1 /*******************************************************************************
2 * config.h: limits and configuration
4 *******************************************************************************
5 * Defines all compilation-time configuration constants and size limits
6 *******************************************************************************/
8 /* Conventions regarding names of symbols and variables
9 * ----------------------------------------------------
11 * - Symbols should begin with a prefix indicating in which module they are
12 * used, such as INTF_, VOUT_ or ADEC_.
14 * - Regarding environment variables, which are used as initialization parameters
16 * + variable names should end with '_VAR'
17 * + environment variable default value should end with '_DEFAULT'
18 * + values having a special meaning with '_VAL'
22 /*******************************************************************************
24 *******************************************************************************/
26 /* Program version and copyright message */
27 #define COPYRIGHT_MESSAGE "VideoLAN Client v" PROGRAM_VERSION " - (c)1999-2000 VideoLAN"
28 #define VERSION_MESSAGE "VideoLAN Client - (c)1999-2000 VideoLAN\n" \
29 "version " PROGRAM_VERSION " ( " PROGRAM_BUILD " )\n" \
30 "compilation options: " PROGRAM_OPTIONS
32 /*******************************************************************************
33 * General compilation options
34 *******************************************************************************/
36 /* Define for DVB support - Note that some extensions or restrictions may be
37 * incompatible with native MPEG2 streams */
38 //#define DVB_EXTENSIONS
39 //#define DVB_RESTRICTIONS
41 /* Define to disable some obscure heuristics behind the video_parser and the
42 * video_decoder that improve performance but are not fully MPEG2 compliant
43 * and might cause problems with some very weird streams. */
44 //#define MPEG2_COMPLIANT
46 /* Define for profiling and statistics support - such informations, like FPS
47 * or pictures count won't be available if it not set */
50 /* Define for unthreaded version of the program - ?? not yet implemented */
53 /*******************************************************************************
54 * Debugging options - define or undefine symbols
55 *******************************************************************************/
57 /* General debugging support, which depends of the DEBUG define, is determined
60 /* Modules specific debugging - this will produce a lot of output, but can be
61 * usefull to track a bug */
67 /* Debugging log file - if defined, a file can be used to store all messages. If
68 * DEBUG_LOG_ONLY is defined, debug messages will only be printed to the log and
69 * will not appear on the screen */
70 #define DEBUG_LOG "vlc-debug.log"
71 #define DEBUG_LOG_ONLY
75 /*******************************************************************************
76 * General configuration
77 *******************************************************************************/
79 /* Automagically spawn input, audio and video threads ? */
83 /* When creating or destroying threads in blocking mode, delay to poll thread
85 #define THREAD_SLEEP 10000
88 * Decoders FIFO configuration
91 /* Size of the FIFO. FIFO_SIZE+1 must be a multiple of 2 */
92 #define FIFO_SIZE 1023
95 /*******************************************************************************
96 * Interface configuration
97 *******************************************************************************/
99 /* Environment variable used to store startup script name and default value */
100 #define INTF_INIT_SCRIPT_VAR "vlc_init"
101 #define INTF_INIT_SCRIPT_DEFAULT "vlc.init"
103 /* Base delay in micro second for interface sleeps */
104 #define INTF_IDLE_SLEEP 100000
106 /* Step for changing gamma, and minimum and maximum values */
107 #define INTF_GAMMA_STEP .1
108 #define INTF_GAMMA_LIMIT 3
114 /* Title of the X11 window */
115 #define VOUT_TITLE "VideoLAN Client"
117 /*******************************************************************************
118 * Input thread configuration
119 *******************************************************************************/
122 #define INPUT_IDLE_SLEEP 100000
125 * General limitations
128 /* Broadcast address, in case of a broadcasted stream */
129 #define INPUT_BCAST_ADDR "138.195.143.255"
131 /* Maximum number of input threads - this value is used exclusively by
132 * interface, and is in fact an interface limitation */
133 #define INPUT_MAX_THREADS 10
135 /* Maximum number of programs definitions in a TS stream */
136 #define INPUT_MAX_PGRM 10
138 /* Maximum number of ES definitions in a TS stream */
139 #define INPUT_MAX_ES 10
141 /* Maximum number of ES in a single program */
142 #define INPUT_MAX_PROGRAM_ES 10
144 /* Maximum number of selected ES in an input thread */
145 #define INPUT_MAX_SELECTED_ES 10
147 /* Maximum number of TS packets in the client at any time
148 * INPUT_MAX_TS + 1 must be a power of 2, to optimize the %(INPUT_MAX_TS+1)
149 * operation with a &INPUT_MAX_TS in the case of a fifo netlist.
