Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2010 Teluu Inc. (http://www.teluu.com) |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License |
| 16 | * along with this program; if not, write to the Free Software |
| 17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 18 | */ |
| 19 | #include <pjmedia/converter.h> |
| 20 | #include <pjmedia-videodev/videodev_imp.h> |
| 21 | #include <pj/assert.h> |
| 22 | #include <pj/log.h> |
| 23 | #include <pj/os.h> |
| 24 | |
| 25 | #if PJMEDIA_VIDEO_DEV_HAS_SDL |
| 26 | |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 27 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 28 | # include <Foundation/Foundation.h> |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 29 | #endif |
| 30 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 31 | #include <SDL.h> |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 32 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 33 | # include "SDL_opengl.h" |
| 34 | # define OPENGL_DEV_IDX 1 |
| 35 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 36 | |
| 37 | #define THIS_FILE "sdl_dev.c" |
| 38 | #define DEFAULT_CLOCK_RATE 90000 |
| 39 | #define DEFAULT_WIDTH 640 |
| 40 | #define DEFAULT_HEIGHT 480 |
| 41 | #define DEFAULT_FPS 25 |
| 42 | |
| 43 | |
| 44 | typedef struct sdl_fmt_info |
| 45 | { |
| 46 | pjmedia_format_id fmt_id; |
| 47 | Uint32 sdl_format; |
| 48 | Uint32 Rmask; |
| 49 | Uint32 Gmask; |
| 50 | Uint32 Bmask; |
| 51 | Uint32 Amask; |
| 52 | } sdl_fmt_info; |
| 53 | |
| 54 | static sdl_fmt_info sdl_fmts[] = |
| 55 | { |
| 56 | #if PJ_IS_BIG_ENDIAN |
| 57 | {PJMEDIA_FORMAT_RGBA, 0, 0xFF000000, 0xFF0000, 0xFF00, 0xFF} , |
| 58 | {PJMEDIA_FORMAT_RGB24, 0, 0xFF0000, 0xFF00, 0xFF, 0} , |
| 59 | {PJMEDIA_FORMAT_BGRA, 0, 0xFF00, 0xFF0000, 0xFF000000, 0xFF} , |
| 60 | #else |
| 61 | {PJMEDIA_FORMAT_RGBA, 0, 0xFF, 0xFF00, 0xFF0000, 0xFF000000} , |
| 62 | {PJMEDIA_FORMAT_RGB24, 0, 0xFF, 0xFF00, 0xFF0000, 0} , |
| 63 | {PJMEDIA_FORMAT_BGRA, 0, 0xFF0000, 0xFF00, 0xFF, 0xFF000000} , |
| 64 | #endif |
| 65 | |
| 66 | {PJMEDIA_FORMAT_DIB , 0, 0xFF0000, 0xFF00, 0xFF, 0} , |
| 67 | |
| 68 | {PJMEDIA_FORMAT_YUY2, SDL_YUY2_OVERLAY, 0, 0, 0, 0} , |
| 69 | {PJMEDIA_FORMAT_UYVY, SDL_UYVY_OVERLAY, 0, 0, 0, 0} , |
| 70 | {PJMEDIA_FORMAT_YVYU, SDL_YVYU_OVERLAY, 0, 0, 0, 0} , |
| 71 | {PJMEDIA_FORMAT_I420, SDL_IYUV_OVERLAY, 0, 0, 0, 0} , |
| 72 | {PJMEDIA_FORMAT_YV12, SDL_YV12_OVERLAY, 0, 0, 0, 0} , |
| 73 | {PJMEDIA_FORMAT_I420JPEG, SDL_IYUV_OVERLAY, 0, 0, 0, 0} , |
| 74 | {PJMEDIA_FORMAT_I422JPEG, SDL_YV12_OVERLAY, 0, 0, 0, 0} , |
| 75 | }; |
| 76 | |
| 77 | /* sdl_ device info */ |
| 78 | struct sdl_dev_info |
| 79 | { |
| 80 | pjmedia_vid_dev_info info; |
| 81 | }; |
| 82 | |
| 83 | /* sdl_ factory */ |
| 84 | struct sdl_factory |
| 85 | { |
| 86 | pjmedia_vid_dev_factory base; |
| 87 | pj_pool_t *pool; |
| 88 | pj_pool_factory *pf; |
| 89 | |
| 90 | unsigned dev_count; |
| 91 | struct sdl_dev_info *dev_info; |
| 92 | }; |
| 93 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 94 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 95 | @interface SDLDelegate: NSObject |
| 96 | { |
| 97 | @public |
| 98 | struct sdl_stream *strm; |
| 99 | } |
| 100 | |
| 101 | - (int)sdl_thread; |
| 102 | - (int)handle_event; |
| 103 | - (pj_status_t)put_frame; |
| 104 | @end |
| 105 | #endif |
| 106 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 107 | /* Video stream. */ |
| 108 | struct sdl_stream |
| 109 | { |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 110 | pjmedia_vid_dev_stream base; /**< Base stream */ |
| 111 | pjmedia_vid_param param; /**< Settings */ |
| 112 | pj_pool_t *pool; /**< Memory pool. */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 113 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 114 | pjmedia_vid_cb vid_cb; /**< Stream callback. */ |
| 115 | void *user_data; /**< Application data. */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 116 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 117 | pj_thread_t *sdl_thread; /**< SDL thread. */ |
| 118 | pj_bool_t is_quitting; |
| 119 | pj_bool_t is_running; |
| 120 | pj_bool_t render_exited; |
| 121 | pj_status_t status; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 122 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 123 | SDL_Rect rect; /**< Display rectangle. */ |
| 124 | SDL_Surface *screen; /**< Display screen. */ |
| 125 | SDL_Surface *surf; /**< RGB surface. */ |
| 126 | SDL_Overlay *overlay; /**< YUV overlay. */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 127 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 128 | GLuint texture; |
| 129 | #endif |
| 130 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 131 | NSAutoreleasePool *apool; |
| 132 | SDLDelegate *delegate; |
| 133 | const pjmedia_frame *frame; |
| 134 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 135 | |
| 136 | /* For frame conversion */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 137 | pjmedia_converter *conv; |
| 138 | pjmedia_conversion_param conv_param; |
| 139 | pjmedia_frame conv_buf; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 140 | |
| 141 | pjmedia_video_apply_fmt_param vafp; |
| 142 | }; |
| 143 | |
| 144 | |
| 145 | /* Prototypes */ |
| 146 | static pj_status_t sdl_factory_init(pjmedia_vid_dev_factory *f); |
| 147 | static pj_status_t sdl_factory_destroy(pjmedia_vid_dev_factory *f); |
| 148 | static unsigned sdl_factory_get_dev_count(pjmedia_vid_dev_factory *f); |
| 149 | static pj_status_t sdl_factory_get_dev_info(pjmedia_vid_dev_factory *f, |
| 150 | unsigned index, |
| 151 | pjmedia_vid_dev_info *info); |
