Exemple #1
0
void mp_get_src_dst_rects(struct mp_log *log, struct mp_vo_opts *opts,
                          int vo_caps, struct mp_image_params *video,
                          int window_w, int window_h, double monitor_par,
                          struct mp_rect *out_src,
                          struct mp_rect *out_dst,
                          struct mp_osd_res *out_osd)
{
    int src_w = video->w;
    int src_h = video->h;
    int src_dw, src_dh;
    mp_image_params_get_dsize(video, &src_dw, &src_dh);
    if (video->rotate % 180 == 90 && (vo_caps & VO_CAP_ROTATE90)) {
        MPSWAP(int, src_w, src_h);
        MPSWAP(int, src_dw, src_dh);
    }
    window_w = MPMAX(1, window_w);
    window_h = MPMAX(1, window_h);
    struct mp_rect dst = {0, 0, window_w, window_h};
    struct mp_rect src = {0, 0, src_w,    src_h};
    struct mp_osd_res osd = {
        .w = window_w,
        .h = window_h,
        .display_par = monitor_par,
    };
    if (opts->keepaspect) {
        int scaled_width, scaled_height;
        aspect_calc_panscan(log, opts, src_w, src_h, src_dw, src_dh,
                            window_w, window_h, monitor_par,
                            &scaled_width, &scaled_height);
        src_dst_split_scaling(src_w, window_w, scaled_width, opts->unscaled,
                              opts->zoom, opts->align_x, opts->pan_x,
                              &src.x0, &src.x1, &dst.x0, &dst.x1,
                              &osd.ml, &osd.mr);
        src_dst_split_scaling(src_h, window_h, scaled_height, opts->unscaled,
                              opts->zoom, opts->align_y, opts->pan_y,
                              &src.y0, &src.y1, &dst.y0, &dst.y1,
                              &osd.mt, &osd.mb);
    }

    *out_src = src;
    *out_dst = dst;
    *out_osd = osd;

    int sw = src.x1 - src.x0, sh = src.y1 - src.y0;
    int dw = dst.x1 - dst.x0, dh = dst.y1 - dst.y0;

