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 /* Environment variable used to store channels file and default value */
104 #define INTF_CHANNELS_VAR "vlc_channels"
105 #define INTF_CHANNELS_DEFAULT "vlc.channels"
107 /* Base delay in micro second for interface sleeps */
108 #define INTF_IDLE_SLEEP 100000
110 /* Step for changing gamma, and minimum and maximum values */
111 #define INTF_GAMMA_STEP .1
112 #define INTF_GAMMA_LIMIT 3
118 /* Title of the X11 window */
119 #define VOUT_TITLE "VideoLAN Client"
121 /*****************************************************************************
122 * Input thread configuration
123 *****************************************************************************/
126 #define INPUT_IDLE_SLEEP 100000
129 * General limitations
132 /* Broadcast address, in case of a broadcasted stream */
133 #define INPUT_BCAST_ADDR "138.195.143.255"
135 /* Maximum number of input threads - this value is used exclusively by
136 * interface, and is in fact an interface limitation */
137 #define INPUT_MAX_THREADS 10
139 /* Maximum number of programs definitions in a TS stream */
140 #define INPUT_MAX_PGRM 10
142 /* Maximum number of ES definitions in a TS stream */
143 #define INPUT_MAX_ES 10
145 /* Maximum number of ES in a single program */
146 #define INPUT_MAX_PROGRAM_ES 10
148 /* Maximum number of selected ES in an input thread */
149 #define INPUT_MAX_SELECTED_ES 10
151 /* Maximum number of TS packets in the client at any time
152 * INPUT_MAX_TS + 1 must be a power of 2, to optimize the %(INPUT_MAX_TS+1)
153 * operation with a &INPUT_MAX_TS in the case of a fifo netlist.
154 * It should be > number of fifos * FIFO_SIZE to avoid input deadlock. */
155 #define INPUT_MAX_TS 32767 /* INPUT_MAX_TS + 1 = 2^15 */
157 /* Same thing with PES packets */
158 #define INPUT_MAX_PES 16383
160 /* Maximum number of TS packets we read from the socket in one readv().
161 * Since you can't put more than 7 TS packets in an Ethernet frame,
162 * the maximum value is 7. This number should also limit the stream server,
163 * otherwise any supplementary packet is lost. */
164 #define INPUT_TS_READ_ONCE 7
166 /* Use a LIFO or FIFO for TS netlist ? */
167 #undef INPUT_LIFO_TS_NETLIST
169 /* Use a LIFO or FIFO for PES netlist ? */
170 #undef INPUT_LIFO_PES_NETLIST
172 /* Maximum length of a hostname or source name */
173 #define INPUT_MAX_SOURCE_LENGTH 100
175 /* Default remote server */
176 #define INPUT_SERVER_VAR "vlc_server"
177 #define INPUT_SERVER_DEFAULT "138.195.143.220"
179 /* Default input port */
180 #define INPUT_PORT_VAR "vlc_server_port"
181 #define INPUT_PORT_DEFAULT 1234
187 /* Default network interface and environment variable */
188 #define INPUT_IFACE_VAR "vlc_iface"
189 #define INPUT_IFACE_DEFAULT "eth0"
191 /* Default server and port */
192 #define INPUT_VLAN_SERVER_VAR "vlc_vlan_server"
193 #define INPUT_VLAN_SERVER_DEFAULT "138.195.140.31"
194 #define INPUT_VLAN_PORT_VAR "vlc_vlan_port"
195 #define INPUT_VLAN_PORT_DEFAULT 6010
197 /* Delay between vlan changes - this is required to avoid flooding the VLAN
199 #define INPUT_VLAN_CHANGE_DELAY 5000000
201 /* Duration between the time we receive the TS packet, and the time we will
202 * mark it to be presented */
203 #define INPUT_PTS_DELAY 2000000
205 /*****************************************************************************
206 * Audio configuration
207 *****************************************************************************/
209 /* Environment variable used to store dsp device name, and default value */
210 #define AOUT_DSP_VAR "vlc_dsp"
211 #define AOUT_DSP_DEFAULT "/dev/dsp"
213 /* Environment variable for stereo, and default value */
214 #define AOUT_STEREO_VAR "vlc_stereo"
215 #define AOUT_STEREO_DEFAULT 1
217 /* Environment variable for output rate, and default value */
218 #define AOUT_RATE_VAR "vlc_audio_rate"
219 #define AOUT_RATE_DEFAULT 44100
221 /*****************************************************************************
222 * Video configuration
223 *****************************************************************************/
226 * Default settings for video output threads
229 /* Environment variable containing the display method */
230 #define VOUT_METHOD_VAR "vlc_vout_method"
232 /* Environment variable used in place of DISPLAY if available */
233 #define VOUT_DISPLAY_VAR "vlc_display"
235 /* Default dimensions for display window - these dimensions are enough for the
236 * standard width and height broadcasted MPEG-2 streams */
237 #define VOUT_WIDTH_VAR "vlc_width"
238 #define VOUT_HEIGHT_VAR "vlc_height"
239 #define VOUT_WIDTH_DEFAULT 640
240 #define VOUT_HEIGHT_DEFAULT 480
242 /* Maximum width of a scaled source picture - this should be relatively high,
243 * since higher stream values will result in no display at all. */
244 #define VOUT_MAX_WIDTH 4096
246 /* Video heap size - remember that a decompressed picture is big
247 * (~1 Mbyte) before using huge values */
248 #define VOUT_MAX_PICTURES 10
250 /* Maximum number of active areas in a rendering buffer. Active areas are areas
251 * of the picture which need to be cleared before re-using the buffer. If a
252 * picture, including its many additions such as subtitles, additionnal user
253 * informations and interface, has too many active areas, some of them are
255 #define VOUT_MAX_AREAS 5
257 /* Environment variable for grayscale output mode, and default value */
258 #define VOUT_GRAYSCALE_VAR "vlc_grayscale"
259 #define VOUT_GRAYSCALE_DEFAULT 0
262 #define VOUT_GAMMA 0.
