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 |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 35 | #else |
| 36 | # define OPENGL_DEV_IDX -999 |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 37 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 38 | |
| 39 | #define THIS_FILE "sdl_dev.c" |
| 40 | #define DEFAULT_CLOCK_RATE 90000 |
| 41 | #define DEFAULT_WIDTH 640 |
| 42 | #define DEFAULT_HEIGHT 480 |
| 43 | #define DEFAULT_FPS 25 |
| 44 | |
| 45 | |
| 46 | typedef struct sdl_fmt_info |
| 47 | { |
| 48 | pjmedia_format_id fmt_id; |
| 49 | Uint32 sdl_format; |
| 50 | Uint32 Rmask; |
| 51 | Uint32 Gmask; |
| 52 | Uint32 Bmask; |
| 53 | Uint32 Amask; |
| 54 | } sdl_fmt_info; |
| 55 | |
| 56 | static sdl_fmt_info sdl_fmts[] = |
| 57 | { |
| 58 | #if PJ_IS_BIG_ENDIAN |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 59 | {PJMEDIA_FORMAT_RGBA, SDL_PIXELFORMAT_RGBA8888, |
| 60 | 0xFF000000, 0xFF0000, 0xFF00, 0xFF} , |
| 61 | {PJMEDIA_FORMAT_RGB24, SDL_PIXELFORMAT_RGB24, |
| 62 | 0xFF0000, 0xFF00, 0xFF, 0} , |
| 63 | {PJMEDIA_FORMAT_BGRA, SDL_PIXELFORMAT_BGRA8888, |
| 64 | 0xFF00, 0xFF0000, 0xFF000000, 0xFF} , |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 65 | #else |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 66 | {PJMEDIA_FORMAT_RGBA, SDL_PIXELFORMAT_ABGR8888, |
| 67 | 0xFF, 0xFF00, 0xFF0000, 0xFF000000} , |
| 68 | {PJMEDIA_FORMAT_RGB24, SDL_PIXELFORMAT_BGR24, |
| 69 | 0xFF, 0xFF00, 0xFF0000, 0} , |
| 70 | {PJMEDIA_FORMAT_BGRA, SDL_PIXELFORMAT_ARGB8888, |
| 71 | 0xFF0000, 0xFF00, 0xFF, 0xFF000000} , |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 72 | #endif |
| 73 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 74 | {PJMEDIA_FORMAT_DIB , SDL_PIXELFORMAT_RGB24, |
| 75 | 0xFF0000, 0xFF00, 0xFF, 0} , |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 76 | |
| 77 | {PJMEDIA_FORMAT_YUY2, SDL_YUY2_OVERLAY, 0, 0, 0, 0} , |
| 78 | {PJMEDIA_FORMAT_UYVY, SDL_UYVY_OVERLAY, 0, 0, 0, 0} , |
| 79 | {PJMEDIA_FORMAT_YVYU, SDL_YVYU_OVERLAY, 0, 0, 0, 0} , |
| 80 | {PJMEDIA_FORMAT_I420, SDL_IYUV_OVERLAY, 0, 0, 0, 0} , |
| 81 | {PJMEDIA_FORMAT_YV12, SDL_YV12_OVERLAY, 0, 0, 0, 0} , |
| 82 | {PJMEDIA_FORMAT_I420JPEG, SDL_IYUV_OVERLAY, 0, 0, 0, 0} , |
| 83 | {PJMEDIA_FORMAT_I422JPEG, SDL_YV12_OVERLAY, 0, 0, 0, 0} , |
| 84 | }; |
| 85 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 86 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 87 | @interface SDLDelegate: NSObject |
| 88 | { |
| 89 | @public |
| 90 | struct sdl_stream *strm; |
| 91 | } |
| 92 | |
| 93 | - (void)sdl_init; |
| 94 | - (void)sdl_quit; |
| 95 | - (void)detect_new_fmt; |
| 96 | - (int)sdl_create; |
| 97 | - (void)sdl_destroy; |
| 98 | - (int)handle_event; |
| 99 | - (pj_status_t)put_frame; |
| 100 | @end |
| 101 | #endif |
| 102 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 103 | /* sdl_ device info */ |
| 104 | struct sdl_dev_info |
| 105 | { |
| 106 | pjmedia_vid_dev_info info; |
| 107 | }; |
| 108 | |
| 109 | /* sdl_ factory */ |
| 110 | struct sdl_factory |
| 111 | { |
| 112 | pjmedia_vid_dev_factory base; |
| 113 | pj_pool_t *pool; |
| 114 | pj_pool_factory *pf; |
| 115 | |
| 116 | unsigned dev_count; |
| 117 | struct sdl_dev_info *dev_info; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 118 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 119 | NSAutoreleasePool *apool; |
| 120 | SDLDelegate *delegate; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 121 | #endif |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 122 | }; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 123 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 124 | /* Video stream. */ |
| 125 | struct sdl_stream |
| 126 | { |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 127 | pjmedia_vid_dev_stream base; /**< Base stream */ |
| 128 | pjmedia_vid_param param; /**< Settings */ |
| 129 | pj_pool_t *pool; /**< Memory pool. */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 130 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 131 | pjmedia_vid_cb vid_cb; /**< Stream callback. */ |
| 132 | void *user_data; /**< Application data. */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 133 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 134 | pj_thread_t *sdl_thread; /**< SDL thread. */ |
| 135 | pj_bool_t is_quitting; |
| 136 | pj_bool_t is_running; |
| 137 | pj_bool_t render_exited; |
| 138 | pj_status_t status; |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 139 | pjmedia_format *new_fmt; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 140 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 141 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 142 | SDL_Window *window; /**< Display window. */ |
| 143 | SDL_Renderer *renderer; /**< Display renderer. */ |
| 144 | SDL_Texture *scr_tex; /**< Screen texture. */ |
| 145 | int pitch; /**< Pitch value. */ |
| 146 | #endif |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 147 | SDL_Rect rect; /**< Display rectangle. */ |
| 148 | SDL_Surface *screen; /**< Display screen. */ |
| 149 | SDL_Surface *surf; /**< RGB surface. */ |
| 150 | SDL_Overlay *overlay; /**< YUV overlay. */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 151 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 152 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 153 | SDL_GLContext *gl_context; |
| 154 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 155 | GLuint texture; |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 156 | void *tex_buf; |
| 157 | pj_size_t tex_buf_size; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 158 | #endif |
| 159 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 160 | NSAutoreleasePool *apool; |
| 161 | SDLDelegate *delegate; |
| 162 | const pjmedia_frame *frame; |
| 163 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 164 | |
| 165 | /* For frame conversion */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 166 | pjmedia_converter *conv; |
| 167 | pjmedia_conversion_param conv_param; |
| 168 | pjmedia_frame conv_buf; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 169 | |
| 170 | pjmedia_video_apply_fmt_param vafp; |
| 171 | }; |
| 172 | |
| 173 | |
| 174 | /* Prototypes */ |
| 175 | static pj_status_t sdl_factory_init(pjmedia_vid_dev_factory *f); |
| 176 | static pj_status_t sdl_factory_destroy(pjmedia_vid_dev_factory *f); |
| 177 | static unsigned sdl_factory_get_dev_count(pjmedia_vid_dev_factory *f); |
| 178 | static pj_status_t sdl_factory_get_dev_info(pjmedia_vid_dev_factory *f, |
| 179 | unsigned index, |
| 180 | pjmedia_vid_dev_info *info); |
