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efl/legacy/emotion/src/modules/xine/emotion_xine_vo_out.c

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/***************************************************************************/
/*** emotion xine display engine ***/
/***************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include "emotion_private.h"
#include "emotion_xine.h"
#include <xine.h>
#include <xine/video_out.h>
#include <xine/xine_internal.h>
#include <xine/xineutils.h>
#include <xine/vo_scale.h>
#define BLEND_BYTE(dst, src, o) (((src)*o + ((dst)*(0xf-o)))/0xf)
/***************************************************************************/
typedef struct _Emotion_Frame Emotion_Frame;
typedef struct _Emotion_Driver Emotion_Driver;
typedef struct _Emotion_Class Emotion_Class;
typedef struct _Emotion_Lut Emotion_Lut;
struct _Emotion_Frame
{
vo_frame_t vo_frame;
int width;
int height;
double ratio;
int format;
xine_t *xine;
Emotion_Xine_Video_Frame frame;
unsigned char in_use : 1;
};
struct _Emotion_Driver
{
vo_driver_t vo_driver;
config_values_t *config;
int ratio;
xine_t *xine;
Emotion_Xine_Video *ev;
};
struct _Emotion_Class
{
video_driver_class_t driver_class;
config_values_t *config;
xine_t *xine;
};
struct _Emotion_Lut
{
uint8_t cb : 8;
uint8_t cr : 8;
uint8_t y : 8;
uint8_t foo : 8;
} __attribute__ ((packed));
/***************************************************************************/
static void *_emotion_class_init (xine_t *xine, void *visual);
static void _emotion_class_dispose (video_driver_class_t *driver_class);
static char *_emotion_class_identifier_get (video_driver_class_t *driver_class);
static char *_emotion_class_description_get (video_driver_class_t *driver_class);
static vo_driver_t *_emotion_open (video_driver_class_t *driver_class, const void *visual);
static void _emotion_dispose (vo_driver_t *vo_driver);
static int _emotion_redraw (vo_driver_t *vo_driver);
static uint32_t _emotion_capabilities_get (vo_driver_t *vo_driver);
static int _emotion_gui_data_exchange (vo_driver_t *vo_driver, int data_type, void *data);
static int _emotion_property_set (vo_driver_t *vo_driver, int property, int value);
static int _emotion_property_get (vo_driver_t *vo_driver, int property);
static void _emotion_property_min_max_get (vo_driver_t *vo_driver, int property, int *min, int *max);
static vo_frame_t *_emotion_frame_alloc (vo_driver_t *vo_driver);
static void _emotion_frame_dispose (vo_frame_t *vo_frame);
static void _emotion_frame_format_update (vo_driver_t *vo_driver, vo_frame_t *vo_frame, uint32_t width, uint32_t height, double ratio, int format, int flags);
static void _emotion_frame_display (vo_driver_t *vo_driver, vo_frame_t *vo_frame);
static void _emotion_frame_field (vo_frame_t *vo_frame, int which_field);
static void _emotion_frame_data_free (Emotion_Frame *fr);
static void _emotion_frame_data_unlock (Emotion_Frame *fr);
static void _emotion_overlay_begin (vo_driver_t *vo_driver, vo_frame_t *vo_frame, int changed);
static void _emotion_overlay_end (vo_driver_t *vo_driver, vo_frame_t *vo_frame);
static void _emotion_overlay_blend (vo_driver_t *vo_driver, vo_frame_t *vo_frame, vo_overlay_t *vo_overlay);