| 152 | static pj_status_t sdl_factory_default_param(pj_pool_t *pool, |
| 153 | pjmedia_vid_dev_factory *f, |
| 154 | unsigned index, |
| 155 | pjmedia_vid_param *param); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 156 | static pj_status_t sdl_factory_create_stream( |
| 157 | pjmedia_vid_dev_factory *f, |
Benny Prijono | e9f70d8 | 2011-03-25 08:38:26 +0000 | [diff] [blame] | 158 | pjmedia_vid_param *param, |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 159 | const pjmedia_vid_cb *cb, |
| 160 | void *user_data, |
| 161 | pjmedia_vid_dev_stream **p_vid_strm); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 162 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 163 | static pj_status_t sdl_stream_get_param(pjmedia_vid_dev_stream *strm, |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 164 | pjmedia_vid_param *param); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 165 | static pj_status_t sdl_stream_get_cap(pjmedia_vid_dev_stream *strm, |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 166 | pjmedia_vid_dev_cap cap, |
| 167 | void *value); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 168 | static pj_status_t sdl_stream_set_cap(pjmedia_vid_dev_stream *strm, |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 169 | pjmedia_vid_dev_cap cap, |
| 170 | const void *value); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 171 | static pj_status_t sdl_stream_put_frame(pjmedia_vid_dev_stream *strm, |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 172 | const pjmedia_frame *frame); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 173 | static pj_status_t sdl_stream_start(pjmedia_vid_dev_stream *strm); |
| 174 | static pj_status_t sdl_stream_stop(pjmedia_vid_dev_stream *strm); |
| 175 | static pj_status_t sdl_stream_destroy(pjmedia_vid_dev_stream *strm); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 176 | |
| 177 | /* Operations */ |
| 178 | static pjmedia_vid_dev_factory_op factory_op = |
| 179 | { |
| 180 | &sdl_factory_init, |
| 181 | &sdl_factory_destroy, |
| 182 | &sdl_factory_get_dev_count, |
| 183 | &sdl_factory_get_dev_info, |
| 184 | &sdl_factory_default_param, |
| 185 | &sdl_factory_create_stream |
| 186 | }; |
| 187 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 188 | static pjmedia_vid_dev_stream_op stream_op = |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 189 | { |
| 190 | &sdl_stream_get_param, |
| 191 | &sdl_stream_get_cap, |
| 192 | &sdl_stream_set_cap, |
| 193 | &sdl_stream_start, |
| 194 | NULL, |
| 195 | &sdl_stream_put_frame, |
| 196 | &sdl_stream_stop, |
| 197 | &sdl_stream_destroy |
| 198 | }; |
| 199 | |
| 200 | |
| 201 | /**************************************************************************** |
| 202 | * Factory operations |
| 203 | */ |
| 204 | /* |
| 205 | * Init sdl_ video driver. |
| 206 | */ |
| 207 | pjmedia_vid_dev_factory* pjmedia_sdl_factory(pj_pool_factory *pf) |
| 208 | { |
| 209 | struct sdl_factory *f; |
| 210 | pj_pool_t *pool; |
| 211 | |
| 212 | pool = pj_pool_create(pf, "sdl video", 1000, 1000, NULL); |
| 213 | f = PJ_POOL_ZALLOC_T(pool, struct sdl_factory); |
| 214 | f->pf = pf; |
| 215 | f->pool = pool; |
| 216 | f->base.op = &factory_op; |
| 217 | |
| 218 | return &f->base; |
| 219 | } |
| 220 | |
| 221 | |
| 222 | /* API: init factory */ |
| 223 | static pj_status_t sdl_factory_init(pjmedia_vid_dev_factory *f) |
| 224 | { |
| 225 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 226 | struct sdl_dev_info *ddi; |
| 227 | unsigned i; |
| 228 | |
| 229 | sf->dev_count = 1; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 230 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 231 | sf->dev_count++; |
| 232 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 233 | sf->dev_info = (struct sdl_dev_info*) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 234 | pj_pool_calloc(sf->pool, sf->dev_count, |
| 235 | sizeof(struct sdl_dev_info)); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 236 | |
| 237 | ddi = &sf->dev_info[0]; |
| 238 | pj_bzero(ddi, sizeof(*ddi)); |
| 239 | strncpy(ddi->info.name, "SDL renderer", sizeof(ddi->info.name)); |
| 240 | ddi->info.name[sizeof(ddi->info.name)-1] = '\0'; |
| 241 | strncpy(ddi->info.driver, "SDL", sizeof(ddi->info.driver)); |
| 242 | ddi->info.driver[sizeof(ddi->info.driver)-1] = '\0'; |
| 243 | ddi->info.dir = PJMEDIA_DIR_RENDER; |
| 244 | ddi->info.has_callback = PJ_FALSE; |
| 245 | ddi->info.caps = PJMEDIA_VID_DEV_CAP_FORMAT | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 246 | PJMEDIA_VID_DEV_CAP_OUTPUT_RESIZE; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 247 | |
| 248 | ddi->info.fmt_cnt = PJ_ARRAY_SIZE(sdl_fmts); |
| 249 | ddi->info.fmt = (pjmedia_format*) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 250 | pj_pool_calloc(sf->pool, ddi->info.fmt_cnt, |
| 251 | sizeof(pjmedia_format)); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 252 | for (i = 0; i < ddi->info.fmt_cnt; i++) { |
| 253 | pjmedia_format *fmt = &ddi->info.fmt[i]; |
| 254 | pjmedia_format_init_video(fmt, sdl_fmts[i].fmt_id, |
| 255 | DEFAULT_WIDTH, DEFAULT_HEIGHT, |
| 256 | DEFAULT_FPS, 1); |
| 257 | } |
| 258 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 259 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 260 | ddi = &sf->dev_info[OPENGL_DEV_IDX]; |
| 261 | pj_bzero(ddi, sizeof(*ddi)); |
| 262 | strncpy(ddi->info.name, "SDL openGL renderer", sizeof(ddi->info.name)); |
| 263 | ddi->info.name[sizeof(ddi->info.name)-1] = '\0'; |
| 264 | strncpy(ddi->info.driver, "SDL", sizeof(ddi->info.driver)); |
