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.
26 #include "subopt-helper.h"
27 #include "video_out.h"
28 #include "video_out_internal.h"
29 #include "font_load.h"
32 #include "gl_common.h"
34 #include "fastmemcpy.h"
38 #ifdef CONFIG_SDL_SDL_H
45 static const vo_info_t info
=
49 "Reimar Doeffinger <Reimar.Doeffinger@gmx.de>",
53 const LIBVO_EXTERN(gl
)
56 static const vo_info_t info_nosw
=
58 "OpenGL no software rendering",
60 "Reimar Doeffinger <Reimar.Doeffinger@gmx.de>",
63 static int preinit_nosw(const char *arg
);
64 const struct vo_driver video_out_gl_nosw
=
68 .preinit
= old_vo_preinit
,
69 .config
= old_vo_config
,
70 .control
= old_vo_control
,
71 .draw_slice
= old_vo_draw_slice
,
72 .draw_osd
= old_vo_draw_osd
,
73 .flip_page
= old_vo_flip_page
,
74 .check_events
= old_vo_check_events
,
75 .uninit
= old_vo_uninit
,
76 .old_functions
= &(struct vo_old_functions
){
90 static int wsGLXAttrib
[] = { GLX_RGBA
,
97 static MPGLContext glctx
;
100 static int scaled_osd
;
101 //! How many parts the OSD may consist of at most
102 #define MAX_OSD_PARTS 20
104 static GLuint osdtex
[MAX_OSD_PARTS
];
106 //! Alpha textures for OSD
107 static GLuint osdatex
[MAX_OSD_PARTS
];
109 static GLuint
*eosdtex
;
110 #define LARGE_EOSD_TEX_SIZE 512
111 #define TINYTEX_SIZE 16
112 #define TINYTEX_COLS (LARGE_EOSD_TEX_SIZE/TINYTEX_SIZE)
113 #define TINYTEX_MAX (TINYTEX_COLS*TINYTEX_COLS)
114 #define SMALLTEX_SIZE 32
115 #define SMALLTEX_COLS (LARGE_EOSD_TEX_SIZE/SMALLTEX_SIZE)
116 #define SMALLTEX_MAX (SMALLTEX_COLS*SMALLTEX_COLS)
117 static GLuint largeeosdtex
[2];
118 //! Display lists that draw the OSD parts
119 static GLuint osdDispList
[MAX_OSD_PARTS
];
121 static GLuint osdaDispList
[MAX_OSD_PARTS
];
123 static GLuint eosdDispList
;
124 //! How many parts the OSD currently consists of
125 static int osdtexCnt
;
126 static int eosdtexCnt
;
127 static int osd_color
;
129 static int use_aspect
;
130 static int use_ycbcr
;
131 #define MASK_ALL_YUV (~(1 << YUV_CONVERSION_NONE))
132 #define MASK_NOT_COMBINERS (~((1 << YUV_CONVERSION_NONE) | (1 << YUV_CONVERSION_COMBINERS)))
133 #define MASK_GAMMA_SUPPORT (MASK_NOT_COMBINERS & ~(1 << YUV_CONVERSION_FRAGMENT))
135 static int colorspace
;
136 static int levelconv
;
140 static float filter_strength
;
141 static int yuvconvtype
;
142 static int use_rectangle
;
143 static int err_shown
;
144 static uint32_t image_width
;
145 static uint32_t image_height
;
146 static uint32_t image_format
;
147 static int many_fmts
;
149 static int force_pbo
;
150 static int mesa_buffer
;
151 static int use_glFinish
;
152 static int swap_interval
;
153 static GLenum gl_target
;
154 static GLint gl_texfmt
;
155 static GLenum gl_format
;
156 static GLenum gl_type
;
157 static GLuint gl_buffer
;
158 static GLuint gl_buffer_uv
[2];
159 static int gl_buffersize
;
160 static int gl_buffersize_uv
;
161 static void *gl_bufferptr
;
162 static void *gl_bufferptr_uv
[2];
163 static int mesa_buffersize
;
164 static void *mesa_bufferptr
;
165 static GLuint fragprog
;
166 static GLuint default_texs
[22];
167 static char *custom_prog
;
168 static char *custom_tex
;
169 static int custom_tlin
;
170 static int custom_trect
;
171 static int mipmap_gen
;
173 static int int_pause
;
174 static int eq_bri
= 0;
175 static int eq_cont
= 0;
176 static int eq_sat
= 0;
177 static int eq_hue
= 0;
178 static int eq_rgamma
= 0;
179 static int eq_ggamma
= 0;
180 static int eq_bgamma
= 0;
182 static int texture_width
;
183 static int texture_height
;
184 static int mpi_flipped
;
185 static int vo_flipped
;
186 static int ass_border_x
, ass_border_y
;
188 static unsigned int slice_height
= 1;
190 static void redraw(void);
192 static void resize(int x
,int y
){
193 mp_msg(MSGT_VO
, MSGL_V
, "[gl] Resize: %dx%d\n",x
,y
);
195 int top
= 0, left
= 0, w
= x
, h
= y
;
196 geometry(&top
, &left
, &w
, &h
, vo_screenwidth
, vo_screenheight
);
197 mpglViewport(top
, left
, w
, h
);
199 mpglViewport( 0, 0, x
, y
);
201 mpglMatrixMode(GL_PROJECTION
);
203 ass_border_x
= ass_border_y
= 0;
204 if (aspect_scaling() && use_aspect
) {
206 GLdouble scale_x
, scale_y
;
207 aspect(&new_w
, &new_h
, A_WINZOOM
);
208 panscan_calc_windowed();
209 new_w
+= vo_panscan_x
;
210 new_h
+= vo_panscan_y
;
211 scale_x
= (GLdouble
)new_w
/ (GLdouble
)x
;
212 scale_y
= (GLdouble
)new_h
/ (GLdouble
)y
;
213 mpglScaled(scale_x
, scale_y
, 1);
214 ass_border_x
= (vo_dwidth
- new_w
) / 2;
215 ass_border_y
= (vo_dheight
- new_h
) / 2;
217 mpglOrtho(0, image_width