| 181 | static pj_status_t sdl_factory_default_param(pj_pool_t *pool, |
| 182 | pjmedia_vid_dev_factory *f, |
| 183 | unsigned index, |
| 184 | pjmedia_vid_param *param); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 185 | static pj_status_t sdl_factory_create_stream( |
| 186 | pjmedia_vid_dev_factory *f, |
Benny Prijono | e9f70d8 | 2011-03-25 08:38:26 +0000 | [diff] [blame] | 187 | pjmedia_vid_param *param, |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 188 | const pjmedia_vid_cb *cb, |
| 189 | void *user_data, |
| 190 | pjmedia_vid_dev_stream **p_vid_strm); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 191 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 192 | 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] | 193 | pjmedia_vid_param *param); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 194 | 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] | 195 | pjmedia_vid_dev_cap cap, |
| 196 | void *value); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 197 | 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] | 198 | pjmedia_vid_dev_cap cap, |
| 199 | const void *value); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 200 | 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] | 201 | const pjmedia_frame *frame); |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 202 | static pj_status_t sdl_stream_start(pjmedia_vid_dev_stream *strm); |
| 203 | static pj_status_t sdl_stream_stop(pjmedia_vid_dev_stream *strm); |
| 204 | static pj_status_t sdl_stream_destroy(pjmedia_vid_dev_stream *strm); |
Benny Prijono | da1d3f7 | 2011-04-13 14:21:10 +0000 | [diff] [blame] | 205 | |
| 206 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 207 | static void draw_gl(struct sdl_stream *stream, void *tex_buf); |
Benny Prijono | da1d3f7 | 2011-04-13 14:21:10 +0000 | [diff] [blame] | 208 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 209 | |
| 210 | /* Operations */ |
| 211 | static pjmedia_vid_dev_factory_op factory_op = |
| 212 | { |
| 213 | &sdl_factory_init, |
| 214 | &sdl_factory_destroy, |
| 215 | &sdl_factory_get_dev_count, |
| 216 | &sdl_factory_get_dev_info, |
| 217 | &sdl_factory_default_param, |
| 218 | &sdl_factory_create_stream |
| 219 | }; |
| 220 | |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 221 | static pjmedia_vid_dev_stream_op stream_op = |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 222 | { |
| 223 | &sdl_stream_get_param, |
| 224 | &sdl_stream_get_cap, |
| 225 | &sdl_stream_set_cap, |
| 226 | &sdl_stream_start, |
| 227 | NULL, |
| 228 | &sdl_stream_put_frame, |
| 229 | &sdl_stream_stop, |
| 230 | &sdl_stream_destroy |
| 231 | }; |
| 232 | |
| 233 | |
| 234 | /**************************************************************************** |
| 235 | * Factory operations |
| 236 | */ |
| 237 | /* |
| 238 | * Init sdl_ video driver. |
| 239 | */ |
| 240 | pjmedia_vid_dev_factory* pjmedia_sdl_factory(pj_pool_factory *pf) |
| 241 | { |
| 242 | struct sdl_factory *f; |
| 243 | pj_pool_t *pool; |
| 244 | |
| 245 | pool = pj_pool_create(pf, "sdl video", 1000, 1000, NULL); |
| 246 | f = PJ_POOL_ZALLOC_T(pool, struct sdl_factory); |
| 247 | f->pf = pf; |
| 248 | f->pool = pool; |
| 249 | f->base.op = &factory_op; |
| 250 | |
| 251 | return &f->base; |
| 252 | } |
| 253 | |
| 254 | |
| 255 | /* API: init factory */ |
| 256 | static pj_status_t sdl_factory_init(pjmedia_vid_dev_factory *f) |
| 257 | { |
| 258 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 259 | struct sdl_dev_info *ddi; |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 260 | unsigned i, j; |
| 261 | |
| 262 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 263 | sf->apool = [[NSAutoreleasePool alloc] init]; |
| 264 | sf->delegate = [[SDLDelegate alloc] init]; |
| 265 | [sf->delegate performSelectorOnMainThread:@selector(sdl_init) |
| 266 | withObject:nil waitUntilDone:YES]; |
| 267 | #else |
| 268 | /* Initialize the SDL library */ |
| 269 | if (SDL_Init(SDL_INIT_VIDEO)) { |
| 270 | PJ_LOG(4, (THIS_FILE, "Cannot initialize SDL")); |
| 271 | return PJMEDIA_EVID_INIT; |
| 272 | } |
| 273 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 274 | |
| 275 | sf->dev_count = 1; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 276 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 277 | sf->dev_count++; |
| 278 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 279 | sf->dev_info = (struct sdl_dev_info*) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 280 | pj_pool_calloc(sf->pool, sf->dev_count, |
| 281 | sizeof(struct sdl_dev_info)); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 282 | |
| 283 | ddi = &sf->dev_info[0]; |
| 284 | pj_bzero(ddi, sizeof(*ddi)); |
| 285 | strncpy(ddi->info.name, "SDL renderer", sizeof(ddi->info.name)); |
| 286 | ddi->info.name[sizeof(ddi->info.name)-1] = '\0'; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 287 | ddi->info.fmt_cnt = PJ_ARRAY_SIZE(sdl_fmts); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 288 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 289 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 290 | ddi = &sf->dev_info[OPENGL_DEV_IDX]; |
| 291 | pj_bzero(ddi, sizeof(*ddi)); |
| 292 | strncpy(ddi->info.name, "SDL openGL renderer", sizeof(ddi->info.name)); |
| 293 | ddi->info.name[sizeof(ddi->info.name)-1] = '\0'; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 294 | ddi->info.fmt_cnt = 1; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 295 | #endif |
| 296 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 297 | for (i = 0; i < sf->dev_count; i++) { |
| 298 | ddi = &sf->dev_info[i]; |
| 299 | strncpy(ddi->info.driver, "SDL", sizeof(ddi->info.driver)); |
| 300 | ddi->info.driver[sizeof(ddi->info.driver)-1] = '\0'; |
| 301 | ddi->info.dir = PJMEDIA_DIR_RENDER; |
| 302 | ddi->info.has_callback = PJ_FALSE; |
| 303 | ddi->info.caps = PJMEDIA_VID_DEV_CAP_FORMAT | |
| 304 | PJMEDIA_VID_DEV_CAP_OUTPUT_RESIZE; |
| 305 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 306 | ddi->info.caps |= PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW; |
| 307 | #endif |
| 308 | |
| 309 | ddi->info.fmt = (pjmedia_format*) |
| 310 | pj_pool_calloc(sf->pool, ddi->info.fmt_cnt, |
| 311 | sizeof(pjmedia_format)); |
| 312 | for (j = 0; j < ddi->info.fmt_cnt; j++) { |
| 313 | pjmedia_format *fmt = &ddi->info.fmt[j]; |
| 314 | pjmedia_format_init_video(fmt, sdl_fmts[j].fmt_id, |
| 315 | DEFAULT_WIDTH, DEFAULT_HEIGHT, |
| 316 | DEFAULT_FPS, 1); |
| 317 | } |
| 318 | } |
| 319 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 320 | PJ_LOG(4, (THIS_FILE, "SDL initialized")); |