static void _emotion_overlay_mem_blend_8 (uint8_t *mem, uint8_t val, uint8_t o, size_t sz);
static void _emotion_overlay_blend_yuv (uint8_t *dst_base[3], vo_overlay_t * img_overl, int dst_width, int dst_height, int dst_pitches[3]);
static void _emotion_yuy2_to_bgra32 (int width, int height, unsigned char *src, unsigned char *dst);
/***************************************************************************/
static vo_info_t _emotion_info =
{
1, /* priority */
XINE_VISUAL_TYPE_NONE /* visual type */
};
plugin_info_t emotion_xine_plugin_info[] =
{
{ PLUGIN_VIDEO_OUT, 21, "emotion", XINE_VERSION_CODE, &_emotion_info, _emotion_class_init },
{ PLUGIN_NONE, 0, "", 0, NULL, NULL }
};
/***************************************************************************/
static void *
_emotion_class_init(xine_t *xine, void *visual __UNUSED__)
{
Emotion_Class *cl;
// printf("emotion: _emotion_class_init()\n");
cl = (Emotion_Class *) malloc(sizeof(Emotion_Class));
if (!cl) return NULL;
cl->driver_class.open_plugin = _emotion_open;
cl->driver_class.get_identifier = _emotion_class_identifier_get;
cl->driver_class.get_description = _emotion_class_description_get;
cl->driver_class.dispose = _emotion_class_dispose;
cl->config = xine->config;
cl->xine = xine;
return cl;
}
static void
_emotion_class_dispose(video_driver_class_t *driver_class)
{
Emotion_Class *cl;
cl = (Emotion_Class *)driver_class;
free(cl);
}
static char *
_emotion_class_identifier_get(video_driver_class_t *driver_class __UNUSED__)
{
return "emotion";
}
static char *
_emotion_class_description_get(video_driver_class_t *driver_class __UNUSED__)
{
return "Emotion xine video output plugin";
}
/***************************************************************************/
static vo_driver_t *
_emotion_open(video_driver_class_t *driver_class, const void *visual)
{
Emotion_Class *cl;
Emotion_Driver *dv;
cl = (Emotion_Class *)driver_class;
/* visual here is the data ptr passed to xine_open_video_driver() */
// printf("emotion: _emotion_open()\n");
dv = (Emotion_Driver *)malloc(sizeof(Emotion_Driver));
if (!dv) return NULL;
dv->config = cl->config;
dv->xine = cl->xine;
dv->ratio = XINE_VO_ASPECT_AUTO;
dv->vo_driver.get_capabilities = _emotion_capabilities_get;
dv->vo_driver.alloc_frame = _emotion_frame_alloc;
dv->vo_driver.update_frame_format = _emotion_frame_format_update;
dv->vo_driver.overlay_begin = _emotion_overlay_begin;
dv->vo_driver.overlay_blend = _emotion_overlay_blend;
dv->vo_driver.overlay_end = _emotion_overlay_end;
dv->vo_driver.display_frame = _emotion_frame_display;
dv->vo_driver.get_property = _emotion_property_get;
dv->vo_driver.set_property = _emotion_property_set;
dv->vo_driver.get_property_min_max = _emotion_property_min_max_get;
dv->vo_driver.gui_data_exchange = _emotion_gui_data_exchange;
dv->vo_driver.dispose = _emotion_dispose;
dv->vo_driver.redraw_needed = _emotion_redraw;
dv->ev = (Emotion_Xine_Video *)visual;
dv->ev->have_vo = 1;
printf("emotion: _emotion_open = %p\n", &dv->vo_driver);
return &dv->vo_driver;
}
static void
_emotion_dispose(vo_driver_t *vo_driver)
{
Emotion_Driver *dv;
dv = (Emotion_Driver *)vo_driver;
dv->ev->have_vo = 0;
printf("emotion: _emotion_dispose(%p)\n", dv);
free(dv);
}
/***************************************************************************/