, image_height
, 0, -1,1);
219 mpglMatrixMode(GL_MODELVIEW
);
223 #ifdef CONFIG_FREETYPE
224 // adjust font size to display size
227 vo_osd_changed(OSDTYPE_OSD
);
229 mpglClear(GL_COLOR_BUFFER_BIT
);
233 static void texSize(int w
, int h
, int *texw
, int *texh
) {
235 *texw
= w
; *texh
= h
;
244 if (mesa_buffer
) *texw
= (*texw
+ 63) & ~63;
245 else if (ati_hack
) *texw
= (*texw
+ 511) & ~511;
248 //! maximum size of custom fragment program
249 #define MAX_CUSTOM_PROG_SIZE (1024 * 1024)
250 static void update_yuvconv(void) {
252 float bri
= eq_bri
/ 100.0;
253 float cont
= (eq_cont
+ 100) / 100.0;
254 float hue
= eq_hue
/ 100.0 * 3.1415927;
255 float sat
= (eq_sat
+ 100) / 100.0;
256 float rgamma
= exp(log(8.0) * eq_rgamma
/ 100.0);
257 float ggamma
= exp(log(8.0) * eq_ggamma
/ 100.0);
258 float bgamma
= exp(log(8.0) * eq_bgamma
/ 100.0);
259 gl_conversion_params_t params
= {gl_target
, yuvconvtype
,
260 {colorspace
, levelconv
, bri
, cont
, hue
, sat
, rgamma
, ggamma
, bgamma
},
261 texture_width
, texture_height
, 0, 0, filter_strength
};
262 mp_get_chroma_shift(image_format
, &xs
, &ys
);
263 params
.chrom_texw
= params
.texw
>> xs
;
264 params
.chrom_texh
= params
.texh
>> ys
;
265 glSetupYUVConversion(¶ms
);
267 FILE *f
= fopen(custom_prog
, "rb");
269 mp_msg(MSGT_VO
, MSGL_WARN
,
270 "[gl] Could not read customprog %s\n", custom_prog
);
272 char *prog
= calloc(1, MAX_CUSTOM_PROG_SIZE
+ 1);
273 fread(prog
, 1, MAX_CUSTOM_PROG_SIZE
, f
);
275 loadGPUProgram(GL_FRAGMENT_PROGRAM
, prog
);
278 mpglProgramEnvParameter4f(GL_FRAGMENT_PROGRAM
, 0,
279 1.0 / texture_width
, 1.0 / texture_height
,
280 texture_width
, texture_height
);
283 FILE *f
= fopen(custom_tex
, "rb");
285 mp_msg(MSGT_VO
, MSGL_WARN
,
286 "[gl] Could not read customtex %s\n", custom_tex
);
288 int width
, height
, maxval
;
289 mpglActiveTexture(GL_TEXTURE3
);
290 if (glCreatePPMTex(custom_trect
?GL_TEXTURE_RECTANGLE
:GL_TEXTURE_2D
, 0,
291 custom_tlin
?GL_LINEAR
:GL_NEAREST
,
292 f
, &width
, &height
, &maxval
))
293 mpglProgramEnvParameter4f(GL_FRAGMENT_PROGRAM
, 1,
294 1.0 / width
, 1.0 / height
, width
, height
);
296 mp_msg(MSGT_VO
, MSGL_WARN
,
297 "[gl] Error parsing customtex %s\n", custom_tex
);
299 mpglActiveTexture(GL_TEXTURE0
);
305 * \brief remove all OSD textures and display-lists, thus clearing it.
307 static void clearOSD(void) {
311 mpglDeleteTextures(osdtexCnt
, osdtex
);
313 mpglDeleteTextures(osdtexCnt
, osdatex
);
314 for (i
= 0; i
< osdtexCnt
; i
++)
315 mpglDeleteLists(osdaDispList
[i
], 1);
317 for (i
= 0; i
< osdtexCnt
; i
++)
318 mpglDeleteLists(osdDispList
[i
], 1);
323 * \brief remove textures, display list and free memory used by EOSD
325 static void clearEOSD(void) {
327 mpglDeleteLists(eosdDispList
, 1);
330 mpglDeleteTextures(eosdtexCnt
, eosdtex
);
336 static inline int is_tinytex(ASS_Image
*i
, int tinytexcur
) {
337 return i
->w
< TINYTEX_SIZE
&& i
->h
< TINYTEX_SIZE
&& tinytexcur
< TINYTEX_MAX
;
340 static inline int is_smalltex(ASS_Image
*i
, int smalltexcur
) {
341 return i
->w
< SMALLTEX_SIZE
&& i
->h
< SMALLTEX_SIZE
&& smalltexcur
< SMALLTEX_MAX
;
344 static inline void tinytex_pos(int tinytexcur
, int *x
, int *y
) {
345 *x
= (tinytexcur
% TINYTEX_COLS
) * TINYTEX_SIZE
;
346 *y
= (tinytexcur
/ TINYTEX_COLS
) * TINYTEX_SIZE
;
349 static inline void smalltex_pos(int smalltexcur
, int *x
, int *y
) {
350 *x
= (smalltexcur
% SMALLTEX_COLS
) * SMALLTEX_SIZE
;
351 *y
= (smalltexcur
/ SMALLTEX_COLS
) * SMALLTEX_SIZE
;
355 * \brief construct display list from ass image list
356 * \param img image list to create OSD from.
357 * A value of NULL has the same effect as clearEOSD()
359 static void genEOSD(mp_eosd_images_t
*imgs
) {
364 GLint scale_type
= scaled_osd
? GL_LINEAR
: GL_NEAREST
;
365 ASS_Image
*img
= imgs
->imgs
;
368 if (imgs
->changed
== 0) // there are elements, but they are unchanged
370 if (img
&& imgs
->changed
== 1) // there are elements, but they just moved
376 if (!largeeosdtex
[0]) {
377 mpglGenTextures(2, largeeosdtex
);
378 mpglBindTexture(gl_target
, largeeosdtex
[0]);
379 glCreateClearTex(gl_target
, GL_ALPHA
, GL_ALPHA
, GL_UNSIGNED_BYTE
, scale_type
, LARGE_EOSD_TEX_SIZE
, LARGE_EOSD_TEX_SIZE
, 0);
380 mpglBindTexture(gl_target
, largeeosdtex
[1]);
381 glCreateClearTex(gl_target
, GL_ALPHA
, GL_ALPHA
, GL_UNSIGNED_BYTE
, scale_type
, LARGE_EOSD_TEX_SIZE
, LARGE_EOSD_TEX_SIZE
, 0);
383 for (i
= img
; i
; i
= i
->next
)
385 if (i
->w
<= 0 || i
->h
<= 0 || i
->stride
< i
->w
)
