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lavfi/mp: remove 2xsai wrapped filter

It was ported to a native libavfilter filter.

Stefano Sabatini committed 14 years ago

Commit 5eeecde1 parent b7a78305 files · +1 −341Browse files

Showing the changes to libavfilter/libmpcodecs (1 of 5 files). Show all

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libavfilter/libmpcodecs/vf_2xsai.c+0−336
@@ -1,336 +0,0 @@
1−/*
2− * This file is part of MPlayer.
3− *
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.
8− *
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.
13− *
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.
17− */
18−
19−#include <stdio.h>
20−#include <stdlib.h>
21−#include <string.h>
22−#include <inttypes.h>
23−
24−#include "config.h"
25−#include "mp_msg.h"
26−
27−#include "img_format.h"
28−#include "mp_image.h"
29−#include "vf.h"
30−
31−//===========================================================================//
32−
33−/* FIXME: these all belong in the context, not as globals! */
34−
35−static uint32_t colorMask = 0xF7DEF7DE;
36−static uint32_t lowPixelMask = 0x08210821;
37−static uint32_t qcolorMask = 0xE79CE79C;
38−static uint32_t qlowpixelMask = 0x18631863;
39−static uint32_t redblueMask = 0xF81F;
40−static uint32_t greenMask = 0x7E0;
41−static int PixelsPerMask = 2;
42−
43−#define makecol(r,g,b) (r+(g<<8)+(b<<16))
44−#define makecol_depth(d,r,g,b) (r+(g<<8)+(b<<16))
45−
46−static int Init_2xSaI(int d)
47−{
48−
49− int minr = 0, ming = 0, minb = 0;
50− int i;
51−
52−// if (d != 15 && d != 16 && d != 24 && d != 32)
53−// return -1;
54−
55− /* Get lowest color bit */
56− for (i = 0; i < 255; i++) {
57− if (!minr)
58− minr = makecol(i, 0, 0);
59− if (!ming)
60− ming = makecol(0, i, 0);
61− if (!minb)
62− minb = makecol(0, 0, i);
63− }
64−
65− colorMask = (makecol_depth(d, 255, 0, 0) - minr) | (makecol_depth(d, 0, 255, 0) - ming) | (makecol_depth(d, 0, 0, 255) - minb);
66− lowPixelMask = minr | ming | minb;
67− qcolorMask = (makecol_depth(d, 255, 0, 0) - 3 * minr) | (makecol_depth(d, 0, 255, 0) - 3 * ming) | (makecol_depth(d, 0, 0, 255) - 3 * minb);
68− qlowpixelMask = (minr * 3) | (ming * 3) | (minb * 3);
69− redblueMask = makecol_depth(d, 255, 0, 255);
70− greenMask = makecol_depth(d, 0, 255, 0);
71−
72− PixelsPerMask = (d <= 16) ? 2 : 1;
73−
74− if (PixelsPerMask == 2) {
75− colorMask |= (colorMask << 16);
76− qcolorMask |= (qcolorMask << 16);
77− lowPixelMask |= (lowPixelMask << 16);
78− qlowpixelMask |= (qlowpixelMask << 16);
79− }
80−
81−// TRACE("Color Mask: 0x%lX\n", colorMask);
82−// TRACE("Low Pixel Mask: 0x%lX\n", lowPixelMask);
83−// TRACE("QColor Mask: 0x%lX\n", qcolorMask);
84−// TRACE("QLow Pixel Mask: 0x%lX\n", qlowpixelMask);
85−
86− return 0;
87−}
88−
89−
90−#define GET_RESULT(A, B, C, D) ((A != C || A != D) - (B != C || B != D))
91−
92−#define INTERPOLATE(A, B) (((A & colorMask) >> 1) + ((B & colorMask) >> 1) + (A & B & lowPixelMask))
93−
94−#define Q_INTERPOLATE(A, B, C, D) ((A & qcolorMask) >> 2) + ((B & qcolorMask) >> 2) + ((C & qcolorMask) >> 2) + ((D & qcolorMask) >> 2) \
95− + ((((A & qlowpixelMask) + (B & qlowpixelMask) + (C & qlowpixelMask) + (D & qlowpixelMask)) >> 2) & qlowpixelMask)
96−
97−
98−static void Super2xSaI_ex(uint8_t *src, uint32_t src_pitch,
99− uint8_t *dst, uint32_t dst_pitch,
100− uint32_t width, uint32_t height, int sbpp)
101−{
102−
103− unsigned int x, y;
104− uint32_t color[16];
105− unsigned char *src_line[4];
106−
107− /* Point to the first 3 lines. */
108− src_line[0] = src;
109− src_line[1] = src;
110− src_line[2] = src + src_pitch;
111− src_line[3] = src + src_pitch * 2;
112−
113− x = 0, y = 0;
114−
115− if (PixelsPerMask == 2) {
116− unsigned short *sbp;
117− sbp = (unsigned short*)src_line[0];
118− color[0] = *sbp; color[1] = color[0]; color[2] = color[0]; color[3] = color[0];
119− color[4] = color[0]; color[5] = color[0]; color[6] = *(sbp + 1); color[7] = *(sbp + 2);
120− sbp = (unsigned short*)src_line[2];
121− color[8] = *sbp; color[9] = color[8]; color[10] = *(sbp + 1); color[11] = *(sbp + 2);
