* transform.c : transform image module for vlc
*****************************************************************************
* Copyright (C) 2000-2006 the VideoLAN team
+ * Copyright (C) 2010 Laurent Aimar
* $Id$
*
* Authors: Samuel Hocevar <sam@zoy.org>
+ * Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*****************************************************************************/
#ifdef HAVE_CONFIG_H
-# include "config.h"
+# include "config.h"
#endif
+#include <limits.h>
#include <vlc_common.h>
#include <vlc_plugin.h>
-#include <vlc_vout.h>
-
-#include "filter_common.h"
-#include "filter_picture.h"
-
-#define TRANSFORM_MODE_HFLIP 1
-#define TRANSFORM_MODE_VFLIP 2
-#define TRANSFORM_MODE_90 3
-#define TRANSFORM_MODE_180 4
-#define TRANSFORM_MODE_270 5
+#include <vlc_filter.h>
/*****************************************************************************
- * Local prototypes
+ * Module descriptor
*****************************************************************************/
-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 int Open (vlc_object_t *);
+static void Close(vlc_object_t *);
-static void FilterPlanar( vout_thread_t *, const picture_t *, picture_t * );
-static void FilterI422( vout_thread_t *, const picture_t *, picture_t * );
-static void FilterYUYV( vout_thread_t *, const picture_t *, picture_t * );
-
-static int SendEvents( vlc_object_t *, char const *,
- vlc_value_t, vlc_value_t, void * );
+#define CFG_PREFIX "transform-"
-/*****************************************************************************
- * Module descriptor
- *****************************************************************************/
#define TYPE_TEXT N_("Transform type")
#define TYPE_LONGTEXT N_("One of '90', '180', '270', 'hflip' and 'vflip'")
-
-static const char *const type_list[] = { "90", "180", "270", "hflip", "vflip" };
-static const char *const type_list_text[] = { N_("Rotate by 90 degrees"),
+static const char * const type_list[] = { "90", "180", "270", "hflip", "vflip" };
+static const char * const type_list_text[] = { N_("Rotate by 90 degrees"),
N_("Rotate by 180 degrees"), N_("Rotate by 270 degrees"),
N_("Flip horizontally"), N_("Flip vertically") };
-#define CFG_PREFIX "transform-"
+vlc_module_begin()
+ set_description(N_("Video transformation filter"))
+ set_shortname(N_("Transformation"))
+ set_help(N_("Rotate or flip the video"))
+ set_capability("video filter2", 0)
+ set_category(CAT_VIDEO)
+ set_subcategory(SUBCAT_VIDEO_VFILTER)
-vlc_module_begin();
- set_description( N_("Video transformation filter") );
- set_shortname( N_("Transformation"));
- set_capability( "video filter", 0 );
- set_category( CAT_VIDEO );
- set_subcategory( SUBCAT_VIDEO_VFILTER );
+ add_string(CFG_PREFIX "type", "90", TYPE_TEXT, TYPE_LONGTEXT, false)
+ change_string_list(type_list, type_list_text, 0)
- add_string( CFG_PREFIX "type", "90", NULL,
- TYPE_TEXT, TYPE_LONGTEXT, false);
- change_string_list( type_list, type_list_text, 0);
-
- add_shortcut( "transform" );
- set_callbacks( Create, Destroy );
-vlc_module_end();
-
-static const char *const ppsz_filter_options[] = {
- "type", NULL
-};
+ add_shortcut("transform")
+ set_callbacks(Open, Close)
+vlc_module_end()
/*****************************************************************************
- * vout_sys_t: Transform video output method descriptor
- *****************************************************************************
- * This structure is part of the video output thread descriptor.
- * It describes the Transform specific properties of an output thread.
- *****************************************************************************/
-struct vout_sys_t
-{
- int i_mode;
- bool b_rotation;
- vout_thread_t *p_vout;
-
- void (*pf_filter)( vout_thread_t *, const picture_t *, picture_t * );
-};
-
-/*****************************************************************************
- * Control: control facility for the vout (forwards to child vout)
+ * Local prototypes
*****************************************************************************/
-static int Control( vout_thread_t *p_vout, int i_query, va_list args )
+static void HFlip(int *sx, int *sy, int w, int h, int dx, int dy)
{
- return vout_vaControl( p_vout->p_sys->p_vout, i_query, args );
+ VLC_UNUSED( h );
+ *sx = w - 1 - dx;
+ *sy = dy;
}
-
-/*****************************************************************************
- * Create: allocates Transform video thread output method
- *****************************************************************************
- * This function allocates and initializes a Transform vout method.