150 * It should be > number of fifos * FIFO_SIZE to avoid input deadlock. */
151 #define INPUT_MAX_TS 32767 /* INPUT_MAX_TS + 1 = 2^15 */
153 /* Same thing with PES packets */
154 #define INPUT_MAX_PES 16383
156 /* Maximum number of TS packets we read from the socket in one readv().
157 * Since you can't put more than 7 TS packets in an Ethernet frame,
158 * the maximum value is 7. This number should also limit the stream server,
159 * otherwise any supplementary packet is lost. */
160 #define INPUT_TS_READ_ONCE 7
162 /* Use a LIFO or FIFO for TS netlist ? */
163 #undef INPUT_LIFO_TS_NETLIST
165 /* Use a LIFO or FIFO for PES netlist ? */
166 #undef INPUT_LIFO_PES_NETLIST
168 /* Maximum length of a hostname or source name */
169 #define INPUT_MAX_SOURCE_LENGTH 100
171 /* Default remote server */
172 #define INPUT_SERVER_VAR "vlc_server"
173 #define INPUT_SERVER_DEFAULT "138.195.143.220"
175 /* Default input port */
176 #define INPUT_PORT_VAR "vlc_server_port"
177 #define INPUT_PORT_DEFAULT 1234
183 /* Default network interface and environment variable */
184 #define INPUT_IFACE_VAR "vlc_iface"
185 #define INPUT_IFACE_DEFAULT "eth0"
187 /* Default server and port */
188 #define INPUT_VLAN_SERVER_VAR "vlc_vlan_server"
189 #define INPUT_VLAN_SERVER_DEFAULT "138.195.140.31"
190 #define INPUT_VLAN_PORT_VAR "vlc_vlan_port"
191 #define INPUT_VLAN_PORT_DEFAULT 6010
193 /* Delay between vlan changes - this is required to avoid flooding the VLAN
195 #define INPUT_VLAN_CHANGE_DELAY 5000000
197 /* Duration between the time we receive the TS packet, and the time we will
198 * mark it to be presented */
199 #define INPUT_PTS_DELAY 2000000
201 /*******************************************************************************
202 * Audio configuration
203 *******************************************************************************/
205 /* Environment variable used to store dsp device name, and default value */
206 #define AOUT_DSP_VAR "vlc_dsp"
207 #define AOUT_DSP_DEFAULT "/dev/dsp"
209 /* Environment variable for stereo, and default value */
210 #define AOUT_STEREO_VAR "vlc_stereo"
211 #define AOUT_STEREO_DEFAULT 1
213 /* Environment variable for output rate, and default value */
214 #define AOUT_RATE_VAR "vlc_audio_rate"
215 #define AOUT_RATE_DEFAULT 44100
217 /*******************************************************************************
218 * Video configuration
219 *******************************************************************************/
222 * Default settings for video output threads
225 /* Environment variable used in place of DISPLAY if available */
226 #define VOUT_DISPLAY_VAR "vlc_display"
228 /* Default dimensions for display window - these dimensions are enough for the
229 * standard width and height broadcasted MPEG-2 streams */
230 #define VOUT_WIDTH_VAR "vlc_width"
231 #define VOUT_HEIGHT_VAR "vlc_height"
232 #define VOUT_WIDTH_DEFAULT 640
233 #define VOUT_HEIGHT_DEFAULT 480
235 /* Video heap size - remember that a decompressed picture is big
236 * (~1 Mbyte) before using huge values */
237 #define VOUT_MAX_PICTURES 10
239 /* Maximum number of active areas in a rendering buffer. Active areas are areas
240 * of the picture which need to be cleared before re-using the buffer. If a
241 * picture, including its many additions such as subtitles, additionnal user
242 * informations and interface, has too many active areas, some of them are
244 #define VOUT_MAX_AREAS 5
246 /* Environment variable for grayscale output mode, and default value */
247 #define VOUT_GRAYSCALE_VAR "vlc_grayscale"
248 #define VOUT_GRAYSCALE_DEFAULT 0
251 #define VOUT_GAMMA 0.
