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Rev | Author | Line No. | Line |
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5362 | serge | 1 | /* |
2 | * Copyright (C) 2009 Splitted-Desktop Systems. All Rights Reserved. |
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3 | * |
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4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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5 | * copy of this software and associated documentation files (the |
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6 | * "Software"), to deal in the Software without restriction, including |
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7 | * without limitation the rights to use, copy, modify, merge, publish, |
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8 | * distribute, sub license, and/or sell copies of the Software, and to |
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9 | * permit persons to whom the Software is furnished to do so, subject to |
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10 | * the following conditions: |
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11 | * |
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12 | * The above copyright notice and this permission notice (including the |
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13 | * next paragraph) shall be included in all copies or substantial portions |
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14 | * of the Software. |
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15 | * |
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16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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17 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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19 | * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR |
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20 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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21 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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22 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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23 | */ |
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24 | |||
25 | #define _GNU_SOURCE 1 |
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26 | #include "va_glx_private.h" |
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27 | #include "va_glx_impl.h" |
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28 | #include |
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29 | #include |
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30 | #include |
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31 | #include |
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32 | #include |
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33 | #include |
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34 | |||
35 | static void va_glx_error_message(const char *format, ...) |
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36 | { |
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37 | va_list args; |
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38 | va_start(args, format); |
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39 | fprintf(stderr, "libva-glx error: "); |
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40 | vfprintf(stderr, format, args); |
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41 | va_end(args); |
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42 | } |
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43 | |||
44 | // X error trap |
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45 | static int x11_error_code = 0; |
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46 | static int (*old_error_handler)(Display *, XErrorEvent *); |
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47 | |||
48 | static int error_handler(Display *dpy, XErrorEvent *error) |
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49 | { |
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50 | x11_error_code = error->error_code; |
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51 | return 0; |
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52 | } |
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53 | |||
54 | static void x11_trap_errors(void) |
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55 | { |
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56 | x11_error_code = 0; |
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57 | old_error_handler = XSetErrorHandler(error_handler); |
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58 | } |
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59 | |||
60 | static int x11_untrap_errors(void) |
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61 | { |
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62 | XSetErrorHandler(old_error_handler); |
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63 | return x11_error_code; |
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64 | } |
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65 | |||
66 | // Returns a string representation of an OpenGL error |
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67 | static const char *gl_get_error_string(GLenum error) |
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68 | { |
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69 | static const struct { |
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70 | GLenum val; |
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71 | const char *str; |
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72 | } |
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73 | gl_errors[] = { |
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74 | { GL_NO_ERROR, "no error" }, |
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75 | { GL_INVALID_ENUM, "invalid enumerant" }, |
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76 | { GL_INVALID_VALUE, "invalid value" }, |
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77 | { GL_INVALID_OPERATION, "invalid operation" }, |
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78 | { GL_STACK_OVERFLOW, "stack overflow" }, |
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79 | { GL_STACK_UNDERFLOW, "stack underflow" }, |
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80 | { GL_OUT_OF_MEMORY, "out of memory" }, |
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81 | #ifdef GL_INVALID_FRAMEBUFFER_OPERATION_EXT |
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82 | { GL_INVALID_FRAMEBUFFER_OPERATION_EXT, "invalid framebuffer operation" }, |
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83 | #endif |
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84 | { ~0, NULL } |
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85 | }; |
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86 | |||
87 | int i; |
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88 | for (i = 0; gl_errors[i].str; i++) { |
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89 | if (gl_errors[i].val == error) |
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90 | return gl_errors[i].str; |
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91 | } |
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92 | return "unknown"; |
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93 | } |
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94 | |||
95 | static inline int gl_do_check_error(int report) |