122− sbp = (unsigned short*)src_line[3];
123− color[12] = *sbp; color[13] = color[12]; color[14] = *(sbp + 1); color[15] = *(sbp + 2);
124− }
125− else {
126− uint32_t *lbp;
127− lbp = (uint32_t*)src_line[0];
128− color[0] = *lbp; color[1] = color[0]; color[2] = color[0]; color[3] = color[0];
129− color[4] = color[0]; color[5] = color[0]; color[6] = *(lbp + 1); color[7] = *(lbp + 2);
130− lbp = (uint32_t*)src_line[2];
131− color[8] = *lbp; color[9] = color[8]; color[10] = *(lbp + 1); color[11] = *(lbp + 2);
132− lbp = (uint32_t*)src_line[3];
133− color[12] = *lbp; color[13] = color[12]; color[14] = *(lbp + 1); color[15] = *(lbp + 2);
134− }
135−
136− for (y = 0; y < height; y++) {
137− unsigned char *dst_line[2];
138−
139− dst_line[0] = dst + dst_pitch*2*y;
140− dst_line[1] = dst + dst_pitch*(2*y+1);
141−
142− /* Todo: x = width - 2, x = width - 1 */
143−
144− for (x = 0; x < width; x++) {
145− uint32_t product1a, product1b, product2a, product2b;
146−
147−//--------------------------------------- B0 B1 B2 B3 0 1 2 3
148−// 4 5* 6 S2 -> 4 5* 6 7
149−// 1 2 3 S1 8 9 10 11
150−// A0 A1 A2 A3 12 13 14 15
151−//--------------------------------------
152− if (color[9] == color[6] && color[5] != color[10]) {
153− product2b = color[9];
154− product1b = product2b;
155− }
156− else if (color[5] == color[10] && color[9] != color[6]) {
157− product2b = color[5];
158− product1b = product2b;
159− }
160− else if (color[5] == color[10] && color[9] == color[6]) {
161− int r = 0;
162−
163− r += GET_RESULT(color[6], color[5], color[8], color[13]);
164− r += GET_RESULT(color[6], color[5], color[4], color[1]);
165− r += GET_RESULT(color[6], color[5], color[14], color[11]);
166− r += GET_RESULT(color[6], color[5], color[2], color[7]);
167−
168− if (r > 0)
169− product1b = color[6];
170− else if (r < 0)
171− product1b = color[5];
172− else
173− product1b = INTERPOLATE(color[5], color[6]);
174−
175− product2b = product1b;
176−
177− }
178− else {
179− if (color[6] == color[10] && color[10] == color[13] && color[9] != color[14] && color[10] != color[12])
180− product2b = Q_INTERPOLATE(color[10], color[10], color[10], color[9]);
181− else if (color[5] == color[9] && color[9] == color[14] && color[13] != color[10] && color[9] != color[15])
182− product2b = Q_INTERPOLATE(color[9], color[9], color[9], color[10]);
183− else
184− product2b = INTERPOLATE(color[9], color[10]);
185−
186− if (color[6] == color[10] && color[6] == color[1] && color[5] != color[2] && color[6] != color[0])
187− product1b = Q_INTERPOLATE(color[6], color[6], color[6], color[5]);
188− else if (color[5] == color[9] && color[5] == color[2] && color[1] != color[6] && color[5] != color[3])
189− product1b = Q_INTERPOLATE(color[6], color[5], color[5], color[5]);
190− else
191− product1b = INTERPOLATE(color[5], color[6]);
192− }
193−
194− if (color[5] == color[10] && color[9] != color[6] && color[4] == color[5] && color[5] != color[14])
195− product2a = INTERPOLATE(color[9], color[5]);
196− else if (color[5] == color[8] && color[6] == color[5] && color[4] != color[9] && color[5] != color[12])
197− product2a = INTERPOLATE(color[9], color[5]);
198− else
199− product2a = color[9];
200−
201− if (color[9] == color[6] && color[5] != color[10] && color[8] == color[9] && color[9] != color[2])
202− product1a = INTERPOLATE(color[9], color[5]);
203− else if (color[4] == color[9] && color[10] == color[9] && color[8] != color[5] && color[9] != color[0])
204− product1a = INTERPOLATE(color[9], color[5]);
205− else
206− product1a = color[5];
207−
208− if (PixelsPerMask == 2) {
209− *((uint32_t *) (&dst_line[0][x * 4])) = product1a | (product1b << 16);
210− *((uint32_t *) (&dst_line[1][x * 4])) = product2a | (product2b << 16);
211− }
212− else {
213− *((uint32_t *) (&dst_line[0][x * 8])) = product1a;
214− *((uint32_t *) (&dst_line[0][x * 8 + 4])) = product1b;
215− *((uint32_t *) (&dst_line[1][x * 8])) = product2a;
216− *((uint32_t *) (&dst_line[1][x * 8 + 4])) = product2b;
217− }
218−