| 265 | ddi->info.driver[sizeof(ddi->info.driver)-1] = '\0'; |
| 266 | ddi->info.dir = PJMEDIA_DIR_RENDER; |
| 267 | ddi->info.has_callback = PJ_FALSE; |
| 268 | ddi->info.caps = PJMEDIA_VID_DEV_CAP_FORMAT; |
| 269 | |
| 270 | ddi->info.fmt_cnt = PJ_ARRAY_SIZE(sdl_fmts); |
| 271 | ddi->info.fmt_cnt = 1; |
| 272 | ddi->info.fmt = (pjmedia_format*) |
| 273 | pj_pool_calloc(sf->pool, ddi->info.fmt_cnt, |
| 274 | sizeof(pjmedia_format)); |
| 275 | for (i = 0; i < ddi->info.fmt_cnt; i++) { |
| 276 | pjmedia_format *fmt = &ddi->info.fmt[i]; |
| 277 | pjmedia_format_init_video(fmt, sdl_fmts[i].fmt_id, |
| 278 | DEFAULT_WIDTH, DEFAULT_HEIGHT, |
| 279 | DEFAULT_FPS, 1); |
| 280 | } |
| 281 | #endif |
| 282 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 283 | PJ_LOG(4, (THIS_FILE, "SDL initialized")); |
| 284 | |
| 285 | return PJ_SUCCESS; |
| 286 | } |
| 287 | |
| 288 | /* API: destroy factory */ |
| 289 | static pj_status_t sdl_factory_destroy(pjmedia_vid_dev_factory *f) |
| 290 | { |
| 291 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 292 | pj_pool_t *pool = sf->pool; |
| 293 | |
| 294 | sf->pool = NULL; |
| 295 | pj_pool_release(pool); |
| 296 | |
| 297 | return PJ_SUCCESS; |
| 298 | } |
| 299 | |
| 300 | /* API: get number of devices */ |
| 301 | static unsigned sdl_factory_get_dev_count(pjmedia_vid_dev_factory *f) |
| 302 | { |
| 303 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 304 | return sf->dev_count; |
| 305 | } |
| 306 | |
| 307 | /* API: get device info */ |
| 308 | static pj_status_t sdl_factory_get_dev_info(pjmedia_vid_dev_factory *f, |
| 309 | unsigned index, |
| 310 | pjmedia_vid_dev_info *info) |
| 311 | { |
| 312 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 313 | |
| 314 | PJ_ASSERT_RETURN(index < sf->dev_count, PJMEDIA_EVID_INVDEV); |
| 315 | |
| 316 | pj_memcpy(info, &sf->dev_info[index].info, sizeof(*info)); |
| 317 | |
| 318 | return PJ_SUCCESS; |
| 319 | } |
| 320 | |
| 321 | /* API: create default device parameter */ |
| 322 | static pj_status_t sdl_factory_default_param(pj_pool_t *pool, |
| 323 | pjmedia_vid_dev_factory *f, |
| 324 | unsigned index, |
| 325 | pjmedia_vid_param *param) |
| 326 | { |
| 327 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 328 | struct sdl_dev_info *di = &sf->dev_info[index]; |
| 329 | |
| 330 | PJ_ASSERT_RETURN(index < sf->dev_count, PJMEDIA_EVID_INVDEV); |
| 331 | |
| 332 | PJ_UNUSED_ARG(pool); |
| 333 | |
| 334 | pj_bzero(param, sizeof(*param)); |
Nanang Izzuddin | 9861070 | 2011-03-01 17:40:17 +0000 | [diff] [blame] | 335 | if (di->info.dir == PJMEDIA_DIR_CAPTURE_RENDER) { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 336 | param->dir = PJMEDIA_DIR_CAPTURE_RENDER; |
| 337 | param->cap_id = index; |
| 338 | param->rend_id = index; |
| 339 | } else if (di->info.dir & PJMEDIA_DIR_CAPTURE) { |
| 340 | param->dir = PJMEDIA_DIR_CAPTURE; |
| 341 | param->cap_id = index; |
| 342 | param->rend_id = PJMEDIA_VID_INVALID_DEV; |
| 343 | } else if (di->info.dir & PJMEDIA_DIR_RENDER) { |
| 344 | param->dir = PJMEDIA_DIR_RENDER; |
| 345 | param->rend_id = index; |
| 346 | param->cap_id = PJMEDIA_VID_INVALID_DEV; |
| 347 | } else { |
| 348 | return PJMEDIA_EVID_INVDEV; |
| 349 | } |
| 350 | |
| 351 | /* Set the device capabilities here */ |
| 352 | param->flags = PJMEDIA_VID_DEV_CAP_FORMAT; |
| 353 | param->fmt.type = PJMEDIA_TYPE_VIDEO; |
| 354 | param->clock_rate = DEFAULT_CLOCK_RATE; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 355 | pjmedia_format_init_video(¶m->fmt, sdl_fmts[0].fmt_id, |
| 356 | DEFAULT_WIDTH, DEFAULT_HEIGHT, |
| 357 | DEFAULT_FPS, 1); |
| 358 | |
| 359 | return PJ_SUCCESS; |
| 360 | } |
| 361 | |
| 362 | static sdl_fmt_info* get_sdl_format_info(pjmedia_format_id id) |
| 363 | { |
| 364 | unsigned i; |
| 365 | |
| 366 | for (i = 0; i < sizeof(sdl_fmts)/sizeof(sdl_fmts[0]); i++) { |
| 367 | if (sdl_fmts[i].fmt_id == id) |
| 368 | return &sdl_fmts[i]; |
| 369 | } |
| 370 | |
| 371 | return NULL; |
| 372 | } |
| 373 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 374 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 375 | @implementation SDLDelegate |
| 376 | - (int)sdl_thread |
| 377 | { |
| 378 | #else |
| 379 | static int sdlthread(void * data) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 380 | { |
| 381 | struct sdl_stream *strm = (struct sdl_stream*)data; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 382 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 383 | sdl_fmt_info *sdl_info = get_sdl_format_info(strm->param.fmt.id); |
| 384 | const pjmedia_video_format_info *vfi; |
| 385 | pjmedia_video_format_detail *vfd; |
| 386 | |
| 387 | vfi = pjmedia_get_video_format_info(pjmedia_video_format_mgr_instance(), |
| 388 | strm->param.fmt.id); |
| 389 | if (!vfi || !sdl_info) { |
| 390 | strm->status = PJMEDIA_EVID_BADFORMAT; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 391 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 392 | } |
| 393 | |
| 394 | strm->vafp.size = strm->param.fmt.det.vid.size; |
| 395 | strm->vafp.buffer = NULL; |
| 396 | if (vfi->apply_fmt(vfi, &strm->vafp) != PJ_SUCCESS) { |
| 397 | strm->status = PJMEDIA_EVID_BADFORMAT; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 398 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | /* Initialize the SDL library */ |
| 402 | if (SDL_Init(SDL_INIT_VIDEO)) { |
| 403 | PJ_LOG(4, (THIS_FILE, "Cannot initialize SDL")); |
| 404 | strm->status = PJMEDIA_EVID_INIT; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 405 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 406 | } |
| 407 | |
| 408 | vfd = pjmedia_format_get_video_format_detail(&strm->param.fmt, PJ_TRUE); |