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96 | { |
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97 | GLenum error; |
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98 | int is_error = 0; |
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99 | while ((error = glGetError()) != GL_NO_ERROR) { |
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100 | if (report) |
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101 | va_glx_error_message("glError: %s caught\n", |
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102 | gl_get_error_string(error)); |
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103 | is_error = 1; |
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104 | } |
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105 | return is_error; |
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106 | } |
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107 | |||
108 | static inline void gl_purge_errors(void) |
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109 | { |
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110 | gl_do_check_error(0); |
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111 | } |
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112 | |||
113 | static inline int gl_check_error(void) |
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114 | { |
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115 | return gl_do_check_error(1); |
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116 | } |
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117 | |||
118 | // glGetTexLevelParameteriv() wrapper |
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119 | static int gl_get_texture_param(GLenum param, unsigned int *pval) |
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120 | { |
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121 | GLint val; |
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122 | |||
123 | gl_purge_errors(); |
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124 | glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, param, &val); |
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125 | if (gl_check_error()) |
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126 | return 0; |
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127 | if (pval) |
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128 | *pval = val; |
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129 | return 1; |
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130 | } |
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131 | |||
132 | // Returns the OpenGL VTable |
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133 | static inline VAOpenGLVTableP gl_get_vtable(VADriverContextP ctx) |
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134 | { |
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135 | return &VA_DRIVER_CONTEXT_GLX(ctx)->gl_vtable; |
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136 | } |
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137 | |||
138 | // Lookup for a GLX function |
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139 | typedef void (*GLFuncPtr)(void); |
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140 | typedef GLFuncPtr (*GLXGetProcAddressProc)(const char *); |
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141 | |||
142 | static GLFuncPtr get_proc_address_default(const char *name) |
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143 | { |
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144 | return NULL; |
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145 | } |
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146 | |||
147 | static GLXGetProcAddressProc get_proc_address_func(void) |
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148 | { |
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149 | GLXGetProcAddressProc get_proc_func; |
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150 | |||
151 | dlerror(); |
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152 | get_proc_func = (GLXGetProcAddressProc) |
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153 | dlsym(RTLD_DEFAULT, "glXGetProcAddress"); |
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154 | if (!dlerror()) |
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155 | return get_proc_func; |
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156 | |||
157 | get_proc_func = (GLXGetProcAddressProc) |
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158 | dlsym(RTLD_DEFAULT, "glXGetProcAddressARB"); |
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159 | if (!dlerror()) |
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160 | return get_proc_func; |
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161 | |||
162 | return get_proc_address_default; |
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163 | } |
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164 | |||
165 | static inline GLFuncPtr get_proc_address(const char *name) |
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166 | { |
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167 | static GLXGetProcAddressProc get_proc_func = NULL; |
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168 | if (!get_proc_func) |
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169 | get_proc_func = get_proc_address_func(); |
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170 | return get_proc_func(name); |
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171 | } |
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172 | |||
173 | // Check for GLX extensions (TFP, FBO) |
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174 | static int check_extension(const char *name, const char *ext) |
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175 | { |
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176 | const char *end; |
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177 | int name_len, n; |
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178 | |||
179 | if (!name || !ext) |
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180 | return 0; |
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181 | |||
182 | end = ext + strlen(ext); |
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183 | name_len = strlen(name); |
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184 | while (ext < end) { |
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185 | n = strcspn(ext, " "); |
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186 | if (n == name_len && strncmp(name, ext, n) == 0) |
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187 | return 1; |
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188 | ext += (n + 1); |
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189 | } |
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190 | return 0; |
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191 | } |
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192 | |||
193 | static int check_tfp_extensions(VADriverContextP ctx) |
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194 | { |
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195 | const char *gl_extensions; |
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196 | const char *glx_extensions; |
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197 | |||
198 | gl_extensions = (const char *)glGetString(GL_EXTENSIONS); |
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199 | if (!check_extension("GL_ARB_texture_non_power_of_two", gl_extensions)) |
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200 | return 0; |