219− /* Move color matrix forward */
220− color[0] = color[1]; color[4] = color[5]; color[8] = color[9]; color[12] = color[13];
221− color[1] = color[2]; color[5] = color[6]; color[9] = color[10]; color[13] = color[14];
222− color[2] = color[3]; color[6] = color[7]; color[10] = color[11]; color[14] = color[15];
223−
224− if (x < width - 3) {
225− x += 3;
226− if (PixelsPerMask == 2) {
227− color[3] = *(((unsigned short*)src_line[0]) + x);
228− color[7] = *(((unsigned short*)src_line[1]) + x);
229− color[11] = *(((unsigned short*)src_line[2]) + x);
230− color[15] = *(((unsigned short*)src_line[3]) + x);
231− }
232− else {
233− color[3] = *(((uint32_t*)src_line[0]) + x);
234− color[7] = *(((uint32_t*)src_line[1]) + x);
235− color[11] = *(((uint32_t*)src_line[2]) + x);
236− color[15] = *(((uint32_t*)src_line[3]) + x);
237− }
238− x -= 3;
239− }
240− }
241−
242− /* We're done with one line, so we shift the source lines up */
243− src_line[0] = src_line[1];
244− src_line[1] = src_line[2];
245− src_line[2] = src_line[3];
246−
247− /* Read next line */
248− if (y + 3 >= height)
249− src_line[3] = src_line[2];
250− else
251− src_line[3] = src_line[2] + src_pitch;
252−
253− /* Then shift the color matrix up */
254− if (PixelsPerMask == 2) {
255− unsigned short *sbp;
256− sbp = (unsigned short*)src_line[0];
257− color[0] = *sbp; color[1] = color[0]; color[2] = *(sbp + 1); color[3] = *(sbp + 2);
258− sbp = (unsigned short*)src_line[1];
259− color[4] = *sbp; color[5] = color[4]; color[6] = *(sbp + 1); color[7] = *(sbp + 2);
260− sbp = (unsigned short*)src_line[2];
261− color[8] = *sbp; color[9] = color[9]; color[10] = *(sbp + 1); color[11] = *(sbp + 2);
262− sbp = (unsigned short*)src_line[3];
263− color[12] = *sbp; color[13] = color[12]; color[14] = *(sbp + 1); color[15] = *(sbp + 2);
264− }
265− else {
266− uint32_t *lbp;
267− lbp = (uint32_t*)src_line[0];
268− color[0] = *lbp; color[1] = color[0]; color[2] = *(lbp + 1); color[3] = *(lbp + 2);
269− lbp = (uint32_t*)src_line[1];
270− color[4] = *lbp; color[5] = color[4]; color[6] = *(lbp + 1); color[7] = *(lbp + 2);
271− lbp = (uint32_t*)src_line[2];
272− color[8] = *lbp; color[9] = color[9]; color[10] = *(lbp + 1); color[11] = *(lbp + 2);
273− lbp = (uint32_t*)src_line[3];
274− color[12] = *lbp; color[13] = color[12]; color[14] = *(lbp + 1); color[15] = *(lbp + 2);
275− }
276−
277− } // y loop
278−
279−}
280−
281−
282−//===========================================================================//
283−
284−static int config(struct vf_instance *vf,
285− int width, int height, int d_width, int d_height,
286− unsigned int flags, unsigned int outfmt){
287−
288− Init_2xSaI(outfmt&255);
289−
290− return vf_next_config(vf,2*width,2*height,2*d_width,2*d_height,flags,outfmt);
291−}
292−
293−static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
294− mp_image_t *dmpi;
295−
296− // hope we'll get DR buffer:
297− dmpi=vf_get_image(vf->next,mpi->imgfmt,
298− MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
299− 2*mpi->w, 2*mpi->h);
300−
301− Super2xSaI_ex(mpi->planes[0], mpi->stride[0],
302− dmpi->planes[0], dmpi->stride[0],
303− mpi->w, mpi->h, mpi->bpp/8);
304−
305− return vf_next_put_image(vf,dmpi, pts);
306−}
307−
308−//===========================================================================//
309−
310−static int query_format(struct vf_instance *vf, unsigned int fmt){
311− switch(fmt){
312−// case IMGFMT_BGR15:
313−// case IMGFMT_BGR16:
314− case IMGFMT_BGR32:
315− return vf_next_query_format(vf,fmt);
316− }
317− return 0;
318−}
319−
320−static int vf_open(vf_instance_t *vf, char *args){
321− vf->config=config;
322− vf->put_image=put_image;
323− vf->query_format=query_format;
324− return 1;
325−}
326−
327−const vf_info_t vf_info_2xsai = {
328− "2xSai BGR bitmap 2x scaler",
329− "2xsai",
330− "A'rpi",
331− "http://elektron.its.tudelft.nl/~dalikifa/",
332− vf_open,
333− NULL
334−};
335−
336−//===========================================================================//

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