387 if (is_tinytex(i
, tinytexcur
))
389 else if (is_smalltex(i
, smalltexcur
))
394 mp_msg(MSGT_VO
, MSGL_DBG2
, "EOSD counts (tiny, small, all): %i, %i, %i\n",
395 tinytexcur
, smalltexcur
, eosdtexCnt
);
397 eosdtex
= calloc(eosdtexCnt
, sizeof(GLuint
));
398 mpglGenTextures(eosdtexCnt
, eosdtex
);
400 tinytexcur
= smalltexcur
= 0;
401 for (i
= img
, curtex
= eosdtex
; i
; i
= i
->next
) {
403 if (i
->w
<= 0 || i
->h
<= 0 || i
->stride
< i
->w
) {
404 mp_msg(MSGT_VO
, MSGL_V
, "Invalid dimensions OSD for part!\n");
407 if (is_tinytex(i
, tinytexcur
)) {
408 tinytex_pos(tinytexcur
, &x
, &y
);
409 mpglBindTexture(gl_target
, largeeosdtex
[0]);
411 } else if (is_smalltex(i
, smalltexcur
)) {
412 smalltex_pos(smalltexcur
, &x
, &y
);
413 mpglBindTexture(gl_target
, largeeosdtex
[1]);
416 texSize(i
->w
, i
->h
, &sx
, &sy
);
417 mpglBindTexture(gl_target
, *curtex
++);
418 glCreateClearTex(gl_target
, GL_ALPHA
, GL_ALPHA
, GL_UNSIGNED_BYTE
, scale_type
, sx
, sy
, 0);
420 glUploadTex(gl_target
, GL_ALPHA
, GL_UNSIGNED_BYTE
, i
->bitmap
, i
->stride
,
421 x
, y
, i
->w
, i
->h
, 0);
423 eosdDispList
= mpglGenLists(1);
425 mpglNewList(eosdDispList
, GL_COMPILE
);
426 tinytexcur
= smalltexcur
= 0;
427 for (i
= img
, curtex
= eosdtex
; i
; i
= i
->next
) {
429 if (i
->w
<= 0 || i
->h
<= 0 || i
->stride
< i
->w
)
431 mpglColor4ub(i
->color
>> 24, (i
->color
>> 16) & 0xff, (i
->color
>> 8) & 0xff, 255 - (i
->color
& 0xff));
432 if (is_tinytex(i
, tinytexcur
)) {
433 tinytex_pos(tinytexcur
, &x
, &y
);
434 sx
= sy
= LARGE_EOSD_TEX_SIZE
;
435 mpglBindTexture(gl_target
, largeeosdtex
[0]);
437 } else if (is_smalltex(i
, smalltexcur
)) {
438 smalltex_pos(smalltexcur
, &x
, &y
);
439 sx
= sy
= LARGE_EOSD_TEX_SIZE
;
440 mpglBindTexture(gl_target
, largeeosdtex
[1]);
443 texSize(i
->w
, i
->h
, &sx
, &sy
);
444 mpglBindTexture(gl_target
, *curtex
++);
446 glDrawTex(i
->dst_x
, i
->dst_y
, i
->w
, i
->h
, x
, y
, i
->w
, i
->h
, sx
, sy
, use_rectangle
== 1, 0, 0);
449 mpglBindTexture(gl_target
, 0);
453 * \brief uninitialize OpenGL context, freeing textures, buffers etc.
455 static void uninitGl(void) {
457 if (mpglDeletePrograms
&& fragprog
)
458 mpglDeletePrograms(1, &fragprog
);
460 while (default_texs
[i
] != 0)
463 mpglDeleteTextures(i
, default_texs
);
468 mpglDeleteTextures(2, largeeosdtex
);
470 if (mpglDeleteBuffers
&& gl_buffer
)
471 mpglDeleteBuffers(1, &gl_buffer
);
472 gl_buffer
= 0; gl_buffersize
= 0;
474 if (mpglDeleteBuffers
&& gl_buffer_uv
[0])
475 mpglDeleteBuffers(2, gl_buffer_uv
);
476 gl_buffer_uv
[0] = gl_buffer_uv
[1] = 0; gl_buffersize_uv
= 0;
477 gl_bufferptr_uv
[0] = gl_bufferptr_uv
[1] = 0;
480 mpglFreeMemoryMESA(mDisplay
, mScreen
, mesa_bufferptr
);
482 mesa_bufferptr
= NULL
;
486 static int isSoftwareGl(void)
488 const char *renderer
= mpglGetString(GL_RENDERER
);
489 return !renderer
|| strcmp(renderer
, "Software Rasterizer") == 0;
492 static void autodetectGlExtensions(void) {
493 const char *extensions
= mpglGetString(GL_EXTENSIONS
);
494 const char *vendor
= mpglGetString(GL_VENDOR
);
495 const char *version
= mpglGetString(GL_VERSION
);
496 const char *renderer
= mpglGetString(GL_RENDERER
);
497 int is_ati
= vendor
&& strstr(vendor
, "ATI") != NULL
;
498 int ati_broken_pbo
= 0;
499 mp_msg(MSGT_VO
, MSGL_V
, "[gl] Running on OpenGL '%s' by '%s', version '%s'\n", renderer
, vendor
, version
);
500 if (is_ati
&& strncmp(version
, "2.1.", 4) == 0) {
501 int ver
= atoi(version
+ 4);
502 mp_msg(MSGT_VO
, MSGL_V
, "[gl] Detected ATI driver version: %i\n", ver
);
503 ati_broken_pbo
= ver
&& ver
< 8395;
505 if (ati_hack
== -1) ati_hack
= ati_broken_pbo
;
506 if (force_pbo
== -1) {
508 if (extensions
&& strstr(extensions
, "_pixel_buffer_object"))
511 if (use_rectangle
== -1) {
514 // if (strstr(extensions, "_texture_non_power_of_two"))
515 if (strstr(extensions
, "_texture_rectangle"))
516 use_rectangle
= renderer
&& strstr(renderer
, "Mesa DRI R200") ? 1 : 0;
520 use_osd
= mpglBindTexture
!= NULL
;
522 use_yuv
= glAutodetectYUVConversion();
523 if (is_ati
&& (lscale
== 1 || lscale
== 2 || cscale
== 1 || cscale
== 2))
524 mp_msg(MSGT_VO
, MSGL_WARN
, "[gl] Selected scaling mode may be broken on ATI cards.\n"
525 "Tell _them_ to fix GL_REPEAT if you have issues.\n");
526 mp_msg(MSGT_VO
, MSGL_V
, "[gl] Settings after autodetection: ati-hack = %i, force-pbo = %i, rectangle = %i, yuv = %i\n",
527 ati_hack
, force_pbo
, use_rectangle
, use_yuv
);
531 * \brief Initialize a (new or reused) OpenGL context.
