diff options
Diffstat (limited to 'xine/vo_osdscaler.c')
| -rw-r--r-- | xine/vo_osdscaler.c | 439 |
1 files changed, 0 insertions, 439 deletions
diff --git a/xine/vo_osdscaler.c b/xine/vo_osdscaler.c deleted file mode 100644 index d9562d9e..00000000 --- a/xine/vo_osdscaler.c +++ /dev/null @@ -1,439 +0,0 @@ -/* - * vo_osdscaler.c: OSD scaling video-out post plugin - * - * See the main source file 'xineliboutput.c' for copyright information and - * how to reach the author. - * - * $Id: vo_osdscaler.c,v 1.4 2009-05-27 08:37:06 phintuka Exp $ - * - */ - -#include <stdlib.h> - -#include <xine/video_out.h> -#ifdef SWBLEND -# include <xine/alphablend.h> -#endif - -#define LOG_MODULENAME "[osdscaler] " -#include "../logdefs.h" - -#include "vo_props.h" -#include "vo_hook.h" - -/*#define LOGOSD(x...) LOGMSG(x)*/ -#define LOGOSD(x...) - -typedef rle_elem_t xine_rle_elem_t; - -#include "../tools/rle.h" - - -/* Make sure our properties won't overlap with xine's properties */ -#if VO_NUM_PROPERTIES > VO_PROP_OSD_SCALING -# error VO_NUM_PROPERTIES > VO_PROP_OSD_SCALING -#endif - -#undef ABS -#define ABS(x) ((x)<0?-(x):(x)) - - -/* - * osd_data_t - * - * - cache scaled OSD data - */ - -typedef struct osd_data_s osd_data_t; - -struct osd_data_s { - /* original source */ - vo_overlay_t *source; - - /* scaled overlay */ - uint8_t scaled : 1; - vo_overlay_t ovl; - - /* for what output resolution overlay was scaled */ - uint16_t output_width; - uint16_t output_height; - - /* linked list */ - osd_data_t *next; -}; - -/* - * osd_data_dispose() - * - * - free() osd_data_t and all allocated memory - */ -static void osd_data_dispose(osd_data_t *data) -{ - if (data->scaled) - free(data->ovl.rle); - free(data); -} - -/* - * osd_data_clear() - * - * - free() whole linked list - */ -static void osd_data_clear(osd_data_t *data) -{ - if (data) { - if (data->next) - osd_data_clear(data->next); - osd_data_dispose(data); - } -} - -/* - * osd_data_remove() - * - * - remove (and free) specific osd_data_t item from linked list - */ -static void osd_data_remove(osd_data_t **list, osd_data_t *data) -{ - if (!list || !*list) - return; - - /* special handling for list head */ - if (data == *list) { - *list = data->next; - free(data); - return; - } - - osd_data_t *it = *list; - while (it) { - if (data == it->next) { - it->next = data->next; - free(data); - return; - } - it = it->next; - } -} - -/* - * osd_data_init() - * - * - allocate and fill new osd_data_t - * - */ -static osd_data_t *osd_data_init(vo_overlay_t *ovl, osd_data_t *next, - uint32_t factor_x, uint32_t factor_y) -{ - osd_data_t *data = calloc(1, sizeof(osd_data_t)); - - data->source = ovl; - data->next = next; - - memcpy(&data->ovl, ovl, sizeof(vo_overlay_t)); - - int num_rle = data->ovl.num_rle; - - /* new position and size */ - int x2 = ovl->x + ovl->width + 1; - int y2 = ovl->y + ovl->height + 1; - x2 = ((x2+1) * factor_x) >> 16; - y2 = ((y2+1) * factor_y) >> 16; - data->ovl.x = (ovl->x * factor_x) >> 16; - data->ovl.y = (ovl->y * factor_y) >> 16; - data->ovl.width = x2 - data->ovl.x - 1; - data->ovl.height = y2 - data->ovl.y - 1; - - data->ovl.rle = (rle_elem_t*) - rle_scale_nearest((struct xine_rle_elem_s*)ovl->rle, &num_rle, - ovl->width, ovl->height, - data->ovl.width, data->ovl.height); - data->ovl.num_rle = num_rle; - data->scaled = 1; - - LOGOSD("I: %d,%d %dx%d", ovl->x, ovl->y, ovl->width, ovl->height); - LOGOSD("O: %d,%d %dx%d", data->ovl.x, data->ovl.y, data->ovl.width, data->ovl.height); - - return data; -} - -/* - * osdscaler_hook_t - */ -typedef struct { - vo_driver_hook_t