| 409 | strm->rect.x = strm->rect.y = 0; |
| 410 | strm->rect.w = (Uint16)vfd->size.w; |
| 411 | strm->rect.h = (Uint16)vfd->size.h; |
| 412 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 413 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 414 | if (strm->param.rend_id == OPENGL_DEV_IDX) { |
| 415 | SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1); |
| 416 | } |
| 417 | #endif |
| 418 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 419 | /* Initialize the display, requesting a software surface */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 420 | strm->screen = SDL_SetVideoMode(strm->rect.w, strm->rect.h, 0, ( |
| 421 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 422 | strm->param.rend_id == OPENGL_DEV_IDX? |
| 423 | SDL_OPENGL: |
| 424 | #endif |
| 425 | SDL_RESIZABLE | SDL_SWSURFACE)); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 426 | if (strm->screen == NULL) { |
| 427 | strm->status = PJMEDIA_EVID_SYSERR; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 428 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 429 | } |
| 430 | SDL_WM_SetCaption("pjmedia-SDL video", NULL); |
| 431 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 432 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 433 | if (strm->param.rend_id == OPENGL_DEV_IDX) { |
| 434 | glDisable(GL_DEPTH_TEST); |
| 435 | glDisable(GL_CULL_FACE); |
| 436 | glEnable(GL_TEXTURE_2D); |
| 437 | |
| 438 | glViewport(0, 0, strm->rect.w, strm->rect.h); |
| 439 | glMatrixMode(GL_PROJECTION); |
| 440 | glLoadIdentity(); |
| 441 | |
| 442 | glOrtho(0.0, (GLdouble)strm->rect.w, (GLdouble)strm->rect.h, |
| 443 | 0.0, 0.0, 1.0); |
| 444 | |
| 445 | glMatrixMode(GL_MODELVIEW); |
| 446 | glLoadIdentity(); |
| 447 | |
| 448 | glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL); |
| 449 | glGenTextures(1, &strm->texture); |
| 450 | } else |
| 451 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 452 | if (vfi->color_model == PJMEDIA_COLOR_MODEL_RGB) { |
| 453 | strm->surf = SDL_CreateRGBSurface(SDL_SWSURFACE, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 454 | strm->rect.w, strm->rect.h, |
| 455 | vfi->bpp, |
| 456 | sdl_info->Rmask, |
| 457 | sdl_info->Gmask, |
| 458 | sdl_info->Bmask, |
| 459 | sdl_info->Amask); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 460 | if (strm->surf == NULL) { |
| 461 | strm->status = PJMEDIA_EVID_SYSERR; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 462 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 463 | } |
| 464 | } else if (vfi->color_model == PJMEDIA_COLOR_MODEL_YUV) { |
| 465 | strm->overlay = SDL_CreateYUVOverlay(strm->rect.w, strm->rect.h, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 466 | sdl_info->sdl_format, |
| 467 | strm->screen); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 468 | if (strm->overlay == NULL) { |
| 469 | strm->status = PJMEDIA_EVID_SYSERR; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 470 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 471 | } |
| 472 | } |
| 473 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 474 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 475 | on_return: |
| 476 | if (strm->status != PJ_SUCCESS) { |
| 477 | if (strm->surf) { |
| 478 | SDL_FreeSurface(strm->surf); |
| 479 | strm->surf = NULL; |
| 480 | } |
| 481 | |
| 482 | if (strm->overlay) { |
| 483 | SDL_FreeYUVOverlay(strm->overlay); |
| 484 | strm->overlay = NULL; |
| 485 | } |
| 486 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 487 | if (strm->texture) { |
| 488 | glDeleteTextures(1, &strm->texture); |
| 489 | strm->texture = 0; |
| 490 | } |
| 491 | #endif |
| 492 | |
| 493 | SDL_Quit(); |
| 494 | strm->screen = NULL; |
| 495 | } |
| 496 | |
| 497 | return strm->status; |
| 498 | } |
| 499 | |
| 500 | - (int)handle_event |
| 501 | { |
| 502 | sdl_fmt_info *sdl_info = get_sdl_format_info(strm->param.fmt.id); |
| 503 | const pjmedia_video_format_info *vfi; |
| 504 | pjmedia_video_format_detail *vfd; |
| 505 | |
| 506 | vfi = pjmedia_get_video_format_info(pjmedia_video_format_mgr_instance(), |
| 507 | strm->param.fmt.id); |
| 508 | vfd = pjmedia_format_get_video_format_detail(&strm->param.fmt, PJ_TRUE); |
| 509 | #else |
| 510 | while(!strm->is_quitting) |
| 511 | #endif |
| 512 | { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 513 | SDL_Event sevent; |
| 514 | pjmedia_vid_event pevent; |
| 515 | |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 516 | /** |
| 517 | * The event polling must be placed in the same thread that |
| 518 | * call SDL_SetVideoMode(). Please consult the official doc of |
| 519 | * SDL_PumpEvents(). |
| 520 | */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 521 | while (SDL_PollEvent(&sevent)) { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 522 | pj_bzero(&pevent, sizeof(pevent)); |
| 523 | |
| 524 | switch(sevent.type) { |
| 525 | case SDL_USEREVENT: |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 526 | { |
| 527 | pjmedia_format *fmt; |
| 528 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 529 | if (sevent.user.code == PJMEDIA_EVENT_NONE) { |
| 530 | strm->is_quitting = PJ_TRUE; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 531 | goto on_return; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 532 | } |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 533 | |
| 534 | pj_assert(sevent.user.code == PJMEDIA_VID_DEV_CAP_FORMAT); |
| 535 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 536 | PJ_TODO(FIX_THIS_FOR_OPENGL); |
