mirror of
https://github.com/mpv-player/mpv
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43011c75f0
versions of libcaca still work. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19985 b3059339-0415-0410-9bf9-f77b7e298cf2
340 lines
6.9 KiB
C
340 lines
6.9 KiB
C
/*
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* MPlayer
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*
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* Video driver for libcaca
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*
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* by Pigeon <pigeon@pigeond.net>
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*
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* Some functions/codes/ideas are from x11 and aalib vo
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*
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* TODO: support those draw_alpha stuff?
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <string.h>
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#include <time.h>
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#include <errno.h>
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#include "config.h"
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#include "video_out.h"
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#include "video_out_internal.h"
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#include "sub.h"
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#include "osdep/keycodes.h"
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#include "mp_msg.h"
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#include <caca.h>
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#ifdef CACA_API_VERSION_1
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/* Include the pre-1.x compatibility header.
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* Once libcaca 1.x is widespread, vo_caca should be fully
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* converted to the new API. A patch exists:
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* http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2006-July/044674.html
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*/
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#include <caca0.h>
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#endif
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static vo_info_t info = {
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"libcaca",
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"caca",
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"Pigeon <pigeon@pigeond.net>",
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""
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};
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LIBVO_EXTERN (caca)
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/* caca stuff */
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static struct caca_bitmap *cbitmap = NULL;
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/* image infos */
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static int image_format;
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static int image_width;
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static int image_height;
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static int screen_w, screen_h;
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/* We want 24bpp always for now */
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static unsigned int bpp = 24;
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static unsigned int depth = 3;
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static unsigned int rmask = 0xff0000;
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static unsigned int gmask = 0x00ff00;
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static unsigned int bmask = 0x0000ff;
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static unsigned int amask = 0;
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#define MESSAGE_SIZE 512
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#define MESSAGE_DURATION 5
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static time_t stoposd = 0;
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static int showosdmessage = 0;
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static char osdmessagetext[MESSAGE_SIZE];
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static char posbar[MESSAGE_SIZE];
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static int osdx = 0, osdy = 0;
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static int posbary = 2;
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static void osdmessage(int duration, const char *fmt, ...)
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{
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/*
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* for outputting a centered string at the bottom
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* of our window for a while
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*/
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va_list ar;
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char m[MESSAGE_SIZE];
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va_start(ar, fmt);
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vsprintf(m, fmt, ar);
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va_end(ar);
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strcpy(osdmessagetext, m);
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showosdmessage = 1;
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stoposd = time(NULL) + duration;
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osdx = (screen_w - strlen (osdmessagetext)) / 2;
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posbar[0] = '\0';
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}
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static void osdpercent(int duration, int min, int max, int val, const char *desc, const char *unit)
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{
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/*
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* prints a bar for setting values
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*/
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float step;
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int where, i;
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step = (float)screen_w / (float)(max - min);
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where = (val - min) * step;
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osdmessage (duration, "%s: %i%s", desc, val, unit);
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posbar[0] = '|';
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posbar[screen_w - 1] = '|';
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for (i = 0; i < screen_w; i++)
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{
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if (i == where)
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posbar[i] = '#';
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else
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posbar[i] = '-';
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}
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if (where != 0)
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posbar[0] = '|';
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if (where != (screen_w - 1))
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posbar[screen_w - 1] = '|';
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posbar[screen_w] = '\0';
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}
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static int resize ()
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{
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screen_w = caca_get_width();
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screen_h = caca_get_height();
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if (cbitmap)
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caca_free_bitmap(cbitmap);
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cbitmap = caca_create_bitmap(bpp, image_width, image_height,
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depth * image_width, rmask, gmask, bmask,
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amask);
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if (!cbitmap)
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mp_msg(MSGT_VO, MSGL_FATAL, "vo_caca: caca_create_bitmap failed!\n");
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return 0;
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}
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static int config(uint32_t width, uint32_t height, uint32_t d_width,
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uint32_t d_height, uint32_t flags, char *title, uint32_t format)
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{
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image_height = height;
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image_width = width;
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image_format = format;
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showosdmessage = 0;
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posbar[0] = '\0';
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return resize ();
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}
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static int draw_frame(uint8_t *src[])
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{
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caca_draw_bitmap(0, 0, screen_w, screen_h, cbitmap, src[0]);
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return 0;
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}
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static int draw_slice(uint8_t *src[], int stride[], int w, int h, int x, int y)
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{
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return 0;
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}
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static void flip_page(void)
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{
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if (showosdmessage)
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{
