/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h> /* malloc(), free() */
-#include <string.h>
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include <vlc/vlc.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
static void End ( vout_thread_t * );
static void Render ( vout_thread_t *, picture_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-"
vlc_module_begin();
- set_description( _("Video transformation filter") );
- set_shortname( _("Transformation"));
+ 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", NULL,
- TYPE_TEXT, TYPE_LONGTEXT, VLC_FALSE);
+ TYPE_TEXT, TYPE_LONGTEXT, false);
change_string_list( type_list, type_list_text, 0);
add_shortcut( "transform" );
struct vout_sys_t
{
int i_mode;
- vlc_bool_t b_rotation;
+ bool b_rotation;
vout_thread_t *p_vout;
+
+ void (*pf_filter)( vout_thread_t *, const picture_t *, picture_t * );
};
/*****************************************************************************
/* Look what method was requested */
psz_method = var_CreateGetNonEmptyString( 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" );
static void Render( vout_thread_t *p_vout, picture_t *p_pic )
{
picture_t *p_outpic;
- int i_index;
/* 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 ) )
vout_DatePicture( p_vout->p_sys->p_vout, p_outpic, 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;
+
+ /* 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;
+
+ case TRANSFORM_MODE_180:
+ case TRANSFORM_MODE_HFLIP:
+ sentval.i_int = p_vout->p_sys->p_vout->output.i_width
+ - sentval.i_int;
+ break;
+
+ case TRANSFORM_MODE_VFLIP:
+ default:
+ break;
+ }
+ }
+ 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;
+ }
+ }
+
+ var_Set( p_vout, psz_var, sentval );
+
+ 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 )
+{
+ 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 );
+ return VLC_SUCCESS;
+}
+
+static void FilterPlanar( vout_thread_t *p_vout,
+ const picture_t *p_pic, picture_t *p_outpic )
+{
+ int i_index;
switch( p_vout->p_sys->i_mode )
{
case TRANSFORM_MODE_90:
for( ; p_in < p_in_end ; )
{
p_in_end -= p_pic->p[i_index].i_pitch;
- p_vout->p_libvlc->pf_memcpy( p_out, p_in_end,
- p_pic->p[i_index].i_visible_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;
}
}
{
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;
+ * 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_end = p_in
- + p_pic->p[i_index].i_visible_pitch;
+ + p_pic->p[i_index].i_visible_pitch;
for( ; p_in < p_line_end ; )
{
default:
break;
}
-
- 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 )
+static void FilterI422( vout_thread_t *p_vout,
+ const picture_t *p_pic, picture_t *p_outpic )
{
- vout_thread_t *p_vout = (vout_thread_t *)_p_vout;
- vlc_value_t sentval = newval;
-
- /* Translate the mouse coordinates */
- if( !strcmp( psz_var, "mouse-x" ) )
+ int i_index;
+ switch( p_vout->p_sys->i_mode )
{
- 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;
-
case TRANSFORM_MODE_180:
case TRANSFORM_MODE_HFLIP:
- sentval.i_int = p_vout->p_sys->p_vout->output.i_width
- - sentval.i_int;
+ case TRANSFORM_MODE_VFLIP:
+ /* Fall back on the default implementation */
+ FilterPlanar( p_vout, p_pic, p_outpic );
+ return;
+
+ 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;
+
+ if( i_index == 0 )
+ {
+ 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++;
+ }
+ }
+ else /* i_index == 1 or 2 */
+ {
+ for( ; p_out < p_out_end ; )
+ {
+ uint8_t *p_line_end, *p_out_end2;
+
+ p_out_end -= p_outpic->p[i_index].i_pitch
+ - p_outpic->p[i_index].i_visible_pitch;
+ p_out_end2 = p_out_end - p_outpic->p[i_index].i_pitch;
+ p_line_end = p_in + p_pic->p[i_index].i_visible_lines *
+ i_pitch;
+
+ for( ; p_in < p_line_end ; )
+ {
+ uint8_t p1, p2;
+
+ p_line_end -= i_pitch;
+ p1 = *p_line_end;
+ p_line_end -= i_pitch;
+ p2 = *p_line_end;
+
+ /* Trick for (x+y)/2 without overflow, based on
+ * x + y == (x ^ y) + 2 * (x & y) */
+ *(--p_out_end) = (p1 & p2) + ((p1 ^ p2) / 2);
+ *(--p_out_end2) = (p1 & p2) + ((p1 ^ p2) / 2);
+ }
+
+ p_out_end = p_out_end2;
+ p_in++;
+ }
+ }
+ }