532 * set global gl-related variables to their default values
534 static int initGl(uint32_t d_width
, uint32_t d_height
) {
535 int scale_type
= mipmap_gen
? GL_LINEAR_MIPMAP_NEAREST
: GL_LINEAR
;
536 autodetectGlExtensions();
537 gl_target
= use_rectangle
== 1 ? GL_TEXTURE_RECTANGLE
: GL_TEXTURE_2D
;
538 yuvconvtype
= use_yuv
| lscale
<< YUV_LUM_SCALER_SHIFT
| cscale
<< YUV_CHROM_SCALER_SHIFT
;
540 texSize(image_width
, image_height
, &texture_width
, &texture_height
);
542 mpglDisable(GL_BLEND
);
543 mpglDisable(GL_DEPTH_TEST
);
544 mpglDepthMask(GL_FALSE
);
545 mpglDisable(GL_CULL_FACE
);
546 mpglEnable(gl_target
);
547 mpglDrawBuffer(vo_doublebuffering
?GL_BACK
:GL_FRONT
);
548 mpglTexEnvi(GL_TEXTURE_ENV
, GL_TEXTURE_ENV_MODE
, GL_MODULATE
);
550 mp_msg(MSGT_VO
, MSGL_V
, "[gl] Creating %dx%d texture...\n",
551 texture_width
, texture_height
);
556 mp_get_chroma_shift(image_format
, &xs
, &ys
);
557 mpglGenTextures(21, default_texs
);
558 default_texs
[21] = 0;
559 for (i
= 0; i
< 7; i
++) {
560 mpglActiveTexture(GL_TEXTURE1
+ i
);
561 mpglBindTexture(GL_TEXTURE_2D
, default_texs
[i
]);
562 mpglBindTexture(GL_TEXTURE_RECTANGLE
, default_texs
[i
+ 7]);
563 mpglBindTexture(GL_TEXTURE_3D
, default_texs
[i
+ 14]);
565 mpglActiveTexture(GL_TEXTURE1
);
566 glCreateClearTex(gl_target
, gl_texfmt
, gl_format
, gl_type
, scale_type
,
567 texture_width
>> xs
, texture_height
>> ys
, 128);
569 mpglTexParameteri(gl_target
, GL_GENERATE_MIPMAP
, GL_TRUE
);
570 mpglActiveTexture(GL_TEXTURE2
);
571 glCreateClearTex(gl_target
, gl_texfmt
, gl_format
, gl_type
, scale_type
,
572 texture_width
>> xs
, texture_height
>> ys
, 128);
574 mpglTexParameteri(gl_target
, GL_GENERATE_MIPMAP
, GL_TRUE
);
575 mpglActiveTexture(GL_TEXTURE0
);
576 mpglBindTexture(gl_target
, 0);
578 if (is_yuv
|| custom_prog
)
580 if ((MASK_NOT_COMBINERS
& (1 << use_yuv
)) || custom_prog
) {
581 if (!mpglGenPrograms
|| !mpglBindProgram
) {
582 mp_msg(MSGT_VO
, MSGL_ERR
, "[gl] fragment program functions missing!\n");
584 mpglGenPrograms(1, &fragprog
);
585 mpglBindProgram(GL_FRAGMENT_PROGRAM
, fragprog
);
590 glCreateClearTex(gl_target
, gl_texfmt
, gl_format
, gl_type
, scale_type
,
591 texture_width
, texture_height
, 0);
593 mpglTexParameteri(gl_target
, GL_GENERATE_MIPMAP
, GL_TRUE
);
595 resize(d_width
, d_height
);
597 mpglClearColor( 0.0f
,0.0f
,0.0f
,0.0f
);
598 mpglClear( GL_COLOR_BUFFER_BIT
);
599 if (mpglSwapInterval
&& swap_interval
>= 0)
600 mpglSwapInterval(swap_interval
);
604 static int create_window(uint32_t d_width
, uint32_t d_height
, uint32_t flags
, const char *title
)
606 #ifdef CONFIG_GL_WIN32
607 if (glctx
.type
== GLTYPE_W32
&& !vo_w32_config(d_width
, d_height
, flags
))
611 if (glctx
.type
== GLTYPE_X11
) {
612 XVisualInfo
*vinfo
=glXChooseVisual( mDisplay
,mScreen
,wsGLXAttrib
);
615 mp_msg(MSGT_VO
, MSGL_ERR
, "[gl] no GLX support present\n");
618 mp_msg(MSGT_VO
, MSGL_V
, "[gl] GLX chose visual with ID 0x%x\n", (int)vinfo
->visualid
);
620 vo_x11_create_vo_window(vinfo
, vo_dx
, vo_dy
, d_width
, d_height
, flags
,
621 XCreateColormap(mDisplay
, mRootWin
, vinfo
->visual
, AllocNone
),
626 if (glctx
.type
== GLTYPE_SDL
) {
627 SDL_WM_SetCaption(title
, NULL
);
629 vo_dheight
= d_height
;
635 /* connect to server, create and map window,
636 * allocate colors and (shared) memory
639 config(uint32_t width
, uint32_t height
, uint32_t d_width
, uint32_t d_height
, uint32_t flags
, char *title
, uint32_t format
)
642 image_height
= height
;
644 image_format
= format
;
645 is_yuv
= mp_get_chroma_shift(image_format
, &xs
, &ys
) > 0;
646 is_yuv
|= (xs
<< 8) | (ys
<< 16);
647 glFindFormat(format
, NULL
, &gl_texfmt
, &gl_format
, &gl_type
);
649 vo_flipped
= !!(flags
& VOFLAG_FLIPPING
);
651 if (create_window(d_width
, d_height
, flags
, title
) < 0)
657 if (glctx
.setGlWindow(&glctx
) == SET_WINDOW_FAILED
)
659 if (mesa_buffer
&& !mpglAllocateMemoryMESA
) {
660 mp_msg(MSGT_VO
, MSGL_ERR
, "Can not enable mesa-buffer because AllocateMemoryMESA was not found\n");
663 initGl(vo_dwidth
, vo_dheight
);
668 static void check_events(void)
670 int e
=glctx
.check_events();
671 if(e
&VO_EVENT_REINIT
) {
673 initGl(vo_dwidth
, vo_dheight
);
675 if(e
&VO_EVENT_RESIZE
) resize(vo_dwidth
,vo_dheight
);
676 if(e
&VO_EVENT_EXPOSE
&& int_pause
) redraw();
680 * Creates the textures and the display list needed for displaying
682 * Callback function for vo_draw_text().
684 static void create_osd_texture(int x0
, int y0
, int w
, int h
,
685 unsigned char *src
, unsigned char *srca
,
688 // initialize to 8 to avoid special-casing on alignment
690 GLint scale_type
= scaled_osd
? GL_LINEAR
: GL_NEAREST
;
692 if (w
<= 0 || h
<= 0 || stride
< w
) {
693 mp_msg(MSGT_VO
, MSGL_V
, "Invalid dimensions OSD for part!\n");
696 texSize(w
, h
, &sx
, &sy
);
698 if (osdtexCnt
>= MAX_OSD_PARTS
) {
699 mp_msg(MSGT_VO
, MSGL_ERR
, "Too many OSD parts, contact the developers!\n");
703 // create Textures for OSD part
704 mpglGenTextures(1, &osdtex
[osdtexCnt
]);
705 mpglBindTexture(gl_target
, osdtex
[osdtexCnt
]);
706 glCreateClearTex(gl_target
, GL_LUMINANCE
, GL_LUMINANCE
, GL_UNSIGNED_BYTE
, scale_type
, sx
, sy
, 0);
707 glUploadTex(gl_target
, GL_LUMINANCE
, GL_UNSIGNED_BYTE
, src
, stride
,
711 mpglGenTextures(1, &osdatex
[osdtexCnt
]);
712 mpglBindTexture(gl_target
, osdatex
[osdtexCnt
]);
713 glCreateClearTex(gl_target
, GL_ALPHA
, GL_ALPHA
, GL_UNSIGNED_BYTE
, scale_type
, sx
, sy
, 0);
716 char *tmp
= malloc(stride
* h
);
717 // convert alpha from weird MPlayer scale.
