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pixlib: NV12 blitter

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git-svn-id: svn://kolibrios.org@6137 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2016-02-04 21:44:16 +00:00
parent f71187e224
commit b679a49b96
6 changed files with 403 additions and 139 deletions
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12
contrib/sdk/sources/newlib/libc/include/pixlib3.h
View File

@ -9,7 +9,10 @@
struct bitmap;
struct planar;
typedef struct bitmap bitmap_t;
typedef struct planar planar_t;
uint32_t pxInit(int hw);
void pxFini();
@ -18,6 +21,12 @@ bitmap_t *pxCreateBitmap(uint32_t width, uint32_t height);
int pxDestroyBitmap(bitmap_t *bitmap);
planar_t* pxCreatePlanar(int name, int format,
uint32_t width, uint32_t height,
uint32_t offset0, uint32_t pitch0,
uint32_t offset1, uint32_t pitch1,
uint32_t offset2, uint32_t pitch2);
void *pxLockBitmap(bitmap_t *bitmap, uint32_t *pitch);
int pxResizeBitmap(bitmap_t *bitmap, uint32_t width, uint32_t height);
@ -25,6 +34,9 @@ int pxResizeBitmap(bitmap_t *bitmap, uint32_t width, uint32_t height);
int pxBlitBitmap(bitmap_t *bitmap, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y);
int pxBlitPlanar(planar_t *planar, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y);
int pxCreateClient(int x, int y, uint32_t width, uint32_t height);
int pxResizeClient(int x, int y, uint32_t width, uint32_t height);

6
contrib/sdk/sources/pixlib-3/pixdriver.h
View File

@ -8,8 +8,8 @@ struct pix_driver
int (*destroy_bitmap)(bitmap_t *bitmap);
void *(*lock_bitmap)(bitmap_t *bitmap, uint32_t *pitch);
int (*resize_bitmap)(bitmap_t *bitmap, uint32_t width, uint32_t height);
int (*blit_bitmap)(bitmap_t * bitmap, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y);
int (*blit_bitmap)(bitmap_t *bitmap, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y);
int (*create_client)(int x, int y, uint32_t width, uint32_t height);
int (*resize_client)(int x, int y, uint32_t width, uint32_t height);
void (*fini)(void);
@ -18,6 +18,8 @@ struct pix_driver
uint32_t offset0, uint32_t pitch0,
uint32_t offset1, uint32_t pitch1,
uint32_t offset2, uint32_t pitch2);
int (*blit_planar)(planar_t *planar, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y);
};
#endif

16
contrib/sdk/sources/pixlib-3/pixlib3.c
View File

@ -47,9 +47,6 @@ static bitmap_t *sw_create_bitmap(uint32_t width, uint32_t height)
if (bitmap->buffer == NULL)
goto err_1;
// printf("create bitmap: %p %dx%d buffer: %p\n",
// bitmap, bitmap->width, bitmap->height, bitmap->buffer);
return bitmap;
err_1:
@ -180,6 +177,7 @@ static struct pix_driver sw_driver =
sw_create_client,
sw_resize_client,
NULL,
NULL,
NULL
};
@ -192,6 +190,9 @@ uint32_t pxInit(int hw)
uint32_t api_version;
ioctl_t io;
if(driver != NULL)
return driver->driver_caps;
driver = &sw_driver;
if(hw == 0)
@ -271,6 +272,15 @@ planar_t* pxCreatePlanar(int name, int format,
}
int pxBlitPlanar(planar_t *planar, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y)
{
if(driver->blit_planar)
return driver->blit_planar(planar, dst_x, dst_y,
w, h, src_x, src_y);
else
return 0;
};

