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mpv/libvo/vo_gl2.c

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/*
* video_out_gl.c, X11/OpenGL interface
* based on video_out_x11 by Aaron Holtzman,
* and WS opengl window manager by Pontscho/Fresh!
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "mp_msg.h"
#include "subopt-helper.h"
#include "video_out.h"
#include "video_out_internal.h"
#include "sub.h"
#include "gl_common.h"
#include "aspect.h"
#ifdef HAVE_NEW_GUI
#include "Gui/interface.h"
#endif
#define NDEBUG
//#undef NDEBUG
#undef TEXTUREFORMAT_ALWAYS
#ifdef SYS_DARWIN
#define TEXTUREFORMAT_ALWAYS GL_RGBA8
#endif
//! force texture height, useful for debugging
#define TEXTURE_HEIGHT 128
#undef TEXTURE_HEIGHT
//! force texture width, useful for debugging
#define TEXTURE_WIDTH 128
#undef TEXTURE_WIDTH
static vo_info_t info =
{
"X11 (OpenGL) - multiple textures version",
"gl2",
"Arpad Gereoffy & Sven Goethel",
""
};
LIBVO_EXTERN(gl2)
/* local data */
static unsigned char *ImageData=NULL;
#ifdef GL_WIN32
static int gl_vinfo = 0;
static HGLRC gl_context = 0;
#else
static XVisualInfo *gl_vinfo = NULL;
static GLXContext gl_context = 0;
#endif
static uint32_t image_width;
static uint32_t image_height;
static uint32_t image_format;
static uint32_t image_bpp;
static uint32_t image_bytes;
static int int_pause;
static uint32_t texture_width;
static uint32_t texture_height;
static int texnumx, texnumy, raw_line_len;
static struct TexSquare * texgrid = NULL;
static GLuint fragprog;
static GLuint lookupTex;
static GLint gl_internal_format;
static int rgb_sz, r_sz, g_sz, b_sz, a_sz;
static GLenum gl_bitmap_format;
static GLenum gl_bitmap_type;
static int isGL12 = GL_FALSE;
static int gl_bilinear=1;
static int gl_antialias=0;
static int use_yuv;
static int use_glFinish;
static void (*draw_alpha_fnc)
(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride);
/* The squares that are tiled to make up the game screen polygon */
struct TexSquare
{
GLubyte *texture;
GLuint texobj;
GLuint uvtexobjs[2];
int isTexture;
GLfloat fx, fy, fw, fh;
int isDirty;
int dirtyXoff, dirtyYoff, dirtyWidth, dirtyHeight;
};
static GLint getInternalFormat(void)
{
#ifdef GL_WIN32
PIXELFORMATDESCRIPTOR pfd;
int pf = GetPixelFormat(vo_hdc);
if (!DescribePixelFormat(vo_hdc, pf, sizeof pfd, &pfd)) {
r_sz = g_sz = b_sz = a_sz = 0;
} else {
r_sz = pfd.cRedBits;
g_sz = pfd.cGreenBits;
b_sz = pfd.cBlueBits;
a_sz = pfd.cAlphaBits;
}
#else
if (glXGetConfig(mDisplay, gl_vinfo, GLX_RED_SIZE, &r_sz) != 0) r_sz = 0;
if (glXGetConfig(mDisplay, gl_vinfo, GLX_GREEN_SIZE, &g_sz) != 0) g_sz = 0;
if (glXGetConfig(mDisplay, gl_vinfo, GLX_BLUE_SIZE, &b_sz) != 0) b_sz = 0;
if (glXGetConfig(mDisplay, gl_vinfo, GLX_ALPHA_SIZE, &a_sz) != 0) a_sz = 0;
#endif
rgb_sz=r_sz+g_sz+b_sz;
if(rgb_sz<=0) rgb_sz=24;
#ifdef TEXTUREFORMAT_ALWAYS
return TEXTUREFORMAT_ALWAYS;
#else
if(r_sz==3 && g_sz==3 && b_sz==2 && a_sz==0)
return GL_R3_G3_B2;
if(r_sz==4 && g_sz==4 && b_sz==4 && a_sz==0)
return GL_RGB4;
if(r_sz==5 && g_sz==5 && b_sz==5 && a_sz==0)
return GL_RGB5;
if(r_sz==8 && g_sz==8 && b_sz==8 && a_sz==0)
return GL_RGB8;
if(r_sz==10 && g_sz==10 && b_sz==10 && a_sz==0)