718 // in-place is not possible since it is reused for future OSDs
719 for (i
= h
* stride
- 1; i
>= 0; i
--)
721 glUploadTex(gl_target
, GL_ALPHA
, GL_UNSIGNED_BYTE
, tmp
, stride
,
727 mpglBindTexture(gl_target
, 0);
729 // Create a list for rendering this OSD part
731 osdaDispList
[osdtexCnt
] = mpglGenLists(1);
732 mpglNewList(osdaDispList
[osdtexCnt
], GL_COMPILE
);
734 mpglBindTexture(gl_target
, osdatex
[osdtexCnt
]);
735 glDrawTex(x0
, y0
, w
, h
, 0, 0, w
, h
, sx
, sy
, use_rectangle
== 1, 0, 0);
738 osdDispList
[osdtexCnt
] = mpglGenLists(1);
739 mpglNewList(osdDispList
[osdtexCnt
], GL_COMPILE
);
741 mpglBindTexture(gl_target
, osdtex
[osdtexCnt
]);
742 glDrawTex(x0
, y0
, w
, h
, 0, 0, w
, h
, sx
, sy
, use_rectangle
== 1, 0, 0);
749 * \param type bit 0: render OSD, bit 1: render EOSD
751 static void do_render_osd(int type
) {
752 if (((type
& 1) && osdtexCnt
> 0) || ((type
& 2) && eosdDispList
)) {
753 // set special rendering parameters
755 mpglMatrixMode(GL_PROJECTION
);
758 mpglOrtho(0, vo_dwidth
, vo_dheight
, 0, -1, 1);
760 mpglEnable(GL_BLEND
);
761 if ((type
& 2) && eosdDispList
) {
762 mpglBlendFunc(GL_SRC_ALPHA
, GL_ONE_MINUS_SRC_ALPHA
);
763 mpglCallList(eosdDispList
);
765 if ((type
& 1) && osdtexCnt
> 0) {
766 mpglColor4ub((osd_color
>> 16) & 0xff, (osd_color
>> 8) & 0xff, osd_color
& 0xff, 0xff - (osd_color
>> 24));
769 mpglBlendFunc(GL_ZERO
, GL_ONE_MINUS_SRC_ALPHA
);
770 mpglCallLists(osdtexCnt
, GL_UNSIGNED_INT
, osdaDispList
);
772 mpglBlendFunc(GL_SRC_ALPHA
, GL_ONE
);
773 mpglCallLists(osdtexCnt
, GL_UNSIGNED_INT
, osdDispList
);
775 // set rendering parameters back to defaults
776 mpglDisable(GL_BLEND
);
779 mpglBindTexture(gl_target
, 0);
783 static void draw_osd(void)
785 if (!use_osd
) return;
786 if (vo_osd_changed(0)) {
789 osd_w
= scaled_osd
? image_width
: vo_dwidth
;
790 osd_h
= scaled_osd
? image_height
: vo_dheight
;
791 vo_draw_text_ext(osd_w
, osd_h
, ass_border_x
, ass_border_y
, ass_border_x
, ass_border_y
,
792 image_width
, image_height
, create_osd_texture
);
794 if (vo_doublebuffering
) do_render_osd(1);
797 static void do_render(void) {
798 // Enable(GL_TEXTURE_2D);
799 // BindTexture(GL_TEXTURE_2D, texture_id);
802 if (is_yuv
|| custom_prog
)
803 glEnableYUVConversion(gl_target
, yuvconvtype
);
804 glDrawTex(0, 0, image_width
, image_height
,
805 0, 0, image_width
, image_height
,
806 texture_width
, texture_height
,
807 use_rectangle
== 1, is_yuv
,
808 mpi_flipped
^ vo_flipped
);
809 if (is_yuv
|| custom_prog
)
810 glDisableYUVConversion(gl_target
, yuvconvtype
);
813 static void flip_page(void) {
814 if (vo_doublebuffering
) {
815 if (use_glFinish
) mpglFinish();
816 glctx
.swapGlBuffers(&glctx
);
817 if (aspect_scaling() && use_aspect
)
818 mpglClear(GL_COLOR_BUFFER_BIT
);
822 if (use_glFinish
) mpglFinish();
827 static void redraw(void) {
828 if (vo_doublebuffering
) { do_render(); do_render_osd(3); }
832 static int draw_slice(uint8_t *src
[], int stride
[], int w
,int h
,int x
,int y
)
834 mpi_flipped
= stride
[0] < 0;
835 glUploadTex(gl_target
, gl_format
, gl_type
, src
[0], stride
[0],
836 x
, y
, w
, h
, slice_height
);
839 mp_get_chroma_shift(image_format
, &xs
, &ys
);
840 mpglActiveTexture(GL_TEXTURE1
);
841 glUploadTex(gl_target
, gl_format
, gl_type
, src
[1], stride
[1],
842 x
>> xs
, y
>> ys
, w
>> xs
, h
>> ys
, slice_height
);
843 mpglActiveTexture(GL_TEXTURE2
);
844 glUploadTex(gl_target
, gl_format
, gl_type
, src
[2], stride
[2],
845 x
>> xs
, y
>> ys
, w
>> xs
, h
>> ys
, slice_height
);
846 mpglActiveTexture(GL_TEXTURE0
);
851 static uint32_t get_image(mp_image_t
*mpi
) {
853 if (!mpglGenBuffers
|| !mpglBindBuffer
|| !mpglBufferData
|| !mpglMapBuffer
) {
855 mp_msg(MSGT_VO
, MSGL_ERR
, "[gl] extensions missing for dr\n"
856 "Expect a _major_ speed penalty\n");
860 if (mpi
->flags
& MP_IMGFLAG_READABLE
) return VO_FALSE
;
861 if (mpi
->type
!= MP_IMGTYPE_STATIC
&& mpi
->type
!= MP_IMGTYPE_TEMP
&&
862 (mpi
->type
!= MP_IMGTYPE_NUMBERED
|| mpi
->number
))
864 if (mesa_buffer
) mpi
->width
= texture_width
;
866 mpi
->width
= texture_width
;
867 mpi
->height
= texture_height
;
869 mpi
->stride
[0] = mpi
->width
* mpi
->bpp
/ 8;
870 needed_size
= mpi
->stride
[0] * mpi
->height
;
873 if (mesa_bufferptr
&& needed_size
> mesa_buffersize
) {
874 mpglFreeMemoryMESA(mDisplay
, mScreen
, mesa_bufferptr
);
875 mesa_bufferptr
= NULL
;
878 mesa_bufferptr
= mpglAllocateMemoryMESA(mDisplay
, mScreen
, needed_size
, 0, 1.0, 1.0);
879 mesa_buffersize
= needed_size
;
881 mpi
->planes
[0] = mesa_bufferptr
;
884 mpglGenBuffers(1, &gl_buffer
);
885 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer
