/* Allocate structure */
|
||||
p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
|
||||
if( p_filter->p_sys == NULL )
|
||||
{
|
||||
msg_Err( p_filter, "out of memory" );
|
||||
return VLC_ENOMEM;
|
||||
}
|
||||
|
||||
p_filter->pf_video_filter = Filter;
|
||||
|
||||
p_filter->p_sys->f_angle = 0.0;
|
||||
p_filter->p_sys->last_date = 0;
|
||||
|
||||
return VLC_SUCCESS;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Destroy: destroy Distort video thread output method
|
||||
*****************************************************************************
|
||||
* Terminate an output method created by DistortCreateOutputMethod
|
||||
*****************************************************************************/
|
||||
static void Destroy( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t *)p_this;
|
||||
free( p_filter->p_sys );
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Render: displays previously rendered output
|
||||
*****************************************************************************
|
||||
* This function send the currently rendered image to Distort image, waits
|
||||
* until it is displayed and switch the two rendering buffers, preparing next
|
||||
* frame.
|
||||
*****************************************************************************/
|
||||
static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
|
||||
{
|
||||
picture_t *p_outpic;
|
||||
int i_index;
|
||||
double f_angle;
|
||||
mtime_t new_date = mdate();
|
||||
|
||||
if( !p_pic ) return NULL;
|
||||
|
||||
p_outpic = p_filter->pf_vout_buffer_new( p_filter );
|
||||
if( !p_outpic )
|
||||
{
|
||||
msg_Warn( p_filter, "can't get output picture" );
|
||||
if( p_pic->pf_release )
|
||||
p_pic->pf_release( p_pic );
|
||||
return NULL;
|
||||
}
|
||||
|
||||
p_filter->p_sys->f_angle -= (p_filter->p_sys->last_date - new_date) / 100000.0;
|
||||
p_filter->p_sys->last_date = new_date;
|
||||
f_angle = p_filter->p_sys->f_angle;
|
||||
|
||||
for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
|
||||
{
|
||||
int i_line, i_first_line, i_num_lines, i_offset;
|
||||
uint8_t black_pixel;
|
||||
uint8_t *p_in, *p_out;
|
||||
|
||||
black_pixel = ( i_index == Y_PLANE ) ? 0x00 : 0x80;
|
||||
|
||||
i_num_lines = p_pic->p[i_index].i_visible_lines;
|
||||
|
||||
i_first_line = i_num_lines * 4 / 5;
|
||||
|
||||
p_in = p_pic->p[i_index].p_pixels;
|
||||
p_out = p_outpic->p[i_index].p_pixels;
|
||||
|
||||
for( i_line = 0 ; i_line < i_first_line ; i_line++ )
|
||||
{
|
||||
p_filter->p_vlc->pf_memcpy( p_out, p_in,
|
||||
p_pic->p[i_index].i_visible_pitch );
|
||||
p_in += p_pic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
|
||||
/* Ok, we do 3 times the sin() calculation for each line. So what ? */
|
||||
for( i_line = i_first_line ; i_line < i_num_lines ; i_line++ )
|
||||
{
|
||||
/* Calculate today's offset, don't go above 1/20th of the screen */
|
||||
i_offset = (int)( (double)(p_pic->p[i_index].i_pitch)
|
||||
* sin( f_angle + 2.0 * (double)i_line
|
||||
/ (double)( 1 + i_line
|
||||
- i_first_line) )
|
||||
* (double)(i_line - i_first_line)
|
||||
/ (double)i_num_lines
|
||||
/ 8.0 );
|
||||
|
||||
if( i_offset )
|
||||
{
|
||||
if( i_offset < 0 )
|
||||
{
|
||||
p_filter->p_vlc->pf_memcpy( p_out, p_in - i_offset,
|
||||
p_pic->p[i_index].i_visible_pitch + i_offset );
|
||||
p_in -= p_pic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
memset( p_out + i_offset, black_pixel, -i_offset );
|
||||
}
|
||||
else
|
||||
{
|
||||
p_filter->p_vlc->pf_memcpy( p_out + i_offset, p_in,
|
||||
p_pic->p[i_index].i_visible_pitch - i_offset );
|
||||
memset( p_out, black_pixel, i_offset );
|
||||
p_in -= p_pic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
p_filter->p_vlc->pf_memcpy( p_out, p_in,
|
||||
p_pic->p[i_index].i_visible_pitch );
|
||||
p_in -= p_pic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
p_outpic->date = p_pic->date;
|
||||
p_outpic->b_force = p_pic->b_force;
|
||||
p_outpic->i_nb_fields = p_pic->i_nb_fields;
|
||||
p_outpic->b_progressive = p_pic->b_progressive;
|
||||
p_outpic->b_top_field_first = p_pic->b_top_field_first;
|
||||
|
||||
p_pic->pf_release( p_pic );
|
||||
|
||||
return p_outpic;
|
||||
}
|
198
modules/video_filter/wave.c
Normal file
198
modules/video_filter/wave.c
Normal file
@ -0,0 +1,198 @@
|
||||