return GL_RGB10;
if(r_sz==2 && g_sz==2 && b_sz==2 && a_sz==2)
return GL_RGBA2;
if(r_sz==4 && g_sz==4 && b_sz==4 && a_sz==4)
return GL_RGBA4;
if(r_sz==5 && g_sz==5 && b_sz==5 && a_sz==1)
return GL_RGB5_A1;
if(r_sz==8 && g_sz==8 && b_sz==8 && a_sz==8)
return GL_RGBA8;
if(r_sz==10 && g_sz==10 && b_sz==10 && a_sz==2)
return GL_RGB10_A2;
#endif
return GL_RGB;
}
static int initTextures(void)
{
struct TexSquare *tsq=0;
GLfloat texpercx, texpercy;
int s;
int x=0, y=0;
GLint format=0;
GLenum err;
// textures smaller than 64x64 might not be supported
s=64;
while (s<image_width)
s*=2;
texture_width=s;
s=64;
while (s<image_height)
s*=2;
texture_height=s;
if (image_format != IMGFMT_YV12)
gl_internal_format = getInternalFormat();
/* Test the max texture size */
do
{
glTexImage2D (GL_PROXY_TEXTURE_2D, 0,
gl_internal_format,
texture_width, texture_height,
0, gl_bitmap_format, gl_bitmap_type, NULL);
glGetTexLevelParameteriv
(GL_PROXY_TEXTURE_2D, 0, GL_TEXTURE_INTERNAL_FORMAT, &format);
if (format != gl_internal_format)
{
mp_msg (MSGT_VO, MSGL_V, "[gl2] Needed texture [%dx%d] too big, trying ",
texture_height, texture_width);
if (texture_width > texture_height)
texture_width /= 2;
else
texture_height /= 2;
mp_msg (MSGT_VO, MSGL_V, "[%dx%d] !\n", texture_height, texture_width);
if(texture_width < 64 || texture_height < 64)
{
mp_msg (MSGT_VO, MSGL_FATAL, "[gl2] Give up .. usable texture size not avaiable, or texture config error !\n");
return -1;
}
}
}
while (format != gl_internal_format && texture_width > 1 && texture_height > 1);
#ifdef TEXTURE_WIDTH
texture_width = TEXTURE_WIDTH;
#endif
#ifdef TEXTURE_HEIGHT
texture_height = TEXTURE_HEIGHT;
#endif
texnumx = image_width / texture_width;
if ((image_width % texture_width) > 0)
texnumx++;
texnumy = image_height / texture_height;
if ((image_height % texture_height) > 0)
texnumy++;
mp_msg(MSGT_VO, MSGL_V, "[gl2] Creating %dx%d textures of size %dx%d ...\n",
texnumx, texnumy, texture_width,texture_height);
/* Allocate the texture memory */
texpercx = (GLfloat) texture_width / (GLfloat) image_width;
texpercy = (GLfloat) texture_height / (GLfloat) image_height;
if (texgrid)
free(texgrid);
texgrid = (struct TexSquare *)
calloc (texnumx * texnumy, sizeof (struct TexSquare));
raw_line_len = image_width * image_bytes;
mp_msg (MSGT_VO, MSGL_DBG2, "[gl2] texture-usage %d*width=%d, %d*height=%d\n",
(int) texnumx, (int) texture_width, (int) texnumy,
(int) texture_height);
tsq = texgrid;
for (y = 0; y < texnumy; y++)
{
for (x = 0; x < texnumx; x++)
{
tsq->fx = x * texpercx;
tsq->fy = y * texpercy;
tsq->fw = texpercx;
tsq->fh = texpercy;
tsq->isDirty=GL_FALSE;
tsq->isTexture=GL_FALSE;
tsq->texobj=0;
tsq->uvtexobjs[0] = tsq->uvtexobjs[1] = 0;
tsq->dirtyXoff=0; tsq->dirtyYoff=0; tsq->dirtyWidth=-1; tsq->dirtyHeight=-1;
glGenTextures (1, &(tsq->texobj));
glBindTexture (GL_TEXTURE_2D, tsq->texobj);
if (image_format == IMGFMT_YV12) {
glGenTextures(2, tsq->uvtexobjs);
ActiveTexture(GL_TEXTURE1);
glBindTexture (GL_TEXTURE_2D, tsq->uvtexobjs[0]);
ActiveTexture(GL_TEXTURE2);
glBindTexture (GL_TEXTURE_2D, tsq->uvtexobjs[1]);
ActiveTexture(GL_TEXTURE0);
}
err = glGetError ();