| 321 | |
| 322 | return PJ_SUCCESS; |
| 323 | } |
| 324 | |
| 325 | /* API: destroy factory */ |
| 326 | static pj_status_t sdl_factory_destroy(pjmedia_vid_dev_factory *f) |
| 327 | { |
| 328 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 329 | pj_pool_t *pool = sf->pool; |
| 330 | |
| 331 | sf->pool = NULL; |
| 332 | pj_pool_release(pool); |
| 333 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 334 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 335 | [sf->delegate performSelectorOnMainThread:@selector(sdl_quit) |
| 336 | withObject:nil waitUntilDone:YES]; |
| 337 | [sf->delegate release]; |
| 338 | [sf->apool release]; |
| 339 | #else |
| 340 | SDL_Quit(); |
| 341 | #endif |
| 342 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 343 | return PJ_SUCCESS; |
| 344 | } |
| 345 | |
| 346 | /* API: get number of devices */ |
| 347 | static unsigned sdl_factory_get_dev_count(pjmedia_vid_dev_factory *f) |
| 348 | { |
| 349 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 350 | return sf->dev_count; |
| 351 | } |
| 352 | |
| 353 | /* API: get device info */ |
| 354 | static pj_status_t sdl_factory_get_dev_info(pjmedia_vid_dev_factory *f, |
| 355 | unsigned index, |
| 356 | pjmedia_vid_dev_info *info) |
| 357 | { |
| 358 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 359 | |
| 360 | PJ_ASSERT_RETURN(index < sf->dev_count, PJMEDIA_EVID_INVDEV); |
| 361 | |
| 362 | pj_memcpy(info, &sf->dev_info[index].info, sizeof(*info)); |
| 363 | |
| 364 | return PJ_SUCCESS; |
| 365 | } |
| 366 | |
| 367 | /* API: create default device parameter */ |
| 368 | static pj_status_t sdl_factory_default_param(pj_pool_t *pool, |
| 369 | pjmedia_vid_dev_factory *f, |
| 370 | unsigned index, |
| 371 | pjmedia_vid_param *param) |
| 372 | { |
| 373 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 374 | struct sdl_dev_info *di = &sf->dev_info[index]; |
| 375 | |
| 376 | PJ_ASSERT_RETURN(index < sf->dev_count, PJMEDIA_EVID_INVDEV); |
| 377 | |
| 378 | PJ_UNUSED_ARG(pool); |
| 379 | |
| 380 | pj_bzero(param, sizeof(*param)); |
Nanang Izzuddin | 9861070 | 2011-03-01 17:40:17 +0000 | [diff] [blame] | 381 | if (di->info.dir == PJMEDIA_DIR_CAPTURE_RENDER) { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 382 | param->dir = PJMEDIA_DIR_CAPTURE_RENDER; |
| 383 | param->cap_id = index; |
| 384 | param->rend_id = index; |
| 385 | } else if (di->info.dir & PJMEDIA_DIR_CAPTURE) { |
| 386 | param->dir = PJMEDIA_DIR_CAPTURE; |
| 387 | param->cap_id = index; |
| 388 | param->rend_id = PJMEDIA_VID_INVALID_DEV; |
| 389 | } else if (di->info.dir & PJMEDIA_DIR_RENDER) { |
| 390 | param->dir = PJMEDIA_DIR_RENDER; |
| 391 | param->rend_id = index; |
| 392 | param->cap_id = PJMEDIA_VID_INVALID_DEV; |
| 393 | } else { |
| 394 | return PJMEDIA_EVID_INVDEV; |
| 395 | } |
| 396 | |
| 397 | /* Set the device capabilities here */ |
| 398 | param->flags = PJMEDIA_VID_DEV_CAP_FORMAT; |
| 399 | param->fmt.type = PJMEDIA_TYPE_VIDEO; |
| 400 | param->clock_rate = DEFAULT_CLOCK_RATE; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 401 | pjmedia_format_init_video(¶m->fmt, sdl_fmts[0].fmt_id, |
| 402 | DEFAULT_WIDTH, DEFAULT_HEIGHT, |
| 403 | DEFAULT_FPS, 1); |
| 404 | |
| 405 | return PJ_SUCCESS; |
| 406 | } |
| 407 | |
| 408 | static sdl_fmt_info* get_sdl_format_info(pjmedia_format_id id) |
| 409 | { |
| 410 | unsigned i; |
| 411 | |
| 412 | for (i = 0; i < sizeof(sdl_fmts)/sizeof(sdl_fmts[0]); i++) { |
| 413 | if (sdl_fmts[i].fmt_id == id) |
| 414 | return &sdl_fmts[i]; |
| 415 | } |
| 416 | |
| 417 | return NULL; |
| 418 | } |
| 419 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 420 | static void destroy_sdl(struct sdl_stream *strm, pj_bool_t destroy_win) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 421 | { |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 422 | if (strm->surf) { |
| 423 | SDL_FreeSurface(strm->surf); |
| 424 | strm->surf = NULL; |
| 425 | } |
| 426 | if (strm->overlay) { |
| 427 | SDL_FreeYUVOverlay(strm->overlay); |
| 428 | strm->overlay = NULL; |
| 429 | } |
| 430 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 431 | if (strm->texture) { |
| 432 | glDeleteTextures(1, &strm->texture); |
| 433 | strm->texture = 0; |
| 434 | } |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 435 | #endif |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 436 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 437 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 438 | if (strm->gl_context) { |
| 439 | SDL_GL_DeleteContext(strm->gl_context); |
| 440 | strm->gl_context = NULL; |
| 441 | } |
| 442 | #endif |
| 443 | if (strm->scr_tex) { |
| 444 | SDL_DestroyTexture(strm->scr_tex); |
| 445 | strm->scr_tex = NULL; |
| 446 | } |
| 447 | if (strm->renderer) { |
| 448 | SDL_DestroyRenderer(strm->renderer); |
| 449 | strm->renderer = NULL; |
| 450 | } |
| 451 | #ifndef __IPHONEOS__ |
| 452 | if (destroy_win) { |
| 453 | if (strm->window && |
| 454 | !(strm->param.flags & PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW)) |
| 455 | { |
| 456 | SDL_DestroyWindow(strm->window); |
| 457 | } |
| 458 | strm->window = NULL; |
| 459 | } |
| 460 | #endif |
| 461 | #endif |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 462 | } |
| 463 | |
| 464 | static pj_status_t init_sdl(struct sdl_stream *strm, pjmedia_format *fmt) |
| 465 | { |
| 466 | sdl_fmt_info *sdl_info = get_sdl_format_info(fmt->id); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 467 | const pjmedia_video_format_info *vfi; |
| 468 | pjmedia_video_format_detail *vfd; |
| 469 | |
| 470 | vfi = pjmedia_get_video_format_info(pjmedia_video_format_mgr_instance(), |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 471 | fmt->id); |
| 472 | if (!vfi || !sdl_info) |
| 473 | return PJMEDIA_EVID_BADFORMAT; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 474 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 475 | strm->vafp.size = fmt->det.vid.size; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 476 | strm->vafp.buffer = NULL; |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 477 | if (vfi->apply_fmt(vfi, &strm->vafp) != PJ_SUCCESS) |
| 478 | return PJMEDIA_EVID_BADFORMAT; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 479 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 480 | vfd = pjmedia_format_get_video_format_detail(fmt, PJ_TRUE); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 481 | strm->rect.x = strm->rect.y = 0; |
| 482 | strm->rect.w = (Uint16)vfd->size.w; |
| 483 | strm->rect.h = (Uint16)vfd->size.h; |