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201 | |||
202 | glx_extensions = glXQueryExtensionsString(ctx->native_dpy, ctx->x11_screen); |
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203 | if (!check_extension("GLX_EXT_texture_from_pixmap", glx_extensions)) |
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204 | return 0; |
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205 | return 1; |
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206 | } |
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207 | |||
208 | static int check_fbo_extensions(VADriverContextP ctx) |
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209 | { |
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210 | const char *gl_extensions; |
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211 | |||
212 | gl_extensions = (const char *)glGetString(GL_EXTENSIONS); |
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213 | if (check_extension("GL_ARB_framebuffer_object", gl_extensions)) |
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214 | return 1; |
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215 | if (check_extension("GL_EXT_framebuffer_object", gl_extensions)) |
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216 | return 1; |
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217 | return 0; |
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218 | } |
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219 | |||
220 | // Load GLX extensions |
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221 | static int load_tfp_extensions(VADriverContextP ctx) |
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222 | { |
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223 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
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224 | |||
225 | pOpenGLVTable->glx_create_pixmap = (PFNGLXCREATEPIXMAPPROC) |
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226 | get_proc_address("glXCreatePixmap"); |
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227 | if (!pOpenGLVTable->glx_create_pixmap) |
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228 | return 0; |
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229 | pOpenGLVTable->glx_destroy_pixmap = (PFNGLXDESTROYPIXMAPPROC) |
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230 | get_proc_address("glXDestroyPixmap"); |
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231 | if (!pOpenGLVTable->glx_destroy_pixmap) |
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232 | return 0; |
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233 | pOpenGLVTable->glx_bind_tex_image = (PFNGLXBINDTEXIMAGEEXTPROC) |
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234 | get_proc_address("glXBindTexImageEXT"); |
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235 | if (!pOpenGLVTable->glx_bind_tex_image) |
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236 | return 0; |
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237 | pOpenGLVTable->glx_release_tex_image = (PFNGLXRELEASETEXIMAGEEXTPROC) |
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238 | get_proc_address("glXReleaseTexImageEXT"); |
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239 | if (!pOpenGLVTable->glx_release_tex_image) |
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240 | return 0; |
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241 | return 1; |
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242 | } |
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243 | |||
244 | static int load_fbo_extensions(VADriverContextP ctx) |
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245 | { |
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246 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
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247 | |||
248 | pOpenGLVTable->gl_gen_framebuffers = (PFNGLGENFRAMEBUFFERSEXTPROC) |
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249 | get_proc_address("glGenFramebuffersEXT"); |
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250 | if (!pOpenGLVTable->gl_gen_framebuffers) |
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251 | return 0; |
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252 | pOpenGLVTable->gl_delete_framebuffers = (PFNGLDELETEFRAMEBUFFERSEXTPROC) |
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253 | get_proc_address("glDeleteFramebuffersEXT"); |
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254 | if (!pOpenGLVTable->gl_delete_framebuffers) |
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255 | return 0; |
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256 | pOpenGLVTable->gl_bind_framebuffer = (PFNGLBINDFRAMEBUFFEREXTPROC) |
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257 | get_proc_address("glBindFramebufferEXT"); |
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258 | if (!pOpenGLVTable->gl_bind_framebuffer) |
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259 | return 0; |
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260 | pOpenGLVTable->gl_gen_renderbuffers = (PFNGLGENRENDERBUFFERSEXTPROC) |
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261 | get_proc_address("glGenRenderbuffersEXT"); |
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262 | if (!pOpenGLVTable->gl_gen_renderbuffers) |
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263 | return 0; |
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264 | pOpenGLVTable->gl_delete_renderbuffers = (PFNGLDELETERENDERBUFFERSEXTPROC) |
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265 | get_proc_address("glDeleteRenderbuffersEXT"); |
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266 | if (!pOpenGLVTable->gl_delete_renderbuffers) |
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267 | return 0; |
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268 | pOpenGLVTable->gl_bind_renderbuffer = (PFNGLBINDRENDERBUFFEREXTPROC) |
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269 | get_proc_address("glBindRenderbufferEXT"); |
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270 | if (!pOpenGLVTable->gl_bind_renderbuffer) |
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271 | return 0; |
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272 | pOpenGLVTable->gl_renderbuffer_storage = (PFNGLRENDERBUFFERSTORAGEEXTPROC) |
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273 | get_proc_address("glRenderbufferStorageEXT"); |
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274 | if (!pOpenGLVTable->gl_renderbuffer_storage) |
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275 | return 0; |
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276 | pOpenGLVTable->gl_framebuffer_renderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFEREXTPROC) |
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277 | get_proc_address("glFramebufferRenderbufferEXT"); |
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278 | if (!pOpenGLVTable->gl_framebuffer_renderbuffer) |
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279 | return 0; |
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280 | pOpenGLVTable->gl_framebuffer_texture_2d = (PFNGLFRAMEBUFFERTEXTURE2DEXTPROC) |
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281 | get_proc_address("glFramebufferTexture2DEXT"); |
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282 | if (!pOpenGLVTable->gl_framebuffer_texture_2d) |
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283 | return 0; |