if(err==GL_INVALID_ENUM)
{
mp_msg (MSGT_VO, MSGL_ERR, "GLERROR glBindTexture (glGenText) := GL_INVALID_ENUM, texnum x=%d, y=%d, texture=%d\n", x, y, tsq->texobj);
}
if(glIsTexture(tsq->texobj) == GL_FALSE)
{
mp_msg (MSGT_VO, MSGL_ERR, "GLERROR ain't a texture (glGenText): texnum x=%d, y=%d, texture=%d\n",
x, y, tsq->texobj);
} else {
tsq->isTexture=GL_TRUE;
}
glCreateClearTex(GL_TEXTURE_2D, gl_internal_format, GL_LINEAR,
texture_width, texture_height, 0);
glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
if (image_format == IMGFMT_YV12) {
ActiveTexture(GL_TEXTURE1);
glCreateClearTex(GL_TEXTURE_2D, gl_internal_format, GL_LINEAR,
texture_width / 2, texture_height / 2, 128);
ActiveTexture(GL_TEXTURE2);
glCreateClearTex(GL_TEXTURE_2D, gl_internal_format, GL_LINEAR,
texture_width / 2, texture_height / 2, 128);
ActiveTexture(GL_TEXTURE0);
}
tsq++;
} /* for all texnumx */
} /* for all texnumy */
return 0;
}
static void resetTexturePointers(unsigned char *imageSource)
{
unsigned char *texdata_start, *line_start;
struct TexSquare *tsq = texgrid;
int x=0, y=0;
line_start = (unsigned char *) imageSource;
for (y = 0; y < texnumy; y++)
{
texdata_start = line_start;
for (x = 0; x < texnumx; x++)
{
tsq->texture = texdata_start;
texdata_start += texture_width * image_bytes;
tsq++;
} /* for all texnumx */
line_start += texture_height * raw_line_len;
} /* for all texnumy */
}
static void setupTextureDirtyArea(int x, int y, int w,int h)
{
struct TexSquare *square;
int xi, yi, wd, ht, wh, hh;
int wdecr, hdecr, xh, yh;
wdecr=w; hdecr=h; xh=x; yh=y;
for (yi = 0; hdecr>0 && yi < texnumy; yi++)
{
if (yi < texnumy - 1)
ht = texture_height;
else
ht = image_height - texture_height * yi;
xh =x;
wdecr =w;
for (xi = 0; wdecr>0 && xi < texnumx; xi++)
{
square = texgrid + yi * texnumx + xi;
if (xi < texnumx - 1)
wd = texture_width;
else
wd = image_width - texture_width * xi;
if( 0 <= xh && xh < wd &&
0 <= yh && yh < ht
)
{
square->isDirty=GL_TRUE;
wh=(wdecr<wd)?wdecr:wd-xh;
if(wh<0) wh=0;
hh=(hdecr<ht)?hdecr:ht-yh;
if(hh<0) hh=0;
/*
#ifndef NDEBUG
printf("\t %dx%d, %d/%d (%dx%d): %d/%d (%dx%d)\n",
xi, yi, xh, yh, wdecr, hdecr, xh, yh, wh, hh);
#endif
*/
if(xh<square->dirtyXoff)
square->dirtyXoff=xh;
if(yh<square->dirtyYoff)
square->dirtyYoff=yh;
square->dirtyWidth = wd-square->dirtyXoff;
square->dirtyHeight = ht-square->dirtyYoff;
wdecr-=wh;
if ( xi == texnumx - 1 )
hdecr-=hh;
}
xh-=wd;
if(xh<0) xh=0;
}
yh-=ht;
if(yh<0) yh=0;
}
}
static void gl_set_bilinear (int val)
{
int x, y;
if(val>=0)
gl_bilinear = val;
else
gl_bilinear++;
gl_bilinear=gl_bilinear%2;
/* no mipmap yet .. */
for (y = 0; y < texnumy; y++)
{
for (x = 0; x < texnumx; x++)
{
glBindTexture (GL_TEXTURE_2D, texgrid[y * texnumx + x].texobj);
switch (gl_bilinear)
{
case 0:
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_NEAREST);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_NEAREST);
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] bilinear off\n");
break;
case 1:
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_LINEAR);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_LINEAR);
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] bilinear linear\n");