| 484 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 485 | destroy_sdl(strm, PJ_FALSE); |
| 486 | |
| 487 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 488 | if (!strm->window) { |
| 489 | Uint32 flags = SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE; |
| 490 | |
| 491 | if (strm->param.rend_id == OPENGL_DEV_IDX) |
| 492 | flags |= SDL_WINDOW_OPENGL; |
| 493 | |
| 494 | if (strm->param.flags & PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW) { |
| 495 | /* Use the window supplied by the application. */ |
| 496 | strm->window = SDL_CreateWindowFrom(strm->param.window); |
| 497 | } else { |
| 498 | /* Create the window where we will draw. */ |
| 499 | strm->window = SDL_CreateWindow("pjmedia-SDL video", |
| 500 | SDL_WINDOWPOS_CENTERED, |
| 501 | SDL_WINDOWPOS_CENTERED, |
| 502 | strm->rect.w, strm->rect.h, |
| 503 | flags); |
| 504 | } |
| 505 | if (!strm->window) |
| 506 | return PJMEDIA_EVID_SYSERR; |
| 507 | } |
| 508 | |
| 509 | SDL_SetWindowSize(strm->window, strm->rect.w, strm->rect.h); |
| 510 | |
| 511 | /** |
| 512 | * We must call SDL_CreateRenderer in order for draw calls to |
| 513 | * affect this window. |
| 514 | */ |
| 515 | strm->renderer = SDL_CreateRenderer(strm->window, -1, 0); |
| 516 | if (!strm->renderer) |
| 517 | return PJMEDIA_EVID_SYSERR; |
| 518 | |
| 519 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 520 | if (strm->param.rend_id == OPENGL_DEV_IDX) { |
| 521 | strm->gl_context = SDL_GL_CreateContext(strm->window); |
| 522 | if (!strm->gl_context) |
| 523 | return PJMEDIA_EVID_SYSERR; |
| 524 | SDL_GL_MakeCurrent(strm->window, strm->gl_context); |
| 525 | } |
| 526 | #endif |
| 527 | |
| 528 | strm->screen = SDL_GetWindowSurface(strm->window); |
| 529 | |
| 530 | #else |
| 531 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 532 | /* Initialize the display */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 533 | strm->screen = SDL_SetVideoMode(strm->rect.w, strm->rect.h, 0, ( |
| 534 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 535 | strm->param.rend_id == OPENGL_DEV_IDX? |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 536 | SDL_OPENGL | SDL_RESIZABLE: |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 537 | #endif |
| 538 | SDL_RESIZABLE | SDL_SWSURFACE)); |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 539 | if (strm->screen == NULL) |
| 540 | return PJMEDIA_EVID_SYSERR; |
| 541 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 542 | SDL_WM_SetCaption("pjmedia-SDL video", NULL); |
| 543 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 544 | #endif |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 545 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 546 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 547 | if (strm->param.rend_id == OPENGL_DEV_IDX) { |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 548 | /* Init some OpenGL settings */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 549 | glDisable(GL_DEPTH_TEST); |
| 550 | glDisable(GL_CULL_FACE); |
| 551 | glEnable(GL_TEXTURE_2D); |
| 552 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 553 | /* Init the viewport */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 554 | glViewport(0, 0, strm->rect.w, strm->rect.h); |
| 555 | glMatrixMode(GL_PROJECTION); |
| 556 | glLoadIdentity(); |
| 557 | |
| 558 | glOrtho(0.0, (GLdouble)strm->rect.w, (GLdouble)strm->rect.h, |
| 559 | 0.0, 0.0, 1.0); |
| 560 | |
| 561 | glMatrixMode(GL_MODELVIEW); |
| 562 | glLoadIdentity(); |
| 563 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 564 | /* Create a texture */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 565 | glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL); |
| 566 | glGenTextures(1, &strm->texture); |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 567 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 568 | if (!strm->texture) |
| 569 | return PJMEDIA_EVID_SYSERR; |
| 570 | |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 571 | #if defined(PJ_WIN32) && PJ_WIN32 != 0 |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 572 | /** |
| 573 | * On Win32 platform, the OpenGL drawing must be in the same |
| 574 | * thread that calls SDL_SetVideoMode(), hence we need a buffer |
| 575 | * for the frame from sdl_stream_put_frame() |
| 576 | */ |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 577 | if (strm->vafp.framebytes > strm->tex_buf_size) { |
| 578 | strm->tex_buf_size = strm->vafp.framebytes; |
| 579 | strm->tex_buf = pj_pool_alloc(strm->pool, strm->vafp.framebytes); |
| 580 | } |
| 581 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 582 | } else |
| 583 | #endif |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 584 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 585 | { |
| 586 | strm->scr_tex = SDL_CreateTexture(strm->renderer, sdl_info->sdl_format, |
| 587 | SDL_TEXTUREACCESS_STREAMING, |
| 588 | strm->rect.w, strm->rect.h); |
| 589 | if (strm->scr_tex == NULL) |
| 590 | return PJMEDIA_EVID_SYSERR; |
| 591 | |
| 592 | strm->pitch = strm->rect.w * SDL_BYTESPERPIXEL(sdl_info->sdl_format); |
| 593 | } |
| 594 | #else |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 595 | if (vfi->color_model == PJMEDIA_COLOR_MODEL_RGB) { |
| 596 | strm->surf = SDL_CreateRGBSurface(SDL_SWSURFACE, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 597 | strm->rect.w, strm->rect.h, |
| 598 | vfi->bpp, |
| 599 | sdl_info->Rmask, |
| 600 | sdl_info->Gmask, |
| 601 | sdl_info->Bmask, |
| 602 | sdl_info->Amask); |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 603 | if (strm->surf == NULL) |
| 604 | return PJMEDIA_EVID_SYSERR; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 605 | } else if (vfi->color_model == PJMEDIA_COLOR_MODEL_YUV) { |
| 606 | strm->overlay = SDL_CreateYUVOverlay(strm->rect.w, strm->rect.h, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 607 | sdl_info->sdl_format, |
| 608 | strm->screen); |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 609 | if (strm->overlay == NULL) |
| 610 | return PJMEDIA_EVID_SYSERR; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 611 | } |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 612 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 613 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 614 | return PJ_SUCCESS; |
| 615 | } |
| 616 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 617 | static void detect_fmt_change(struct sdl_stream *strm) |
| 618 | { |
| 619 | if (strm->new_fmt) { |
| 620 | /* Stop the stream */ |
| 621 | sdl_stream_stop((pjmedia_vid_dev_stream *)strm); |