);
886 if (needed_size
> gl_buffersize
) {
887 gl_buffersize
= needed_size
;
888 mpglBufferData(GL_PIXEL_UNPACK_BUFFER
, gl_buffersize
,
889 NULL
, GL_DYNAMIC_DRAW
);
892 gl_bufferptr
= mpglMapBuffer(GL_PIXEL_UNPACK_BUFFER
, GL_WRITE_ONLY
);
893 mpi
->planes
[0] = gl_bufferptr
;
894 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, 0);
896 if (!mpi
->planes
[0]) {
898 mp_msg(MSGT_VO
, MSGL_ERR
, "[gl] could not acquire buffer for dr\n"
899 "Expect a _major_ speed penalty\n");
906 mp_get_chroma_shift(image_format
, &xs
, &ys
);
907 mpi
->flags
|= MP_IMGFLAG_COMMON_STRIDE
| MP_IMGFLAG_COMMON_PLANE
;
908 mpi
->stride
[0] = mpi
->width
;
909 mpi
->planes
[1] = mpi
->planes
[0] + mpi
->stride
[0] * mpi
->height
;
910 mpi
->stride
[1] = mpi
->width
>> xs
;
911 mpi
->planes
[2] = mpi
->planes
[1] + mpi
->stride
[1] * (mpi
->height
>> ys
);
912 mpi
->stride
[2] = mpi
->width
>> xs
;
913 if (ati_hack
&& !mesa_buffer
) {
914 mpi
->flags
&= ~MP_IMGFLAG_COMMON_PLANE
;
915 if (!gl_buffer_uv
[0]) mpglGenBuffers(2, gl_buffer_uv
);
916 if (mpi
->stride
[1] * mpi
->height
> gl_buffersize_uv
) {
917 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer_uv
[0]);
918 mpglBufferData(GL_PIXEL_UNPACK_BUFFER
, mpi
->stride
[1] * mpi
->height
,
919 NULL
, GL_DYNAMIC_DRAW
);
920 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer_uv
[1]);
921 mpglBufferData(GL_PIXEL_UNPACK_BUFFER
, mpi
->stride
[1] * mpi
->height
,
922 NULL
, GL_DYNAMIC_DRAW
);
923 gl_buffersize_uv
= mpi
->stride
[1] * mpi
->height
;
925 if (!gl_bufferptr_uv
[0]) {
926 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer_uv
[0]);
927 gl_bufferptr_uv
[0] = mpglMapBuffer(GL_PIXEL_UNPACK_BUFFER
, GL_WRITE_ONLY
);
928 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer_uv
[1]);
929 gl_bufferptr_uv
[1] = mpglMapBuffer(GL_PIXEL_UNPACK_BUFFER
, GL_WRITE_ONLY
);
931 mpi
->planes
[1] = gl_bufferptr_uv
[0];
932 mpi
->planes
[2] = gl_bufferptr_uv
[1];
935 mpi
->flags
|= MP_IMGFLAG_DIRECT
;
939 static void clear_border(uint8_t *dst
, int start
, int stride
, int height
, int full_height
, int value
) {
940 int right_border
= stride
- start
;
941 int bottom_border
= full_height
- height
;
943 memset(dst
+ start
, value
, right_border
);
947 if (bottom_border
> 0)
948 memset(dst
, value
, stride
* bottom_border
);
951 static uint32_t draw_image(mp_image_t
*mpi
) {
952 int slice
= slice_height
;
954 unsigned char *planes
[3];
955 mp_image_t mpi2
= *mpi
;
956 int w
= mpi
->w
, h
= mpi
->h
;
957 if (mpi
->flags
& MP_IMGFLAG_DRAW_CALLBACK
)
959 mpi2
.flags
= 0; mpi2
.type
= MP_IMGTYPE_TEMP
;
960 mpi2
.width
= mpi2
.w
; mpi2
.height
= mpi2
.h
;
961 if (force_pbo
&& !(mpi
->flags
& MP_IMGFLAG_DIRECT
) && !gl_bufferptr
&& get_image(&mpi2
) == VO_TRUE
) {
962 int bpp
= is_yuv
? 8 : mpi
->bpp
;
964 mp_get_chroma_shift(image_format
, &xs
, &ys
);
965 memcpy_pic(mpi2
.planes
[0], mpi
->planes
[0], mpi
->w
* bpp
/ 8, mpi
->h
, mpi2
.stride
[0], mpi
->stride
[0]);
967 memcpy_pic(mpi2
.planes
[1], mpi
->planes
[1], mpi
->w
>> xs
, mpi
->h
>> ys
, mpi2
.stride
[1], mpi
->stride
[1]);
968 memcpy_pic(mpi2
.planes
[2], mpi
->planes
[2], mpi
->w
>> xs
, mpi
->h
>> ys
, mpi2
.stride
[2], mpi
->stride
[2]);
970 if (ati_hack
) { // since we have to do a full upload we need to clear the borders
971 clear_border(mpi2
.planes
[0], mpi
->w
* bpp
/ 8, mpi2
.stride
[0], mpi
->h
, mpi2
.height
, 0);
973 clear_border(mpi2
.planes
[1], mpi
->w
>> xs
, mpi2
.stride
[1], mpi
->h
>> ys
, mpi2
.height
>> ys
, 128);
974 clear_border(mpi2
.planes
[2], mpi
->w
>> xs
, mpi2
.stride
[2], mpi
->h
>> ys
, mpi2
.height
>> ys
, 128);
979 stride
[0] = mpi
->stride
[0]; stride
[1] = mpi
->stride
[1]; stride
[2] = mpi
->stride
[2];
980 planes
[0] = mpi
->planes
[0]; planes
[1] = mpi
->planes
[1]; planes
[2] = mpi
->planes
[2];
981 mpi_flipped
= stride
[0] < 0;
982 if (mpi
->flags
& MP_IMGFLAG_DIRECT
) {
984 mpglPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE
, 1);
987 intptr_t base
= (intptr_t)planes
[0];
988 if (ati_hack
) { w
= texture_width
; h
= texture_height
; }
990 base
+= (mpi
->h
- 1) * stride
[0];
994 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer
);
995 mpglUnmapBuffer(GL_PIXEL_UNPACK_BUFFER
);
997 if (!(mpi
->flags
& MP_IMGFLAG_COMMON_PLANE
))
998 planes
[0] = planes
[1] = planes
[2] = NULL
;
1000 slice
= 0; // always "upload" full texture
1002 glUploadTex(gl_target
, gl_format
, gl_type
, planes
[0], stride
[0],
1003 mpi
->x
, mpi
->y
, w
, h
, slice
);
1006 mp_get_chroma_shift(image_format
, &xs
, &ys
);
1007 if ((mpi
->flags
& MP_IMGFLAG_DIRECT
) && !(mpi
->flags
& MP_IMGFLAG_COMMON_PLANE
)) {