break;
case 2:
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_LINEAR_MIPMAP_NEAREST);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_LINEAR_MIPMAP_NEAREST);
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] bilinear mipmap nearest\n");
break;
case 3:
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER,
GL_LINEAR_MIPMAP_LINEAR);
glTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,
GL_LINEAR_MIPMAP_LINEAR);
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] bilinear mipmap linear\n");
break;
}
}
}
}
static void gl_set_antialias (int val)
{
gl_antialias=val;
if (gl_antialias)
{
glShadeModel (GL_SMOOTH);
glEnable (GL_POLYGON_SMOOTH);
glEnable (GL_LINE_SMOOTH);
glEnable (GL_POINT_SMOOTH);
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] antialiasing on\n");
}
else
{
glShadeModel (GL_FLAT);
glDisable (GL_POLYGON_SMOOTH);
glDisable (GL_LINE_SMOOTH);
glDisable (GL_POINT_SMOOTH);
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] antialiasing off\n");
}
}
static void drawTextureDisplay (void)
{
struct TexSquare *square = texgrid;
int x, y/*, xoff=0, yoff=0, wd, ht*/;
GLenum err;
glColor3f(1.0,1.0,1.0);
if (image_format == IMGFMT_YV12)
glEnableYUVConversion(GL_TEXTURE_2D, use_yuv);
for (y = 0; y < texnumy; y++)
{
for (x = 0; x < texnumx; x++)
{
if(square->isTexture==GL_FALSE)
{
mp_msg (MSGT_VO, MSGL_V, "[gl2] ain't a texture(update): texnum x=%d, y=%d, texture=%d\n",
x, y, square->texobj);
continue;
}
glBindTexture (GL_TEXTURE_2D, square->texobj);
if (image_format == IMGFMT_YV12) {
ActiveTexture(GL_TEXTURE1);
glBindTexture (GL_TEXTURE_2D, square->uvtexobjs[0]);
ActiveTexture(GL_TEXTURE2);
glBindTexture (GL_TEXTURE_2D, square->uvtexobjs[1]);
ActiveTexture(GL_TEXTURE0);
}
err = glGetError ();
if(err==GL_INVALID_ENUM)
{
mp_msg (MSGT_VO, MSGL_ERR, "GLERROR glBindTexture := GL_INVALID_ENUM, texnum x=%d, y=%d, texture=%d\n", x, y, square->texobj);
}
else if(err==GL_INVALID_OPERATION) {
mp_msg (MSGT_VO, MSGL_V, "GLERROR glBindTexture := GL_INVALID_OPERATION, texnum x=%d, y=%d, texture=%d\n", x, y, square->texobj);
}
#ifndef NDEBUG
if(glIsTexture(square->texobj) == GL_FALSE)
{
square->isTexture=GL_FALSE;
mp_msg (MSGT_VO, MSGL_ERR, "GLERROR ain't a texture(update): texnum x=%d, y=%d, texture=%d\n",
x, y, square->texobj);
}
#endif
if(square->isDirty)
{
glUploadTex(GL_TEXTURE_2D, gl_bitmap_format, gl_bitmap_type,
square->texture, image_width * image_bytes,
square->dirtyXoff, square->dirtyYoff,
square->dirtyWidth, square->dirtyHeight,
0);
square->isDirty=GL_FALSE;
square->dirtyXoff=0; square->dirtyYoff=0; square->dirtyWidth=-1; square->dirtyHeight=-1;
}
mp_msg (MSGT_VO, MSGL_DBG2, "[gl2] glTexSubImage2D texnum x=%d, y=%d, %d/%d - %d/%d\n",
x, y, square->dirtyXoff, square->dirtyYoff, square->dirtyWidth, square->dirtyHeight);
glDrawTex(square->fx, square->fy, square->fw, square->fh,
0, 0, texture_width, texture_height,
texture_width, texture_height,
0, image_format == IMGFMT_YV12, 0);
square++;
} /* for all texnumx */
} /* for all texnumy */
if (image_format == IMGFMT_YV12)
glDisableYUVConversion(GL_TEXTURE_2D, use_yuv);
/* YES - let's catch this error ...