| 537 | fmt = (pjmedia_format *)sevent.user.data1; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 538 | vfi = pjmedia_get_video_format_info( |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 539 | pjmedia_video_format_mgr_instance(), |
| 540 | fmt->id); |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 541 | if (!vfi || !sdl_info) { |
| 542 | strm->status = PJMEDIA_EVID_BADFORMAT; |
| 543 | break; |
| 544 | } |
| 545 | |
| 546 | vfd = pjmedia_format_get_video_format_detail(fmt, PJ_TRUE); |
| 547 | strm->vafp.size = vfd->size; |
| 548 | strm->vafp.buffer = NULL; |
| 549 | if (vfi->apply_fmt(vfi, &strm->vafp) != PJ_SUCCESS) { |
| 550 | strm->status = PJMEDIA_EVID_BADFORMAT; |
| 551 | break; |
| 552 | } |
| 553 | |
| 554 | strm->rect.w = (Uint16)vfd->size.w; |
| 555 | strm->rect.h = (Uint16)vfd->size.h; |
| 556 | |
| 557 | /* Stop the stream */ |
| 558 | sdl_stream_stop((pjmedia_vid_dev_stream *)strm); |
| 559 | |
| 560 | /* Initialize the display, requesting a software surface */ |
| 561 | strm->screen = SDL_SetVideoMode(strm->rect.w, |
| 562 | strm->rect.h, 0, |
| 563 | SDL_RESIZABLE | |
| 564 | SDL_SWSURFACE); |
| 565 | if (strm->screen == NULL) { |
| 566 | strm->status = PJMEDIA_EVID_SYSERR; |
| 567 | break; |
| 568 | } |
| 569 | |
| 570 | if (strm->surf) |
| 571 | SDL_FreeSurface(strm->surf); |
| 572 | if (strm->overlay) |
| 573 | SDL_FreeYUVOverlay(strm->overlay); |
| 574 | |
Nanang Izzuddin | 678b2f8 | 2011-03-02 08:37:31 +0000 | [diff] [blame] | 575 | /* Update SDL info for the new format */ |
| 576 | sdl_info = get_sdl_format_info(fmt->id); |
| 577 | |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 578 | if (vfi->color_model == PJMEDIA_COLOR_MODEL_RGB) { |
| 579 | strm->surf = SDL_CreateRGBSurface(SDL_SWSURFACE, |
| 580 | strm->rect.w, |
| 581 | strm->rect.h, |
| 582 | vfi->bpp, |
| 583 | sdl_info->Rmask, |
| 584 | sdl_info->Gmask, |
| 585 | sdl_info->Bmask, |
| 586 | sdl_info->Amask); |
| 587 | if (strm->surf == NULL) { |
| 588 | strm->status = PJMEDIA_EVID_SYSERR; |
| 589 | break; |
| 590 | } |
| 591 | } else if (vfi->color_model == PJMEDIA_COLOR_MODEL_YUV) { |
| 592 | strm->overlay = SDL_CreateYUVOverlay( |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 593 | strm->rect.w, |
| 594 | strm->rect.h, |
| 595 | sdl_info->sdl_format, |
| 596 | strm->screen); |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 597 | if (strm->overlay == NULL) { |
| 598 | strm->status = PJMEDIA_EVID_SYSERR; |
| 599 | break; |
| 600 | } |
| 601 | } |
| 602 | |
| 603 | /* Restart the stream */ |
| 604 | sdl_stream_start((pjmedia_vid_dev_stream *)strm); |
| 605 | |
| 606 | strm->status = PJ_SUCCESS; |
| 607 | break; |
| 608 | } |
| 609 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 610 | case SDL_MOUSEBUTTONDOWN: |
| 611 | pevent.event_type = PJMEDIA_EVENT_MOUSEBUTTONDOWN; |
| 612 | if (strm->vid_cb.on_event_cb) |
| 613 | if ((*strm->vid_cb.on_event_cb)(&strm->base, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 614 | strm->user_data, |
| 615 | &pevent) != PJ_SUCCESS) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 616 | { |
| 617 | /* Application wants us to ignore this event */ |
| 618 | break; |
| 619 | } |
| 620 | if (strm->is_running) |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 621 | pjmedia_vid_dev_stream_stop(&strm->base); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 622 | else |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 623 | pjmedia_vid_dev_stream_start(&strm->base); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 624 | break; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 625 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 626 | case SDL_VIDEORESIZE: |
| 627 | pevent.event_type = PJMEDIA_EVENT_WINDOW_RESIZE; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 628 | pevent.event_desc.resize.new_size.w = sevent.resize.w; |
| 629 | pevent.event_desc.resize.new_size.h = sevent.resize.h; |
| 630 | if (strm->vid_cb.on_event_cb) { |
| 631 | /** |
| 632 | * To process PJMEDIA_EVENT_WINDOW_RESIZE event, |
| 633 | * application should do this in the on_event_cb |
| 634 | * callback: |
| 635 | * 1. change the input frame size given to SDL |
| 636 | * to the new size. |
| 637 | * 2. call pjmedia_vid_dev_stream_set_cap() |
| 638 | * using PJMEDIA_VID_DEV_CAP_FORMAT capability |
| 639 | * and the new format size |
| 640 | */ |
| 641 | (*strm->vid_cb.on_event_cb)(&strm->base, |
| 642 | strm->user_data, |
| 643 | &pevent); |
| 644 | } |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 645 | break; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 646 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 647 | case SDL_QUIT: |
| 648 | pevent.event_type = PJMEDIA_EVENT_WINDOW_CLOSE; |
| 649 | /** |
| 650 | * To process PJMEDIA_EVENT_WINDOW_CLOSE event, |
| 651 | * application should do this in the on_event_cb callback: |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 652 | * 1. stop further calls to |
| 653 | * #pjmedia_vid_dev_stream_put_frame() |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 654 | * 2. return PJ_SUCCESS |
| 655 | * Upon returning from the callback, SDL will destroy its |
| 656 | * own stream. |
| 657 | * |
| 658 | * Returning non-PJ_SUCCESS will cause SDL to ignore |
| 659 | * the event |
| 660 | */ |
| 661 | if (strm->vid_cb.on_event_cb) { |
| 662 | strm->is_quitting = PJ_TRUE; |
| 663 | if ((*strm->vid_cb.on_event_cb)(&strm->base, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 664 | strm->user_data, |
| 665 | &pevent) != PJ_SUCCESS) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 666 | { |
| 667 | /* Application wants us to ignore this event */ |