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284 | pOpenGLVTable->gl_check_framebuffer_status = (PFNGLCHECKFRAMEBUFFERSTATUSEXTPROC) |
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285 | get_proc_address("glCheckFramebufferStatusEXT"); |
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286 | if (!pOpenGLVTable->gl_check_framebuffer_status) |
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287 | return 0; |
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288 | return 1; |
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289 | } |
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290 | |||
291 | |||
292 | /* ========================================================================= */ |
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293 | /* === VA/GLX helpers === */ |
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294 | /* ========================================================================= */ |
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295 | |||
296 | // OpenGL context state |
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297 | typedef struct OpenGLContextState *OpenGLContextStateP; |
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298 | |||
299 | struct OpenGLContextState { |
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300 | Display *display; |
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301 | Window window; |
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302 | GLXContext context; |
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303 | }; |
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304 | |||
305 | static void |
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306 | gl_destroy_context(OpenGLContextStateP cs) |
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307 | { |
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308 | if (!cs) |
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309 | return; |
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310 | |||
311 | if (cs->display && cs->context) { |
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312 | if (glXGetCurrentContext() == cs->context) |
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313 | glXMakeCurrent(cs->display, None, NULL); |
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314 | glXDestroyContext(cs->display, cs->context); |
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315 | cs->display = NULL; |
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316 | cs->context = NULL; |
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317 | } |
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318 | free(cs); |
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319 | } |
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320 | |||
321 | static OpenGLContextStateP |
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322 | gl_create_context(VADriverContextP ctx, OpenGLContextStateP parent) |
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323 | { |
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324 | OpenGLContextStateP cs; |
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325 | GLXFBConfig *fbconfigs = NULL; |
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326 | int fbconfig_id, val, n, n_fbconfigs; |
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327 | Status status; |
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328 | |||
329 | static GLint fbconfig_attrs[] = { |
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330 | GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT, |
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331 | GLX_RENDER_TYPE, GLX_RGBA_BIT, |
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332 | GLX_DOUBLEBUFFER, True, |
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333 | GLX_RED_SIZE, 8, |
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334 | GLX_GREEN_SIZE, 8, |
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335 | GLX_BLUE_SIZE, 8, |
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336 | None |
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337 | }; |
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338 | |||
339 | cs = malloc(sizeof(*cs)); |
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340 | if (!cs) |
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341 | goto error; |
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342 | |||
343 | if (parent) { |
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344 | cs->display = parent->display; |
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345 | cs->window = parent->window; |
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346 | } |
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347 | else { |
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348 | cs->display = ctx->native_dpy; |
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349 | cs->window = None; |
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350 | } |
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351 | cs->context = NULL; |
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352 | |||
353 | if (parent && parent->context) { |
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354 | status = glXQueryContext( |
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355 | parent->display, |
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356 | parent->context, |
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357 | GLX_FBCONFIG_ID, &fbconfig_id |
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358 | ); |
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359 | if (status != Success) |
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360 | goto error; |
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361 | |||
362 | if (fbconfig_id == GLX_DONT_CARE) |
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363 | goto choose_fbconfig; |
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364 | |||
365 | fbconfigs = glXGetFBConfigs( |
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366 | parent->display, |
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367 | DefaultScreen(parent->display), |
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368 | &n_fbconfigs |
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369 | ); |
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370 | if (!fbconfigs) |
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371 | goto error; |
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372 | |||
373 | /* Find out a GLXFBConfig compatible with the parent context */ |
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374 | for (n = 0; n < n_fbconfigs; n++) { |
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375 | status = glXGetFBConfigAttrib( |
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376 | cs->display, |
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377 | fbconfigs[n], |
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378 | GLX_FBCONFIG_ID, &val |
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379 | ); |
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380 | if (status == Success && val == fbconfig_id) |
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381 | break; |
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382 | } |
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383 | if (n == n_fbconfigs) |
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384 | goto error; |
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385 | } |
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386 | else { |
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387 | choose_fbconfig: |