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if (time(NULL) >= stoposd)
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{
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showosdmessage = 0;
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if (posbar)
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posbar[0] = '\0';
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} else {
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caca_putstr(osdx, osdy, osdmessagetext);
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if (posbar)
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caca_putstr(0, posbary, posbar);
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}
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}
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caca_refresh();
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}
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static void check_events (void)
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{
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unsigned int cev;
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if ((cev = caca_get_event(CACA_EVENT_ANY)))
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{
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if (cev & CACA_EVENT_RESIZE)
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{
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caca_refresh();
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resize();
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} else if (cev & CACA_EVENT_KEY_RELEASE)
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{
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int key = (cev & 0x00ffffff);
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enum caca_feature cf;
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switch (key) {
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case 'd':
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case 'D':
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/* Toggle dithering method */
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cf = 1 + caca_get_feature(CACA_DITHERING);
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if (cf > CACA_DITHERING_MAX)
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cf = CACA_DITHERING_MIN;
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caca_set_feature(cf);
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osdmessage(MESSAGE_DURATION, "Using %s", caca_get_feature_name(cf));
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break;
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case 'a':
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case 'A':
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/* Toggle antialiasing method */
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cf = 1 + caca_get_feature(CACA_ANTIALIASING);
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if (cf > CACA_ANTIALIASING_MAX)
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cf = CACA_ANTIALIASING_MIN;
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caca_set_feature(cf);
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osdmessage(MESSAGE_DURATION, "Using %s", caca_get_feature_name(cf));
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break;
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case 'b':
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case 'B':
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/* Toggle background method */
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cf = 1 + caca_get_feature(CACA_BACKGROUND);
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if (cf > CACA_BACKGROUND_MAX)
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cf = CACA_BACKGROUND_MIN;
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caca_set_feature(cf);
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osdmessage(MESSAGE_DURATION, "Using %s", caca_get_feature_name(cf));
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break;
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case CACA_KEY_UP:
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mplayer_put_key(KEY_UP);
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break;
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case CACA_KEY_DOWN:
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mplayer_put_key(KEY_DOWN);
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break;
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case CACA_KEY_LEFT:
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mplayer_put_key(KEY_LEFT);
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break;
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case CACA_KEY_RIGHT:
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mplayer_put_key(KEY_RIGHT);
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break;
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case CACA_KEY_ESCAPE:
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mplayer_put_key(KEY_ESC);
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break;
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case CACA_KEY_PAGEUP:
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mplayer_put_key(KEY_PAGE_UP);
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break;
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case CACA_KEY_PAGEDOWN:
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mplayer_put_key(KEY_PAGE_DOWN);
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break;
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case CACA_KEY_RETURN:
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mplayer_put_key(KEY_ENTER);
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break;
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case CACA_KEY_HOME:
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mplayer_put_key(KEY_HOME);
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break;
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case CACA_KEY_END:
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mplayer_put_key(KEY_END);
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break;
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default:
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if (key <= 255)
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mplayer_put_key (key);
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break;
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}
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}
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}
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}
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static void uninit(void)
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{
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caca_free_bitmap(cbitmap);
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cbitmap = NULL;
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caca_end();
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}
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static void draw_osd(void)
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{
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#ifdef USE_OSD
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if (vo_osd_progbar_type != -1)
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osdpercent(MESSAGE_DURATION, 0, 255,
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vo_osd_progbar_value, __sub_osd_names[vo_osd_progbar_type],
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"");
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#endif
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}
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static int preinit(const char *arg)
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{
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if (arg)
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{
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mp_msg(MSGT_VO, MSGL_ERR, "vo_caca: Unknown subdevice: %s\n", arg);
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return ENOSYS;
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}
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if (caca_init())
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{
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mp_msg(MSGT_VO, MSGL_ERR, "vo_caca: failed to initialize\n");
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return ENOSYS;
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}
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caca_set_window_title("MPlayer");
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/* Default libcaca features */
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caca_set_feature(CACA_ANTIALIASING_PREFILTER);
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caca_set_feature(CACA_DITHERING_RANDOM);
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return 0;
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}
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static int query_format(uint32_t format)
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{
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if (format == IMGFMT_BGR24)
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return
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#ifdef USE_OSD
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VFCAP_OSD |
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#endif
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VFCAP_CSP_SUPPORTED;
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return 0;
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}
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static int control(uint32_t request, void *data, ...)
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{
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switch(request)
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{
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case VOCTRL_QUERY_FORMAT:
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return query_format(*((uint32_t *)data));
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default:
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return VO_NOTIMPL;
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}
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}
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