*/
(void) glGetError ();
}
static void resize(int *x,int *y){
mp_msg(MSGT_VO,MSGL_V,"[gl2] Resize: %dx%d\n",*x,*y);
if( vo_fs )
{
glClear(GL_COLOR_BUFFER_BIT);
aspect(x, y, A_ZOOM);
panscan_calc();
*x += vo_panscan_x;
*y += vo_panscan_y;
glViewport( (vo_screenwidth-*x)/2, (vo_screenheight-*y)/2, *x, *y);
} else {
//aspect(x, y, A_NOZOOM);
if (WinID >= 0) {
int top = 0, left = 0, w = *x, h = *y;
geometry(&top, &left, &w, &h, vo_screenwidth, vo_screenheight);
glViewport(top, left, w, h);
} else
glViewport( 0, 0, *x, *y );
}
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho (0, 1, 1, 0, -1.0, 1.0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
}
static void draw_alpha_32(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
vo_draw_alpha_rgb32(w,h,src,srca,stride,ImageData+4*(y0*image_width+x0),4*image_width);
}
static void draw_alpha_24(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
vo_draw_alpha_rgb24(w,h,src,srca,stride,ImageData+3*(y0*image_width+x0),3*image_width);
}
static void draw_alpha_16(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
vo_draw_alpha_rgb16(w,h,src,srca,stride,ImageData+2*(y0*image_width+x0),2*image_width);
}
static void draw_alpha_15(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
vo_draw_alpha_rgb15(w,h,src,srca,stride,ImageData+2*(y0*image_width+x0),2*image_width);
}
static void draw_alpha_null(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
}
#ifdef GL_WIN32
static int config_w32(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format) {
if (!vo_w32_config(d_width, d_height, flags))
return -1;
if (vo_fs)
aspect(&d_width, &d_height, A_ZOOM);
return 0;
}
#else
static int choose_glx_visual(Display *dpy, int scr, XVisualInfo *res_vi)
{
XVisualInfo template, *vi_list;
int vi_num, i, best_i, best_weight;
template.screen = scr;
vi_list = XGetVisualInfo(dpy, VisualScreenMask, &template, &vi_num);
if (!vi_list) return -1;
best_weight = 1000000; best_i=0;
for (i = 0; i < vi_num; i++) {
int val, res, w = 0;
/* of course, the visual must support OpenGL rendering... */
res = glXGetConfig(dpy, vi_list + i, GLX_USE_GL, &val);
if (res || val == False) continue;
/* also it must be doublebuffered ... */
res = glXGetConfig(dpy, vi_list + i, GLX_DOUBLEBUFFER, &val);
if (res || val == False) continue;
/* furthermore it must be RGBA (not color indexed) ... */
res = glXGetConfig(dpy, vi_list + i, GLX_RGBA, &val);
if (res || val == False) continue;
/* prefer less depth buffer size, */
res = glXGetConfig(dpy, vi_list + i, GLX_DEPTH_SIZE, &val);
if (res) continue;
w += val*2;
/* stencil buffer size */
res = glXGetConfig(dpy, vi_list + i, GLX_STENCIL_SIZE, &val);
if (res) continue;
w += val*2;
/* and colorbuffer alpha size */
res = glXGetConfig(dpy, vi_list + i, GLX_ALPHA_SIZE, &val);
if (res) continue;
w += val;
/* and finally, prefer DirectColor-ed visuals to allow color corrections */
if (vi_list[i].class != DirectColor) w += 100;
// avoid bad-looking visual with less that 8bit per color
res = glXGetConfig(dpy, vi_list + i, GLX_RED_SIZE, &val);
if (res) continue;
if (val < 8) w += 50;
res = glXGetConfig(dpy, vi_list + i, GLX_GREEN_SIZE, &val);
if (res) continue;
if (val < 8) w += 70;
res = glXGetConfig(dpy, vi_list + i, GLX_BLUE_SIZE, &val);
if (res) continue;
if (val < 8) w += 50;
if (w < best_weight) {
best_weight = w;
best_i = i;
}
}
if (best_weight < 1000000) *res_vi = vi_list[best_i];
XFree(vi_list);
return (best_weight < 1000000) ? 0 : -1;
}
static int config_glx(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format) {
if (WinID >= 0) {
vo_window = WinID ? (Window)WinID : mRootWin;
vo_x11_selectinput_witherr(mDisplay, vo_window,
StructureNotifyMask | KeyPressMask | PointerMotionMask |
ButtonPressMask | ButtonReleaseMask | ExposureMask);
return 0;
}
if ( vo_window == None )
{
XSizeHints hint;
XVisualInfo *vinfo, vinfo_buf;
XEvent xev;
hint.x = vo_dx;
hint.y = vo_dy;
hint.width = d_width;
hint.height = d_height;
hint.flags = PPosition | PSize;
/* Make the window */
// XGetWindowAttributes(mDisplay, DefaultRootWindow(mDisplay), &attribs);
// XMatchVisualInfo(mDisplay, screen, depth, TrueColor, &vinfo);
vinfo = choose_glx_visual(mDisplay,mScreen,&vinfo_buf) < 0 ? NULL : &vinfo_buf;
if (vinfo == NULL)
{
mp_msg(MSGT_VO, MSGL_FATAL, "[gl2] no GLX support present\n");
return -1;
}
vo_fs = VO_FALSE;
vo_window = vo_x11_create_smooth_window(mDisplay, RootWindow(mDisplay,mScreen),
vinfo->visual, hint.x, hint.y, hint.width, hint.height, vinfo->depth, vo_x11_create_colormap(vinfo));
XSelectInput(mDisplay, vo_window, StructureNotifyMask);
/* Tell other applications about this window */
XSetStandardProperties(mDisplay, vo_window, title, title, None, NULL, 0, &hint);
/* Map window. */
XMapWindow(mDisplay, vo_window);
vo_x11_sizehint( hint.x, hint.y, hint.width, hint.height,0 );
XClearWindow(mDisplay,vo_window);
/* Wait for map. */
do
{
XNextEvent(mDisplay, &xev);
}
while (xev.type != MapNotify || xev.xmap.event != vo_window);
vo_x11_classhint( mDisplay,vo_window,"gl2" );
vo_hidecursor(mDisplay,vo_window);
XSync(mDisplay, False);
//XSelectInput(mDisplay, vo_window, StructureNotifyMask); // !!!!