- *****************************************************************************/
-static int Create( vlc_object_t *p_this )
+static void VFlip(int *sx, int *sy, int w, int h, int dx, int dy)
{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
- char *psz_method;
-
- /* Allocate structure */
- p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
- if( p_vout->p_sys == NULL )
- 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->pf_control = Control;
-
- config_ChainParse( p_vout, CFG_PREFIX, ppsz_filter_options,
- p_vout->p_cfg );
-
- /* Look what method was requested */
- psz_method = var_CreateGetNonEmptyStringCommand( p_vout, "transform-type" );
-
- switch( p_vout->fmt_in.i_chroma )
- {
- CASE_PLANAR_YUV_SQUARE
- case VLC_FOURCC('G','R','E','Y'):
- p_vout->p_sys->pf_filter = FilterPlanar;
- break;
-
- case VLC_FOURCC('I','4','2','2'):
- case VLC_FOURCC('J','4','2','2'):
- p_vout->p_sys->pf_filter = FilterI422;
- break;
-
- CASE_PACKED_YUV_422
- p_vout->p_sys->pf_filter = FilterYUYV;
- break;
-
- default:
- msg_Err( p_vout, "Unsupported chroma" );
- free( p_vout->p_sys );
- return VLC_EGENERIC;
- }
-
- if( psz_method == NULL )
- {
- msg_Err( p_vout, "configuration variable %s empty", "transform-type" );
- msg_Err( p_vout, "no valid transform mode provided, using '90'" );
- p_vout->p_sys->i_mode = TRANSFORM_MODE_90;
- p_vout->p_sys->b_rotation = 1;
- }
- else
- {
- if( !strcmp( psz_method, "hflip" ) )
- {
- p_vout->p_sys->i_mode = TRANSFORM_MODE_HFLIP;
- p_vout->p_sys->b_rotation = 0;
- }
- else if( !strcmp( psz_method, "vflip" ) )
- {
- p_vout->p_sys->i_mode = TRANSFORM_MODE_VFLIP;
- p_vout->p_sys->b_rotation = 0;
- }
- else if( !strcmp( psz_method, "90" ) )
- {
- p_vout->p_sys->i_mode = TRANSFORM_MODE_90;
- p_vout->p_sys->b_rotation = 1;
- }
- else if( !strcmp( psz_method, "180" ) )
- {
- p_vout->p_sys->i_mode = TRANSFORM_MODE_180;
- p_vout->p_sys->b_rotation = 0;
- }
- else if( !strcmp( psz_method, "270" ) )
- {
- p_vout->p_sys->i_mode = TRANSFORM_MODE_270;
- p_vout->p_sys->b_rotation = 1;
- }
- else
- {
- msg_Err( p_vout, "no valid transform mode provided, using '90'" );
- p_vout->p_sys->i_mode = TRANSFORM_MODE_90;
- p_vout->p_sys->b_rotation = 1;
- }
-
- free( psz_method );
- }
-
- return VLC_SUCCESS;
+ VLC_UNUSED( w );
+ *sx = dx;
+ *sy = h - 1 - dy;
}
-
-/*****************************************************************************
- * Init: initialize Transform video thread output method
- *****************************************************************************/
-static int Init( vout_thread_t *p_vout )
+static void R90(int *sx, int *sy, int w, int h, int dx, int dy)
{
- int i_index;
- picture_t *p_pic;
- video_format_t fmt;
-
- I_OUTPUTPICTURES = 0;
- memset( &fmt, 0, sizeof(video_format_t) );
-
- /* Initialize the output structure */
- 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;
- p_vout->fmt_out = p_vout->fmt_in;
- fmt = p_vout->fmt_out;
-
- /* Try to open the real video output */
- msg_Dbg( p_vout, "spawning the real video output" );
-
- if( p_vout->p_sys->b_rotation )
- {
- fmt.i_width = p_vout->fmt_out.i_height;