1008 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer_uv
[0]);
1009 mpglUnmapBuffer(GL_PIXEL_UNPACK_BUFFER
);
1010 gl_bufferptr_uv
[0] = NULL
;
1012 mpglActiveTexture(GL_TEXTURE1
);
1013 glUploadTex(gl_target
, gl_format
, gl_type
, planes
[1], stride
[1],
1014 mpi
->x
>> xs
, mpi
->y
>> ys
, w
>> xs
, h
>> ys
, slice
);
1015 if ((mpi
->flags
& MP_IMGFLAG_DIRECT
) && !(mpi
->flags
& MP_IMGFLAG_COMMON_PLANE
)) {
1016 mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, gl_buffer_uv
[1]);
1017 mpglUnmapBuffer(GL_PIXEL_UNPACK_BUFFER
);
1018 gl_bufferptr_uv
[1] = NULL
;
1020 mpglActiveTexture(GL_TEXTURE2
);
1021 glUploadTex(gl_target
, gl_format
, gl_type
, planes
[2], stride
[2],
1022 mpi
->x
>> xs
, mpi
->y
>> ys
, w
>> xs
, h
>> ys
, slice
);
1023 mpglActiveTexture(GL_TEXTURE0
);
1025 if (mpi
->flags
& MP_IMGFLAG_DIRECT
) {
1026 if (mesa_buffer
) mpglPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE
, 0);
1027 else mpglBindBuffer(GL_PIXEL_UNPACK_BUFFER
, 0);
1030 if (vo_doublebuffering
) do_render();
1035 draw_frame(uint8_t *src
[])
1041 query_format(uint32_t format
)
1043 int caps
= VFCAP_CSP_SUPPORTED
| VFCAP_CSP_SUPPORTED_BY_HW
|
1045 VFCAP_HWSCALE_UP
| VFCAP_HWSCALE_DOWN
| VFCAP_ACCEPT_STRIDE
;
1047 caps
|= VFCAP_OSD
| VFCAP_EOSD
| (scaled_osd
? 0 : VFCAP_EOSD_UNSCALED
);
1048 if (format
== IMGFMT_RGB24
|| format
== IMGFMT_RGBA
)
1050 if (use_yuv
&& mp_get_chroma_shift(format
, NULL
, NULL
) &&
1051 (IMGFMT_IS_YUVP16_NE(format
) || !IMGFMT_IS_YUVP16(format
)))
1053 // HACK, otherwise we get only b&w with some filters (e.g. -vf eq)
1054 // ideally MPlayer should be fixed instead not to use Y800 when it has the choice
1055 if (!use_yuv
&& (format
== IMGFMT_Y8
|| format
== IMGFMT_Y800
))
1057 if (!use_ycbcr
&& (format
== IMGFMT_UYVY
|| format
== IMGFMT_YUY2
))
1060 glFindFormat(format
, NULL
, NULL
, NULL
, NULL
))
1070 if (custom_prog
) free(custom_prog
);
1072 if (custom_tex
) free(custom_tex
);
1074 uninit_mpglcontext(&glctx
);
1077 static int valid_csp(void *p
)
1080 return *csp
>= -1 && *csp
< MP_CSP_COUNT
;
1083 static int valid_csp_lvl(void *p
)
1086 return *lvl
>= -1 && *lvl
< MP_CSP_LEVELCONV_COUNT
;
1089 static const opt_t subopts
[] = {
1090 {"manyfmts", OPT_ARG_BOOL
, &many_fmts
, NULL
},
1091 {"osd", OPT_ARG_BOOL
, &use_osd
, NULL
},
1092 {"scaled-osd", OPT_ARG_BOOL
, &scaled_osd
, NULL
},
1093 {"aspect", OPT_ARG_BOOL
, &use_aspect
, NULL
},
1094 {"ycbcr", OPT_ARG_BOOL
, &use_ycbcr
, NULL
},
1095 {"slice-height", OPT_ARG_INT
, &slice_height
, int_non_neg
},
1096 {"rectangle", OPT_ARG_INT
, &use_rectangle
,int_non_neg
},
1097 {"yuv", OPT_ARG_INT
, &use_yuv
, int_non_neg
},
1098 {"colorspace", OPT_ARG_INT
, &colorspace
, valid_csp
},
1099 {"levelconv", OPT_ARG_INT
, &levelconv
, valid_csp_lvl
},
1100 {"lscale", OPT_ARG_INT
, &lscale
, int_non_neg
},
1101 {"cscale", OPT_ARG_INT
, &cscale
, int_non_neg
},
1102 {"filter-strength", OPT_ARG_FLOAT
, &filter_strength
, NULL
},
1103 {"ati-hack", OPT_ARG_BOOL
, &ati_hack
, NULL
},
1104 {"force-pbo", OPT_ARG_BOOL
, &force_pbo
, NULL
},
1105 {"mesa-buffer", OPT_ARG_BOOL
, &mesa_buffer
, NULL
},
1106 {"glfinish", OPT_ARG_BOOL
, &use_glFinish
, NULL
},
1107 {"swapinterval", OPT_ARG_INT
, &swap_interval
,NULL
},
1108 {"customprog", OPT_ARG_MSTRZ
,&custom_prog
, NULL
},
1109 {"customtex", OPT_ARG_MSTRZ
,&custom_tex
, NULL
},
1110 {"customtlin", OPT_ARG_BOOL
, &custom_tlin
, NULL
},
1111 {"customtrect", OPT_ARG_BOOL
, &custom_trect
, NULL
},
1112 {"mipmapgen", OPT_ARG_BOOL
, &mipmap_gen
, NULL
},
1113 {"osdcolor", OPT_ARG_INT
, &osd_color
, NULL
},
1117 static int preinit_internal(const char *arg
, int allow_sw
)
1120 enum MPGLType gltype
= GLTYPE_AUTO
;
1131 filter_strength
= 0.5;
1144 osd_color
= 0xffffff;
1145 if (subopt_parse(arg
, subopts
) != 0) {
1146 mp_msg(MSGT_VO
, MSGL_FATAL
,
1147 "\n-vo gl command line help:\n"
1148 "Example: mplayer -vo gl:slice-height=4\n"
1151 " Disable extended color formats for OpenGL 1.2 and later\n"
1152 " slice-height=<0-...>\n"
1153 " Slice size for texture transfer, 0 for whole image\n"
1155 " Do not use OpenGL OSD code\n"
1157 " Render OSD at movie resolution and scale it\n"
1159 " Do not do aspect scaling\n"
1160 " rectangle=<0,1,2>\n"
1161 " 0: use power-of-two textures\n"
1162 " 1: use texture_rectangle\n"
1163 " 2: use texture_non_power_of_two\n"
1165 " Workaround ATI bug with PBOs\n"
1167 " Force use of PBO even if this involves an extra memcpy\n"
1169 " Call glFinish() before swapping buffers\n"
1170 " swapinterval=<n>\n"
1171 " Interval in displayed frames between to buffer swaps.\n"
1172 " 1 is equivalent to enable VSYNC, 0 to disable VSYNC.\n"