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388 | fbconfigs = glXChooseFBConfig( |
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389 | ctx->native_dpy, |
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390 | ctx->x11_screen, |
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391 | fbconfig_attrs, &n_fbconfigs |
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392 | ); |
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393 | if (!fbconfigs) |
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394 | goto error; |
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395 | |||
396 | /* Select the first one */ |
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397 | n = 0; |
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398 | } |
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399 | |||
400 | cs->context = glXCreateNewContext( |
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401 | cs->display, |
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402 | fbconfigs[n], |
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403 | GLX_RGBA_TYPE, |
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404 | parent ? parent->context : NULL, |
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405 | True |
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406 | ); |
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407 | if (cs->context) |
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408 | goto end; |
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409 | |||
410 | error: |
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411 | gl_destroy_context(cs); |
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412 | cs = NULL; |
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413 | end: |
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414 | if (fbconfigs) |
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415 | XFree(fbconfigs); |
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416 | return cs; |
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417 | } |
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418 | |||
419 | static void gl_get_current_context(OpenGLContextStateP cs) |
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420 | { |
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421 | cs->display = glXGetCurrentDisplay(); |
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422 | cs->window = glXGetCurrentDrawable(); |
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423 | cs->context = glXGetCurrentContext(); |
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424 | } |
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425 | |||
426 | static int |
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427 | gl_set_current_context(OpenGLContextStateP new_cs, OpenGLContextStateP old_cs) |
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428 | { |
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429 | /* If display is NULL, this could be that new_cs was retrieved from |
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430 | gl_get_current_context() with none set previously. If that case, |
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431 | the other fields are also NULL and we don't return an error */ |
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432 | if (!new_cs->display) |
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433 | return !new_cs->window && !new_cs->context; |
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434 | |||
435 | if (old_cs) { |
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436 | if (old_cs == new_cs) |
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437 | return 1; |
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438 | gl_get_current_context(old_cs); |
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439 | if (old_cs->display == new_cs->display && |
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440 | old_cs->window == new_cs->window && |
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441 | old_cs->context == new_cs->context) |
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442 | return 1; |
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443 | } |
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444 | return glXMakeCurrent(new_cs->display, new_cs->window, new_cs->context); |
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445 | } |
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446 | |||
447 | /** Unique VASurfaceGLX identifier */ |
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448 | #define VA_SURFACE_GLX_MAGIC VA_FOURCC('V','A','G','L') |
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449 | |||
450 | struct VASurfaceGLX { |
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451 | uint32_t magic; ///< Magic number identifying a VASurfaceGLX |
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452 | GLenum target; ///< GL target to which the texture is bound |
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453 | GLuint texture; ///< GL texture |
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454 | VASurfaceID surface; ///< Associated VA surface |
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455 | unsigned int width; |
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456 | unsigned int height; |
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457 | OpenGLContextStateP gl_context; |
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458 | int is_bound; |
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459 | Pixmap pixmap; |
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460 | GLuint pix_texture; |
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461 | GLXPixmap glx_pixmap; |
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462 | GLuint fbo; |
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463 | }; |
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464 | |||
465 | // Create Pixmaps for GLX texture-from-pixmap extension |
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466 | static int create_tfp_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
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467 | { |
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468 | VAOpenGLVTableP const pOpenGLVTable = gl_get_vtable(ctx); |
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469 | const unsigned int width = pSurfaceGLX->width; |
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470 | const unsigned int height = pSurfaceGLX->height; |
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471 | Pixmap pixmap = None; |
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472 | GLXFBConfig *fbconfig = NULL; |
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473 | GLXPixmap glx_pixmap = None; |
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474 | Window root_window; |
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475 | XWindowAttributes wattr; |
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476 | int *attrib; |
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477 | int n_fbconfig_attrs; |
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478 | |||
479 | root_window = RootWindow(ctx->native_dpy, ctx->x11_screen); |
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480 | XGetWindowAttributes(ctx->native_dpy, root_window, &wattr); |
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481 | if (wattr.depth != 24 && wattr.depth != 32) |
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482 | return 0; |
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483 | pixmap = XCreatePixmap( |