42
contrib/sdk/sources/pixlib-3/pixlib3.h
View File

@ -1,42 +0,0 @@
#ifndef __PIXLIB3_H__
#define __PIXLIB3_H__
#include <stdint.h>
#define HW_BIT_BLIT (1<<0) /* BGRX blitter */
#define HW_TEX_BLIT (1<<1) /* stretch blit */
#define HW_VID_BLIT (1<<2) /* planar and packed video */
struct bitmap;
struct planar;
typedef struct bitmap bitmap_t;
typedef struct planar planar_t;
uint32_t pxInit(int hw);
void pxFini();
bitmap_t *pxCreateBitmap(uint32_t width, uint32_t height);
int pxDestroyBitmap(bitmap_t *bitmap);
planar_t* pxCreatePlanar(int name, int format,
uint32_t width, uint32_t height,
uint32_t offset0, uint32_t pitch0,
uint32_t offset1, uint32_t pitch1,
uint32_t offset2, uint32_t pitch2);
void *pxLockBitmap(bitmap_t *bitmap, uint32_t *pitch);
int pxResizeBitmap(bitmap_t *bitmap, uint32_t width, uint32_t height);
int pxBlitBitmap(bitmap_t *bitmap, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y);
int pxCreateClient(int x, int y, uint32_t width, uint32_t height);
int pxResizeClient(int x, int y, uint32_t width, uint32_t height);
#endif