/*****************************************************************************
|
||||
* wave.c : Wave video effect plugin for vlc
|
||||
*****************************************************************************
|
||||
* Copyright (C) 2000-2006 the VideoLAN team
|
||||
* $Id$
|
||||
*
|
||||
* Authors: Samuel Hocevar <sam@zoy.org>
|
||||
* Antoine Cellerier <dionoea -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
|
||||
* the Free Software Foundation; either version 2 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.
|
||||
*
|
||||
* 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.
|
||||
*****************************************************************************/
|
||||
|
||||
/*****************************************************************************
|
||||
* Preamble
|
||||
*****************************************************************************/
|
||||
#include <stdlib.h> /* malloc(), free() */
|
||||
#include <string.h>
|
||||
|
||||
#include <math.h> /* sin(), cos() */
|
||||
|
||||
#include <vlc/vlc.h>
|
||||
#include <vlc/decoder.h>
|
||||
|
||||
#include "vlc_filter.h"
|
||||
|
||||
/*****************************************************************************
|
||||
* Local prototypes
|
||||
*****************************************************************************/
|
||||
static int Create ( vlc_object_t * );
|
||||
static void Destroy ( vlc_object_t * );
|
||||
|
||||
static picture_t *Filter( filter_t *, picture_t * );
|
||||
|
||||
/*****************************************************************************
|
||||
* Module descriptor
|
||||
*****************************************************************************/
|
||||
vlc_module_begin();
|
||||
set_description( _("Wave video filter") );
|
||||
set_shortname( N_( "Wave" ));
|
||||
set_capability( "video filter2", 0 );
|
||||
set_category( CAT_VIDEO );
|
||||
set_subcategory( SUBCAT_VIDEO_VFILTER2 );
|
||||
|
||||
add_shortcut( "wave" );
|
||||
set_callbacks( Create, Destroy );
|
||||
vlc_module_end();
|
||||
|
||||
/*****************************************************************************
|
||||
* vout_sys_t: Distort video output method descriptor
|
||||
*****************************************************************************
|
||||
* This structure is part of the video output thread descriptor.
|
||||
* It describes the Distort specific properties of an output thread.
|
||||
*****************************************************************************/
|
||||
struct filter_sys_t
|
||||
{
|
||||
double f_angle;
|
||||
mtime_t last_date;
|
||||
};
|
||||
|
||||
/*****************************************************************************
|
||||
* Create: allocates Distort video thread output method
|
||||
*****************************************************************************
|
||||
* This function allocates and initializes a Distort vout method.
|
||||
*****************************************************************************/
|
||||
static int Create( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t *)p_this;
|
||||
|
||||
/* Allocate structure */
|
||||
p_filter->p_sys = malloc( sizeof( filter_sys_t ) );
|
||||
if( p_filter->p_sys == NULL )
|
||||
{
|
||||
msg_Err( p_filter, "out of memory" );
|
||||
return VLC_ENOMEM;
|
||||
}
|
||||
|
||||
p_filter->pf_video_filter = Filter;
|
||||
|
||||
p_filter->p_sys->f_angle = 0.0;
|
||||
p_filter->p_sys->last_date = 0;
|
||||
|
||||
return VLC_SUCCESS;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Destroy: destroy Distort video thread output method
|
||||
*****************************************************************************
|
||||
* Terminate an output method created by DistortCreateOutputMethod
|
||||
*****************************************************************************/
|
||||
static void Destroy( vlc_object_t *p_this )
|
||||
{
|
||||
filter_t *p_filter = (filter_t *)p_this;
|
||||
free( p_filter->p_sys );
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
* Render: displays previously rendered output
|
||||
*****************************************************************************
|
||||
* This function send the currently rendered image to Distort image, waits
|
||||
* until it is displayed and switch the two rendering buffers, preparing next
|
||||
* frame.