+ 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;
+
+ if( i_index == 0 )
+ {
+ 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;
+
+ for( ; p_in < p_in_end ; )
+ {
+ p_in_end -= i_pitch;
+ *p_out++ = *p_in_end;
+ }
+
+ p_out += p_outpic->p[i_index].i_pitch
+ - p_outpic->p[i_index].i_visible_pitch;
+ p_in++;
+ }
+ }
+ else /* i_index == 1 or 2 */
+ {
+ for( ; p_out < p_out_end ; )
+ {
+ uint8_t *p_in_end, *p_out2;
+
+ p_in_end = p_in + p_pic->p[i_index].i_visible_lines *
+ i_pitch;
+ p_out2 = p_out + p_outpic->p[i_index].i_pitch;
+
+ for( ; p_in < p_in_end ; )
+ {
+ uint8_t p1, p2;
+
+ p_in_end -= i_pitch;
+ p1 = *p_in_end;
+ p_in_end -= i_pitch;
+ p2 = *p_in_end;
+
+ /* Trick for (x+y)/2 without overflow, based on
+ * x + y == (x ^ y) + 2 * (x & y) */
+ *p_out++ = (p1 & p2) + ((p1 ^ p2) / 2);
+ *p_out2++ = (p1 & p2) + ((p1 ^ p2) / 2);
+ }
+
+ p_out2 += p_outpic->p[i_index].i_pitch
+ - p_outpic->p[i_index].i_visible_pitch;
+ p_out = p_out2;
+ p_in++;
+ }
+ }
+ }
break;
- case TRANSFORM_MODE_VFLIP:
default:
break;
- }
}
- else if( !strcmp( psz_var, "mouse-y" ) )
+}
+
+static void FilterYUYV( vout_thread_t *p_vout,
+ const picture_t *p_pic, picture_t *p_outpic )
+{
+ int i_index;
+ int i_y_offset, i_u_offset, i_v_offset;
+ if( GetPackedYuvOffsets( p_pic->format.i_chroma, &i_y_offset,
+ &i_u_offset, &i_v_offset ) != VLC_SUCCESS )
+ return;
+
+ switch( p_vout->p_sys->i_mode )
{
- switch( p_vout->p_sys->i_mode )
- {
+ case TRANSFORM_MODE_HFLIP:
+ /* Fall back on the default implementation */
+ FilterPlanar( p_vout, p_pic, p_outpic );
+ return;
+
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;
+ 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;
+
+ int i_offset = i_u_offset;
+ int i_offset2 = i_v_offset;
+ 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 -= 4;
+ p_out_end[i_y_offset+2] = p_line_end[i_y_offset];
+ p_out_end[i_u_offset] = p_line_end[i_offset];
+ p_line_end -= i_pitch;
+ p_out_end[i_y_offset] = p_line_end[i_y_offset];
+ p_out_end[i_v_offset] = p_line_end[i_offset2];
+ }
+
+ p_in += 2;
+
+ {
+ int a = i_offset;
+ i_offset = i_offset2;
+ i_offset2 = a;
+ }
+ }
+ }
+ break;
case TRANSFORM_MODE_180:
- case TRANSFORM_MODE_VFLIP:
- sentval.i_int = p_vout->p_sys->p_vout->output.i_height
- - sentval.i_int;
+ 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_in_end -= 4;
+ p_out[i_y_offset] = p_in_end[i_y_offset+2];
+ p_out[i_u_offset] = p_in_end[i_u_offset];
+ p_out[i_y_offset+2] = p_in_end[i_y_offset];
+ p_out[i_v_offset] = p_in_end[i_v_offset];
+ p_out += 4;
+ }
+
+ p_out += p_outpic->p[i_index].i_pitch
+ - p_outpic->p[i_index].i_visible_pitch;
+ }
+ }
break;
- case TRANSFORM_MODE_HFLIP:
- default:
+ 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;
+
+ int i_offset = i_u_offset;
+ int i_offset2 = i_v_offset;
+ 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;
+
+ for( ; p_in < p_in_end ; )
+ {
+ p_in_end -= i_pitch;
+ p_out[i_y_offset] = p_in_end[i_y_offset];
+ p_out[i_u_offset] = p_in_end[i_offset];
+ p_in_end -= i_pitch;
+ p_out[i_y_offset+2] = p_in_end[i_y_offset];
+ p_out[i_v_offset] = p_in_end[i_offset2];
+ p_out += 4;
+ }
+
+ p_out += p_outpic->p[i_index].i_pitch
+ - p_outpic->p[i_index].i_visible_pitch;
+ p_in += 2;
+
+ {
+ int a = i_offset;
+ i_offset = i_offset2;
+ i_offset2 = a;
+ }
+ }
+ }
break;
- }
- }
- var_Set( p_vout, psz_var, sentval );
+ 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;
- return VLC_SUCCESS;
-}
+ uint8_t *p_out = p_outpic->p[i_index].p_pixels;
-/*****************************************************************************
- * 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;
+ for( ; p_in < p_in_end ; )
+ {
+ uint8_t *p_line_end = p_in
+ + p_pic->p[i_index].i_visible_pitch;
+
+ for( ; p_in < p_line_end ; )
+ {
+ p_line_end -= 4;
+ p_out[i_y_offset] = p_line_end[i_y_offset+2];
+ p_out[i_u_offset] = p_line_end[i_u_offset];
+ p_out[i_y_offset+2] = p_line_end[i_y_offset];
+ p_out[i_v_offset] = p_line_end[i_v_offset];
+ p_out += 4;
+ }
+
+ p_in += p_pic->p[i_index].i_pitch;
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
}
projects / vlc / blobdiff