video_overlay.c File Reference

#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <pthread.h>
#include <sys/types.h>
#include <xine/buffer.h>
#include <xine/xine_internal.h>
#include <xine/xineutils.h>
#include <xine/video_overlay.h>
#include "bswap.h"

Data Structures
struct	video_overlay_events_s
struct	video_overlay_showing_s
struct	video_overlay_s

Macros
#define	LUT_SIZE   (sizeof(overlay->color)/sizeof(overlay->color[0]))
#define	NEXT_BITE
#define	LIMIT_WIDTH
#define	BLEND_LINE

Typedefs
typedef struct video_overlay_events_s	video_overlay_events_t
typedef struct video_overlay_showing_s	video_overlay_showing_t
typedef struct video_overlay_s	video_overlay_t

Functions
static void	add_showing_handle (video_overlay_t *this, int32_t handle)
static void	remove_showing_handle (video_overlay_t *this, int32_t handle)
static void	remove_events_handle (video_overlay_t *this, int32_t handle, int lock)
static int32_t	video_overlay_get_handle (video_overlay_manager_t *this_gen, int object_type)
static void	internal_video_overlay_free_handle (video_overlay_t *this, int32_t handle)
static void	video_overlay_free_handle (video_overlay_manager_t *this_gen, int32_t handle)
static void	video_overlay_reset (video_overlay_t *this)
static void	video_overlay_init (video_overlay_manager_t *this_gen)
static int32_t	video_overlay_add_event (video_overlay_manager_t *this_gen, void *event_gen)
static int	video_overlay_event (video_overlay_t *this, int64_t vpts)
void	_x_overlay_clut_yuv2rgb (vo_overlay_t *overlay, int video_color_matrix)
static void	clut_to_argb (const uint32_t *color, const uint8_t *trans, int num_items, uint32_t *argb, const char *format)
void	_x_overlay_to_argb32 (const vo_overlay_t *overlay, uint32_t *rgba, int stride, const char *format)
static void	video_overlay_multiple_overlay_blend (video_overlay_manager_t *this_gen, int64_t vpts, vo_driver_t *output, vo_frame_t *vo_img, int enabled)
static void	video_overlay_flush_events (video_overlay_manager_t *this_gen)
static int	video_overlay_redraw_needed (video_overlay_manager_t *this_gen, int64_t vpts)
static void	video_overlay_dispose (video_overlay_manager_t *this_gen)
video_overlay_manager_t *	_x_video_overlay_new_manager (xine_t *xine)

Macro Definition Documentation

BLEND_LINE

#define BLEND_LINE

Value:

do {                                          \
    for (x = 0; x < overlay->width; ) {         \
      NEXT_BITE;                                \
      LIMIT_WIDTH;                              \
                                                \
      while (x < x_limit) {                     \
        rgba[x++] = colors[rle->color];         \
      }                                         \
    }                                           \
    rgba += stride;                             \
  } while (0)

Referenced by _x_overlay_to_argb32().

LIMIT_WIDTH

#define LIMIT_WIDTH

Value:

do {                                          \
    x_limit = x + rle_len;                      \
    if (x_limit > overlay->width) {             \
      rle_len = x_limit - overlay->width;       \
      x_limit = overlay->width;                 \
    } else {                                    \
      rle_len = 0;                              \
    }                                           \
  } while (0)

Referenced by _x_overlay_to_argb32().

LUT_SIZE

#define LUT_SIZE   (sizeof(overlay->color)/sizeof(overlay->color[0]))

Referenced by _x_overlay_to_argb32().

NEXT_BITE

#define NEXT_BITE

Value:

do {                                                                  \
    if (rle_len < 1) {                                                  \
      rle++;                                                            \
      if (rle >= rle_end) {                                             \
        /* fill with transparent */                                     \
        memset(rgba, 0, (overlay->width - x) * sizeof(uint32_t));       \
        rgba += stride;                                                 \
        for (; y < overlay->height; y++, rgba += stride) {              \
          memset(rgba, 0, stride * sizeof(uint32_t));                   \
        }                                                               \
        return;                                                         \
      }                                                                 \
      rle_len = rle->len;                                               \
    }                                                                   \
  } while (0)

Referenced by _x_overlay_to_argb32().

Typedef Documentation

video_overlay_events_t

typedef struct video_overlay_events_s video_overlay_events_t

video_overlay_showing_t

typedef struct video_overlay_showing_s video_overlay_showing_t

video_overlay_t

typedef struct video_overlay_s video_overlay_t

Function Documentation

_x_overlay_clut_yuv2rgb()

void _x_overlay_clut_yuv2rgb	(	vo_overlay_t *	overlay,
		int	video_color_matrix
	)

References _x_clut_yuv2rgb(), vo_overlay_s::color, vo_overlay_s::hili_color, vo_overlay_s::hili_rgb_clut, and vo_overlay_s::rgb_clut.

Referenced by mmal_overlay_blend(), opengl2_overlay_blend(), raw_overlay_blend(), vaapi_overlay_end(), and vdpau_overlay_end().

_x_overlay_to_argb32()

void _x_overlay_to_argb32	(	const vo_overlay_t *	overlay,
		uint32_t *	rgba,
		int	stride,
		const char *	format
	)

References BLEND_LINE, clut_to_argb(), rle_elem_s::color, vo_overlay_s::color, vo_overlay_s::height, vo_overlay_s::hili_bottom, vo_overlay_s::hili_color, vo_overlay_s::hili_left, vo_overlay_s::hili_right, vo_overlay_s::hili_top, vo_overlay_s::hili_trans, rle_elem_s::len, LIMIT_WIDTH, LUT_SIZE, NEXT_BITE, vo_overlay_s::num_rle, vo_overlay_s::rle, vo_overlay_s::trans, and vo_overlay_s::width.