static int
_emotion_redraw(vo_driver_t *vo_driver __UNUSED__)
{
// printf("emotion: _emotion_redraw()\n");
return 0;
}
/***************************************************************************/
static uint32_t
_emotion_capabilities_get(vo_driver_t *vo_driver __UNUSED__)
{
// printf("emotion: _emotion_capabilities_get()\n");
return VO_CAP_YV12 | VO_CAP_YUY2;
}
/***************************************************************************/
static int
_emotion_gui_data_exchange(vo_driver_t *vo_driver __UNUSED__, int data_type, void *data __UNUSED__)
{
// printf("emotion: _emotion_gui_data_exchange()\n");
switch (data_type)
{
case XINE_GUI_SEND_COMPLETION_EVENT:
break;
case XINE_GUI_SEND_DRAWABLE_CHANGED:
break;
case XINE_GUI_SEND_EXPOSE_EVENT:
break;
case XINE_GUI_SEND_TRANSLATE_GUI_TO_VIDEO:
break;
case XINE_GUI_SEND_VIDEOWIN_VISIBLE:
break;
case XINE_GUI_SEND_SELECT_VISUAL:
break;
default:
break;
}
return 0;
}
/***************************************************************************/
static int
_emotion_property_set(vo_driver_t *vo_driver, int property, int value)
{
Emotion_Driver *dv;
dv = (Emotion_Driver *)vo_driver;
// printf("emotion: _emotion_property_set()\n");
switch (property)
{
case VO_PROP_ASPECT_RATIO:
if (value >= XINE_VO_ASPECT_NUM_RATIOS)
value = XINE_VO_ASPECT_AUTO;
// printf("DRIVER RATIO SET %i!\n", value);
dv->ratio = value;
break;
default:
break;
}
return value;
}
static int
_emotion_property_get(vo_driver_t *vo_driver, int property)
{
Emotion_Driver *dv;
dv = (Emotion_Driver *)vo_driver;
// printf("emotion: _emotion_property_get()\n");
switch (property)
{
case VO_PROP_ASPECT_RATIO:
return dv->ratio;
break;
default:
break;
}
return 0;
}
static void
_emotion_property_min_max_get(vo_driver_t *vo_driver __UNUSED__, int property __UNUSED__, int *min, int *max)
{
// printf("emotion: _emotion_property_min_max_get()\n");
*min = 0;
*max = 0;
}
/***************************************************************************/
static vo_frame_t *
_emotion_frame_alloc(vo_driver_t *vo_driver __UNUSED__)
{
Emotion_Frame *fr;
// printf("emotion: _emotion_frame_alloc()\n");
fr = (Emotion_Frame *)calloc(1, sizeof(Emotion_Frame));
if (!fr) return NULL;
fr->vo_frame.base[0] = NULL;
fr->vo_frame.base[1] = NULL;
fr->vo_frame.base[2] = NULL;
fr->vo_frame.proc_slice = NULL;
fr->vo_frame.proc_frame = NULL;
fr->vo_frame.field = _emotion_frame_field;
fr->vo_frame.dispose = _emotion_frame_dispose;
fr->vo_frame.driver = vo_driver;
return (vo_frame_t *)fr;
}
static void
_emotion_frame_dispose(vo_frame_t *vo_frame)
{
Emotion_Frame *fr;
fr = (Emotion_Frame *)vo_frame;
// printf("emotion: _emotion_frame_dispose()\n");
_emotion_frame_data_free(fr);
free(fr);
}
static void
_emotion_frame_format_update(vo_driver_t *vo_driver, vo_frame_t *vo_frame, uint32_t width, uint32_t height, double ratio, int format, int flags __UNUSED__)
{
Emotion_Driver *dv;
Emotion_Frame *fr;
dv = (Emotion_Driver *)vo_driver;
fr = (Emotion_Frame *)vo_frame;
if ((fr->width != width) || (fr->height != height) ||
(fr->format != format) || (!fr->vo_frame.base[0]))
{
// printf("emotion: _emotion_frame_format_update()\n");
_emotion_frame_data_free(fr);
fr->width = width;
fr->height = height;
fr->format = format;
switch (format)