1173 " Requires GLX_SGI_swap_control support to work.\n"
1175 " also try to use the GL_MESA_ycbcr_texture extension\n"
1177 " 0: use software YUV to RGB conversion.\n"
1178 " 1: use register combiners (nVidia only, for older cards).\n"
1179 " 2: use fragment program.\n"
1180 " 3: use fragment program with gamma correction.\n"
1181 " 4: use fragment program with gamma correction via lookup.\n"
1182 " 5: use ATI-specific method (for older cards).\n"
1183 " 6: use lookup via 3D texture.\n"
1185 " 0: MPlayer's default YUV to RGB conversion\n"
1186 " 1: YUV to RGB according to BT.601\n"
1187 " 2: YUV to RGB according to BT.709\n"
1188 " 3: YUV to RGB according to SMPT-240M\n"
1189 " 4: YUV to RGB according to EBU\n"
1192 " 0: YUV to RGB converting TV to PC levels\n"
1193 " 1: YUV to RGB converting PC to TV levels\n"
1194 " 2: YUV to RGB without converting levels\n"
1196 " 0: use standard bilinear scaling for luma.\n"
1197 " 1: use improved bicubic scaling for luma.\n"
1198 " 2: use cubic in X, linear in Y direction scaling for luma.\n"
1199 " 3: as 1 but without using a lookup texture.\n"
1200 " 4: experimental unsharp masking (sharpening).\n"
1201 " 5: experimental unsharp masking (sharpening) with larger radius.\n"
1203 " as lscale but for chroma (2x slower with little visible effect).\n"
1204 " filter-strength=<value>\n"
1205 " set the effect strength for some lscale/cscale filters\n"
1206 " customprog=<filename>\n"
1207 " use a custom YUV conversion program\n"
1208 " customtex=<filename>\n"
1209 " use a custom YUV conversion lookup texture\n"
1211 " use GL_NEAREST scaling for customtex texture\n"
1213 " use texture_rectangle for customtex texture\n"
1215 " generate mipmaps for the video image (use with TXB in customprog)\n"
1216 " osdcolor=<0xAARRGGBB>\n"
1217 " use the given color for the OSD\n"
1221 if (!init_mpglcontext(&glctx
, gltype
))
1223 if (use_yuv
== -1 || !allow_sw
) {
1224 if (create_window(320, 200, VOFLAG_HIDDEN
, NULL
) < 0)
1226 if (glctx
.setGlWindow(&glctx
) == SET_WINDOW_FAILED
)
1228 if (!allow_sw
&& isSoftwareGl())
1230 autodetectGlExtensions();
1233 mp_msg(MSGT_VO
, MSGL_INFO
, "[gl] using extended formats. "
1234 "Use -vo gl:nomanyfmts if playback fails.\n");
1235 mp_msg(MSGT_VO
, MSGL_V
, "[gl] Using %d as slice height "
1236 "(0 means image height).\n", slice_height
);
1245 static int preinit(const char *arg
)
1247 return preinit_internal(arg
, 1);
1250 static int preinit_nosw(const char *arg
)
1252 return preinit_internal(arg
, 0);
1255 static const struct {
1260 {"brightness", &eq_bri
, MASK_NOT_COMBINERS
},
1261 {"contrast", &eq_cont
, MASK_NOT_COMBINERS
},
1262 {"saturation", &eq_sat
, MASK_ALL_YUV
},
1263 {"hue", &eq_hue
, MASK_ALL_YUV
},
1264 {"gamma", &eq_rgamma
, MASK_GAMMA_SUPPORT
},
1265 {"red_gamma", &eq_rgamma
, MASK_GAMMA_SUPPORT
},
1266 {"green_gamma", &eq_ggamma
, MASK_GAMMA_SUPPORT
},
1267 {"blue_gamma", &eq_bgamma
, MASK_GAMMA_SUPPORT
},
1271 static int control(uint32_t request
, void *data
)
1276 int_pause
= (request
== VOCTRL_PAUSE
);
1278 case VOCTRL_QUERY_FORMAT
:
1279 return query_format(*(uint32_t*)data
);
1280 case VOCTRL_GET_IMAGE
:
1281 return get_image(data
);
1282 case VOCTRL_DRAW_IMAGE
:
1283 return draw_image(data
);
1284 case VOCTRL_DRAW_EOSD
:
1288 if (vo_doublebuffering
) do_render_osd(2);
1290 case VOCTRL_GET_EOSD_RES
:
1292 mp_eosd_res_t
*r
= data
;
1293 r
->w
= vo_dwidth
; r
->h
= vo_dheight
;
1294 r
->mt
= r
->mb
= r
->ml
= r
->mr
= 0;
1295 if (scaled_osd
) {r
->w
= image_width
; r
->h
= image_height
;}
1296 else if (aspect_scaling()) {
1297 r
->ml
= r
->mr
= ass_border_x
;
1298 r
->mt
= r
->mb
= ass_border_y
;
1305 case VOCTRL_FULLSCREEN
:
1307 resize(vo_dwidth
, vo_dheight
);
1311 resize(vo_dwidth
, vo_dheight
);
1313 case VOCTRL_GET_PANSCAN
:
1314 if (!use_aspect
) return VO_NOTIMPL
;
1316 case VOCTRL_SET_PANSCAN
:
1317 if (!use_aspect
) return VO_NOTIMPL
;
1318 resize(vo_dwidth
, vo_dheight
);
1320 case VOCTRL_GET_EQUALIZER
:
1322 struct voctrl_get_equalizer_args
*args
= data
;
1324 for (i
= 0; eq_map
[i
].name
; i
++)
1325 if (strcmp(args
->name
, eq_map
[i
].name
) == 0) break;
1326 if (!(eq_map
[i
].supportmask
& (1 << use_yuv
)))
1328 *args
->valueptr
= *eq_map
[i
].value
;
1332 case VOCTRL_SET_EQUALIZER
:
1334 struct voctrl_set_equalizer_args
*args
= data
;
1336 for (i
= 0; eq_map
[i
].name
; i
++)
1337 if (strcmp(args
->name
, eq_map
[i
].name
) == 0) break;
1338 if (!(eq_map
[i
].supportmask
& (1 << use_yuv
)))
1340 *eq_map
[i
].value
= args
->value
;
1345 case VOCTRL_UPDATE_SCREENINFO
:
1346 glctx
.update_xinerama_info();
1348 case VOCTRL_REDRAW_OSD
:
1349 if (vo_doublebuffering
)
1352 if (vo_doublebuffering
)