| 622 | |
| 623 | /* Re-initialize SDL */ |
| 624 | strm->status = init_sdl(strm, strm->new_fmt); |
| 625 | |
| 626 | if (strm->status == PJ_SUCCESS) { |
| 627 | pjmedia_format_copy(&strm->param.fmt, strm->new_fmt); |
| 628 | /* Restart the stream */ |
| 629 | sdl_stream_start((pjmedia_vid_dev_stream *)strm); |
| 630 | } |
| 631 | strm->new_fmt = NULL; |
| 632 | } |
| 633 | } |
| 634 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 635 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 636 | @implementation SDLDelegate |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 637 | - (void)sdl_init |
| 638 | { |
| 639 | if (SDL_Init(SDL_INIT_VIDEO)) { |
| 640 | PJ_LOG(4, (THIS_FILE, "Cannot initialize SDL")); |
| 641 | } |
| 642 | } |
| 643 | |
| 644 | - (void)sdl_quit |
| 645 | { |
| 646 | SDL_Quit(); |
| 647 | } |
| 648 | |
| 649 | - (void)detect_new_fmt |
| 650 | { |
| 651 | detect_fmt_change(strm); |
| 652 | } |
| 653 | |
| 654 | - (int)sdl_create |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 655 | { |
| 656 | #else |
| 657 | static int sdlthread(void * data) |
| 658 | { |
| 659 | struct sdl_stream *strm = (struct sdl_stream*)data; |
| 660 | #endif |
| 661 | |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 662 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 663 | if (strm->param.rend_id == OPENGL_DEV_IDX) { |
| 664 | SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1); |
| 665 | } |
| 666 | #endif |
| 667 | |
| 668 | strm->status = init_sdl(strm, &strm->param.fmt); |
| 669 | if (strm->status != PJ_SUCCESS) |
| 670 | goto on_return; |
| 671 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 672 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 673 | on_return: |
| 674 | if (strm->status != PJ_SUCCESS) { |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 675 | destroy_sdl(strm, PJ_TRUE); |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 676 | strm->screen = NULL; |
| 677 | } |
| 678 | |
| 679 | return strm->status; |
| 680 | } |
| 681 | |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 682 | - (void)sdl_destroy |
| 683 | { |
| 684 | destroy_sdl(strm, PJ_TRUE); |
| 685 | } |
| 686 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 687 | - (int)handle_event |
| 688 | { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 689 | const pjmedia_video_format_info *vfi; |
| 690 | pjmedia_video_format_detail *vfd; |
| 691 | |
| 692 | vfi = pjmedia_get_video_format_info(pjmedia_video_format_mgr_instance(), |
| 693 | strm->param.fmt.id); |
| 694 | vfd = pjmedia_format_get_video_format_detail(&strm->param.fmt, PJ_TRUE); |
| 695 | #else |
| 696 | while(!strm->is_quitting) |
| 697 | #endif |
| 698 | { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 699 | SDL_Event sevent; |
| 700 | pjmedia_vid_event pevent; |
| 701 | |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 702 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 703 | #if defined(PJ_WIN32) && PJ_WIN32 != 0 |
| 704 | if (strm->param.rend_id == OPENGL_DEV_IDX) { |
| 705 | draw_gl(strm, strm->tex_buf); |
| 706 | } |
| 707 | #endif |
| 708 | #endif |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 709 | |
| 710 | detect_fmt_change(strm); |
| 711 | |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 712 | /** |
| 713 | * The event polling must be placed in the same thread that |
| 714 | * call SDL_SetVideoMode(). Please consult the official doc of |
| 715 | * SDL_PumpEvents(). |
| 716 | */ |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 717 | while (SDL_PollEvent(&sevent)) { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 718 | pj_bzero(&pevent, sizeof(pevent)); |
| 719 | |
| 720 | switch(sevent.type) { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 721 | case SDL_MOUSEBUTTONDOWN: |
| 722 | pevent.event_type = PJMEDIA_EVENT_MOUSEBUTTONDOWN; |
| 723 | if (strm->vid_cb.on_event_cb) |
| 724 | if ((*strm->vid_cb.on_event_cb)(&strm->base, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 725 | strm->user_data, |
| 726 | &pevent) != PJ_SUCCESS) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 727 | { |
| 728 | /* Application wants us to ignore this event */ |
| 729 | break; |
| 730 | } |
| 731 | if (strm->is_running) |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 732 | pjmedia_vid_dev_stream_stop(&strm->base); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 733 | else |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 734 | pjmedia_vid_dev_stream_start(&strm->base); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 735 | break; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 736 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 737 | case SDL_VIDEORESIZE: |
| 738 | pevent.event_type = PJMEDIA_EVENT_WINDOW_RESIZE; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 739 | pevent.event_desc.resize.new_size.w = sevent.resize.w; |
| 740 | pevent.event_desc.resize.new_size.h = sevent.resize.h; |
| 741 | if (strm->vid_cb.on_event_cb) { |
| 742 | /** |
| 743 | * To process PJMEDIA_EVENT_WINDOW_RESIZE event, |
| 744 | * application should do this in the on_event_cb |
| 745 | * callback: |
| 746 | * 1. change the input frame size given to SDL |
| 747 | * to the new size. |
| 748 | * 2. call pjmedia_vid_dev_stream_set_cap() |
| 749 | * using PJMEDIA_VID_DEV_CAP_FORMAT capability |
| 750 | * and the new format size |
| 751 | */ |
| 752 | (*strm->vid_cb.on_event_cb)(&strm->base, |
| 753 | strm->user_data, |
| 754 | &pevent); |
| 755 | } |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 756 | break; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 757 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 758 | case SDL_QUIT: |
| 759 | pevent.event_type = PJMEDIA_EVENT_WINDOW_CLOSE; |
| 760 | /** |
| 761 | * To process PJMEDIA_EVENT_WINDOW_CLOSE event, |
| 762 | * application should do this in the on_event_cb callback: |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 763 | * 1. stop further calls to |
| 764 | * #pjmedia_vid_dev_stream_put_frame() |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 765 | * 2. return PJ_SUCCESS |
| 766 | * Upon returning from the callback, SDL will destroy its |
| 767 | * own stream. |
| 768 | * |
| 769 | * Returning non-PJ_SUCCESS will cause SDL to ignore |
| 770 | * the event |
| 771 | */ |
| 772 | if (strm->vid_cb.on_event_cb) { |
| 773 | strm->is_quitting = PJ_TRUE; |
| 774 | if ((*strm->vid_cb.on_event_cb)(&strm->base, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 775 | strm->user_data, |
| 776 | &pevent) != PJ_SUCCESS) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 777 | { |