- fmt.i_visible_width = p_vout->fmt_out.i_visible_height;
- fmt.i_x_offset = p_vout->fmt_out.i_y_offset;
-
- fmt.i_height = p_vout->fmt_out.i_width;
- fmt.i_visible_height = p_vout->fmt_out.i_visible_width;
- fmt.i_y_offset = p_vout->fmt_out.i_x_offset;
-
- fmt.i_aspect = VOUT_ASPECT_FACTOR *
- (uint64_t)VOUT_ASPECT_FACTOR / fmt.i_aspect;
-
- fmt.i_sar_num = p_vout->fmt_out.i_sar_den;
- fmt.i_sar_den = p_vout->fmt_out.i_sar_num;
- }
-
- p_vout->p_sys->p_vout = vout_Create( p_vout, &fmt );
-
- /* Everything failed */
- if( p_vout->p_sys->p_vout == NULL )
- {
- msg_Err( p_vout, "cannot open vout, aborting" );
- return VLC_EGENERIC;
- }
-
- ALLOCATE_DIRECTBUFFERS( VOUT_MAX_PICTURES );
-
- ADD_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
-
- ADD_PARENT_CALLBACKS( SendEventsToChild );
-
- return VLC_SUCCESS;
+ VLC_UNUSED( h );
+ *sx = dy;
+ *sy = w - 1 - dx;
}
-
-/*****************************************************************************
- * End: terminate Transform video thread output method
- *****************************************************************************/
-static void End( vout_thread_t *p_vout )
+static void R180(int *sx, int *sy, int w, int h, int dx, int dy)
{
- int i_index;
-
- DEL_PARENT_CALLBACKS( SendEventsToChild );
-
- DEL_CALLBACKS( p_vout->p_sys->p_vout, SendEvents );
-
- /* Free the fake output buffers we allocated */
- for( i_index = I_OUTPUTPICTURES ; i_index ; )
- {
- i_index--;
- free( PP_OUTPUTPICTURE[ i_index ]->p_data_orig );
- }
-
- vout_CloseAndRelease( p_vout->p_sys->p_vout );
+ *sx = w - dx;
+ *sy = h - dy;
}
-
-/*****************************************************************************
- * Destroy: destroy Transform video thread output method
- *****************************************************************************
- * Terminate an output method created by TransformCreateOutputMethod
- *****************************************************************************/
-static void Destroy( vlc_object_t *p_this )
+static void R270(int *sx, int *sy, int w, int h, int dx, int dy)
{
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
-
- free( p_vout->p_sys );
+ VLC_UNUSED( w );
+ *sx = h - 1 - dy;
+ *sy = dx;
}
+typedef void (*convert_t)(int *, int *, int, int, int, int);
-/*****************************************************************************
- * Render: displays previously rendered output
- *****************************************************************************
- * This function send the currently rendered image to Transform 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 )
+static void Planar(plane_t *dst, const plane_t *src, convert_t f)
{
- picture_t *p_outpic;
-
- /* This is a new frame. Get a structure from the video_output. */
- while( ( p_outpic = vout_CreatePicture( p_vout->p_sys->p_vout, 0, 0, 0 ) )
- == NULL )
- {
- if( !vlc_object_alive (p_vout) || p_vout->b_error )
- {
- return;
+ for (int y = 0; y < dst->i_visible_lines; y++) {
+ for (int x = 0; x < dst->i_visible_pitch; x++) {
+ int sx, sy;
+ f(&sx, &sy, dst->i_visible_pitch, dst->i_visible_lines, x, y);
+ dst->p_pixels[y * dst->i_pitch + x] = src->p_pixels[sy * src->i_pitch + sx];