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484 | ctx->native_dpy, |
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485 | root_window, |
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486 | width, |
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487 | height, |
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488 | wattr.depth |
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489 | ); |
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490 | if (!pixmap) |
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491 | return 0; |
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492 | pSurfaceGLX->pixmap = pixmap; |
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493 | |||
494 | int fbconfig_attrs[32] = { |
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495 | GLX_DRAWABLE_TYPE, GLX_PIXMAP_BIT, |
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496 | GLX_DOUBLEBUFFER, GL_TRUE, |
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497 | GLX_RENDER_TYPE, GLX_RGBA_BIT, |
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498 | GLX_X_RENDERABLE, GL_TRUE, |
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499 | GLX_Y_INVERTED_EXT, GL_TRUE, |
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500 | GLX_RED_SIZE, 8, |
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501 | GLX_GREEN_SIZE, 8, |
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502 | GLX_BLUE_SIZE, 8, |
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503 | /* |
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504 | * depth test isn't enabled in the implementaion of VA GLX, |
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505 | * so depth buffer is unnecessary. However to workaround a |
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506 | * bug in older verson of xorg-server, always require a depth |
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507 | * buffer. |
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508 | * |
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509 | * See https://bugs.freedesktop.org/show_bug.cgi?id=76755 |
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510 | */ |
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511 | GLX_DEPTH_SIZE, 1, |
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512 | GL_NONE, |
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513 | }; |
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514 | for (attrib = fbconfig_attrs; *attrib != GL_NONE; attrib += 2) |
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515 | ; |
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516 | if (wattr.depth == 32) { |
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517 | *attrib++ = GLX_ALPHA_SIZE; *attrib++ = 8; |
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518 | *attrib++ = GLX_BIND_TO_TEXTURE_RGBA_EXT; *attrib++ = GL_TRUE; |
||
519 | } |
||
520 | else { |
||
521 | *attrib++ = GLX_BIND_TO_TEXTURE_RGB_EXT; *attrib++ = GL_TRUE; |
||
522 | } |
||
523 | *attrib++ = GL_NONE; |
||
524 | |||
525 | fbconfig = glXChooseFBConfig( |
||
526 | ctx->native_dpy, |
||
527 | ctx->x11_screen, |
||
528 | fbconfig_attrs, |
||
529 | &n_fbconfig_attrs |
||
530 | ); |
||
531 | if (!fbconfig) |
||
532 | return 0; |
||
533 | |||
534 | int pixmap_attrs[10] = { |
||
535 | GLX_TEXTURE_TARGET_EXT, GLX_TEXTURE_2D_EXT, |
||
536 | GLX_MIPMAP_TEXTURE_EXT, GL_FALSE, |
||
537 | GL_NONE, |
||
538 | }; |
||
539 | for (attrib = pixmap_attrs; *attrib != GL_NONE; attrib += 2) |
||
540 | ; |
||
541 | *attrib++ = GLX_TEXTURE_FORMAT_EXT; |
||
542 | if (wattr.depth == 32) |
||
543 | *attrib++ = GLX_TEXTURE_FORMAT_RGBA_EXT; |
||
544 | else |
||
545 | *attrib++ = GLX_TEXTURE_FORMAT_RGB_EXT; |
||
546 | *attrib++ = GL_NONE; |
||
547 | |||
548 | x11_trap_errors(); |
||
549 | glx_pixmap = pOpenGLVTable->glx_create_pixmap( |
||
550 | ctx->native_dpy, |
||
551 | fbconfig[0], |
||
552 | pixmap, |
||
553 | pixmap_attrs |
||
554 | ); |
||
555 | free(fbconfig); |
||
556 | if (x11_untrap_errors() != 0) |
||
557 | return 0; |
||
558 | pSurfaceGLX->glx_pixmap = glx_pixmap; |
||
559 | |||
560 | glGenTextures(1, &pSurfaceGLX->pix_texture); |
||
561 | glBindTexture(GL_TEXTURE_2D, pSurfaceGLX->pix_texture); |
||
562 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
||
563 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
||
564 | return 1; |
||
565 | } |
||
566 | |||
567 | // Destroy Pixmaps used for TFP |
||
568 | static void destroy_tfp_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
569 | { |
||
570 | VAOpenGLVTableP const pOpenGLVTable = gl_get_vtable(ctx); |
||
571 | |||
572 | if (pSurfaceGLX->pix_texture) { |
||
573 | glDeleteTextures(1, &pSurfaceGLX->pix_texture); |
||
574 | pSurfaceGLX->pix_texture = 0; |
||
575 | } |
||
576 | |||
577 | if (pSurfaceGLX->glx_pixmap) { |
||
578 | pOpenGLVTable->glx_destroy_pixmap(ctx->native_dpy, pSurfaceGLX->glx_pixmap); |
||
579 | pSurfaceGLX->glx_pixmap = None; |
||
580 | } |
||
581 | |||
582 | if (pSurfaceGLX->pixmap) { |
||
583 | XFreePixmap(ctx->native_dpy, pSurfaceGLX->pixmap); |
||
584 | pSurfaceGLX->pixmap = None; |
||
585 | } |
||
586 | } |
||
587 | |||
588 | // Bind GLX Pixmap to texture |
||
589 | static int bind_pixmap(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
590 | { |
||
591 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
||
592 | |||
593 | if (pSurfaceGLX->is_bound) |
||
594 | return 1; |
||
595 | |||
596 | glBindTexture(GL_TEXTURE_2D, pSurfaceGLX->pix_texture); |
||
597 | |||
598 | x11_trap_errors(); |
||
599 | pOpenGLVTable->glx_bind_tex_image( |
||
600 | ctx->native_dpy, |
||
601 | pSurfaceGLX->glx_pixmap, |
||
602 | GLX_FRONT_LEFT_EXT, |
||
603 | NULL |
||
604 | ); |
||
605 | XSync(ctx->native_dpy, False); |
||
606 | if (x11_untrap_errors() != 0) { |
||
607 | va_glx_error_message("failed to bind pixmap\n"); |
||
608 | return 0; |
||
609 | } |
||
610 | |||
611 | pSurfaceGLX->is_bound = 1; |
||
612 | return 1; |
||
613 | } |
||
614 | |||
615 | // Release GLX Pixmap from texture |
||
616 | static int unbind_pixmap(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
617 | { |
||
618 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
||
619 | |||
620 | if (!pSurfaceGLX->is_bound) |
||
621 | return 1; |
||
622 | |||
623 | x11_trap_errors(); |
||
624 | pOpenGLVTable->glx_release_tex_image( |
||
625 | ctx->native_dpy, |
||
626 | pSurfaceGLX->glx_pixmap, |
||
627 | GLX_FRONT_LEFT_EXT |
||
628 | ); |
||
629 | XSync(ctx->native_dpy, False); |
||
630 | if (x11_untrap_errors() != 0) { |
||
631 | va_glx_error_message("failed to release pixmap\n"); |
||
632 | return 0; |
||
633 | } |
||
634 | |||
635 | glBindTexture(GL_TEXTURE_2D, 0); |
||
636 | |||
637 | pSurfaceGLX->is_bound = 0; |
||
638 | return 1; |
||
639 | } |
||
640 | |||
641 | // Render GLX Pixmap to texture |
||
642 | static void render_pixmap(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
643 | { |
||
644 | const unsigned int w = pSurfaceGLX->width; |
||
645 | const unsigned int h = pSurfaceGLX->height; |
||
646 | |||
647 | glColor4f(1.0f, 1.0f, 1.0f, 1.0f); |
||
648 | glBegin(GL_QUADS); |
||
649 | { |
||
650 | glTexCoord2f(0.0f, 0.0f); glVertex2i(0, 0); |
||
651 | glTexCoord2f(0.0f, 1.0f); glVertex2i(0, h); |
||
652 | glTexCoord2f(1.0f, 1.0f); glVertex2i(w, h); |
||
653 | glTexCoord2f(1.0f, 0.0f); glVertex2i(w, 0); |
||
654 | } |
||
655 | glEnd(); |
||
656 | } |
||
657 | |||
658 | // Create offscreen surface |
||
659 | static int create_fbo_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
660 | { |
||
661 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
||
662 | GLuint fbo; |
||