    mp_verbose(log, "Window size: %dx%d\n",
               window_w, window_h);
    mp_verbose(log, "Video source: %dx%d (%d:%d)\n",
               video->w, video->h, video->p_w, video->p_h);
    mp_verbose(log, "Video display: (%d, %d) %dx%d -> (%d, %d) %dx%d\n",
               src.x0, src.y0, sw, sh, dst.x0, dst.y0, dw, dh);
    mp_verbose(log, "Video scale: %f/%f\n",
               (double)dw / sw, (double)dh / sh);
    mp_verbose(log, "OSD borders: l=%d t=%d r=%d b=%d\n",
               osd.ml, osd.mt, osd.mr, osd.mb);
    mp_verbose(log, "Video borders: l=%d t=%d r=%d b=%d\n",
               dst.x0, dst.y0, window_w - dst.x1, window_h - dst.y1);
}
Exemple #2
0
/**
 * Calculate the appropriate source and destination rectangle to
 * get a correctly scaled picture, including pan-scan.
 * Can be extended to take future cropping support into account.
 *
 * \param crop specifies the cropping border size in the left, right, top and bottom members, may be NULL
 * \param borders the border values as e.g. EOSD (ASS) and properly placed DVD highlight support requires,
 *                may be NULL and only left and top are currently valid.
 */
void calc_src_dst_rects(int src_width, int src_height, struct vo_rect *src, struct vo_rect *dst,
                        struct vo_rect *borders, const struct vo_rect *crop) {
  static const struct vo_rect no_crop = {0, 0, 0, 0, 0, 0};
  int scaled_width  = 0;
  int scaled_height = 0;
  if (!crop) crop = &no_crop;
  src_width  -= crop->left + crop->right;
  src_height -= crop->top  + crop->bottom;
  if (src_width  < 2) src_width  = 2;
  if (src_height < 2) src_height = 2;
  dst->left = 0; dst->right  = vo_dwidth;
  dst->top  = 0; dst->bottom = vo_dheight;
  src->left = 0; src->right  = src_width;
  src->top  = 0; src->bottom = src_height;
  if (borders) {
    borders->left = 0; borders->top = 0;
  }
  if (aspect_scaling()) {
    aspect(&scaled_width, &scaled_height, A_WINZOOM);
    panscan_calc_windowed();
    scaled_width  += vo_panscan_x;
    scaled_height += vo_panscan_y;
    if (borders) {
      borders->left = (vo_dwidth  - scaled_width ) / 2;
      borders->top  = (vo_dheight - scaled_height) / 2;
    }
    src_dst_split_scaling(src_width, vo_dwidth, scaled_width,
                          &src->left, &src->right, &dst->left, &dst->right);
    src_dst_split_scaling(src_height, vo_dheight, scaled_height,
                          &src->top, &src->bottom, &dst->top, &dst->bottom);
  }
  src->left += crop->left; src->right  += crop->left;
  src->top  += crop->top;  src->bottom += crop->top;
  src->width  = src->right  - src->left;
  src->height = src->bottom - src->top;
  dst->width  = dst->right  - dst->left;
  dst->height = dst->bottom - dst->top;
}
Exemple #3
0
struct vo *init_best_video_out(struct MPOpts *opts, struct vo_x11_state *x11,
                               struct mp_fifo *key_fifo,
                               struct input_ctx *input_ctx)
{
    char **vo_list = opts->video_driver_list;
    int i;
    struct vo *vo = talloc_ptrtype(NULL, vo);
    struct vo initial_values = {
        .opts = opts,
        .x11 = x11,
        .key_fifo = key_fifo,
        .input_ctx = input_ctx,
        .event_fd = -1,
        .registered_fd = -1,
    };
    // first try the preferred drivers, with their optional subdevice param:
    if (vo_list && vo_list[0])
        while (vo_list[0][0]) {
            char *name = strdup(vo_list[0]);
            vo_subdevice = strchr(name,':');
            if (!strcmp(name, "pgm"))
                mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "The pgm video output driver has been replaced by -vo pnm:pgmyuv.\n");
            if (!strcmp(name, "md5"))
                mp_tmsg(MSGT_CPLAYER, MSGL_ERR, "The md5 video output driver has been replaced by -vo md5sum.\n");
            if (vo_subdevice) {
                vo_subdevice[0] = 0;
                ++vo_subdevice;
            }
            for (i = 0; video_out_drivers[i]; i++) {
                const struct vo_driver *video_driver = video_out_drivers[i];
                const vo_info_t *info = video_driver->info;
                if (!strcmp(info->short_name, name)) {
                    // name matches, try it
                    *vo = initial_values;
                    vo->driver = video_driver;
                    if (!vo_preinit(vo, vo_subdevice)) {
                        free(name);
                        return vo; // success!
                    }
                    talloc_free_children(vo);
		}
	    }
            // continue...
            free(name);
            ++vo_list;
            if (!(vo_list[0]))
                return NULL; // do NOT fallback to others
	}
    // now try the rest...
    vo_subdevice = NULL;
    for (i = 0; video_out_drivers[i]; i++) {
        const struct vo_driver *video_driver = video_out_drivers[i];
        *vo = initial_values;
        vo->driver = video_driver;
        if (!vo_preinit(vo, vo_subdevice))
            return vo; // success!
        talloc_free_children(vo);
    }
    free(vo);
    return NULL;
}

static int event_fd_callback(void *ctx, int fd)
{
    struct vo *vo = ctx;
    vo_check_events(vo);
    return MP_INPUT_NOTHING;
}

int vo_config(struct vo *vo, uint32_t width, uint32_t height,
                     uint32_t d_width, uint32_t d_height, uint32_t flags,
                     char *title, uint32_t format)
{
    struct MPOpts *opts = vo->opts;
    panscan_init(vo);
    aspect_save_orig(vo, width, height);
    aspect_save_prescale(vo, d_width, d_height);

    if (vo_control(vo, VOCTRL_UPDATE_SCREENINFO, NULL) == VO_TRUE) {
        aspect(vo, &d_width, &d_height, A_NOZOOM);
        vo->dx = (int)(opts->vo_screenwidth - d_width) / 2;
        vo->dy = (int)(opts->vo_screenheight - d_height) / 2;
        geometry(&vo->dx, &vo->dy, &d_width, &d_height,
                 opts->vo_screenwidth, opts->vo_screenheight);
        geometry_xy_changed |= xinerama_screen >= 0;
        vo->dx += xinerama_x;
        vo->dy += xinerama_y;
        vo->dwidth = d_width;
        vo->dheight = d_height;
    }

    int ret = vo->driver->config(vo, width, height, d_width, d_height, flags,
                                 title, format);
    vo->config_ok = (ret == 0);
    vo->config_count += vo->config_ok;
    if (vo->registered_fd == -1 && vo->event_fd != -1 && vo->config_ok) {
        mp_input_add_key_fd(vo->input_ctx, vo->event_fd, 1, event_fd_callback,
                            NULL, vo);
        vo->registered_fd = vo->event_fd;
    }
    return ret;
}