{
case XINE_IMGFMT_YV12:
{
int y_size, uv_size;
fr->frame.format = EMOTION_FORMAT_YV12;
fr->vo_frame.pitches[0] = 8 * ((width + 7) / 8);
fr->vo_frame.pitches[1] = 8 * ((width + 15) / 16);
fr->vo_frame.pitches[2] = 8 * ((width + 15) / 16);
y_size = fr->vo_frame.pitches[0] * height;
uv_size = fr->vo_frame.pitches[1] * ((height + 1) / 2);
fr->vo_frame.base[0] = malloc(y_size + (2 * uv_size));
fr->vo_frame.base[1] = fr->vo_frame.base[0] + y_size + uv_size;
fr->vo_frame.base[2] = fr->vo_frame.base[0] + y_size;
fr->frame.w = fr->width;
fr->frame.h = fr->height;
fr->frame.ratio = fr->vo_frame.ratio;
fr->frame.y = fr->vo_frame.base[0];
fr->frame.u = fr->vo_frame.base[1];
fr->frame.v = fr->vo_frame.base[2];
fr->frame.bgra_data = NULL;
fr->frame.y_stride = fr->vo_frame.pitches[0];
fr->frame.u_stride = fr->vo_frame.pitches[1];
fr->frame.v_stride = fr->vo_frame.pitches[2];
fr->frame.obj = dv->ev->obj;
}
break;
case XINE_IMGFMT_YUY2:
{
fr->frame.format = EMOTION_FORMAT_BGRA;
fr->vo_frame.pitches[0] = 8 * ((width + 3) / 4);
fr->vo_frame.pitches[1] = 0;
fr->vo_frame.pitches[2] = 0;
fr->vo_frame.base[0] = malloc(fr->vo_frame.pitches[0] * height);
fr->vo_frame.base[1] = NULL;
fr->vo_frame.base[2] = NULL;
fr->frame.w = fr->width;
fr->frame.h = fr->height;
fr->frame.ratio = fr->vo_frame.ratio;
fr->frame.y = NULL;
fr->frame.u = NULL;
fr->frame.v = NULL;
fr->frame.bgra_data = malloc(fr->width * fr->height * 4);
fr->frame.y_stride = 0;
fr->frame.u_stride = 0;
fr->frame.v_stride = 0;
fr->frame.obj = dv->ev->obj;
}
break;
default:
break;
}
if (((format == XINE_IMGFMT_YV12)
&& ((!fr->vo_frame.base[0])
|| (!fr->vo_frame.base[1])
|| (!fr->vo_frame.base[2])))
|| ((format == XINE_IMGFMT_YUY2)
&& ((!fr->vo_frame.base[0])
|| (!fr->frame.bgra_data))))
{
_emotion_frame_data_free(fr);
}
}
fr->frame.ratio = fr->vo_frame.ratio;
fr->ratio = ratio;
}
static void
_emotion_frame_display(vo_driver_t *vo_driver, vo_frame_t *vo_frame)
{
Emotion_Driver *dv;
Emotion_Frame *fr;
dv = (Emotion_Driver *)vo_driver;
fr = (Emotion_Frame *)vo_frame;
// printf("emotion: _emotion_frame_display()\n");
// printf("EX VO: fq %i %p\n", dv->ev->fq, dv->ev);
// if my frame queue is too deep ( > 4 frames) simply block and wait for them
// to drain
// while (dv->ev->fq > 4) usleep(1);
if (dv->ev)
{
void *buf;
if (dv->ev->closing) return;
if (fr->format == XINE_IMGFMT_YUY2)
{
_emotion_yuy2_to_bgra32(fr->width, fr->height, fr->vo_frame.base[0], fr->frame.bgra_data);
}
buf = &(fr->frame);
fr->frame.timestamp = (double)fr->vo_frame.vpts / 90000.0;
fr->frame.done_func = _emotion_frame_data_unlock;
fr->frame.done_data = fr;
// printf("FRAME FOR %p\n", dv->ev);
write(dv->ev->fd_write, &buf, sizeof(void *));
// printf("-- FRAME DEC %p == %i\n", fr->frame.obj, ret);
fr->in_use = 1;
dv->ev->fq++;
}
/* hmm - must find a way to sanely copy data out... FIXME problem */
// fr->vo_frame.free(&fr->vo_frame);
}
static void
_emotion_frame_field(vo_frame_t *vo_frame __UNUSED__, int which_field __UNUSED__)
{
// printf("emotion: _emotion_frame_field()\n");
}
/***************************************************************************/
static void
_emotion_frame_data_free(Emotion_Frame *fr)
{
if (fr->vo_frame.base[0])
{
free(fr->vo_frame.base[0]);
fr->vo_frame.base[0] = NULL;