}
- msleep( VOUT_OUTMEM_SLEEP );
}
-
- p_outpic->date = p_pic->date;
- vout_LinkPicture( p_vout->p_sys->p_vout, p_outpic );
-
- p_vout->p_sys->pf_filter( p_vout, p_pic, p_outpic );
-
- vout_UnlinkPicture( p_vout->p_sys->p_vout, p_outpic );
-
- vout_DisplayPicture( p_vout->p_sys->p_vout, p_outpic );
}
-/*****************************************************************************
- * 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 )
-{
- VLC_UNUSED(p_this); VLC_UNUSED(oldval);
- vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
- vlc_value_t sentval = newval;
+#define PLANAR(f) \
+ static void Planar##f(plane_t *dst, const plane_t *src) { Planar(dst, src, f); }
+
+PLANAR(HFlip)
+PLANAR(VFlip)
+PLANAR(R90)
+PLANAR(R180)
+PLANAR(R270)
+
+typedef struct {
+ char name[8];
+ bool is_rotated;
+ convert_t convert;
+ convert_t iconvert;
+ void (*planar)(plane_t *dst, const plane_t *src);
+} transform_description_t;
+
+static const transform_description_t descriptions[] = {
+ { "90", true, R90, R270, PlanarR90, },
+ { "180", false, R180, R180, PlanarR180, },
+ { "270", true, R270, R90, PlanarR270, },
+ { "hflip", false, HFlip, HFlip, PlanarHFlip, },
+ { "vflip", false, VFlip, VFlip, PlanarVFlip, },
+
+ { "", false, NULL, NULL, NULL, }
+};
- /* Translate the mouse coordinates */
- if( !strcmp( psz_var, "mouse-x" ) )
- {
- switch( p_vout->p_sys->i_mode )
- {
- case TRANSFORM_MODE_270:
- sentval.i_int = p_vout->p_sys->p_vout->output.i_width
- - sentval.i_int;
- case TRANSFORM_MODE_90:
- var_Set( p_vout, "mouse-y", sentval );
- return VLC_SUCCESS;
+struct filter_sys_t {
+ const transform_description_t *dsc;
+ const vlc_chroma_description_t *chroma;
+};
- case TRANSFORM_MODE_180:
- case TRANSFORM_MODE_HFLIP:
- sentval.i_int = p_vout->p_sys->p_vout->output.i_width
- - sentval.i_int;
- break;
+static picture_t *Filter(filter_t *filter, picture_t *src)
+{
+ filter_sys_t *sys = filter->p_sys;
- case TRANSFORM_MODE_VFLIP:
- default:
- break;
- }
+ picture_t *dst = filter_NewPicture(filter);
+ if (!dst) {
+ picture_Release(src);
+ return NULL;
}
- else if( !strcmp( psz_var, "mouse-y" ) )
- {
- switch( p_vout->p_sys->i_mode )
- {
- case TRANSFORM_MODE_90:
- sentval.i_int = p_vout->p_sys->p_vout->output.i_height
- - sentval.i_int;
- case TRANSFORM_MODE_270:
- var_Set( p_vout, "mouse-x", sentval );
- return VLC_SUCCESS;
- case TRANSFORM_MODE_180:
- case TRANSFORM_MODE_VFLIP:
- sentval.i_int = p_vout->p_sys->p_vout->output.i_height
- - sentval.i_int;
- break;
-
- case TRANSFORM_MODE_HFLIP:
- default:
- break;
- }
+ const vlc_chroma_description_t *chroma = sys->chroma;
+ if (chroma->plane_count < 3) {
+ /* TODO */
+ } else {
+ for (unsigned i = 0; i < chroma->plane_count; i++)
+ sys->dsc->planar(&dst->p[i], &src->p[i]);
}
- var_Set( p_vout, psz_var, sentval );
-
- return VLC_SUCCESS;
+ picture_CopyProperties(dst, src);
+ picture_Release(src);
+ return dst;
}
-/*****************************************************************************
- * 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 )
+static int Mouse(filter_t *filter, vlc_mouse_t *mouse,