vo_x11_selectinput_witherr(mDisplay, vo_window, StructureNotifyMask | KeyPressMask | PointerMotionMask
| ButtonPressMask | ButtonReleaseMask | ExposureMask
);
}
vo_x11_nofs_sizepos(vo_dx, vo_dy, d_width, d_height);
if (vo_fs ^ (flags & VOFLAG_FULLSCREEN))
vo_x11_fullscreen();
return 0;
}
#ifdef HAVE_NEW_GUI
static int config_glx_gui(uint32_t d_width, uint32_t d_height) {
vo_dwidth = d_width;
vo_dheight = d_height;
guiGetEvent( guiSetShVideo,0 ); // the GUI will set up / resize the window
return 0;
}
#endif
#endif
static int initGl(uint32_t d_width, uint32_t d_height)
{
fragprog = lookupTex = 0;
if (initTextures() < 0)
return -1;
glDisable(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glDepthMask(GL_FALSE);
glDisable(GL_CULL_FACE);
glEnable (GL_TEXTURE_2D);
if (image_format == IMGFMT_YV12) {
switch (use_yuv) {
case YUV_CONVERSION_FRAGMENT_LOOKUP:
glGenTextures(1, &lookupTex);
ActiveTexture(GL_TEXTURE3);
glBindTexture(GL_TEXTURE_2D, lookupTex);
ActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, 0);
case YUV_CONVERSION_FRAGMENT_POW:
case YUV_CONVERSION_FRAGMENT:
if (!GenPrograms || !BindProgram) {
mp_msg(MSGT_VO, MSGL_ERR, "[gl] fragment program functions missing!\n");
break;
}
GenPrograms(1, &fragprog);
BindProgram(GL_FRAGMENT_PROGRAM, fragprog);
break;
}
glSetupYUVConversion(GL_TEXTURE_2D, use_yuv, 0.0, 1.0, 0.0, 1.0, 1.0, 1.0, 1.0,
texture_width, texture_height);
}
gl_set_antialias(0);
gl_set_bilinear(1);
mp_msg(MSGT_VO, MSGL_V, "[gl2] Using image_bpp=%d, image_bytes=%d, \n\tgl_bitmap_format=%s, gl_bitmap_type=%s, \n\trgb_size=%d (%d,%d,%d), a_sz=%d, \n\tgl_internal_format=%s\n",
image_bpp, image_bytes,
glValName(gl_bitmap_format), glValName(gl_bitmap_type),
rgb_sz, r_sz, g_sz, b_sz, a_sz, glValName(gl_internal_format));
resize(&d_width, &d_height);
glClearColor( 0.0f,0.0f,0.0f,0.0f );
glClear( GL_COLOR_BUFFER_BIT );
drawTextureDisplay ();
return 0;
}
/* connect to server, create and map window,
* allocate colors and (shared) memory
*/
static int
config(uint32_t width, uint32_t height, uint32_t d_width, uint32_t d_height, uint32_t flags, char *title, uint32_t format)
{
const unsigned char * glVersion;
image_height = height;
image_width = width;
image_format = format;
int_pause = 0;
panscan_init();
aspect_save_orig(width,height);
aspect_save_prescale(d_width,d_height);
update_xinerama_info();
aspect(&d_width,&d_height,A_NOZOOM);
vo_dx = (int)(vo_screenwidth - d_width) / 2;
vo_dy = (int)(vo_screenheight - d_height) / 2;
geometry(&vo_dx, &vo_dy, &d_width, &d_height,
vo_screenwidth, vo_screenheight);
vo_dx += xinerama_x;
vo_dy += xinerama_y;
#if defined(HAVE_NEW_GUI) && !defined(GL_WIN32)
if (use_gui) {
if (config_glx_gui(d_width, d_height) == -1)
return -1;
} else
#endif
#ifdef GL_WIN32
if (config_w32(width, height, d_width, d_height, flags, title, format) == -1)
#else
if (config_glx(width, height, d_width, d_height, flags, title, format) == -1)
#endif
return -1;
setGlWindow(&gl_vinfo, &gl_context, vo_window);
glVersion = glGetString(GL_VERSION);
mp_msg(MSGT_VO, MSGL_V, "[gl2] OpenGL Driver Information:\n");
mp_msg(MSGT_VO, MSGL_V, "\tvendor: %s,\n\trenderer %s,\n\tversion %s\n",
glGetString(GL_VENDOR),
glGetString(GL_RENDERER),
glVersion);
if(glVersion[0]>'1' ||