663 | GLenum status; |
||
664 | |||
665 | pOpenGLVTable->gl_gen_framebuffers(1, &fbo); |
||
666 | pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, fbo); |
||
667 | pOpenGLVTable->gl_framebuffer_texture_2d( |
||
668 | GL_FRAMEBUFFER_EXT, |
||
669 | GL_COLOR_ATTACHMENT0_EXT, |
||
670 | GL_TEXTURE_2D, |
||
671 | pSurfaceGLX->texture, |
||
672 | |||
673 | ); |
||
674 | |||
675 | status = pOpenGLVTable->gl_check_framebuffer_status(GL_DRAW_FRAMEBUFFER_EXT); |
||
676 | pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, 0); |
||
677 | if (status != GL_FRAMEBUFFER_COMPLETE_EXT) |
||
678 | return 0; |
||
679 | |||
680 | pSurfaceGLX->fbo = fbo; |
||
681 | return 1; |
||
682 | } |
||
683 | |||
684 | // Destroy offscreen surface |
||
685 | static void destroy_fbo_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
686 | { |
||
687 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
||
688 | |||
689 | if (pSurfaceGLX->fbo) { |
||
690 | pOpenGLVTable->gl_delete_framebuffers(1, &pSurfaceGLX->fbo); |
||
691 | pSurfaceGLX->fbo = 0; |
||
692 | } |
||
693 | } |
||
694 | |||
695 | // Setup matrices to match the FBO texture dimensions |
||
696 | static void fbo_enter(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
697 | { |
||
698 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
||
699 | const unsigned int width = pSurfaceGLX->width; |
||
700 | const unsigned int height = pSurfaceGLX->height; |
||
701 | |||
702 | pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, pSurfaceGLX->fbo); |
||
703 | glPushAttrib(GL_VIEWPORT_BIT); |
||
704 | glMatrixMode(GL_PROJECTION); |
||
705 | glPushMatrix(); |
||
706 | glLoadIdentity(); |
||
707 | glMatrixMode(GL_MODELVIEW); |
||
708 | glPushMatrix(); |
||
709 | glLoadIdentity(); |
||
710 | glViewport(0, 0, width, height); |
||
711 | glTranslatef(-1.0f, -1.0f, 0.0f); |
||
712 | glScalef(2.0f / width, 2.0f / height, 1.0f); |
||
713 | } |
||
714 | |||
715 | // Restore original OpenGL matrices |
||
716 | static void fbo_leave(VADriverContextP ctx) |
||
717 | { |
||
718 | VAOpenGLVTableP pOpenGLVTable = gl_get_vtable(ctx); |
||
719 | |||
720 | glPopAttrib(); |
||
721 | glMatrixMode(GL_PROJECTION); |
||
722 | glPopMatrix(); |
||
723 | glMatrixMode(GL_MODELVIEW); |
||
724 | glPopMatrix(); |
||
725 | pOpenGLVTable->gl_bind_framebuffer(GL_FRAMEBUFFER_EXT, 0); |
||
726 | } |
||
727 | |||
728 | // Check internal texture format is supported |
||
729 | static int is_supported_internal_format(GLenum format) |
||
730 | { |
||
731 | /* XXX: we don't support other textures than RGBA */ |
||
732 | switch (format) { |
||
733 | case 4: |
||
734 | case GL_RGBA: |
||
735 | case GL_RGBA8: |
||
736 | return 1; |
||
737 | } |
||
738 | return 0; |
||
739 | } |
||
740 | |||
741 | // Destroy VA/GLX surface |
||
742 | static void |
||
743 | destroy_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
744 | { |
||
745 | unbind_pixmap(ctx, pSurfaceGLX); |
||
746 | destroy_fbo_surface(ctx, pSurfaceGLX); |
||
747 | destroy_tfp_surface(ctx, pSurfaceGLX); |
||
748 | free(pSurfaceGLX); |
||
749 | } |
||
750 | |||
751 | // Create VA/GLX surface |
||
752 | static VASurfaceGLXP |
||
753 | create_surface(VADriverContextP ctx, GLenum target, GLuint texture) |
||
754 | { |
||
755 | VASurfaceGLXP pSurfaceGLX = NULL; |
||
756 | unsigned int internal_format, border_width, width, height; |
||
757 | int is_error = 1; |
||
758 | |||
759 | pSurfaceGLX = malloc(sizeof(*pSurfaceGLX)); |
||
760 | if (!pSurfaceGLX) |
||
761 | goto end; |
||
762 | |||
763 | pSurfaceGLX->magic = VA_SURFACE_GLX_MAGIC; |
||
764 | pSurfaceGLX->target = target; |
||
765 | pSurfaceGLX->texture = texture; |
||
766 | pSurfaceGLX->surface = VA_INVALID_SURFACE; |
||
767 | pSurfaceGLX->gl_context = NULL; |
||
768 | pSurfaceGLX->is_bound = 0; |
||
769 | pSurfaceGLX->pixmap = None; |
||
770 | pSurfaceGLX->pix_texture = 0; |
||
771 | pSurfaceGLX->glx_pixmap = None; |
||
772 | pSurfaceGLX->fbo = 0; |
||
773 | |||
774 | glEnable(target); |
||
775 | glBindTexture(target, texture); |
||
776 | if (!gl_get_texture_param(GL_TEXTURE_INTERNAL_FORMAT, &internal_format)) |
||
777 | goto end; |
||
778 | if (!is_supported_internal_format(internal_format)) |
||
779 | goto end; |
||
780 | |||
781 | /* Check texture dimensions */ |
||
782 | if (!gl_get_texture_param(GL_TEXTURE_BORDER, &border_width)) |
||
783 | goto end; |
||
784 | if (!gl_get_texture_param(GL_TEXTURE_WIDTH, &width)) |
||
785 | goto end; |
||
786 | if (!gl_get_texture_param(GL_TEXTURE_HEIGHT, &height)) |
||
787 | goto end; |
||
788 | |||
789 | width -= 2 * border_width; |
||
790 | height -= 2 * border_width; |
||
791 | if (width == 0 || height == 0) |
||
792 | goto end; |
||
793 | |||
794 | pSurfaceGLX->width = width; |
||
795 | pSurfaceGLX->height = height; |
||
796 | |||
797 | /* Create TFP objects */ |
||
798 | if (!create_tfp_surface(ctx, pSurfaceGLX)) |
||
799 | goto end; |
||
800 | |||
801 | /* Create FBO objects */ |
||
802 | if (!create_fbo_surface(ctx, pSurfaceGLX)) |
||
803 | goto end; |
||
804 | |||
805 | is_error = 0; |
||
806 | end: |
||
807 | if (is_error && pSurfaceGLX) { |
||
808 | destroy_surface(ctx, pSurfaceGLX); |
||
809 | pSurfaceGLX = NULL; |
||
810 | } |
||
811 | return pSurfaceGLX; |
||
812 | } |
||
813 | |||
814 | |||
815 | /* ========================================================================= */ |
||
816 | /* === VA/GLX implementation from the driver (fordward calls) === */ |
||
817 | /* ========================================================================= */ |
||
818 | |||
819 | #define INVOKE(ctx, func, args) do { \ |
||
820 | VADriverVTableGLXP vtable = (ctx)->vtable_glx; \ |
||
821 | if (!vtable->va##func##GLX) \ |
||
822 | return VA_STATUS_ERROR_UNIMPLEMENTED; \ |
||
823 | \ |
||
824 | VAStatus status = vtable->va##func##GLX args; \ |
||
825 | if (status != VA_STATUS_SUCCESS) \ |
||
826 | return status; \ |
||
827 | } while (0) |
||
828 | |||
829 | static VAStatus |
||
830 | vaCreateSurfaceGLX_impl_driver( |
||
831 | VADriverContextP ctx, |
||
832 | GLenum target, |
||
833 | GLuint texture, |
||
834 | void **gl_surface |
||
835 | ) |
||
836 | { |
||
837 | INVOKE(ctx, CreateSurface, (ctx, target, texture, gl_surface)); |
||
838 | return VA_STATUS_SUCCESS; |
||
839 | } |
||
840 | |||
841 | static VAStatus |
||
842 | vaDestroySurfaceGLX_impl_driver(VADriverContextP ctx, void *gl_surface) |
||
843 | { |
||
844 | INVOKE(ctx, DestroySurface, (ctx, gl_surface)); |
||
845 | return VA_STATUS_SUCCESS; |
||
846 | } |
||
847 | |||
848 | static VAStatus |
||
849 | vaCopySurfaceGLX_impl_driver( |
||
850 | VADriverContextP ctx, |
||
851 | void *gl_surface, |
||
852 | VASurfaceID surface, |
||
853 | unsigned int flags |
||
854 | ) |
||
855 | { |
||
856 | INVOKE(ctx, CopySurface, (ctx, gl_surface, surface, flags)); |
||
857 | return VA_STATUS_SUCCESS; |
||
858 | } |
||
859 | |||
860 | #undef INVOKE |
||
861 | |||
862 | |||
863 | /* ========================================================================= */ |
||
864 | /* === VA/GLX implementation from libVA (generic and suboptimal path) === */ |
||
865 | /* ========================================================================= */ |
||
866 | |||
867 | #define INIT_SURFACE(surface, surface_arg) do { \ |
||
868 | surface = (VASurfaceGLXP)(surface_arg); \ |
||
869 | if (!check_surface(surface)) \ |
||
870 | return VA_STATUS_ERROR_INVALID_SURFACE; \ |
||
871 | } while (0) |
||
872 | |||
873 | // Check VASurfaceGLX is valid |
||
874 | static inline int check_surface(VASurfaceGLXP pSurfaceGLX) |
||
875 | { |
||
876 | return pSurfaceGLX && pSurfaceGLX->magic == VA_SURFACE_GLX_MAGIC; |
||
877 | } |
||
878 | |||
879 | static VAStatus |
||
880 | vaCreateSurfaceGLX_impl_libva( |