| 668 | strm->is_quitting = PJ_FALSE; |
| 669 | break; |
| 670 | } |
| 671 | |
| 672 | /* Destroy the stream */ |
| 673 | sdl_stream_destroy(&strm->base); |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 674 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 675 | } |
| 676 | |
| 677 | /** |
| 678 | * Default event-handler when there is no user-specified |
| 679 | * callback: close the renderer window. We cannot destroy |
| 680 | * the stream here since there is no callback to notify |
| 681 | * the application. |
| 682 | */ |
| 683 | sdl_stream_stop(&strm->base); |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 684 | goto on_return; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 685 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 686 | default: |
| 687 | break; |
| 688 | } |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 689 | } |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 690 | } |
| 691 | |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 692 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 693 | return 0; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 694 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 695 | on_return: |
| 696 | if (strm->surf) { |
| 697 | SDL_FreeSurface(strm->surf); |
| 698 | strm->surf = NULL; |
| 699 | } |
| 700 | |
| 701 | if (strm->overlay) { |
| 702 | SDL_FreeYUVOverlay(strm->overlay); |
| 703 | strm->overlay = NULL; |
| 704 | } |
| 705 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 706 | if (strm->texture) { |
| 707 | glDeleteTextures(1, &strm->texture); |
| 708 | strm->texture = 0; |
| 709 | } |
| 710 | #endif |
| 711 | |
| 712 | SDL_Quit(); |
| 713 | strm->screen = NULL; |
| 714 | |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 715 | return strm->status; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 716 | } |
| 717 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 718 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 719 | - (pj_status_t)put_frame |
| 720 | { |
| 721 | const pjmedia_frame *frame = strm->frame; |
| 722 | #else |
| 723 | /* API: Put frame from stream */ |
| 724 | static pj_status_t sdl_stream_put_frame(pjmedia_vid_dev_stream *strm, |
| 725 | const pjmedia_frame *frame) |
| 726 | { |
| 727 | #endif |
| 728 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 729 | pj_status_t status = PJ_SUCCESS; |
| 730 | |
| 731 | if (!stream->is_running) { |
| 732 | stream->render_exited = PJ_TRUE; |
| 733 | goto on_return; |
| 734 | } |
| 735 | |
Sauw Ming | f7b429c | 2011-04-08 04:04:25 +0000 | [diff] [blame] | 736 | if (frame->size==0 || frame->buf==NULL || |
| 737 | frame->size < stream->vafp.framebytes) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 738 | goto on_return; |
| 739 | |
| 740 | if (stream->surf) { |
| 741 | if (SDL_MUSTLOCK(stream->surf)) { |
| 742 | if (SDL_LockSurface(stream->surf) < 0) { |
| 743 | PJ_LOG(3, (THIS_FILE, "Unable to lock SDL surface")); |
| 744 | status = PJMEDIA_EVID_NOTREADY; |
| 745 | goto on_return; |
| 746 | } |
| 747 | } |
| 748 | |
Sauw Ming | f7b429c | 2011-04-08 04:04:25 +0000 | [diff] [blame] | 749 | pj_memcpy(stream->surf->pixels, frame->buf, |
| 750 | stream->vafp.framebytes); |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 751 | |
| 752 | if (SDL_MUSTLOCK(stream->surf)) { |
| 753 | SDL_UnlockSurface(stream->surf); |
| 754 | } |
| 755 | SDL_BlitSurface(stream->surf, NULL, stream->screen, NULL); |
| 756 | SDL_UpdateRect(stream->screen, 0, 0, 0, 0); |
| 757 | } else if (stream->overlay) { |
| 758 | int i, sz, offset; |
| 759 | |
| 760 | if (SDL_LockYUVOverlay(stream->overlay) < 0) { |
| 761 | PJ_LOG(3, (THIS_FILE, "Unable to lock SDL overlay")); |
| 762 | status = PJMEDIA_EVID_NOTREADY; |
| 763 | goto on_return; |
| 764 | } |
| 765 | |
| 766 | for (i = 0, offset = 0; i < stream->overlay->planes; i++) { |
| 767 | sz = stream->vafp.plane_bytes[i]; |
| 768 | pj_memcpy(stream->overlay->pixels[i], |
| 769 | (char *)frame->buf + offset, sz); |
| 770 | offset += sz; |
| 771 | } |
| 772 | |
| 773 | SDL_UnlockYUVOverlay(stream->overlay); |
| 774 | SDL_DisplayYUVOverlay(stream->overlay, &stream->rect); |
| 775 | } |
| 776 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 777 | else if (stream->param.rend_id == OPENGL_DEV_IDX) { |
| 778 | if (frame && stream->texture) { |
| 779 | glBindTexture(GL_TEXTURE_2D, stream->texture); |
| 780 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, |
| 781 | GL_NEAREST); |
| 782 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, |
| 783 | GL_NEAREST); |
| 784 | glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, |
| 785 | stream->rect.w, stream->rect.h, 0, |
| 786 | GL_RGBA, GL_UNSIGNED_BYTE, frame->buf); |
| 787 | glBegin(GL_TRIANGLE_STRIP); |
| 788 | glTexCoord2f(0, 0); glVertex2i(0, 0); |
| 789 | glTexCoord2f(1, 0); glVertex2i(stream->rect.w, 0); |
| 790 | glTexCoord2f(0, 1); glVertex2i(0, stream->rect.h); |
| 791 | glTexCoord2f(1, 1); |
| 792 | glVertex2i(stream->rect.w, stream->rect.h); |
| 793 | glEnd(); |
| 794 | SDL_GL_SwapBuffers(); |
| 795 | } |
| 796 | } |
| 797 | #endif |
| 798 | |
| 799 | on_return: |
| 800 | return status; |
| 801 | } |
| 802 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 803 | @end |
| 804 | |
| 805 | static pj_status_t sdl_stream_put_frame(pjmedia_vid_dev_stream *strm, |
| 806 | const pjmedia_frame *frame) |
| 807 | { |
| 808 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 809 | stream->frame = frame; |
| 810 | [stream->delegate performSelectorOnMainThread:@selector(put_frame) |
| 811 | withObject:nil waitUntilDone:YES]; |
| 812 | |
| 813 | return PJ_SUCCESS; |
