2 * This file is part of MPlayer.
4 * MPlayer is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * MPlayer is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28 #include "img_format.h"
32 #include "libswscale/rgb2rgb.h"
34 //===========================================================================//
36 // commented out 16 and 15 bit output support, because the conversion
37 // routines are incorrrect. they assume the palette to be of the same
38 // depth as the output, which is incorrect. --Joey
40 static const unsigned int bgr_list
[]={
47 static const unsigned int rgb_list
[]={
55 static unsigned int gray_pal
[256];
57 static unsigned int find_best(struct vf_instance
* vf
, unsigned int fmt
){
60 const unsigned int* p
;
61 if(fmt
==IMGFMT_BGR8
) p
=bgr_list
;
62 else if(fmt
==IMGFMT_RGB8
) p
=rgb_list
;
65 ret
=vf
->next
->query_format(vf
->next
,*p
);
66 mp_msg(MSGT_VFILTER
,MSGL_DBG2
,"[%s] query(%s) -> %d\n",vf
->info
->name
,vo_format_name(*p
),ret
&3);
67 if(ret
&VFCAP_CSP_SUPPORTED_BY_HW
){ best
=*p
; break;} // no conversion -> bingo!
68 if(ret
&VFCAP_CSP_SUPPORTED
&& !best
) best
=*p
; // best with conversion
74 //===========================================================================//
81 static int config(struct vf_instance
* vf
,
82 int width
, int height
, int d_width
, int d_height
,
83 unsigned int flags
, unsigned int outfmt
){
85 vf
->priv
->fmt
=find_best(vf
,outfmt
);
87 // no matching fmt, so force one...
88 if(outfmt
==IMGFMT_RGB8
) vf
->priv
->fmt
=IMGFMT_RGB32
;
89 else if(outfmt
==IMGFMT_BGR8
) vf
->priv
->fmt
=IMGFMT_BGR32
;
92 return vf_next_config(vf
,width
,height
,d_width
,d_height
,flags
,vf
->priv
->fmt
);
95 static int put_image(struct vf_instance
* vf
, mp_image_t
*mpi
, double pts
){
97 uint8_t *old_palette
= mpi
->planes
[1];
99 // hope we'll get DR buffer:
100 dmpi
=vf_get_image(vf
->next
,vf
->priv
->fmt
,
101 MP_IMGTYPE_TEMP
, MP_IMGFLAG_ACCEPT_STRIDE
,
106 if(!vf
->priv
->pal_msg
){
107 mp_msg(MSGT_VFILTER
,MSGL_V
,"[%s] no palette given, assuming builtin grayscale one\n",vf
->info
->name
);
110 mpi
->planes
[1] = (unsigned char*)gray_pal
;
113 if(mpi
->w
==mpi
->stride
[0] && dmpi
->w
*(dmpi
->bpp
>>3)==dmpi
->stride
[0]){
114 // no stride conversion needed
115 switch(IMGFMT_RGB_DEPTH(dmpi
->imgfmt
)){
117 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
118 palette8tobgr15(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
120 palette8torgb15(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
123 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
124 palette8tobgr16(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
126 palette8torgb16(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
129 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
130 palette8topacked24(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
132 palette8topacked24(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
135 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
136 palette8topacked32(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
138 palette8topacked32(mpi
->planes
[0],dmpi
->planes
[0],mpi
->h
*mpi
->w
,mpi
->planes
[1]);
143 for(y
=0;y
<mpi
->h
;y
++){
144 unsigned char* src
=mpi
->planes
[0]+y
*mpi
->stride
[0];
145 unsigned char* dst
=dmpi
->planes
[0]+y
*dmpi
->stride
[0];
146 switch(IMGFMT_RGB_DEPTH(dmpi
->imgfmt
)){
148 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
149 palette8tobgr15(src
,dst
,mpi
->w
,mpi
->planes
[1]);
151 palette8torgb15(src
,dst
,mpi
->w
,mpi
->planes
[1]);
154 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
155 palette8tobgr16(src
,dst
,mpi
->w
,mpi
->planes
[1]);
157 palette8torgb16(src
,dst
,mpi
->w
,mpi
->planes
[1]);
160 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
161 palette8topacked24(src
,dst
,mpi
->w
,mpi
->planes
[1]);
163 palette8topacked24(src
,dst
,mpi
->w
,mpi
->planes
[1]);
166 if (IMGFMT_IS_BGR(dmpi
->imgfmt
))
167 palette8topacked32(src
,dst
,mpi
->w
,mpi
->planes
[1]);
169 palette8topacked32(src
,dst
,mpi
->w
,mpi
->planes
[1]);
174 mpi
->planes
[1] = old_palette
;
176 return vf_next_put_image(vf
,dmpi
, pts
);
179 //===========================================================================//
181 static int query_format(struct vf_instance
* vf
, unsigned int fmt
){
182 int best
=find_best(vf
,fmt
);
183 if(!best
) return 0; // no match
184 return vf
->next
->query_format(vf
->next
,best
);
187 static void uninit(vf_instance_t
*vf
) {
191 static int vf_open(vf_instance_t
*vf
, char *args
){
195 vf
->put_image
=put_image
;
196 vf
->query_format
=query_format
;
197 vf
->priv
=malloc(sizeof(struct vf_priv_s
));
198 memset(vf
->priv
, 0, sizeof(struct vf_priv_s
));
199 for(i
=0;i
<256;i
++) gray_pal
[i
]=0x01010101*i
;
202 if (!strcasecmp(args
,"rgb15")) vf
->priv
->fmt
=IMGFMT_RGB15
; else
203 if (!strcasecmp(args
,"rgb16")) vf
->priv
->fmt
=IMGFMT_RGB16
; else
204 if (!strcasecmp(args
,"rgb24")) vf
->priv
->fmt
=IMGFMT_RGB24
; else
205 if (!strcasecmp(args
,"rgb32")) vf
->priv
->fmt
=IMGFMT_RGB32
; else
206 if (!strcasecmp(args
,"bgr15")) vf
->priv
->fmt
=IMGFMT_BGR15
; else
207 if (!strcasecmp(args
,"bgr16")) vf
->priv
->fmt
=IMGFMT_BGR16
; else
208 if (!strcasecmp(args
,"bgr24")) vf
->priv
->fmt
=IMGFMT_BGR24
; else
209 if (!strcasecmp(args
,"bgr32")) vf
->priv
->fmt
=IMGFMT_BGR32
; else
211 mp_tmsg(MSGT_VFILTER
, MSGL_WARN
, "[VF_FORMAT] Unknown format name: '%s'.\n", args
);
218 const vf_info_t vf_info_palette
= {
219 "8bpp indexed (using palette) -> BGR 15/16/24/32 conversion",
227 //===========================================================================//