/**
 * \brief lookup an integer in a table, table must have 0 as the last key
 * \param key key to search for
 * \result translation corresponding to key or "to" value of last mapping
 *         if not found.
 */
int lookup_keymap_table(const struct mp_keymap *map, int key) {
  while (map->from && map->from != key) map++;
  return map->to;
}

/**
 * \brief helper function for the kind of panscan-scaling that needs a source
 *        and destination rectangle like Direct3D and VDPAU
 */
static void src_dst_split_scaling(int src_size, int dst_size, int scaled_src_size,
                                  int *src_start, int *src_end, int *dst_start, int *dst_end) {
  if (scaled_src_size > dst_size) {
    int border = src_size * (scaled_src_size - dst_size) / scaled_src_size;
    // round to a multiple of 2, this is at least needed for vo_direct3d and ATI cards
    border = (border / 2 + 1) & ~1;
    *src_start = border;
    *src_end   = src_size - border;
    *dst_start = 0;
    *dst_end   = dst_size;
  } else {
    *src_start = 0;
    *src_end   = src_size;
    *dst_start = (dst_size - scaled_src_size) / 2;
    *dst_end   = *dst_start + scaled_src_size;
  }
}

/**
 * Calculate the appropriate source and destination rectangle to
 * get a correctly scaled picture, including pan-scan.
 * Can be extended to take future cropping support into account.
 *
 * \param crop specifies the cropping border size in the left, right, top and bottom members, may be NULL
 * \param borders the border values as e.g. EOSD (ASS) and properly placed DVD highlight support requires,
 *                may be NULL and only left and top are currently valid.
 */
void calc_src_dst_rects(struct vo *vo, int src_width, int src_height,
                        struct vo_rect *src, struct vo_rect *dst,
                        struct vo_rect *borders, const struct vo_rect *crop)
{
  static const struct vo_rect no_crop = {0, 0, 0, 0, 0, 0};
  int scaled_width  = 0;
  int scaled_height = 0;
  if (!crop) crop = &no_crop;
  src_width  -= crop->left + crop->right;
  src_height -= crop->top  + crop->bottom;
  if (src_width  < 2) src_width  = 2;
  if (src_height < 2) src_height = 2;
  dst->left = 0; dst->right  = vo->dwidth;
  dst->top  = 0; dst->bottom = vo->dheight;
  src->left = 0; src->right  = src_width;
  src->top  = 0; src->bottom = src_height;
  if (borders) {
    borders->left = 0; borders->top = 0;
  }
  if (aspect_scaling()) {
    aspect(vo, &scaled_width, &scaled_height, A_WINZOOM);
    panscan_calc_windowed(vo);
    scaled_width  += vo->panscan_x;
    scaled_height += vo->panscan_y;
    if (borders) {
      borders->left = (vo->dwidth  - scaled_width ) / 2;
      borders->top  = (vo->dheight - scaled_height) / 2;
    }
    src_dst_split_scaling(src_width, vo->dwidth, scaled_width,
                          &src->left, &src->right, &dst->left, &dst->right);
    src_dst_split_scaling(src_height, vo->dheight, scaled_height,
                          &src->top, &src->bottom, &dst->top, &dst->bottom);
  }
  src->left += crop->left; src->right  += crop->left;
  src->top  += crop->top;  src->bottom += crop->top;
  src->width  = src->right  - src->left;
  src->height = src->bottom - src->top;
  dst->width  = dst->right  - dst->left;
  dst->height = dst->bottom - dst->top;
}

/**
 * Generates a mouse movement message if those are enable and sends it
 * to the "main" MPlayer.
 *
 * \param posx new x position of mouse
 * \param posy new y position of mouse
 */
void vo_mouse_movement(struct vo *vo, int posx, int posy)
{
  char cmd_str[40];
  if (!enable_mouse_movements)
    return;
  snprintf(cmd_str, sizeof(cmd_str), "set_mouse_pos %i %i", posx, posy);
  mp_input_queue_cmd(vo->input_ctx, mp_input_parse_cmd(cmd_str));
}