| 814 | } |
| 815 | |
| 816 | static int sdlthread(void * data) |
| 817 | { |
| 818 | struct sdl_stream *strm = (struct sdl_stream*)data; |
| 819 | |
| 820 | while(!strm->is_quitting) { |
| 821 | [strm->delegate performSelectorOnMainThread:@selector(handle_event) |
| 822 | withObject:nil waitUntilDone:YES]; |
| 823 | } |
| 824 | |
| 825 | return 0; |
| 826 | } |
| 827 | |
| 828 | #endif |
| 829 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 830 | /* API: create stream */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 831 | static pj_status_t sdl_factory_create_stream( |
| 832 | pjmedia_vid_dev_factory *f, |
Benny Prijono | e9f70d8 | 2011-03-25 08:38:26 +0000 | [diff] [blame] | 833 | pjmedia_vid_param *param, |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 834 | const pjmedia_vid_cb *cb, |
| 835 | void *user_data, |
| 836 | pjmedia_vid_dev_stream **p_vid_strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 837 | { |
| 838 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 839 | pj_pool_t *pool; |
| 840 | struct sdl_stream *strm; |
| 841 | pj_status_t status; |
| 842 | |
| 843 | /* Create and Initialize stream descriptor */ |
| 844 | pool = pj_pool_create(sf->pf, "sdl-dev", 1000, 1000, NULL); |
| 845 | PJ_ASSERT_RETURN(pool != NULL, PJ_ENOMEM); |
| 846 | |
| 847 | strm = PJ_POOL_ZALLOC_T(pool, struct sdl_stream); |
| 848 | pj_memcpy(&strm->param, param, sizeof(*param)); |
| 849 | strm->pool = pool; |
| 850 | pj_memcpy(&strm->vid_cb, cb, sizeof(*cb)); |
| 851 | strm->user_data = user_data; |
| 852 | |
| 853 | /* Create capture stream here */ |
| 854 | if (param->dir & PJMEDIA_DIR_CAPTURE) { |
| 855 | } |
| 856 | |
| 857 | /* Create render stream here */ |
| 858 | if (param->dir & PJMEDIA_DIR_RENDER) { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 859 | strm->status = PJ_SUCCESS; |
| 860 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 861 | pj_assert(![NSThread isMainThread]); |
| 862 | strm->apool = [[NSAutoreleasePool alloc] init]; |
| 863 | strm->delegate = [[SDLDelegate alloc]init]; |
| 864 | strm->delegate->strm = strm; |
| 865 | [strm->delegate performSelectorOnMainThread:@selector(sdl_thread) |
| 866 | withObject:nil waitUntilDone:YES]; |
| 867 | if ((status = strm->status) != PJ_SUCCESS) { |
| 868 | goto on_error; |
| 869 | } |
| 870 | #endif |
| 871 | status = pj_thread_create(pool, "sdl_thread", sdlthread, |
| 872 | strm, 0, 0, &strm->sdl_thread); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 873 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 874 | if (status != PJ_SUCCESS) { |
| 875 | goto on_error; |
| 876 | } |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 877 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 878 | while(strm->status == PJ_SUCCESS && !strm->surf && !strm->overlay |
| 879 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 880 | && !strm->texture |
| 881 | #endif |
| 882 | ) |
| 883 | { |
| 884 | pj_thread_sleep(10); |
| 885 | } |
| 886 | if ((status = strm->status) != PJ_SUCCESS) { |
| 887 | goto on_error; |
| 888 | } |
| 889 | |
| 890 | pjmedia_format_copy(&strm->conv_param.src, ¶m->fmt); |
| 891 | pjmedia_format_copy(&strm->conv_param.dst, ¶m->fmt); |
| 892 | /* |
| 893 | status = pjmedia_converter_create(NULL, pool, &strm->conv_param, |
| 894 | &strm->conv); |
| 895 | */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 896 | } |
| 897 | |
| 898 | /* Apply the remaining settings */ |
| 899 | if (param->flags & PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW) { |
| 900 | sdl_stream_set_cap(&strm->base, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 901 | PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW, |
| 902 | ¶m->window); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 903 | } |
| 904 | |
| 905 | /* Done */ |
| 906 | strm->base.op = &stream_op; |
| 907 | *p_vid_strm = &strm->base; |
| 908 | |
| 909 | return PJ_SUCCESS; |
| 910 | |
| 911 | on_error: |
| 912 | sdl_stream_destroy(&strm->base); |
| 913 | return status; |
| 914 | } |
| 915 | |
| 916 | /* API: Get stream info. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 917 | static pj_status_t sdl_stream_get_param(pjmedia_vid_dev_stream *s, |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 918 | pjmedia_vid_param *pi) |
| 919 | { |
| 920 | struct sdl_stream *strm = (struct sdl_stream*)s; |
| 921 | |
| 922 | PJ_ASSERT_RETURN(strm && pi, PJ_EINVAL); |
| 923 | |
| 924 | pj_memcpy(pi, &strm->param, sizeof(*pi)); |
| 925 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 926 | /* |
| 927 | if (sdl_stream_get_cap(s, PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW, |
| 928 | &pi->fmt.info_size) == PJ_SUCCESS) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 929 | { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 930 | pi->flags |= PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 931 | } |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 932 | */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 933 | return PJ_SUCCESS; |
| 934 | } |
| 935 | |
| 936 | /* API: get capability */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 937 | static pj_status_t sdl_stream_get_cap(pjmedia_vid_dev_stream *s, |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 938 | pjmedia_vid_dev_cap cap, |
| 939 | void *pval) |
| 940 | { |
| 941 | struct sdl_stream *strm = (struct sdl_stream*)s; |
| 942 | |
| 943 | PJ_UNUSED_ARG(strm); |
| 944 | |
| 945 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 946 | |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 947 | if (cap == PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 948 | { |