392
contrib/sdk/sources/pixlib-3/pxgl.c
View File

@ -10,6 +10,8 @@
#define WIN_STATE_MINIMIZED 0x02
#define WIN_STATE_ROLLED 0x04
#define LINE() printf("%s line %d\n", __FUNCTION__,__LINE__)
static int drm_ioctl(int fd, unsigned long request, void *arg)
{
ioctl_t io;
@ -125,39 +127,6 @@ err_0:
return -1;
};
static GLint create_shader(GLenum type, const char *source)
{
GLint ok;
GLint shader;
shader = glCreateShader(type);
if(shader == 0)
goto err;
glShaderSource(shader, 1, (const GLchar **) &source, NULL);
glCompileShader(shader);
glGetShaderiv(shader, GL_COMPILE_STATUS, &ok);
if (!ok) {
GLchar *info;
GLint size;
glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &size);
info = malloc(size);
glGetShaderInfoLog(shader, size, NULL, info);
DBG("Failed to compile %s: %s\n",
type == GL_FRAGMENT_SHADER ? "FS" : "VS",info);
DBG("Program source:\n%s", source);
DBG("GLSL compile failure\n");
free(info);
glDeleteShader(shader);
shader = 0;
};
DBG("create shader %d\n", shader);
err:
return shader;
}
static void *px_create_obj(struct render *px, size_t size,
@ -347,31 +316,189 @@ err_0:
return -1;
};
static struct render* create_render(EGLDisplay dpy, EGLContext context, int dx, int dy, int w, int h)
static GLint create_shader(GLenum type, const char *source)
{
GLint ok;
GLint shader;
shader = glCreateShader(type);
if(shader == 0)
goto err;
glShaderSource(shader, 1, (const GLchar **) &source, NULL);
glCompileShader(shader);
glGetShaderiv(shader, GL_COMPILE_STATUS, &ok);
if (!ok) {
GLchar *info;
GLint size;
glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &size);
info = malloc(size);
glGetShaderInfoLog(shader, size, NULL, info);
DBG("Failed to compile %s: %s\n",
type == GL_FRAGMENT_SHADER ? "FS" : "VS",info);
DBG("Program source:\n%s", source);
DBG("GLSL compile failure\n");
free(info);
glDeleteShader(shader);
shader = 0;
};
DBG("create shader %d\n", shader);
err:
return shader;
}
static GLuint create_rgba_shader(struct shader *shader)
{
const char *vs_src =
"attribute vec4 v_position;\n"
"attribute vec4 v_texcoord0;\n"
"varying vec2 source_texture;\n"
"varying vec2 tex_coord;\n"
"void main()\n"
"{\n"
" gl_Position = v_position;\n"
" source_texture = v_texcoord0.xy;\n"
" tex_coord = v_texcoord0.xy;\n"
"}\n";
const char *fs_i965 =
"varying vec2 source_texture;\n"
"uniform sampler2D sampler_src;\n"
"uniform sampler2D sampler_mask;\n"
const char *fs_rgba =
"uniform sampler2D tex_rgba;\n"
"uniform sampler2D tex_mask;\n"
"varying vec2 tex_coord;\n"
"void main()\n"
"{\n"
" float ca = texture2D(sampler_mask, source_texture).r;\n"
" gl_FragColor = vec4(texture2D(sampler_src, source_texture).rgb, ca);\n"
" float ca = texture2D(tex_mask, tex_coord).r;\n"
" gl_FragColor = vec4(texture2D(tex_rgba, tex_coord).rgb, ca);\n"
"}\n";
GLuint prog;
GLint vs_shader, fs_shader;
int ret;
prog = glCreateProgram();
if(prog == 0)
goto err;
vs_shader = create_shader(GL_VERTEX_SHADER, vs_src);
if(vs_shader == 0)
goto err;
fs_shader = create_shader(GL_FRAGMENT_SHADER, fs_rgba);
if(fs_shader == 0)
goto err;
glAttachShader(prog, vs_shader);
glAttachShader(prog, fs_shader);
glBindAttribLocation(prog, 0, "v_position");
glBindAttribLocation(prog, 1, "v_texcoord0");
glLinkProgram(prog);
glGetProgramiv(prog, GL_LINK_STATUS, &ret);
if (!ret)
{
GLchar *info;
GLint size;
glGetProgramiv(prog, GL_INFO_LOG_LENGTH, &size);
info = malloc(size);
glGetProgramInfoLog(prog, size, NULL, info);
DBG("Failed to link: %s\n", info);
DBG("GLSL link failure\n");
free(info);
goto err;
}
shader->sampler0 = glGetUniformLocation(prog,"tex_rgba");
shader->sm_mask = glGetUniformLocation(prog,"tex_mask");
shader->blit_prog = prog;
return prog;
err:
return 0;
}
static GLuint create_y_uv_shader(struct shader *shader)
{
const char *vs_src =
"attribute vec4 v_position;\n"
"attribute vec4 v_texcoord0;\n"
"varying vec2 tex_coord;\n"