254 #define VOUT_DEFAULT_FONT "Resources/default8x9.psf"
255 #define VOUT_LARGE_FONT "Resources/default8x16.psf"
261 /* Time during which the thread will sleep if it has nothing to
262 * display (in micro-seconds) */
263 #define VOUT_IDLE_SLEEP 20000
265 /* Maximum lap of time allowed between the beginning of rendering and
266 * display. If, compared to the current date, the next image is too
267 * late, the thread will perform an idle loop. This time should be
268 * at least VOUT_IDLE_SLEEP plus the time required to render a few
269 * images, to avoid trashing of decoded images */
270 #define VOUT_DISPLAY_DELAY 500000
272 /* Delay (in microseconds) before an idle screen is displayed */
273 #define VOUT_IDLE_DELAY 5000000
275 /* Number of pictures required to computes the FPS rate */
276 #define VOUT_FPS_SAMPLES 20
279 * Framebuffer settings
282 /* Environment variable for framebuffer device, and default value */
283 #define VOUT_FB_DEV_VAR "vlc_fb_dev"
284 #define VOUT_FB_DEV_DEFAULT "/dev/fb0"
286 /*******************************************************************************
287 * Video parser configuration
288 *******************************************************************************/
290 #define VPAR_IDLE_SLEEP 100000
292 /* Time to sleep when waiting for a buffer (from vout or the video fifo). */
293 #define VPAR_OUTMEM_SLEEP 100000
295 /* Optimization level, from 0 to 2 - 1 is generally a good compromise. Remember
296 * that raising this level dramatically lengthens the compilation time. */
297 #define VPAR_OPTIM_LEVEL 1
299 /* The following directives only apply if you define VDEC_SMP below. */
301 /* Number of macroblock buffers available. It should be always greater than
302 * twice the number of macroblocks in a picture. VFIFO_SIZE + 1 should also
303 * be a power of two. */
304 #define VFIFO_SIZE 8191
306 /* Maximum number of macroblocks in a picture. */
309 /*******************************************************************************
310 * Video decoder configuration
311 *******************************************************************************/
315 #define VDEC_IDLE_SLEEP 100000
317 /* Number of video_decoder threads to launch on startup of the video_parser.
318 * It should always be less than half the number of macroblocks of a
319 * picture. Only available if you defined VDEC_SMP above. */
322 /* Maximum range of values out of the IDCT + motion compensation. */
323 #define VDEC_CROPRANGE 2048
325 /*******************************************************************************
326 * Generic decoder configuration
327 *******************************************************************************/
329 #define GDEC_IDLE_SLEEP 100000
331 /*******************************************************************************
332 * Messages and console interfaces configuration
333 *******************************************************************************/
335 /* Maximal size of the message queue - in case of overflow, all messages in the
336 * queue are printed by the calling thread */
337 #define INTF_MSG_QSIZE 64
339 /* Define to enable messages queues - disabling messages queue can be usefull
340 * when debugging, since it allows messages which would not otherwise be printed,
341 * due to a crash, to be printed anyway */
343 #define INTF_MSG_QUEUE
346 /* Format of the header for debug messages. The arguments following this header
347 * are the file (char *), the function (char *) and the line (int) in which the
348 * message function was called */
349 #define INTF_MSG_DBG_FORMAT "## %s:%s(),%i: "
351 /* Maximal number of arguments on a command line, including the function name */
352 #define INTF_MAX_ARGS 20
354 /* Maximal size of a command line in a script */
355 #define INTF_MAX_CMD_SIZE 240
357 /* Number of memorized lines in console window text zone */
358 #define INTF_CONSOLE_MAX_TEXT 100
360 /* Maximal number of commands which can be saved in history list */
361 #define INTF_CONSOLE_MAX_HISTORY 20