| 949 | return PJ_SUCCESS; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 950 | } else if (cap == PJMEDIA_VID_DEV_CAP_FORMAT) { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 951 | return PJ_SUCCESS; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 952 | } else { |
| 953 | return PJMEDIA_EVID_INVCAP; |
| 954 | } |
| 955 | } |
| 956 | |
| 957 | /* API: set capability */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 958 | static pj_status_t sdl_stream_set_cap(pjmedia_vid_dev_stream *s, |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 959 | pjmedia_vid_dev_cap cap, |
| 960 | const void *pval) |
| 961 | { |
| 962 | struct sdl_stream *strm = (struct sdl_stream*)s; |
| 963 | |
| 964 | PJ_UNUSED_ARG(strm); |
| 965 | |
| 966 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 967 | |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 968 | if (cap == PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW) { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 969 | return PJ_SUCCESS; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 970 | } else if (cap == PJMEDIA_VID_DEV_CAP_FORMAT) { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 971 | SDL_Event sevent; |
| 972 | |
| 973 | strm->status = PJ_TRUE; |
| 974 | sevent.type = SDL_USEREVENT; |
| 975 | sevent.user.code = PJMEDIA_VID_DEV_CAP_FORMAT; |
| 976 | sevent.user.data1 = (void *)pval; |
| 977 | SDL_PushEvent(&sevent); |
| 978 | |
| 979 | while (strm->status == PJ_TRUE) |
| 980 | pj_thread_sleep(10); |
| 981 | |
| 982 | if (strm->status != PJ_SUCCESS) { |
| 983 | pj_status_t status = strm->status; |
| 984 | |
| 985 | /** |
| 986 | * Failed to change the output format. Try to revert |
| 987 | * to its original format. |
| 988 | */ |
| 989 | strm->status = PJ_TRUE; |
| 990 | sevent.user.data1 = &strm->param.fmt; |
| 991 | SDL_PushEvent(&sevent); |
| 992 | |
| 993 | while (strm->status == PJ_TRUE) |
| 994 | pj_thread_sleep(10); |
| 995 | |
| 996 | if (strm->status != PJ_SUCCESS) { |
| 997 | /** |
| 998 | * This means that we failed to revert to our |
| 999 | * original state! |
| 1000 | */ |
| 1001 | status = PJMEDIA_EVID_ERR; |
| 1002 | } |
| 1003 | |
| 1004 | strm->status = status; |
| 1005 | } else if (strm->status == PJ_SUCCESS) { |
| 1006 | pj_memcpy(&strm->param.fmt, pval, sizeof(strm->param.fmt)); |
| 1007 | } |
| 1008 | |
| 1009 | return strm->status; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1010 | } |
| 1011 | |
| 1012 | return PJMEDIA_EVID_INVCAP; |
| 1013 | } |
| 1014 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1015 | /* API: Start stream. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1016 | static pj_status_t sdl_stream_start(pjmedia_vid_dev_stream *strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1017 | { |
| 1018 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 1019 | |
| 1020 | PJ_LOG(4, (THIS_FILE, "Starting sdl video stream")); |
| 1021 | |
| 1022 | stream->is_running = PJ_TRUE; |
| 1023 | stream->render_exited = PJ_FALSE; |
| 1024 | |
| 1025 | return PJ_SUCCESS; |
| 1026 | } |
| 1027 | |
| 1028 | /* API: Stop stream. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1029 | static pj_status_t sdl_stream_stop(pjmedia_vid_dev_stream *strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1030 | { |
| 1031 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 1032 | unsigned i; |
| 1033 | |
| 1034 | PJ_LOG(4, (THIS_FILE, "Stopping sdl video stream")); |
| 1035 | |
| 1036 | /* Wait for renderer put_frame() to finish */ |
| 1037 | stream->is_running = PJ_FALSE; |
| 1038 | for (i=0; !stream->render_exited && i<100; ++i) |
| 1039 | pj_thread_sleep(10); |
| 1040 | |
| 1041 | return PJ_SUCCESS; |
| 1042 | } |
| 1043 | |
| 1044 | |
| 1045 | /* API: Destroy stream. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1046 | static pj_status_t sdl_stream_destroy(pjmedia_vid_dev_stream *strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1047 | { |
| 1048 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 1049 | SDL_Event sevent; |
| 1050 | |
| 1051 | PJ_ASSERT_RETURN(stream != NULL, PJ_EINVAL); |
| 1052 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1053 | sdl_stream_stop(strm); |
| 1054 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1055 | if (!stream->is_quitting) { |
| 1056 | sevent.type = SDL_USEREVENT; |
| 1057 | sevent.user.code = PJMEDIA_EVENT_NONE; |
| 1058 | SDL_PushEvent(&sevent); |
| 1059 | if (stream->sdl_thread) |
| 1060 | pj_thread_join(stream->sdl_thread); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1061 | } |
| 1062 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1063 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 1064 | if (stream->delegate) |
| 1065 | [stream->delegate release]; |
| 1066 | if (stream->apool) |
| 1067 | [stream->apool release]; |
| 1068 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1069 | pj_pool_release(stream->pool); |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1070 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1071 | |
| 1072 | return PJ_SUCCESS; |
| 1073 | } |
| 1074 | |
Nanang Izzuddin | e43ee72 | 2010-12-10 20:55:13 +0000 | [diff] [blame] | 1075 | #ifdef _MSC_VER |
| 1076 | # pragma comment( lib, "sdl.lib") |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1077 | # if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 1078 | # pragma comment(lib, "OpenGL32.lib") |
| 1079 | # endif |
Nanang Izzuddin | e43ee72 | 2010-12-10 20:55:13 +0000 | [diff] [blame] | 1080 | #endif |
| 1081 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1082 | #endif /* PJMEDIA_VIDEO_DEV_HAS_SDL */ |