||
881 | VADriverContextP ctx, |
||
882 | GLenum target, |
||
883 | GLuint texture, |
||
884 | void **gl_surface |
||
885 | ) |
||
886 | { |
||
887 | VASurfaceGLXP pSurfaceGLX; |
||
888 | struct OpenGLContextState old_cs, *new_cs; |
||
889 | |||
890 | gl_get_current_context(&old_cs); |
||
891 | new_cs = gl_create_context(ctx, &old_cs); |
||
892 | if (!new_cs) |
||
893 | goto error; |
||
894 | if (!gl_set_current_context(new_cs, NULL)) |
||
895 | goto error; |
||
896 | |||
897 | pSurfaceGLX = create_surface(ctx, target, texture); |
||
898 | if (!pSurfaceGLX) |
||
899 | goto error; |
||
900 | |||
901 | pSurfaceGLX->gl_context = new_cs; |
||
902 | *gl_surface = pSurfaceGLX; |
||
903 | |||
904 | gl_set_current_context(&old_cs, NULL); |
||
905 | return VA_STATUS_SUCCESS; |
||
906 | |||
907 | error: |
||
908 | if (new_cs) |
||
909 | gl_destroy_context(new_cs); |
||
910 | |||
911 | return VA_STATUS_ERROR_ALLOCATION_FAILED; |
||
912 | } |
||
913 | |||
914 | static VAStatus |
||
915 | vaDestroySurfaceGLX_impl_libva(VADriverContextP ctx, void *gl_surface) |
||
916 | { |
||
917 | VASurfaceGLXP pSurfaceGLX; |
||
918 | struct OpenGLContextState old_cs, *new_cs; |
||
919 | |||
920 | INIT_SURFACE(pSurfaceGLX, gl_surface); |
||
921 | |||
922 | new_cs = pSurfaceGLX->gl_context; |
||
923 | if (!gl_set_current_context(new_cs, &old_cs)) |
||
924 | return VA_STATUS_ERROR_OPERATION_FAILED; |
||
925 | |||
926 | destroy_surface(ctx, pSurfaceGLX); |
||
927 | |||
928 | gl_destroy_context(new_cs); |
||
929 | gl_set_current_context(&old_cs, NULL); |
||
930 | return VA_STATUS_SUCCESS; |
||
931 | } |
||
932 | |||
933 | static inline VAStatus |
||
934 | deassociate_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
935 | { |
||
936 | if (!unbind_pixmap(ctx, pSurfaceGLX)) |
||
937 | return VA_STATUS_ERROR_OPERATION_FAILED; |
||
938 | |||
939 | pSurfaceGLX->surface = VA_INVALID_SURFACE; |
||
940 | return VA_STATUS_SUCCESS; |
||
941 | } |
||
942 | |||
943 | static VAStatus |
||
944 | associate_surface( |
||
945 | VADriverContextP ctx, |
||
946 | VASurfaceGLXP pSurfaceGLX, |
||
947 | VASurfaceID surface, |
||
948 | unsigned int flags |
||
949 | ) |
||
950 | { |
||
951 | VAStatus status; |
||
952 | |||
953 | /* XXX: optimise case where we are associating the same VA surface |
||
954 | as before an no changed occurred to it */ |
||
955 | status = deassociate_surface(ctx, pSurfaceGLX); |
||
956 | if (status != VA_STATUS_SUCCESS) |
||
957 | return status; |
||
958 | |||
959 | x11_trap_errors(); |
||
960 | status = ctx->vtable->vaPutSurface( |
||
961 | ctx, |
||
962 | surface, |
||
963 | (void *)pSurfaceGLX->pixmap, |
||
964 | 0, 0, pSurfaceGLX->width, pSurfaceGLX->height, |
||
965 | 0, 0, pSurfaceGLX->width, pSurfaceGLX->height, |
||
966 | NULL, 0, |
||
967 | flags |
||
968 | ); |
||
969 | XSync(ctx->native_dpy, False); |
||
970 | if (x11_untrap_errors() != 0) |
||
971 | return VA_STATUS_ERROR_OPERATION_FAILED; |
||
972 | if (status != VA_STATUS_SUCCESS) |
||
973 | return status; |
||
974 | |||
975 | pSurfaceGLX->surface = surface; |
||
976 | return VA_STATUS_SUCCESS; |
||
977 | } |
||
978 | |||
979 | static inline VAStatus |
||
980 | sync_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
981 | { |
||
982 | if (pSurfaceGLX->surface == VA_INVALID_SURFACE) |
||
983 | return VA_STATUS_ERROR_INVALID_SURFACE; |
||
984 | |||
985 | return ctx->vtable->vaSyncSurface(ctx, pSurfaceGLX->surface); |
||
986 | } |
||
987 | |||
988 | static inline VAStatus |
||
989 | begin_render_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
990 | { |
||
991 | VAStatus status; |
||
992 | |||
993 | status = sync_surface(ctx, pSurfaceGLX); |
||
994 | if (status != VA_STATUS_SUCCESS) |
||
995 | return status; |
||
996 | |||
997 | if (!bind_pixmap(ctx, pSurfaceGLX)) |
||
998 | return VA_STATUS_ERROR_OPERATION_FAILED; |
||
999 | |||
1000 | return VA_STATUS_SUCCESS; |
||
1001 | } |
||
1002 | |||
1003 | static inline VAStatus |
||
1004 | end_render_surface(VADriverContextP ctx, VASurfaceGLXP pSurfaceGLX) |
||
1005 | { |
||
1006 | if (!unbind_pixmap(ctx, pSurfaceGLX)) |
||
1007 | return VA_STATUS_ERROR_OPERATION_FAILED; |
||
1008 | |||
1009 | return VA_STATUS_SUCCESS; |
||
1010 | } |
||
1011 | |||
1012 | static VAStatus |
||
1013 | copy_surface( |
||
1014 | VADriverContextP ctx, |
||
1015 | VASurfaceGLXP pSurfaceGLX, |
||
1016 | VASurfaceID surface, |
||
1017 | unsigned int flags |
||
1018 | ) |
||
1019 | { |
||
1020 | VAStatus status; |
||
1021 | |||
1022 | /* Associate VA surface */ |
||
1023 | status = associate_surface(ctx, pSurfaceGLX, surface, flags); |
||
1024 | if (status != VA_STATUS_SUCCESS) |
||
1025 | return status; |
||
1026 | |||
1027 | /* Render to FBO */ |
||
1028 | fbo_enter(ctx, pSurfaceGLX); |
||
1029 | status = begin_render_surface(ctx, pSurfaceGLX); |
||
1030 | if (status == VA_STATUS_SUCCESS) { |
||
1031 | render_pixmap(ctx, pSurfaceGLX); |
||
1032 | status = end_render_surface(ctx, pSurfaceGLX); |
||
1033 | } |
||
1034 | fbo_leave(ctx); |
||
1035 | if (status != VA_STATUS_SUCCESS) |
||
1036 | return status; |
||
1037 | |||
1038 | return deassociate_surface(ctx, pSurfaceGLX); |
||
1039 | } |
||
1040 | |||
1041 | static VAStatus |
||
1042 | vaCopySurfaceGLX_impl_libva( |
||
1043 | VADriverContextP ctx, |
||
1044 | void *gl_surface, |
||
1045 | VASurfaceID surface, |
||
1046 | unsigned int flags |
||
1047 | ) |
||
1048 | { |
||
1049 | VASurfaceGLXP pSurfaceGLX; |
||
1050 | VAStatus status; |
||
1051 | struct OpenGLContextState old_cs; |
||
1052 | |||
1053 | INIT_SURFACE(pSurfaceGLX, gl_surface); |
||
1054 | |||
1055 | if (!gl_set_current_context(pSurfaceGLX->gl_context, &old_cs)) |
||
1056 | return VA_STATUS_ERROR_OPERATION_FAILED; |
||
1057 | |||
1058 | status = copy_surface(ctx, pSurfaceGLX, surface, flags); |
||
1059 | |||
1060 | gl_set_current_context(&old_cs, NULL); |
||
1061 | return status; |
||
1062 | } |
||
1063 | |||
1064 | #undef INIT_SURFACE |
||
1065 | |||
1066 | |||
1067 | /* ========================================================================= */ |
||
1068 | /* === Private VA/GLX vtable initialization === */ |
||
1069 | /* ========================================================================= */ |
||
1070 | |||
1071 | // Initialize GLX driver context |
||
1072 | VAStatus va_glx_init_context(VADriverContextP ctx) |
||
1073 | { |
||
1074 | VADriverContextGLXP glx_ctx = VA_DRIVER_CONTEXT_GLX(ctx); |
||
1075 | VADriverVTableGLXP vtable = &glx_ctx->vtable; |
||
1076 | int glx_major, glx_minor; |
||
1077 | |||
1078 | if (glx_ctx->is_initialized) |
||
1079 | return VA_STATUS_SUCCESS; |
||
1080 | |||
1081 | if (ctx->vtable_glx && ctx->vtable_glx->vaCopySurfaceGLX) { |
||
1082 | vtable->vaCreateSurfaceGLX = vaCreateSurfaceGLX_impl_driver; |
||
1083 | vtable->vaDestroySurfaceGLX = vaDestroySurfaceGLX_impl_driver; |
||
1084 | vtable->vaCopySurfaceGLX = vaCopySurfaceGLX_impl_driver; |
||
1085 | } |
||
1086 | else { |
||
1087 | vtable->vaCreateSurfaceGLX = vaCreateSurfaceGLX_impl_libva; |
||
1088 | vtable->vaDestroySurfaceGLX = vaDestroySurfaceGLX_impl_libva; |
||
1089 | vtable->vaCopySurfaceGLX = vaCopySurfaceGLX_impl_libva; |
||
1090 | |||
1091 | if (!glXQueryVersion(ctx->native_dpy, &glx_major, &glx_minor)) |
||
1092 | return VA_STATUS_ERROR_UNIMPLEMENTED; |
||
1093 | |||
1094 | if (!check_tfp_extensions(ctx) || !load_tfp_extensions(ctx)) |
||
1095 | return VA_STATUS_ERROR_UNIMPLEMENTED; |
||
1096 | |||
1097 | if (!check_fbo_extensions(ctx) || !load_fbo_extensions(ctx)) |
||
1098 | return VA_STATUS_ERROR_UNIMPLEMENTED; |
||
1099 | } |
||
1100 | |||
1101 | glx_ctx->is_initialized = 1; |
||
1102 | return VA_STATUS_SUCCESS; |
||
1103 | }>>>>>> |