npv/config.h

   1 #ifndef NPV_CONFIG_H
   2 #define NPV_CONFIG_H
   3 /*----------------------------------------------------------------------------*/
   4 #undef NPV_DEBUG
   5 /*----------------------------------------------------------------------------*/
   6 #include <stdlib.h>
   7 #include "npv/c_fixing.h"
   8 /* some trash at google did hide noto fonts behind a web javascript app */
   9 STATIC u8 *npv_faces[] = {
  10         "/share/fonts/dejavu/DejaVuSansMono-Bold.ttf",
  11         "/usr/share/fonts/dejavu/DejaVuSansMono-Bold.ttf",
  12         0
  13 };
  14 /* for missing play/pause glyphs */
  15 #define NPV_FACES_ASCII_ONLY 1
  16 /* we don't use a xkb state machine, only bear 8bits truncated raw keycodes */
  17 /*----------------------------------------------------------------------------*/
  18 STATIC void npv_cmd_quit(void);
  19 STATIC void npv_cmd_rewind(void);
  20 STATIC void npv_cmd_fastforward(void);
  21 STATIC void npv_cmd_rewind_big(void);
  22 STATIC void npv_cmd_fastforward_big(void);
  23 STATIC void npv_cmd_vol_up(void);
  24 STATIC void npv_cmd_vol_down(void);
  25 STATIC void npv_cmd_mute(void);
  26 STATIC void npv_cmd_osd_timer_toggle(void);
  27 STATIC void npv_cmd_pause(void);
  28 STATIC void npv_cmd_fullscreen_toggle(void);
  29 #ifdef NPV_DEBUG
  30 STATIC void npv_cmd_debug_toggle(void);
  31 STATIC void npv_cmd_debug_stats(void);
  32 #endif
  33 /*----------------------------------------------------------------------------*/
  34 /* for documentation and example */
  35 #define LINUX_KEY_ESC   0x01
  36 #define LINUX_KEY_SPACE 0x39
  37 /* x11 keycodes do offset linux keycodes by 8 */
  38 #define X11_KEYCODE_ESC         (LINUX_KEY_ESC + 8)
  39 #define X11_KEYCODE_SPACE       (LINUX_KEY_SPACE + 8)
  40 /*----------------------------------------------------------------------------*/
  41 struct npv_x11_bind_t {
  42         u8 keycode;             /* the 8bits truncated raw keycode */
  43         u8 *name;               /* friendly name */
  44         void (*cmd)(void);      /* bound cmd */
  45 };
  46 #define X11_BIND(x, y, z) {.keycode = x, .name = y, .cmd = z}
  47 struct npv_x11_bind_t npv_x11_binds[] = {
  48         X11_BIND(X11_KEYCODE_ESC, "escape", npv_cmd_quit),
  49         X11_BIND(X11_KEYCODE_SPACE, "space", npv_cmd_pause),
  50         X11_BIND(0x71, "arrow left", npv_cmd_rewind),
  51         X11_BIND(0x72, "arrow right", npv_cmd_fastforward),
  52         X11_BIND(0x6e, "home", npv_cmd_rewind_big),
  53         X11_BIND(0x73, "end", npv_cmd_fastforward_big),
  54         X11_BIND(0x6f, "arrow up", npv_cmd_vol_up),
  55         X11_BIND(0x74, "arrow down", npv_cmd_vol_down),
  56         X11_BIND(0x48, "f6", npv_cmd_mute),
  57         X11_BIND(0x43, "f1", npv_cmd_osd_timer_toggle),
  58         X11_BIND(0x5f, "f11", npv_cmd_fullscreen_toggle),
  59 #ifdef NPV_DEBUG
  60         X11_BIND(0x4c, "f10", npv_cmd_debug_stats),
  61         X11_BIND(0x60, "f12", npv_cmd_debug_toggle),
  62 #endif
  63 };
  64 #undef X11_BIND
  65 #undef LINUX_KEY_ESC
  66 #undef LINUX_KEY_SPACE
  67 #undef X11_KEYCODE_ESC
  68 #undef X11_KEYCODE_SPACE
  69 /*----------------------------------------------------------------------------*/
  70 #define VOL_DELTA 0.1 /* from 0.0 to 1.0 */
  71 #define SEEK_DELTA INT64_C(10) /* 10 seconds */
  72 #define SEEK_DELTA_BIG (INT64_C(4) * INT64_C(60)) /* 4 minutes */
  73 /*============================================================================*/
  74 /* kinky internal settings, modify with care */
  75 /*
  76  * The targeted count of decoded video frames in the array (while not
  77  * resyncing). Decoded frames are "memory expensive".
  78  */
  79 #define DEC_FRS_ARRAY_N_MAX 4
  80 /*
  81  * video frames are presumed arriving inorder, but once a backward
  82  * discontinuity is detected, in order to avoid a full/dead locked array of
  83  * predecoded video frames, we unlock the size of array of decoded frames until
  84  * we "resynchronize". To decide if we found a resynchronizing frame, we define
  85  * a time window based on the following value.
  86  */
  87 #define DISCONT_BACKWARD_RESYNC_MS 500
  88 /*
  89  * the rate limiter while resyncing, since it can flood memory. We target 16 ms
  90  * or 60 fps
  91  */
  92 #define RESYNC_RATE_LIMITER_MS 16
  93 #endif