(glVersion[0]=='1' && glVersion[2]>='2') )
isGL12 = GL_TRUE;
else
isGL12 = GL_FALSE;
if(isGL12)
{
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] You have OpenGL >= 1.2 capable drivers, GOOD (16bpp and BGR is ok!)\n");
} else {
mp_msg(MSGT_VO, MSGL_INFO, "[gl2] You have OpenGL < 1.2 drivers, BAD (16bpp and BGR may be damaged!)\n");
}
glFindFormat(format, &image_bpp, &gl_internal_format, &gl_bitmap_format, &gl_bitmap_type);
image_bytes=(image_bpp+7)/8;
draw_alpha_fnc=draw_alpha_null;
switch(image_bpp)
{
case 15:
draw_alpha_fnc=draw_alpha_15;
break;
case 16:
draw_alpha_fnc=draw_alpha_16;
break;
case 24:
draw_alpha_fnc=draw_alpha_24; break;
case 32:
draw_alpha_fnc=draw_alpha_32; break;
}
if (initGl(vo_dwidth, vo_dheight) == -1)
return -1;
#ifndef GL_WIN32
if (vo_ontop) vo_x11_setlayer(mDisplay,vo_window, vo_ontop);
#endif
return 0;
}
static int gl_handlekey(int key)
{
if(key=='a'||key=='A')
{
gl_set_antialias(!gl_antialias);
return 0;
}
else if(key=='b'||key=='B')
{
gl_set_bilinear(-1);
return 0;
}
return 1;
}
static void check_events(void)
{
int e;
#ifndef GL_WIN32
XEvent Event;
char buf[100];
KeySym keySym;
int key;
static XComposeStatus stat;
while ( XPending( mDisplay ) )
{
XNextEvent( mDisplay,&Event );
if( Event.type == KeyPress )
{
XLookupString( &Event.xkey,buf,sizeof(buf),&keySym,&stat );
key = (keySym&0xff00) != 0? ( (keySym&0x00ff) + 256 )
: ( keySym ) ;
if(gl_handlekey(key))
XPutBackEvent(mDisplay, &Event);
break;
} else {
XPutBackEvent(mDisplay, &Event);
break;
}
}
#endif
e=vo_check_events();
if(e&VO_EVENT_RESIZE) resize(&vo_dwidth, &vo_dheight);
if(e&VO_EVENT_EXPOSE && int_pause) flip_page();
}
static void draw_osd(void)
{
if (ImageData)
vo_draw_text(image_width,image_height,draw_alpha_fnc);
}
static void
flip_page(void)
{
drawTextureDisplay();
// glFlush();
if (use_glFinish)
glFinish();
swapGlBuffers();
if (vo_fs) // Avoid flickering borders in fullscreen mode
glClear (GL_COLOR_BUFFER_BIT);
}
//static inline uint32_t draw_slice_x11(uint8_t *src[], uint32_t slice_num)
static int draw_slice(uint8_t *src[], int stride[], int w,int h,int x,int y)
{
uint8_t *yptr = src[0], *uptr = src[1], *vptr = src[2];
int ystride = stride[0], ustride = stride[1], vstride = stride[2];
int rem_h = h;
struct TexSquare *texline = &texgrid[y / texture_height * texnumx];
int subtex_y = y % texture_width;
while (rem_h > 0) {
int rem_w = w;
struct TexSquare *tsq = &texline[x / texture_width];
int subtex_x = x % texture_height;
int subtex_h = rem_h;
if (subtex_y + subtex_h > texture_height)
subtex_h = texture_height - subtex_y;
while (rem_w > 0) {
int subtex_w = rem_w;
if (subtex_x + subtex_w > texture_width)
subtex_w = texture_width - subtex_x;
ActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, tsq->texobj);
glUploadTex(GL_TEXTURE_2D, gl_bitmap_format, gl_bitmap_type,
yptr, ystride, subtex_x, subtex_y,
subtex_w, subtex_h, 0);
ActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, tsq->uvtexobjs[0]);
glUploadTex(GL_TEXTURE_2D, gl_bitmap_format, gl_bitmap_type,
uptr, ustride, subtex_x / 2, subtex_y / 2,
subtex_w / 2, subtex_h / 2, 0);
ActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, tsq->uvtexobjs[1]);
glUploadTex(GL_TEXTURE_2D, gl_bitmap_format, gl_bitmap_type,