"void main()\n"
"{\n"
" gl_Position = v_position;\n"
" tex_coord = v_texcoord0.xy;\n"
"}\n";
const char *fs_y_uv =
"uniform sampler2D tex_src_y;\n"
"uniform sampler2D tex_src_uv;\n"
"uniform sampler2D tex_mask;\n"
"varying vec2 tex_coord;\n"
"void main()\n"
"{\n"
" float y = 1.16438356 * (texture2D(tex_src_y, tex_coord).x - 0.0625);\n"
" float u = texture2D(tex_src_uv, tex_coord).r - 0.5;\n"
" float v = texture2D(tex_src_uv, tex_coord).g - 0.5;\n"
" gl_FragColor.r = y + 1.59602678 * v;\n" \
" gl_FragColor.g = y - 0.39176229 * u - 0.81296764 * v;\n" \
" gl_FragColor.b = y + 2.01723214 * u;\n" \
" gl_FragColor.a = texture2D(tex_mask, tex_coord).r;\n"
"}\n";
GLuint prog;
GLint vs_shader, fs_shader;
int ret;
prog = glCreateProgram();
if(prog == 0)
goto err;
vs_shader = create_shader(GL_VERTEX_SHADER, vs_src);
if(vs_shader == 0)
goto err;
fs_shader = create_shader(GL_FRAGMENT_SHADER, fs_y_uv);
if(fs_shader == 0)
goto err;
glAttachShader(prog, vs_shader);
glAttachShader(prog, fs_shader);
glBindAttribLocation(prog, 0, "v_position");
glBindAttribLocation(prog, 1, "v_texcoord0");
glLinkProgram(prog);
glGetProgramiv(prog, GL_LINK_STATUS, &ret);
if (!ret)
{
GLchar *info;
GLint size;
glGetProgramiv(prog, GL_INFO_LOG_LENGTH, &size);
info = malloc(size);
glGetProgramInfoLog(prog, size, NULL, info);
DBG("Failed to link: %s\n", info);
DBG("GLSL link failure\n");
free(info);
goto err;
}
shader->sampler0 = glGetUniformLocation(prog,"tex_src_y");
shader->sampler1 = glGetUniformLocation(prog,"tex_src_uv");
shader->sm_mask = glGetUniformLocation(prog,"tex_mask");
shader->blit_prog = prog;
return prog;
err:
return 0;
}
static struct render* create_render(EGLDisplay dpy, EGLContext context, int dx, int dy, int w, int h)
{
struct drm_i915_fb_info fb;
struct render *px;
GLint vs_shader, fs_shader;
int ret;
px = (struct render*)malloc(sizeof(struct render));
@ -418,46 +545,8 @@ static struct render* create_render(EGLDisplay dpy, EGLContext context, int dx,
if(create_mask(px))
goto err_4;
px->blit_prog = glCreateProgram();
if(px->blit_prog == 0)
goto err_4;
vs_shader = create_shader(GL_VERTEX_SHADER, vs_src);
if(vs_shader == 0)
goto err_4;
fs_shader = create_shader(GL_FRAGMENT_SHADER, fs_i965);
if(fs_shader == 0)
goto err_4;
glAttachShader(px->blit_prog, vs_shader);
glAttachShader(px->blit_prog, fs_shader);
glBindAttribLocation(px->blit_prog, 0, "v_position");
glBindAttribLocation(px->blit_prog, 1, "v_texcoord0");
glLinkProgram(px->blit_prog);
glGetProgramiv(px->blit_prog, GL_LINK_STATUS, &ret);
if (!ret)
{
GLchar *info;
GLint size;
glGetProgramiv(px->blit_prog, GL_INFO_LOG_LENGTH, &size);
info = malloc(size);
glGetProgramInfoLog(px->blit_prog, size, NULL, info);
DBG("Failed to link: %s\n", info);
DBG("GLSL link failure\n");
free(info);
goto err_4;
}
px->sampler = glGetUniformLocation(px->blit_prog,"sampler_src");
px->sm_mask = glGetUniformLocation(px->blit_prog,"sampler_mask");
glUseProgram(px->blit_prog);
glUniform1i(px->sampler, 0);
glUniform1i(px->sm_mask, 1);
create_y_uv_shader(&px->shader_y_uv);
create_rgba_shader(&px->shader_rgba);
glEnableClientState(GL_VERTEX_ARRAY);
@ -552,7 +641,7 @@ static planar_t* hw_create_planar(EGLint name, EGLint format, uint32_t width, ui
switch (format)
{
case EGL_TEXTURE_Y_UV_WL:
case WL_DRM_FORMAT_NV12:
num_planes = 2;
break;
case EGL_TEXTURE_Y_U_V_WL:
@ -565,12 +654,14 @@ static planar_t* hw_create_planar(EGLint name, EGLint format, uint32_t width, ui
num_planes = 0;
}
// printf("%s num_planes %d\n", __FUNCTION__, num_planes);
if(num_planes == 0)
return NULL;
goto fail;
planar = calloc(1, sizeof(struct planar));
if(planar == NULL)
return NULL;
goto fail;
img = eglCreatePlanarImage(px->dpy, px->context, (EGLClientBuffer)name, attribs);
if(img == NULL)
@ -593,17 +684,28 @@ static planar_t* hw_create_planar(EGLint name, EGLint format, uint32_t width, ui