|
||||
*****************************************************************************/
|
||||
static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
|
||||
{
|
||||
picture_t *p_outpic;
|
||||
int i_index;
|
||||
double f_angle;
|
||||
mtime_t new_date = mdate();
|
||||
|
||||
if( !p_pic ) return NULL;
|
||||
|
||||
p_outpic = p_filter->pf_vout_buffer_new( p_filter );
|
||||
if( !p_outpic )
|
||||
{
|
||||
msg_Warn( p_filter, "can't get output picture" );
|
||||
if( p_pic->pf_release )
|
||||
p_pic->pf_release( p_pic );
|
||||
return NULL;
|
||||
}
|
||||
|
||||
p_filter->p_sys->f_angle += (new_date - p_filter->p_sys->last_date) / 200000.0;
|
||||
p_filter->p_sys->last_date = new_date;
|
||||
f_angle = p_filter->p_sys->f_angle;
|
||||
|
||||
for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
|
||||
{
|
||||
int i_line, i_num_lines, i_offset;
|
||||
uint8_t black_pixel;
|
||||
uint8_t *p_in, *p_out;
|
||||
|
||||
p_in = p_pic->p[i_index].p_pixels;
|
||||
p_out = p_outpic->p[i_index].p_pixels;
|
||||
|
||||
i_num_lines = p_pic->p[i_index].i_visible_lines;
|
||||
|
||||
black_pixel = ( i_index == Y_PLANE ) ? 0x00 : 0x80;
|
||||
|
||||
/* Ok, we do 3 times the sin() calculation for each line. So what ? */
|
||||
for( i_line = 0 ; i_line < i_num_lines ; i_line++ )
|
||||
{
|
||||
/* Calculate today's offset, don't go above 1/20th of the screen */
|
||||
i_offset = (int)( (double)(p_pic->p[i_index].i_visible_pitch)
|
||||
* sin( f_angle + 10.0 * (double)i_line
|
||||
/ (double)i_num_lines )
|
||||
/ 20.0 );
|
||||
|
||||
if( i_offset )
|
||||
{
|
||||
if( i_offset < 0 )
|
||||
{
|
||||
p_filter->p_vlc->pf_memcpy( p_out, p_in - i_offset,
|
||||
p_pic->p[i_index].i_visible_pitch + i_offset );
|
||||
p_in += p_pic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
memset( p_out + i_offset, black_pixel, -i_offset );
|
||||
}
|
||||
else
|
||||
{
|
||||
p_filter->p_vlc->pf_memcpy( p_out + i_offset, p_in,
|
||||
p_pic->p[i_index].i_visible_pitch - i_offset );
|
||||
memset( p_out, black_pixel, i_offset );
|
||||
p_in += p_pic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
p_filter->p_vlc->pf_memcpy( p_out, p_in,
|
||||
p_pic->p[i_index].i_visible_pitch );
|
||||
p_in += p_pic->p[i_index].i_pitch;
|
||||
p_out += p_outpic->p[i_index].i_pitch;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
p_outpic->date = p_pic->date;
|
||||
p_outpic->b_force = p_pic->b_force;
|
||||
p_outpic->i_nb_fields = p_pic->i_nb_fields;
|
||||
p_outpic->b_progressive = p_pic->b_progressive;
|
||||
p_outpic->b_top_field_first = p_pic->b_top_field_first;
|
||||
|
||||
p_pic->pf_release( p_pic );
|
||||
|
||||
return p_outpic;
|
||||
}
|
Loading…
Reference in New Issue
Block a user