vptr, vstride, subtex_x / 2, subtex_y / 2,
subtex_w / 2, subtex_h / 2, 0);
subtex_x = 0;
yptr += subtex_w;
uptr += subtex_w / 2;
vptr += subtex_w / 2;
tsq++;
rem_w -= subtex_w;
}
subtex_y = 0;
yptr += subtex_h * ystride - w;
uptr += subtex_h / 2 * ustride - w / 2;
vptr += subtex_h / 2 * vstride - w / 2;
texline += texnumx;
rem_h -= subtex_h;
}
ActiveTexture(GL_TEXTURE0);
return 0;
}
static int
draw_frame(uint8_t *src[])
{
if (image_format == IMGFMT_YV12) {
mp_msg(MSGT_VO, MSGL_ERR, "[gl2] error: draw_frame called for YV12!\n");
return 0;
}
ImageData=(unsigned char *)src[0];
resetTexturePointers(ImageData);
setupTextureDirtyArea(0, 0, image_width, image_height);
return 0;
}
static int
query_format(uint32_t format)
{
switch(format){
case IMGFMT_YV12:
if (use_yuv)
return VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_OSD |
VFCAP_HWSCALE_UP | VFCAP_HWSCALE_DOWN | VFCAP_ACCEPT_STRIDE;
break;
#ifdef SYS_DARWIN
case IMGFMT_RGB32:
#else
case IMGFMT_RGB24:
case IMGFMT_BGR24:
// case IMGFMT_RGB32:
// case IMGFMT_BGR32:
#endif
return VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW | VFCAP_OSD;
}
return 0;
}
static void
uninit(void)
{
if ( !vo_config_count ) return;
releaseGlContext(&gl_vinfo, &gl_context);
if (texgrid) {
free(texgrid);
texgrid = NULL;
}
vo_uninit();
}
static opt_t subopts[] = {
{"yuv", OPT_ARG_INT, &use_yuv, (opt_test_f)int_non_neg},
{"glfinish", OPT_ARG_BOOL, &use_glFinish, NULL},
{NULL}
};
static int preinit(const char *arg)
{
// set defaults
use_yuv = 0;
use_glFinish = 1;
if (subopt_parse(arg, subopts) != 0) {
mp_msg(MSGT_VO, MSGL_FATAL,
"\n-vo gl2 command line help:\n"
"Example: mplayer -vo gl2:noglfinish\n"
"\nOptions:\n"
" noglfinish\n"
" Do not call glFinish() before swapping buffers\n"
" yuv=<n>\n"
" 0: use software YUV to RGB conversion.\n"
" 1: use register combiners (nVidia only, for older cards).\n"
" 2: use fragment program.\n"
" 3: use fragment program with gamma correction.\n"
" 4: use fragment program with gamma correction via lookup.\n"
" 5: use ATI-specific method (for older cards).\n"
"\n" );
return -1;
}
if( !vo_init() ) return -1; // Can't open X11
return 0;
}
static int control(uint32_t request, void *data, ...)
{
switch (request) {
case VOCTRL_PAUSE: return (int_pause=1);
case VOCTRL_RESUME: return (int_pause=0);
case VOCTRL_QUERY_FORMAT:
return query_format(*((uint32_t*)data));
case VOCTRL_GUISUPPORT:
return VO_TRUE;
case VOCTRL_ONTOP:
vo_ontop();
return VO_TRUE;
case VOCTRL_FULLSCREEN:
vo_fullscreen();
if (setGlWindow(&gl_vinfo, &gl_context, vo_window) == SET_WINDOW_REINIT)
initGl(vo_dwidth, vo_dheight);
resize(&vo_dwidth, &vo_dheight);
return VO_TRUE;
#ifdef GL_WIN32
case VOCTRL_BORDER:
vo_w32_border();
return VO_TRUE;
#endif
case VOCTRL_GET_PANSCAN:
return VO_TRUE;
case VOCTRL_SET_PANSCAN:
resize (&vo_dwidth, &vo_dheight);
return VO_TRUE;
#ifndef GL_WIN32
case VOCTRL_SET_EQUALIZER:
{
va_list ap;
int value;
va_start(ap, data);
value = va_arg(ap, int);
va_end(ap);
return vo_x11_set_equalizer(data, value);
}
case VOCTRL_GET_EQUALIZER:
{
va_list ap;
int *value;
va_start(ap, data);
value = va_arg(ap, int *);
va_end(ap);
return vo_x11_get_equalizer(data, value);
}
#endif
}
return VO_NOTIMPL;
}
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