fr->vo_frame.base[1] = NULL;
fr->vo_frame.base[2] = NULL;
fr->frame.y = fr->vo_frame.base[0];
fr->frame.u = fr->vo_frame.base[1];
fr->frame.v = fr->vo_frame.base[2];
}
if (fr->frame.bgra_data)
{
free(fr->frame.bgra_data);
fr->frame.bgra_data = NULL;
}
}
static void
_emotion_frame_data_unlock(Emotion_Frame *fr)
{
// printf("emotion: _emotion_frame_data_unlock()\n");
if (fr->in_use)
{
fr->vo_frame.free(&fr->vo_frame);
fr->in_use = 0;
}
}
/***************************************************************************/
static void
_emotion_overlay_begin(vo_driver_t *vo_driver __UNUSED__, vo_frame_t *vo_frame __UNUSED__, int changed __UNUSED__)
{
// printf("emotion: _emotion_overlay_begin()\n");
}
static void
_emotion_overlay_end(vo_driver_t *vo_driver __UNUSED__, vo_frame_t *vo_frame __UNUSED__)
{
// printf("emotion: _emotion_overlay_end()\n");
}
static void
_emotion_overlay_blend(vo_driver_t *vo_driver __UNUSED__, vo_frame_t *vo_frame, vo_overlay_t *vo_overlay __UNUSED__)
{
Emotion_Frame *fr;
fr = (Emotion_Frame *)vo_frame;
// printf("emotion: _emotion_overlay_blend()\n");
_emotion_overlay_blend_yuv(fr->vo_frame.base, vo_overlay,
fr->width, fr->height,
fr->vo_frame.pitches);
}
static void _emotion_overlay_mem_blend_8(uint8_t *mem, uint8_t val, uint8_t o, size_t sz)
{
uint8_t *limit = mem + sz;
while (mem < limit)
{
*mem = BLEND_BYTE(*mem, val, o);
mem++;
}
}
static void _emotion_overlay_blend_yuv(uint8_t *dst_base[3], vo_overlay_t * img_overl, int dst_width, int dst_height, int dst_pitches[3])
{
Emotion_Lut *my_clut;
uint8_t *my_trans;
int src_width;
int src_height;
rle_elem_t *rle;
rle_elem_t *rle_limit;
int x_off;
int y_off;
int ymask, xmask;
int rle_this_bite;
int rle_remainder;
int rlelen;
int x, y;
int hili_right;
uint8_t clr = 0;
src_width = img_overl->width;
src_height = img_overl->height;
rle = img_overl->rle;
rle_limit = rle + img_overl->num_rle;
x_off = img_overl->x;
y_off = img_overl->y;
if (!rle) return;
uint8_t *dst_y = dst_base[0] + dst_pitches[0] * y_off + x_off;
uint8_t *dst_cr = dst_base[2] + (y_off / 2) * dst_pitches[1] + (x_off / 2) + 1;
uint8_t *dst_cb = dst_base[1] + (y_off / 2) * dst_pitches[2] + (x_off / 2) + 1;
my_clut = (Emotion_Lut *) img_overl->hili_color;
my_trans = img_overl->hili_trans;
/* avoid wraping overlay if drawing to small image */
if( (x_off + img_overl->hili_right) < dst_width )
hili_right = img_overl->hili_right;
else
hili_right = dst_width - 1 - x_off;
/* avoid buffer overflow */
if( (src_height + y_off) >= dst_height )
src_height = dst_height - 1 - y_off;
rlelen=rle_remainder=0;
for (y = 0; y < src_height; y++)
{
ymask = ((img_overl->hili_top > y) || (img_overl->hili_bottom < y));
xmask = 0;
for (x = 0; x < src_width;)
{
uint16_t o;
if (rlelen == 0)
{
rle_remainder = rlelen = rle->len;
clr = rle->color;
rle++;
}
if (rle_remainder == 0)
{
rle_remainder = rlelen;
}
if ((rle_remainder + x) > src_width)
{
/* Do something for long rlelengths */
rle_remainder = src_width - x;
}
if (ymask == 0)
{
if (x <= img_overl->hili_left)
{
/* Starts outside clip area */
if ((x + rle_remainder - 1) > img_overl->hili_left )
{
/* Cutting needed, starts outside, ends inside */
rle_this_bite = (img_overl->hili_left - x + 1);
rle_remainder -= rle_this_bite;