| 778 | /* Application wants us to ignore this event */ |
| 779 | strm->is_quitting = PJ_FALSE; |
| 780 | break; |
| 781 | } |
| 782 | |
| 783 | /* Destroy the stream */ |
| 784 | sdl_stream_destroy(&strm->base); |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 785 | goto on_return; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 786 | } |
| 787 | |
| 788 | /** |
| 789 | * Default event-handler when there is no user-specified |
| 790 | * callback: close the renderer window. We cannot destroy |
| 791 | * the stream here since there is no callback to notify |
| 792 | * the application. |
| 793 | */ |
| 794 | sdl_stream_stop(&strm->base); |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 795 | goto on_return; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 796 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 797 | default: |
| 798 | break; |
| 799 | } |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 800 | } |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 801 | } |
| 802 | |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 803 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 804 | return 0; |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 805 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 806 | on_return: |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 807 | destroy_sdl(strm, PJ_TRUE); |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 808 | strm->screen = NULL; |
| 809 | |
Sauw Ming | 6e6c215 | 2010-12-14 13:03:10 +0000 | [diff] [blame] | 810 | return strm->status; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 811 | } |
| 812 | |
Benny Prijono | da1d3f7 | 2011-04-13 14:21:10 +0000 | [diff] [blame] | 813 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 814 | static void draw_gl(struct sdl_stream *stream, void *tex_buf) |
| 815 | { |
| 816 | if (stream->texture) { |
| 817 | glBindTexture(GL_TEXTURE_2D, stream->texture); |
| 818 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); |
| 819 | glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); |
| 820 | glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, |
| 821 | stream->rect.w, stream->rect.h, 0, |
| 822 | GL_RGBA, GL_UNSIGNED_BYTE, tex_buf); |
| 823 | glBegin(GL_TRIANGLE_STRIP); |
| 824 | glTexCoord2f(0, 0); glVertex2i(0, 0); |
| 825 | glTexCoord2f(1, 0); glVertex2i(stream->rect.w, 0); |
| 826 | glTexCoord2f(0, 1); glVertex2i(0, stream->rect.h); |
| 827 | glTexCoord2f(1, 1); glVertex2i(stream->rect.w, stream->rect.h); |
| 828 | glEnd(); |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 829 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 830 | SDL_GL_SwapWindow(stream->window); |
| 831 | #else |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 832 | SDL_GL_SwapBuffers(); |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 833 | #endif |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 834 | } |
| 835 | } |
Benny Prijono | da1d3f7 | 2011-04-13 14:21:10 +0000 | [diff] [blame] | 836 | #endif |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 837 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 838 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 839 | - (pj_status_t)put_frame |
| 840 | { |
| 841 | const pjmedia_frame *frame = strm->frame; |
| 842 | #else |
| 843 | /* API: Put frame from stream */ |
| 844 | static pj_status_t sdl_stream_put_frame(pjmedia_vid_dev_stream *strm, |
| 845 | const pjmedia_frame *frame) |
| 846 | { |
| 847 | #endif |
| 848 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 849 | pj_status_t status = PJ_SUCCESS; |
| 850 | |
| 851 | if (!stream->is_running) { |
| 852 | stream->render_exited = PJ_TRUE; |
| 853 | goto on_return; |
| 854 | } |
| 855 | |
Sauw Ming | f7b429c | 2011-04-08 04:04:25 +0000 | [diff] [blame] | 856 | if (frame->size==0 || frame->buf==NULL || |
| 857 | frame->size < stream->vafp.framebytes) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 858 | goto on_return; |
| 859 | |
| 860 | if (stream->surf) { |
| 861 | if (SDL_MUSTLOCK(stream->surf)) { |
| 862 | if (SDL_LockSurface(stream->surf) < 0) { |
| 863 | PJ_LOG(3, (THIS_FILE, "Unable to lock SDL surface")); |
| 864 | status = PJMEDIA_EVID_NOTREADY; |
| 865 | goto on_return; |
| 866 | } |
| 867 | } |
| 868 | |
Sauw Ming | f7b429c | 2011-04-08 04:04:25 +0000 | [diff] [blame] | 869 | pj_memcpy(stream->surf->pixels, frame->buf, |
| 870 | stream->vafp.framebytes); |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 871 | |
| 872 | if (SDL_MUSTLOCK(stream->surf)) { |
| 873 | SDL_UnlockSurface(stream->surf); |
| 874 | } |
| 875 | SDL_BlitSurface(stream->surf, NULL, stream->screen, NULL); |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 876 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 877 | SDL_UpdateWindowSurface(stream->window); |
| 878 | #else |
| 879 | SDL_UpdateRect(stream->screen, 0, 0, 0, 0); |
| 880 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 881 | } else if (stream->overlay) { |
| 882 | int i, sz, offset; |
| 883 | |
| 884 | if (SDL_LockYUVOverlay(stream->overlay) < 0) { |
| 885 | PJ_LOG(3, (THIS_FILE, "Unable to lock SDL overlay")); |
| 886 | status = PJMEDIA_EVID_NOTREADY; |
| 887 | goto on_return; |
| 888 | } |
| 889 | |
| 890 | for (i = 0, offset = 0; i < stream->overlay->planes; i++) { |
| 891 | sz = stream->vafp.plane_bytes[i]; |
| 892 | pj_memcpy(stream->overlay->pixels[i], |
| 893 | (char *)frame->buf + offset, sz); |
| 894 | offset += sz; |
| 895 | } |
| 896 | |
| 897 | SDL_UnlockYUVOverlay(stream->overlay); |
| 898 | SDL_DisplayYUVOverlay(stream->overlay, &stream->rect); |
| 899 | } |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 900 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 901 | else if (stream->scr_tex) { |
| 902 | SDL_UpdateTexture(stream->scr_tex, NULL, frame->buf, stream->pitch); |
| 903 | SDL_RenderClear(stream->renderer); |
| 904 | SDL_RenderCopy(stream->renderer, stream->scr_tex, NULL, NULL); |
| 905 | SDL_RenderPresent(stream->renderer); |
| 906 | } |
| 907 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 908 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 909 | else if (stream->param.rend_id == OPENGL_DEV_IDX) { |
| 910 | #if defined(PJ_WIN32) && PJ_WIN32 != 0 |
Sauw Ming | 093c569 | 2011-04-13 20:06:12 +0000 | [diff] [blame] | 911 | pj_memcpy(stream->tex_buf, frame->buf, stream->vafp.framebytes); |
Sauw Ming | 0254829 | 2011-04-11 21:38:53 +0000 | [diff] [blame] | 912 | #else |
| 913 | draw_gl(stream, frame->buf); |
| 914 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 915 | } |