+ const vlc_mouse_t *mold, const vlc_mouse_t *mnew)
{
- VLC_UNUSED(p_data); VLC_UNUSED(oldval);
- vout_thread_t *p_vout = (vout_thread_t *)p_this;
- var_Set( p_vout->p_sys->p_vout, psz_var, newval );
+ VLC_UNUSED( mold );
+
+ const video_format_t *fmt = &filter->fmt_out.video;
+ const transform_description_t *dsc = filter->p_sys->dsc;
+
+ *mouse = *mnew;
+ dsc->convert(&mouse->i_x, &mouse->i_y,
+ fmt->i_visible_width, fmt->i_visible_height, mouse->i_x, mouse->i_y);
return VLC_SUCCESS;
}
-static void FilterPlanar( vout_thread_t *p_vout,
- const picture_t *p_pic, picture_t *p_outpic )
+static int Open(vlc_object_t *object)
{
- int i_index;
- switch( p_vout->p_sys->i_mode )
- {
- case TRANSFORM_MODE_90:
- for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
- {
- int i_pitch = p_pic->p[i_index].i_pitch;
-
- uint8_t *p_in = p_pic->p[i_index].p_pixels;
-
- uint8_t *p_out = p_outpic->p[i_index].p_pixels;
- uint8_t *p_out_end = p_out +
- p_outpic->p[i_index].i_visible_lines *
- p_outpic->p[i_index].i_pitch;
-
- for( ; p_out < p_out_end ; )
- {
- uint8_t *p_line_end;
-
- p_out_end -= p_outpic->p[i_index].i_pitch
- - p_outpic->p[i_index].i_visible_pitch;
- p_line_end = p_in + p_pic->p[i_index].i_visible_lines *
- i_pitch;
-
- for( ; p_in < p_line_end ; )
- {
- p_line_end -= i_pitch;
- *(--p_out_end) = *p_line_end;
- }
-
- p_in++;
- }
- }
- break;
-
- case TRANSFORM_MODE_180:
- for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
- {
- uint8_t *p_in = p_pic->p[i_index].p_pixels;
- uint8_t *p_in_end = p_in + p_pic->p[i_index].i_visible_lines
- * p_pic->p[i_index].i_pitch;
-
- uint8_t *p_out = p_outpic->p[i_index].p_pixels;
-
- for( ; p_in < p_in_end ; )
- {
- uint8_t *p_line_start = p_in_end
- - p_pic->p[i_index].i_pitch;
- p_in_end -= p_pic->p[i_index].i_pitch
- - p_pic->p[i_index].i_visible_pitch;
-
- for( ; p_line_start < p_in_end ; )
- {
- *p_out++ = *(--p_in_end);
- }
-
- p_out += p_outpic->p[i_index].i_pitch
- - p_outpic->p[i_index].i_visible_pitch;
- }
- }
- break;
-
- case TRANSFORM_MODE_270:
- for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
- {
- int i_pitch = p_pic->p[i_index].i_pitch;
-
- uint8_t *p_in = p_pic->p[i_index].p_pixels;
-
- uint8_t *p_out = p_outpic->p[i_index].p_pixels;
- uint8_t *p_out_end = p_out +
- p_outpic->p[i_index].i_visible_lines *
- p_outpic->p[i_index].i_pitch;
-
- for( ; p_out < p_out_end ; )
- {
- uint8_t *p_in_end;
-
- p_in_end = p_in + p_pic->p[i_index].i_visible_lines *
- i_pitch;
+ filter_t *filter = (filter_t *)object;
+ const video_format_t *src = &filter->fmt_in.video;
+ video_format_t *dst = &filter->fmt_out.video;
+
+ const vlc_chroma_description_t *chroma =
+ vlc_fourcc_GetChromaDescription(src->i_chroma);
+ if (!chroma || chroma->plane_count < 3) {
+ msg_Err(filter, "Unsupported chroma (%4.4s)", (char*)&src->i_chroma);
+ /* TODO support packed and rgb */
+ return VLC_EGENERIC;
+ }
- for( ; p_in < p_in_end ; )
- {
- p_in_end -= i_pitch;
- *p_out++ = *p_in_end;
- }
+ filter_sys_t *sys = malloc(sizeof(*sys));
+ if (!sys)
+ return VLC_ENOMEM;
- p_out += p_outpic->p[i_index].i_pitch
- - p_outpic->p[i_index].i_visible_pitch;
- p_in++;