for(i = 0; i < num_planes; i++)
{
EGLImageKHR image;
EGLint attr[3];
attr[0] = EGL_WAYLAND_PLANE_WL;
attr[1] = i;
attr[2] = EGL_NONE;
planar->image[i] = eglCreateImageKHR(px->dpy, px->context,
EGL_WAYLAND_BUFFER_WL,(EGLClientBuffer)name, attr);
image = eglCreateImageKHR(px->dpy, px->context,
EGL_WAYLAND_BUFFER_WL,(EGLClientBuffer)img, attr);
planar->image[i] = image;
glBindTexture(GL_TEXTURE_2D, planar->tex[i]);
glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, planar->image[i]);
if(glGetError() != GL_NO_ERROR)
{
goto fail;
};
glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image);
if(glGetError() != GL_NO_ERROR)
{
goto fail;
}
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
@ -613,6 +715,7 @@ static planar_t* hw_create_planar(EGLint name, EGLint format, uint32_t width, ui
err_0:
free(planar);
fail:
return NULL;
}
@ -723,6 +826,12 @@ static int hw_blit(bitmap_t *bitmap, int dst_x, int dst_y,
vertices[1*2+1] = t1;
vertices[3*2+1] = t5;
struct shader *shader = &px->shader_rgba;
glUseProgram(shader->blit_prog);
glUniform1i(shader->sampler0, 0);
glUniform1i(shader->sm_mask, 1);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, bitmap->tex);
@ -736,6 +845,108 @@ static int hw_blit(bitmap_t *bitmap, int dst_x, int dst_y,
return;
};
static int hw_blit_planar(planar_t *planar, int dst_x, int dst_y,
uint32_t w, uint32_t h, int src_x, int src_y)
{
struct drm_i915_mask_update update;
struct drm_i915_fb_info fb;
uint32_t winx, winy, winw, winh;
uint8_t state;
float xscale, yscale;
int r, b;
float *vertices = px->vertices;
get_proc_info(proc_info);
state = *(uint8_t*)(proc_info+70);
if(state & (WIN_STATE_MINIMIZED|WIN_STATE_ROLLED))
return;
winx = *(uint32_t*)(proc_info+34);
winy = *(uint32_t*)(proc_info+38);
winw = *(uint32_t*)(proc_info+42)+1;
winh = *(uint32_t*)(proc_info+46)+1;
__builtin_memset(&fb, 0, sizeof(fb));
if( 0 != drm_ioctl(px->fd, SRV_FBINFO, &fb))
{
DBG("failed to get framebuffer info\n");
return;
};
if( fb.width != px->scr_width ||
fb.height != px->scr_height )
{
px->scr_width = fb.width;
px->scr_height = fb.height;
eglDestroyImageKHR(px->dpy, px->screen);
if(update_fb(px, fb.name, fb.pitch))
return;
};
update.handle = px->mask.handle;
update.dx = px->dx;
update.dy = px->dy;
update.width = px->width;
update.height = px->height;
update.bo_pitch = (px->width+15) & ~15;
update.bo_map = (int)px->mask.buffer;
if(drm_ioctl(px->fd, SRV_MASK_UPDATE_EX, &update))
{
return;
}
xscale = 1.0/px->scr_width;
yscale = 1.0/px->scr_height;
r = winx + px->dx + px->width;
b = winy + px->dy + px->height;
float t0, t1, t2, t5;
// render->tc_src[1*2] = 1.0;
// render->tc_src[2*2] = 1.0;
// render->tc_src[2*2+1]= 1.0;
// render->tc_src[3*2+1]= 1.0;
vertices[0] = t0 = 2*(winx+px->dx)*xscale - 1.0;
vertices[1 * 2] = t2 = 2*r*xscale - 1.0;
vertices[2 * 2] = t2;
vertices[3 * 2] = t0;
vertices[1] = t1 = 2*(winy+px->dy)*yscale - 1.0;
vertices[2*2+1] = t5 = 2*b*yscale - 1.0;
vertices[1*2+1] = t1;
vertices[3*2+1] = t5;
struct shader *shader = &px->shader_y_uv;
glUseProgram(shader->blit_prog);
glUniform1i(shader->sampler0, 0);
glUniform1i(shader->sampler1, 1);
glUniform1i(shader->sm_mask, 2);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, planar->tex[0]);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, planar->tex[1]);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, px->texture[TEX_MASK]);
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
glFlush();
return;
};
static int hw_create_client(int x, int y, uint32_t width, uint32_t height)
{
px = create_render(eglGetCurrentDisplay(), eglGetCurrentContext(), x, y, width, height);
@ -803,7 +1014,8 @@ static struct pix_driver gl_driver =
hw_create_client,
hw_resize_client,
hw_fini,
hw_create_planar
hw_create_planar,
hw_blit_planar
};
struct pix_driver *DrvInit(uint32_t service)