| 916 | #endif |
| 917 | |
| 918 | on_return: |
| 919 | return status; |
| 920 | } |
| 921 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 922 | @end |
| 923 | |
| 924 | static pj_status_t sdl_stream_put_frame(pjmedia_vid_dev_stream *strm, |
| 925 | const pjmedia_frame *frame) |
| 926 | { |
| 927 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 928 | stream->frame = frame; |
| 929 | [stream->delegate performSelectorOnMainThread:@selector(put_frame) |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 930 | withObject:nil waitUntilDone:YES]; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 931 | |
| 932 | return PJ_SUCCESS; |
| 933 | } |
| 934 | |
| 935 | static int sdlthread(void * data) |
| 936 | { |
| 937 | struct sdl_stream *strm = (struct sdl_stream*)data; |
| 938 | |
| 939 | while(!strm->is_quitting) { |
| 940 | [strm->delegate performSelectorOnMainThread:@selector(handle_event) |
| 941 | withObject:nil waitUntilDone:YES]; |
| 942 | } |
| 943 | |
| 944 | return 0; |
| 945 | } |
| 946 | |
| 947 | #endif |
| 948 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 949 | /* API: create stream */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 950 | static pj_status_t sdl_factory_create_stream( |
| 951 | pjmedia_vid_dev_factory *f, |
Benny Prijono | e9f70d8 | 2011-03-25 08:38:26 +0000 | [diff] [blame] | 952 | pjmedia_vid_param *param, |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 953 | const pjmedia_vid_cb *cb, |
| 954 | void *user_data, |
| 955 | pjmedia_vid_dev_stream **p_vid_strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 956 | { |
| 957 | struct sdl_factory *sf = (struct sdl_factory*)f; |
| 958 | pj_pool_t *pool; |
| 959 | struct sdl_stream *strm; |
| 960 | pj_status_t status; |
| 961 | |
| 962 | /* Create and Initialize stream descriptor */ |
| 963 | pool = pj_pool_create(sf->pf, "sdl-dev", 1000, 1000, NULL); |
| 964 | PJ_ASSERT_RETURN(pool != NULL, PJ_ENOMEM); |
| 965 | |
| 966 | strm = PJ_POOL_ZALLOC_T(pool, struct sdl_stream); |
| 967 | pj_memcpy(&strm->param, param, sizeof(*param)); |
| 968 | strm->pool = pool; |
| 969 | pj_memcpy(&strm->vid_cb, cb, sizeof(*cb)); |
| 970 | strm->user_data = user_data; |
| 971 | |
| 972 | /* Create capture stream here */ |
| 973 | if (param->dir & PJMEDIA_DIR_CAPTURE) { |
| 974 | } |
| 975 | |
| 976 | /* Create render stream here */ |
| 977 | if (param->dir & PJMEDIA_DIR_RENDER) { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 978 | strm->status = PJ_SUCCESS; |
| 979 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 980 | strm->apool = [[NSAutoreleasePool alloc] init]; |
| 981 | strm->delegate = [[SDLDelegate alloc]init]; |
| 982 | strm->delegate->strm = strm; |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 983 | /* On Darwin OS, we need to call SDL functions in the main thread */ |
| 984 | [strm->delegate performSelectorOnMainThread:@selector(sdl_create) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 985 | withObject:nil waitUntilDone:YES]; |
| 986 | if ((status = strm->status) != PJ_SUCCESS) { |
| 987 | goto on_error; |
| 988 | } |
| 989 | #endif |
| 990 | status = pj_thread_create(pool, "sdl_thread", sdlthread, |
| 991 | strm, 0, 0, &strm->sdl_thread); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 992 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 993 | if (status != PJ_SUCCESS) { |
| 994 | goto on_error; |
| 995 | } |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 996 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 997 | while(strm->status == PJ_SUCCESS && !strm->surf && !strm->overlay |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 998 | #if SDL_VERSION_ATLEAST(1,3,0) |
| 999 | && !strm->scr_tex |
| 1000 | #endif |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1001 | #if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 1002 | && !strm->texture |
| 1003 | #endif |
| 1004 | ) |
| 1005 | { |
| 1006 | pj_thread_sleep(10); |
| 1007 | } |
| 1008 | if ((status = strm->status) != PJ_SUCCESS) { |
| 1009 | goto on_error; |
| 1010 | } |
| 1011 | |
| 1012 | pjmedia_format_copy(&strm->conv_param.src, ¶m->fmt); |
| 1013 | pjmedia_format_copy(&strm->conv_param.dst, ¶m->fmt); |
| 1014 | /* |
| 1015 | status = pjmedia_converter_create(NULL, pool, &strm->conv_param, |
| 1016 | &strm->conv); |
| 1017 | */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1018 | } |
| 1019 | |
| 1020 | /* Apply the remaining settings */ |
| 1021 | if (param->flags & PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW) { |
| 1022 | sdl_stream_set_cap(&strm->base, |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1023 | PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW, |
| 1024 | ¶m->window); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1025 | } |
| 1026 | |
| 1027 | /* Done */ |
| 1028 | strm->base.op = &stream_op; |
| 1029 | *p_vid_strm = &strm->base; |
| 1030 | |
| 1031 | return PJ_SUCCESS; |
| 1032 | |
| 1033 | on_error: |
| 1034 | sdl_stream_destroy(&strm->base); |
| 1035 | return status; |
| 1036 | } |
| 1037 | |
| 1038 | /* API: Get stream info. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1039 | 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] | 1040 | pjmedia_vid_param *pi) |
| 1041 | { |
| 1042 | struct sdl_stream *strm = (struct sdl_stream*)s; |
| 1043 | |
| 1044 | PJ_ASSERT_RETURN(strm && pi, PJ_EINVAL); |
| 1045 | |
| 1046 | pj_memcpy(pi, &strm->param, sizeof(*pi)); |
| 1047 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1048 | /* |
| 1049 | if (sdl_stream_get_cap(s, PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW, |
| 1050 | &pi->fmt.info_size) == PJ_SUCCESS) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1051 | { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1052 | pi->flags |= PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1053 | } |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1054 | */ |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1055 | return PJ_SUCCESS; |
| 1056 | } |
| 1057 | |
| 1058 | /* API: get capability */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1059 | 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] | 1060 | pjmedia_vid_dev_cap cap, |
| 1061 | void *pval) |
| 1062 | { |
| 1063 | struct sdl_stream *strm = (struct sdl_stream*)s; |
| 1064 | |
| 1065 | PJ_UNUSED_ARG(strm); |
| 1066 | |
| 1067 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 1068 | |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 1069 | if (cap == PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1070 | { |