- }
- }
- break;
+ sys->chroma = chroma;
- case TRANSFORM_MODE_HFLIP:
- for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
- {
- uint8_t *p_in = p_pic->p[i_index].p_pixels;
- uint8_t *p_in_end = p_in + p_pic->p[i_index].i_visible_lines
- * p_pic->p[i_index].i_pitch;
+ char *type_name = var_InheritString(filter, CFG_PREFIX"type");
- uint8_t *p_out = p_outpic->p[i_index].p_pixels;
+ sys->dsc = NULL;
+ for (int i = 0; !sys->dsc && *descriptions[i].name; i++) {
+ if (type_name && *type_name && !strcmp(descriptions[i].name, type_name))
+ sys->dsc = &descriptions[i];
+ }
+ if (!sys->dsc) {
+ sys->dsc = &descriptions[0];
+ msg_Warn(filter, "No valid transform mode provided, using '%s'", sys->dsc->name);
+ }
- for( ; p_in < p_in_end ; )
- {
- p_in_end -= p_pic->p[i_index].i_pitch;
- vlc_memcpy( p_out, p_in_end,
- p_pic->p[i_index].i_visible_pitch );
- p_out += p_pic->p[i_index].i_pitch;
- }
- }
- break;
+ free(type_name);
- case TRANSFORM_MODE_VFLIP:
- for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
- {
- uint8_t *p_in = p_pic->p[i_index].p_pixels;
- uint8_t *p_in_end = p_in + p_pic->p[i_index].i_visible_lines
- * p_pic->p[i_index].i_pitch;
+ if (sys->dsc->is_rotated) {
+ if (!filter->b_allow_fmt_out_change) {
+ msg_Err(filter, "Format change is not allowed");
+ free(sys);
+ return VLC_EGENERIC;
+ }
- uint8_t *p_out = p_outpic->p[i_index].p_pixels;
+ dst->i_width = src->i_height;
+ dst->i_visible_width = src->i_visible_height;
+ dst->i_height = src->i_width;
+ dst->i_visible_height = src->i_visible_width;
+ dst->i_sar_num = src->i_sar_den;
+ dst->i_sar_den = src->i_sar_num;
+ }
- for( ; p_in < p_in_end ; )
- {
- uint8_t *p_line_end = p_in
- + p_pic->p[i_index].i_visible_pitch;
+ dst->i_x_offset = INT_MAX;
+ dst->i_y_offset = INT_MAX;
+ for (int i = 0; i < 2; i++) {
+ int tx, ty;
+ sys->dsc->iconvert(&tx, &ty,
+ src->i_width, src->i_height,
+ src->i_x_offset + i * (src->i_visible_width - 1),
+ src->i_y_offset + i * (src->i_visible_height - 1));
+ dst->i_x_offset = __MIN(dst->i_x_offset, (unsigned)(1 + tx));
+ dst->i_y_offset = __MIN(dst->i_y_offset, (unsigned)(1 + ty));
+ }
- for( ; p_in < p_line_end ; )
- {
- *p_out++ = *(--p_line_end);
- }
+ filter->p_sys = sys;
+ filter->pf_video_filter = Filter;
+ filter->pf_video_mouse = Mouse;
+ return VLC_SUCCESS;
+}
- p_in += p_pic->p[i_index].i_pitch;
- }
- }
- break;
+static void Close(vlc_object_t *object)
+{
+ filter_t *filter = (filter_t *)object;
+ filter_sys_t *sys = filter->p_sys;
- default:
- break;
- }
+ free(sys);
}
+#if 0
static void FilterI422( vout_thread_t *p_vout,
const picture_t *p_pic, picture_t *p_outpic )
{
switch( p_vout->p_sys->i_mode )
{
- case TRANSFORM_MODE_HFLIP:
+ case TRANSFORM_MODE_VFLIP:
/* Fall back on the default implementation */
FilterPlanar( p_vout, p_pic, p_outpic );
return;
}
break;
- case TRANSFORM_MODE_VFLIP:
+ case TRANSFORM_MODE_HFLIP:
for( i_index = 0 ; i_index < p_pic->i_planes ; i_index++ )
{
uint8_t *p_in = p_pic->p[i_index].p_pixels;
}
p_in += p_pic->p[i_index].i_pitch;
+ p_out += p_outpic->p[i_index].i_pitch
+ - p_outpic->p[i_index].i_visible_pitch;
}
}
break;
break;
}
}
+#endif