h; - - /* configuration */ - uint8_t enable; - uint8_t unscaled_supported; - uint8_t custom_extent_supported; - uint8_t argb_supported; - - /* current output */ - uint16_t output_width; - uint16_t output_height; - uint32_t factor_x; /* scaling factor << 16 */ - uint32_t factor_y; - uint16_t x_move; /* OSD displacement */ - uint16_t y_move; - - /* currently showing OSDs - pre-scaled data */ - osd_data_t *active_osds; - -} osdscaler_hook_t; - -/* - * - */ - -/* - * override overlay_begin() - */ -static void osdscaler_overlay_begin (vo_driver_t *self, vo_frame_t *frame, int changed) -{ - osdscaler_hook_t *this = (osdscaler_hook_t*)self; - - /* assume we're wired when called */ - if (!this->h.orig_driver) { - LOGMSG("osdscaler_overlay_begin: assertion this->h.orig_driver failed !"); - abort(); - } - - /* re-scale all if OSD changed */ - if (changed) { - LOGOSD("osdscaler_overlay_begin: changed = 1"); - osd_data_clear(this->active_osds); - this->active_osds = NULL; - this->unscaled_supported = (vo_def_get_capabilities(self) & VO_CAP_UNSCALED_OVERLAY); - /* VO_CAP_OSDSCALING == VO_CAP_CUSTOM_EXTENT_OVERLAY */ - this->custom_extent_supported = (vo_def_get_capabilities(self) & VO_CAP_OSDSCALING); - /* VO_CAP_ARGB == VO_CAP_ARGB_LAYER_OVERLAY */ - this->argb_supported = (vo_def_get_capabilities(self) & VO_CAP_ARGB); - } - - /* redirect */ - if (this->h.orig_driver->overlay_begin) - this->h.orig_driver->overlay_begin(this->h.orig_driver, frame, changed); -} - -static int check_for_scaling(osdscaler_hook_t *this, vo_frame_t *frame, vo_overlay_t *overlay) -{ - this->x_move = this->y_move = 0; - - if (!this->enable) - return 0; - - /* check for VDR OSD */ - if (overlay->hili_rgb_clut != VDR_OSD_MAGIC /* not from vdr */) { - LOGOSD("overlay: source not VDR"); - return 0; - } - - /* VDR input plugin stores some control data in hili clut area */ - vdr_osd_extradata_t *data = (vdr_osd_extradata_t *)overlay->hili_color; - int extent_width = data->extent_width; - int extent_height = data->extent_height; - - if (!data->scaling) - return 0; - -#if 0 - if (this->custom_extent_supported) { - /* let the "real" video driver do scaling */ - return 0; - } -#else -# ifdef VO_CAP_CUSTOM_EXTENT_OVERLAY - /* disable VDPAU HW scaler */ - overlay->extent_width = 0; - overlay->extent_height = 0; -# endif -#endif - - /* detect output size */ - if (overlay->unscaled && this->unscaled_supported) { - this->output_width = vo_def_get_property((vo_driver_t*)this, VO_PROP_WINDOW_WIDTH); - this->output_height = vo_def_get_property((vo_driver_t*)this, VO_PROP_WINDOW_HEIGHT); - } else { - this->output_width = frame->width; - this->output_height = frame->height; - /* check cropping */ - if (frame->crop_top > 0) this->output_height -= frame->crop_top; - if (frame->crop_bottom > 0) this->output_height -= frame->crop_bottom; - if (frame->crop_left > 0) this->output_width -= frame->crop_left; - if (frame->crop_right > 0) this->output_width -= frame->crop_right; - } - - /* check if scaling should be done */ - if (ABS(this->output_width - extent_width) > extent_width /20 || - ABS(this->output_height - extent_height) > extent_height/20 ) { - LOGOSD("scaling required"); - this->factor_x = 0x10000 * this->output_width / extent_width; - this->factor_y = 0x10000 * this->output_height / extent_height; - return 1; - } - - /* if no scaling was required, we may still need to re-center OSD */ - if(this->output_width != extent_width) - this->x_move = (this->output_width - extent_width)/2; - if(this->output_height != extent_height) - this->y_move = (this->output_height - extent_height)/2; - - return 0; -} - -static vo_overlay_t *scale_overlay(osdscaler_hook_t *this, vo_frame_t *frame, vo_overlay_t *overlay) -{ - if (check_for_scaling(this, frame, overlay)) { - - /* find old scaled OSD */ - osd_data_t *scaled = this->active_osds; - while (scaled && scaled->source != overlay) - scaled = scaled->next; - - /* output size changed since last scaling (need to re-scale) ? */ - if (scaled && - (scaled->output_width != this->output_width || - scaled->output_height != this->output_height)) { - - LOGOSD("re-scaling required: output size changed %dx%d -> %dx%d", - scaled->output_width, scaled->output_height, this->output_width, this->output_height); - - osd_data_remove(&this->active_osds, scaled); - scaled = NULL; - } - - /* not scaled found ? */ - if (!scaled) { - LOGOSD("scaling OSD"); - scaled = this->active_osds = osd_data_init(overlay, this->active_osds, - this->factor_x, this->factor_y); - scaled->output_width = this->output_width; - scaled->output_height = this->output_height; - } - - /* override */ - overlay = &scaled->ovl; - } - - return overlay; -} - - -/* - * interface - */ - -/* - * override overlay_blend() - */ -static void osdscaler_overlay_blend (vo_driver_t *self, vo_frame_t *frame, vo_overlay_t *overlay) -{ - osdscaler_hook_t *this = (osdscaler_hook_t*)self; - - overlay = scale_overlay(this, frame, overlay); - - /* redirect */ - if (this->h.orig_driver->overlay_blend) - this->h.orig_driver->overlay_blend(this->h.orig_driver, frame, overlay); -} - -/* - * override overlay_end() - */ -static void osdscaler_overlay_end (vo_driver_t *self, vo_frame_t *vo_img) -{ - osdscaler_hook_t *this = (osdscaler_hook_t*)self; - - /* redirect */ - if (this->h.orig_driver->overlay_end) - this->h.orig_driver->overlay_end(this->h.orig_driver, vo_img); -} - - -/* - * Management interface - */ - -/* - * override get_capabilities() - */ -static uint32_t osdscaler_get_capabilities(vo_driver_t *self) -{ - return vo_def_get_capabilities(self) | - VO_CAP_OSDSCALING; -} - -/* - * override get_property() - */ -static int osdscaler_get_property(vo_driver_t *self, int prop) -{ - osdscaler_hook_t *this = (osdscaler_hook_t*)self; - - switch (prop) { - case VO_PROP_OSD_SCALING: return this->enable; - default:; - } - - return vo_def_get_property(self, prop); -} - -/* - * override set_property() - */ -static int osdscaler_set_property(vo_driver_t *self, int prop, int val) -{ - osdscaler_hook_t *this = (osdscaler_hook_t*)self; - - switch (prop) { - case VO_PROP_OSD_SCALING: - if (this->enable != val) { - LOGOSD("osdscaler_set_property: enable %d->%d", this->enable, val); - this->enable = val?1:0; - } - return this->enable; - } - - return vo_def_set_property(self, prop, val); -} - - -/* - * dispose() - */ -static void osdscaler_dispose(vo_driver_t *self) -{ - osdscaler_hook_t *this = (osdscaler_hook_t *) self; - - osd_data_clear(this->active_osds); - - vo_def_dispose(self); -} - - -/* - * init() - */ -vo_driver_t *osdscaler_init(void) -{ - osdscaler_hook_t *this = calloc(1, sizeof(osdscaler_hook_t)); - - /* OSD interface */ - this->h.vo.overlay_begin = osdscaler_overlay_begin; - this->h.vo.overlay_blend = osdscaler_overlay_blend; - this->h.vo.overlay_end = osdscaler_overlay_end; - - /* management interface */ - this->h.vo.get_capabilities = osdscaler_get_capabilities; - this->h.vo.get_property = osdscaler_get_property; - this->h.vo.set_property = osdscaler_set_property; - - this->h.vo.dispose = osdscaler_dispose; - - /* initialize data */ - this->enable = 0; - - return &this->h.vo; -} - |