265 #define VOUT_DEFAULT_FONT "Resources/default8x9.psf"
266 #define VOUT_LARGE_FONT "Resources/default8x16.psf"
272 /* Time during which the thread will sleep if it has nothing to
273 * display (in micro-seconds) */
274 #define VOUT_IDLE_SLEEP 20000
276 /* Maximum lap of time allowed between the beginning of rendering and
277 * display. If, compared to the current date, the next image is too
278 * late, the thread will perform an idle loop. This time should be
279 * at least VOUT_IDLE_SLEEP plus the time required to render a few
280 * images, to avoid trashing of decoded images */
281 #define VOUT_DISPLAY_DELAY 500000
283 /* Delay (in microseconds) before an idle screen is displayed */
284 #define VOUT_IDLE_DELAY 5000000
286 /* Number of pictures required to computes the FPS rate */
287 #define VOUT_FPS_SAMPLES 20
290 * Framebuffer settings
293 /* Environment variable for framebuffer device, and default value */
294 #define VOUT_FB_DEV_VAR "vlc_fb_dev"
295 #define VOUT_FB_DEV_DEFAULT "/dev/fb0"
297 /*****************************************************************************
298 * Video parser configuration
299 *****************************************************************************/
301 #define VPAR_IDLE_SLEEP 100000
303 /* Time to sleep when waiting for a buffer (from vout or the video fifo).
304 * It should be approximately the time needed to perform a complete picture
305 * loop. Since it only happens when the video heap is full, it does not need
306 * to be too low, even if it blocks the decoder. */
307 #define VPAR_OUTMEM_SLEEP 50000
309 /* Optimization level, from 0 to 2 - 1 is generally a good compromise. Remember
310 * that raising this level dramatically lengthens the compilation time. */
311 #define VPAR_OPTIM_LEVEL 1
313 /* The following directives only apply if you define VDEC_SMP below. */
315 /* Number of macroblock buffers available. It should be always greater than
316 * twice the number of macroblocks in a picture. VFIFO_SIZE + 1 should also
317 * be a power of two. */
318 #define VFIFO_SIZE 8191
320 /* Maximum number of macroblocks in a picture. */
323 /*****************************************************************************
324 * Video decoder configuration
325 *****************************************************************************/
329 #define VDEC_IDLE_SLEEP 100000
331 /* Number of video_decoder threads to launch on startup of the video_parser.
332 * It should always be less than half the number of macroblocks of a
333 * picture. Only available if you defined VDEC_SMP above. */
336 /* Maximum range of values out of the IDCT + motion compensation. */
337 #define VDEC_CROPRANGE 2048
339 /*****************************************************************************
340 * Generic decoder configuration
341 *****************************************************************************/
343 #define GDEC_IDLE_SLEEP 100000
345 /*****************************************************************************
346 * Messages and console interfaces configuration
347 *****************************************************************************/
349 /* Maximal size of the message queue - in case of overflow, all messages in the
350 * queue are printed by the calling thread */
351 #define INTF_MSG_QSIZE 64
353 /* Define to enable messages queues - disabling messages queue can be usefull
354 * when debugging, since it allows messages which would not otherwise be printed,
355 * due to a crash, to be printed anyway */
357 #define INTF_MSG_QUEUE
360 /* Format of the header for debug messages. The arguments following this header
361 * are the file (char *), the function (char *) and the line (int) in which the
362 * message function was called */
363 #define INTF_MSG_DBG_FORMAT "## %s:%s(),%i: "
365 /* Maximal number of arguments on a command line, including the function name */
366 #define INTF_MAX_ARGS 20
368 /* Maximal size of a command line in a script */
369 #define INTF_MAX_CMD_SIZE 240
371 /* Number of memorized lines in console window text zone */
372 #define INTF_CONSOLE_MAX_TEXT 100
374 /* Maximal number of commands which can be saved in history list */
375 #define INTF_CONSOLE_MAX_HISTORY 20