Referenced by mmal_overlay_blend(), opengl2_upload_overlay(), raw_process_ovl(), vaapi_overlay_end(), and vdpau_overlay_end().

_x_video_overlay_new_manager()

video_overlay_manager_t* _x_video_overlay_new_manager

(

xine_t *

xine

)

References video_overlay_add_event(), video_overlay_dispose(), video_overlay_flush_events(), video_overlay_free_handle(), video_overlay_get_handle(), video_overlay_init(), video_overlay_multiple_overlay_blend(), and video_overlay_redraw_needed().

Referenced by _x_vo_new_port().

add_showing_handle()

static void add_showing_handle ( video_overlay_t *  this, int32_t  handle  )

static

References MAX_SHOWING, XINE_VERBOSITY_DEBUG, and xprintf.

Referenced by video_overlay_event().

clut_to_argb()

static void clut_to_argb ( const uint32_t *  color, const uint8_t *  trans, int  num_items, uint32_t *  argb, const char *  format  )

static

References clut_t::cb.

Referenced by _x_overlay_to_argb32().

internal_video_overlay_free_handle()

static void internal_video_overlay_free_handle ( video_overlay_t *  this, int32_t  handle  )

static

References _x_freep(), NULL, and set_argb_layer_ptr().

Referenced by video_overlay_dispose(), video_overlay_event(), video_overlay_free_handle(), and video_overlay_reset().

remove_events_handle()

static void remove_events_handle ( video_overlay_t *  this, int32_t  handle, int  lock  )

static

References _x_freep(), and OVERLAY_EVENT_NULL.

Referenced by video_overlay_event(), and video_overlay_free_handle().

remove_showing_handle()

static void remove_showing_handle ( video_overlay_t *  this, int32_t  handle  )

static

References MAX_SHOWING.

Referenced by video_overlay_event(), and video_overlay_free_handle().

video_overlay_add_event()

static int32_t video_overlay_add_event ( video_overlay_manager_t *  this_gen, void *  event_gen  )

static

References MAX_EVENTS, NULL, OVL_MAX_OPACITY, OVL_PALETTE_SIZE, xine_fast_memcpy, XINE_VERBOSITY_DEBUG, and xprintf.

Referenced by _x_video_overlay_new_manager().

video_overlay_dispose()

static void video_overlay_dispose ( video_overlay_manager_t *  this_gen )

static

References _x_freep(), internal_video_overlay_free_handle(), MAX_EVENTS, MAX_OBJECTS, and NULL.

Referenced by _x_video_overlay_new_manager().

video_overlay_event()

static int video_overlay_event ( video_overlay_t *  this, int64_t  vpts  )

static

References _x_assert, _x_freep(), add_showing_handle(), vo_overlay_s::hili_bottom, vo_overlay_s::hili_color, vo_overlay_s::hili_left, vo_overlay_s::hili_rgb_clut, vo_overlay_s::hili_right, vo_overlay_s::hili_top, vo_overlay_s::hili_trans, internal_video_overlay_free_handle(), NULL, OVERLAY_EVENT_FREE_HANDLE, OVERLAY_EVENT_HIDE, OVERLAY_EVENT_MENU_BUTTON, OVERLAY_EVENT_SHOW, remove_events_handle(), remove_showing_handle(), set_argb_layer_ptr(), XINE_VERBOSITY_DEBUG, and xprintf.

Referenced by video_overlay_flush_events(), video_overlay_multiple_overlay_blend(), and video_overlay_redraw_needed().

video_overlay_flush_events()

static void video_overlay_flush_events ( video_overlay_manager_t *  this_gen )

static

References video_overlay_event().

Referenced by _x_video_overlay_new_manager().

video_overlay_free_handle()

static void video_overlay_free_handle ( video_overlay_manager_t *  this_gen, int32_t  handle  )

static

References internal_video_overlay_free_handle(), remove_events_handle(), and remove_showing_handle().

Referenced by _x_video_overlay_new_manager().

video_overlay_get_handle()

static int32_t video_overlay_get_handle ( video_overlay_manager_t *  this_gen, int  object_type  )

static

References MAX_OBJECTS.

Referenced by _x_video_overlay_new_manager().

video_overlay_init()

static void video_overlay_init ( video_overlay_manager_t *  this_gen )

static

References NULL, and video_overlay_reset().

Referenced by _x_video_overlay_new_manager().

video_overlay_multiple_overlay_blend()

static void video_overlay_multiple_overlay_blend ( video_overlay_manager_t *  this_gen, int64_t  vpts, vo_driver_t *  output, vo_frame_t *  vo_img, int  enabled  )

static

References enabled, MAX_SHOWING, and video_overlay_event().

Referenced by _x_video_overlay_new_manager().

video_overlay_redraw_needed()

static int video_overlay_redraw_needed ( video_overlay_manager_t *  this_gen, int64_t  vpts  )

static

References video_overlay_event().

Referenced by _x_video_overlay_new_manager().

video_overlay_reset()

static void video_overlay_reset ( video_overlay_t *  this )

static

References internal_video_overlay_free_handle(), MAX_EVENTS, MAX_OBJECTS, MAX_SHOWING, and NULL.

Referenced by video_overlay_init().