| 1071 | return PJ_SUCCESS; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 1072 | } else if (cap == PJMEDIA_VID_DEV_CAP_FORMAT) { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1073 | return PJ_SUCCESS; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1074 | } else { |
| 1075 | return PJMEDIA_EVID_INVCAP; |
| 1076 | } |
| 1077 | } |
| 1078 | |
| 1079 | /* API: set capability */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1080 | 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] | 1081 | pjmedia_vid_dev_cap cap, |
| 1082 | const void *pval) |
| 1083 | { |
| 1084 | struct sdl_stream *strm = (struct sdl_stream*)s; |
| 1085 | |
| 1086 | PJ_UNUSED_ARG(strm); |
| 1087 | |
| 1088 | PJ_ASSERT_RETURN(s && pval, PJ_EINVAL); |
| 1089 | |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 1090 | if (cap == PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW) { |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1091 | return PJ_SUCCESS; |
Sauw Ming | 4a20bc8 | 2011-03-01 15:55:34 +0000 | [diff] [blame] | 1092 | } else if (cap == PJMEDIA_VID_DEV_CAP_FORMAT) { |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 1093 | strm->new_fmt = (pjmedia_format *)pval; |
| 1094 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 1095 | [strm->delegate performSelectorOnMainThread:@selector(detect_new_fmt) |
| 1096 | withObject:nil waitUntilDone:YES]; |
| 1097 | #endif |
| 1098 | while (strm->new_fmt) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1099 | pj_thread_sleep(10); |
| 1100 | |
| 1101 | if (strm->status != PJ_SUCCESS) { |
| 1102 | pj_status_t status = strm->status; |
| 1103 | |
| 1104 | /** |
| 1105 | * Failed to change the output format. Try to revert |
| 1106 | * to its original format. |
| 1107 | */ |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 1108 | strm->new_fmt = &strm->param.fmt; |
| 1109 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 1110 | [strm->delegate performSelectorOnMainThread:@selector(detect_new_fmt) |
| 1111 | withObject:nil waitUntilDone:YES]; |
| 1112 | #endif |
| 1113 | while (strm->new_fmt) |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1114 | pj_thread_sleep(10); |
| 1115 | |
| 1116 | if (strm->status != PJ_SUCCESS) { |
| 1117 | /** |
| 1118 | * This means that we failed to revert to our |
| 1119 | * original state! |
| 1120 | */ |
| 1121 | status = PJMEDIA_EVID_ERR; |
| 1122 | } |
| 1123 | |
| 1124 | strm->status = status; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1125 | } |
| 1126 | |
| 1127 | return strm->status; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1128 | } |
| 1129 | |
| 1130 | return PJMEDIA_EVID_INVCAP; |
| 1131 | } |
| 1132 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1133 | /* API: Start stream. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1134 | static pj_status_t sdl_stream_start(pjmedia_vid_dev_stream *strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1135 | { |
| 1136 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 1137 | |
| 1138 | PJ_LOG(4, (THIS_FILE, "Starting sdl video stream")); |
| 1139 | |
| 1140 | stream->is_running = PJ_TRUE; |
| 1141 | stream->render_exited = PJ_FALSE; |
| 1142 | |
| 1143 | return PJ_SUCCESS; |
| 1144 | } |
| 1145 | |
| 1146 | /* API: Stop stream. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1147 | static pj_status_t sdl_stream_stop(pjmedia_vid_dev_stream *strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1148 | { |
| 1149 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
| 1150 | unsigned i; |
| 1151 | |
| 1152 | PJ_LOG(4, (THIS_FILE, "Stopping sdl video stream")); |
| 1153 | |
| 1154 | /* Wait for renderer put_frame() to finish */ |
| 1155 | stream->is_running = PJ_FALSE; |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 1156 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
| 1157 | if (![NSThread isMainThread]) |
| 1158 | #endif |
| 1159 | for (i=0; !stream->render_exited && i<50; ++i) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1160 | pj_thread_sleep(10); |
| 1161 | |
| 1162 | return PJ_SUCCESS; |
| 1163 | } |
| 1164 | |
| 1165 | |
| 1166 | /* API: Destroy stream. */ |
Nanang Izzuddin | a9c1cf4 | 2011-02-24 07:47:55 +0000 | [diff] [blame] | 1167 | static pj_status_t sdl_stream_destroy(pjmedia_vid_dev_stream *strm) |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1168 | { |
| 1169 | struct sdl_stream *stream = (struct sdl_stream*)strm; |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1170 | |
| 1171 | PJ_ASSERT_RETURN(stream != NULL, PJ_EINVAL); |
| 1172 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1173 | sdl_stream_stop(strm); |
| 1174 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1175 | if (!stream->is_quitting) { |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 1176 | stream->is_quitting = PJ_TRUE; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1177 | if (stream->sdl_thread) |
| 1178 | pj_thread_join(stream->sdl_thread); |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1179 | } |
| 1180 | |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1181 | #if defined(PJ_DARWINOS) && PJ_DARWINOS!=0 |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 1182 | if (stream->delegate) { |
| 1183 | [stream->delegate performSelectorOnMainThread:@selector(sdl_destroy) |
| 1184 | withObject:nil waitUntilDone:YES]; |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1185 | [stream->delegate release]; |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 1186 | stream->delegate = NULL; |
| 1187 | } |
| 1188 | if (stream->apool) { |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1189 | [stream->apool release]; |
Sauw Ming | 31c44e9 | 2011-05-30 08:35:42 +0000 | [diff] [blame^] | 1190 | stream->apool = NULL; |
| 1191 | } |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1192 | #endif |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1193 | pj_pool_release(stream->pool); |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1194 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1195 | |
| 1196 | return PJ_SUCCESS; |
| 1197 | } |
| 1198 | |
Nanang Izzuddin | e43ee72 | 2010-12-10 20:55:13 +0000 | [diff] [blame] | 1199 | #ifdef _MSC_VER |
| 1200 | # pragma comment( lib, "sdl.lib") |
Sauw Ming | 21bd3fd | 2011-04-06 11:30:18 +0000 | [diff] [blame] | 1201 | # if PJMEDIA_VIDEO_DEV_SDL_HAS_OPENGL |
| 1202 | # pragma comment(lib, "OpenGL32.lib") |
| 1203 | # endif |
Nanang Izzuddin | e43ee72 | 2010-12-10 20:55:13 +0000 | [diff] [blame] | 1204 | #endif |
| 1205 | |
Benny Prijono | c45d951 | 2010-12-10 11:04:30 +0000 | [diff] [blame] | 1206 | #endif /* PJMEDIA_VIDEO_DEV_HAS_SDL */ |