rlelen -= rle_this_bite;
my_clut = (Emotion_Lut *) img_overl->color;
my_trans = img_overl->trans;
xmask = 0;
}
else
{
/* no cutting needed, starts outside, ends outside */
rle_this_bite = rle_remainder;
rle_remainder = 0;
rlelen -= rle_this_bite;
my_clut = (Emotion_Lut *) img_overl->color;
my_trans = img_overl->trans;
xmask = 0;
}
}
else if (x < hili_right)
{
/* Starts inside clip area */
if ((x + rle_remainder) > hili_right )
{
/* Cutting needed, starts inside, ends outside */
rle_this_bite = (hili_right - x);
rle_remainder -= rle_this_bite;
rlelen -= rle_this_bite;
my_clut = (Emotion_Lut *) img_overl->hili_color;
my_trans = img_overl->hili_trans;
xmask++;
}
else
{
/* no cutting needed, starts inside, ends inside */
rle_this_bite = rle_remainder;
rle_remainder = 0;
rlelen -= rle_this_bite;
my_clut = (Emotion_Lut *) img_overl->hili_color;
my_trans = img_overl->hili_trans;
xmask++;
}
}
else if (x >= hili_right)
{
/* Starts outside clip area, ends outsite clip area */
if ((x + rle_remainder ) > src_width )
{
/* Cutting needed, starts outside, ends at right edge */
/* It should never reach here due to the earlier test of src_width */
rle_this_bite = (src_width - x );
rle_remainder -= rle_this_bite;
rlelen -= rle_this_bite;
my_clut = (Emotion_Lut *) img_overl->color;
my_trans = img_overl->trans;
xmask = 0;
}
else
{
/* no cutting needed, starts outside, ends outside */
rle_this_bite = rle_remainder;
rle_remainder = 0;
rlelen -= rle_this_bite;
my_clut = (Emotion_Lut *) img_overl->color;
my_trans = img_overl->trans;
xmask = 0;
}
}
}
else
{
/* Outside clip are due to y */
/* no cutting needed, starts outside, ends outside */
rle_this_bite = rle_remainder;
rle_remainder = 0;
rlelen -= rle_this_bite;
my_clut = (Emotion_Lut *) img_overl->color;
my_trans = img_overl->trans;
xmask = 0;
}
o = my_trans[clr];
if (o)
{
if (o >= 15)
{
memset(dst_y + x, my_clut[clr].y, rle_this_bite);
if (y & 1)
{
memset(dst_cr + (x >> 1), my_clut[clr].cr, (rle_this_bite+1) >> 1);
memset(dst_cb + (x >> 1), my_clut[clr].cb, (rle_this_bite+1) >> 1);
}
}
else
{
_emotion_overlay_mem_blend_8(dst_y + x, my_clut[clr].y, o, rle_this_bite);
if (y & 1)
{
/* Blending cr and cb should use a different function, with pre -128 to each sample */
_emotion_overlay_mem_blend_8(dst_cr + (x >> 1), my_clut[clr].cr, o, (rle_this_bite+1) >> 1);
_emotion_overlay_mem_blend_8(dst_cb + (x >> 1), my_clut[clr].cb, o, (rle_this_bite+1) >> 1);
}
}
}
x += rle_this_bite;
if (rle >= rle_limit)
{
break;
}
}
if (rle >= rle_limit)
{
break;
}
dst_y += dst_pitches[0];
if (y & 1)
{
dst_cr += dst_pitches[2];
dst_cb += dst_pitches[1];
}
}
}
//TODO: Really need to improve this converter!
#define LIMIT(x) ((x) > 0xff ? 0xff : ((x) < 0 ? 0 : (x)))
static void
_emotion_yuy2_to_bgra32(int width, int height, unsigned char *src, unsigned char *dst)
{
int i, j;
unsigned char *y, *u, *v;
y = src;
u = src + 1;
v = src + 3;
for (i = 0; i < width; i++)
{
for (j = 0; j < height; j++)
{
*dst++ = LIMIT(1.164 * (*y - 16) + 2.018 * (*u - 128));
*dst++ = LIMIT(1.164 * (*y - 16) - 0.813 * (*v - 128) - 0.391 * (*u - 128));
*dst++ = LIMIT(1.164 * (*y - 16) + 1.596 * (*v - 128));
*dst++ = 0;
y += 2;
if (j % 2 == 1)
{
u += 4;
v += 4;
}
}
}
}
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