74
contrib/sdk/sources/pixlib-3/pxgl.h
View File

@ -9,6 +9,67 @@
#include "EGL/eglmesaext.h"
#include "GL/gl.h"
enum wl_drm_format {
WL_DRM_FORMAT_C8 = 0x20203843,
WL_DRM_FORMAT_RGB332 = 0x38424752,
WL_DRM_FORMAT_BGR233 = 0x38524742,
WL_DRM_FORMAT_XRGB4444 = 0x32315258,
WL_DRM_FORMAT_XBGR4444 = 0x32314258,
WL_DRM_FORMAT_RGBX4444 = 0x32315852,
WL_DRM_FORMAT_BGRX4444 = 0x32315842,
WL_DRM_FORMAT_ARGB4444 = 0x32315241,
WL_DRM_FORMAT_ABGR4444 = 0x32314241,
WL_DRM_FORMAT_RGBA4444 = 0x32314152,
WL_DRM_FORMAT_BGRA4444 = 0x32314142,
WL_DRM_FORMAT_XRGB1555 = 0x35315258,
WL_DRM_FORMAT_XBGR1555 = 0x35314258,
WL_DRM_FORMAT_RGBX5551 = 0x35315852,
WL_DRM_FORMAT_BGRX5551 = 0x35315842,
WL_DRM_FORMAT_ARGB1555 = 0x35315241,
WL_DRM_FORMAT_ABGR1555 = 0x35314241,
WL_DRM_FORMAT_RGBA5551 = 0x35314152,
WL_DRM_FORMAT_BGRA5551 = 0x35314142,
WL_DRM_FORMAT_RGB565 = 0x36314752,
WL_DRM_FORMAT_BGR565 = 0x36314742,
WL_DRM_FORMAT_RGB888 = 0x34324752,
WL_DRM_FORMAT_BGR888 = 0x34324742,
WL_DRM_FORMAT_XRGB8888 = 0x34325258,
WL_DRM_FORMAT_XBGR8888 = 0x34324258,
WL_DRM_FORMAT_RGBX8888 = 0x34325852,
WL_DRM_FORMAT_BGRX8888 = 0x34325842,
WL_DRM_FORMAT_ARGB8888 = 0x34325241,
WL_DRM_FORMAT_ABGR8888 = 0x34324241,
WL_DRM_FORMAT_RGBA8888 = 0x34324152,
WL_DRM_FORMAT_BGRA8888 = 0x34324142,
WL_DRM_FORMAT_XRGB2101010 = 0x30335258,
WL_DRM_FORMAT_XBGR2101010 = 0x30334258,
WL_DRM_FORMAT_RGBX1010102 = 0x30335852,
WL_DRM_FORMAT_BGRX1010102 = 0x30335842,
WL_DRM_FORMAT_ARGB2101010 = 0x30335241,
WL_DRM_FORMAT_ABGR2101010 = 0x30334241,
WL_DRM_FORMAT_RGBA1010102 = 0x30334152,
WL_DRM_FORMAT_BGRA1010102 = 0x30334142,
WL_DRM_FORMAT_YUYV = 0x56595559,
WL_DRM_FORMAT_YVYU = 0x55595659,
WL_DRM_FORMAT_UYVY = 0x59565955,
WL_DRM_FORMAT_VYUY = 0x59555956,
WL_DRM_FORMAT_AYUV = 0x56555941,
WL_DRM_FORMAT_NV12 = 0x3231564e,
WL_DRM_FORMAT_NV21 = 0x3132564e,
WL_DRM_FORMAT_NV16 = 0x3631564e,
WL_DRM_FORMAT_NV61 = 0x3136564e,
WL_DRM_FORMAT_YUV410 = 0x39565559,
WL_DRM_FORMAT_YVU410 = 0x39555659,
WL_DRM_FORMAT_YUV411 = 0x31315559,
WL_DRM_FORMAT_YVU411 = 0x31315659,
WL_DRM_FORMAT_YUV420 = 0x32315559,
WL_DRM_FORMAT_YVU420 = 0x32315659,
WL_DRM_FORMAT_YUV422 = 0x36315559,
WL_DRM_FORMAT_YVU422 = 0x36315659,
WL_DRM_FORMAT_YUV444 = 0x34325559,
WL_DRM_FORMAT_YVU444 = 0x34325659,
};
struct bitmap
{
uint32_t width;
@ -39,6 +100,15 @@ enum
TEX_MASK = 1
};
struct shader
{
GLuint blit_prog;
GLint sampler0; /* rgba or y texture */
GLint sampler1; /* u or uv texture */
GLint sampler2; /* v texture */
GLint sm_mask; /* alpha texture */
};
struct render
{
int fd;
@ -56,9 +126,9 @@ struct render
struct bitmap mask;
int mask_size;
struct shader shader_rgba;
struct shader shader_y_uv;
GLuint blit_prog;
GLint sampler, sm_mask;
float vertices[8],tc_src[8];
};