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/*
* Copyright (C) 2000-2003 the xine project
*
* This file is part of xine, a free video player.
*
* xine is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* xine is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* This output driver makes use of xine's objective-c video_output
* classes located in the macosx folder.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#define LOG_MODULE "video_out_macosx"
#define LOG_VERBOSE
/*
#define LOG
*/
#include "xine.h"
#include "xine/video_out.h"
#include "xine/vo_scale.h"
#include "xine/xine_internal.h"
#include "xine/xineutils.h"
#include "macosx/video_window.h"
typedef struct {
vo_frame_t vo_frame;
int width;
int height;
double ratio;
int format;
xine_t *xine;
} macosx_frame_t;
typedef struct {
vo_driver_t vo_driver;
config_values_t *config;
int ratio;
xine_t *xine;
id view;
alphablend_t alphablend_extra_data;
} macosx_driver_t;
typedef struct {
video_driver_class_t driver_class;
config_values_t *config;
xine_t *xine;
} macosx_class_t;
static void free_framedata(macosx_frame_t* frame) {
if(frame->vo_frame.base[0]) {
free(frame->vo_frame.base[0]);
frame->vo_frame.base[0] = NULL;
frame->vo_frame.base[1] = NULL;
frame->vo_frame.base[2] = NULL;
}
}
static void macosx_frame_dispose(vo_frame_t *vo_frame) {
macosx_frame_t *frame = (macosx_frame_t *)vo_frame;
free_framedata(frame);
free (frame);
}
static void macosx_frame_field(vo_frame_t *vo_frame, int which_field) {
/* do nothing */
}
static uint32_t macosx_get_capabilities(vo_driver_t *vo_driver) {
/* both styles, country and western */
return VO_CAP_YV12 | VO_CAP_YUY2 | VO_CAP_UNSCALED_OVERLAY;
}
static vo_frame_t *macosx_alloc_frame(vo_driver_t *vo_driver) {
/* macosx_driver_t *this = (macosx_driver_t *) vo_driver; */
macosx_frame_t *frame;
frame = (macosx_frame_t *) xine_xmalloc(sizeof(macosx_frame_t));
if(!frame)
return NULL;
pthread_mutex_init(&frame->vo_frame.mutex, NULL);
frame->vo_frame.base[0] = NULL;
frame->vo_frame.base[1] = NULL;
frame->vo_frame.base[2] = NULL;
frame->vo_frame.proc_slice = NULL;
frame->vo_frame.proc_frame = NULL;
frame->vo_frame.field = macosx_frame_field;
frame->vo_frame.dispose = macosx_frame_dispose;
frame->vo_frame.driver = vo_driver;
return (vo_frame_t *)frame;
}
static void macosx_update_frame_format(vo_driver_t *vo_driver, vo_frame_t *vo_frame,
uint32_t width, uint32_t height,
double ratio, int format, int flags) {
macosx_driver_t *this = (macosx_driver_t *) vo_driver;
macosx_frame_t *frame = (macosx_frame_t *) vo_frame;
if((frame->width != width) || (frame->height != height) ||
(frame->format != format)) {
NSSize video_size = NSMakeSize(width, height);
free_framedata(frame);
frame->width = width;
frame->height = height;
frame->format = format;
lprintf ("frame change, new height:%d width:%d (ratio:%lf) format:%d\n",
height, width, ratio, format);
switch(format) {
case XINE_IMGFMT_YV12:
{
int y_size, uv_size;
frame->vo_frame.pitches[0] = 8*((width + 7) / 8);
frame->vo_frame.pitches[1] = 8*((width + 15) / 16);
frame->vo_frame.pitches[2] = 8*((width + 15) / 16);
y_size = frame->vo_frame.pitches[0] * height;
uv_size = frame->vo_frame.pitches[1] * ((height+1)/2);
frame->vo_frame.base[0] = malloc (y_size + 2*uv_size);
frame->vo_frame.base[1] = frame->vo_frame.base[0]+y_size+uv_size;
frame->vo_frame.base[2] = frame->vo_frame.base[0]+y_size;
}
break;
case XINE_IMGFMT_YUY2:
frame->vo_frame.pitches[0] = 8*((width + 3) / 4);
frame->vo_frame.base[0] = malloc(frame->vo_frame.pitches[0] * height);
frame->vo_frame.base[1] = NULL;
frame->vo_frame.base[2] = NULL;
break;
default:
xprintf (this->xine, XINE_VERBOSITY_DEBUG, "video_out_macosx: unknown frame format %04x)\n", format);
break;
}
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
[this->view setVideoSize:video_size];
[pool release];
if((format == XINE_IMGFMT_YV12
&& (frame->vo_frame.base[0] == NULL
|| frame->vo_frame.base[1] == NULL
|| frame->vo_frame.base[2] == NULL))
|| (format == XINE_IMGFMT_YUY2 && frame->vo_frame.base[0] == NULL)) {
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"video_out_macosx: error. (framedata allocation failed: out of memory)\n");
free_framedata(frame);
}
}
frame->ratio = ratio;
}
static void macosx_display_frame(vo_driver_t *vo_driver, vo_frame_t *vo_frame) {
macosx_driver_t *driver = (macosx_driver_t *)vo_driver;
macosx_frame_t *frame = (macosx_frame_t *)vo_frame;
char *texture_buffer;
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
if ((texture_buffer = [driver->view textureBuffer]) != NULL) {
switch (vo_frame->format) {
case XINE_IMGFMT_YV12:
yv12_to_yuy2 (vo_frame->base[0], vo_frame->pitches[0],
vo_frame->base[1], vo_frame->pitches[1],
vo_frame->base[2], vo_frame->pitches[2],
(unsigned char *)texture_buffer,
vo_frame->width * 2,
vo_frame->width, vo_frame->height, 0);
[driver->view updateTexture];
break;
case XINE_IMGFMT_YUY2:
xine_fast_memcpy (texture_buffer, vo_frame->base[0],
vo_frame->pitches[0] * vo_frame->height);
[driver->view updateTexture];
break;
default:
/* unsupported frame format, do nothing. */
break;
}
}
frame->vo_frame.free(&frame->vo_frame);
[pool release];
}
static void macosx_overlay_blend (vo_driver_t *this_gen, vo_frame_t *frame_gen,
vo_overlay_t *overlay) {
macosx_driver_t *this = (macosx_driver_t *) this_gen;
macosx_frame_t *frame = (macosx_frame_t *) frame_gen;
this->alphablend_extra_data.offset_x = frame_gen->overlay_offset_x;
this->alphablend_extra_data.offset_y = frame_gen->overlay_offset_y;
/* TODO: should check here whether the overlay has changed or not: use a
* ovl_changed boolean variable similarly to video_out_xv */
if (overlay->rle) {
if (frame->format == XINE_IMGFMT_YV12)
/* TODO: It may be possible to accelerate the blending via Quartz
* Extreme ... */
_x_blend_yuv(frame->vo_frame.base, overlay,
frame->width, frame->height, frame->vo_frame.pitches,
&this->alphablend_extra_data);
else
_x_blend_yuy2(frame->vo_frame.base[0], overlay,
frame->width, frame->height, frame->vo_frame.pitches[0],
&this->alphablend_extra_data);
}
}
static int macosx_get_property(vo_driver_t *vo_driver, int property) {
macosx_driver_t *driver = (macosx_driver_t *)vo_driver;
switch(property) {
case VO_PROP_ASPECT_RATIO:
return driver->ratio;
break;
default:
break;
}
return 0;
}
static int macosx_set_property(vo_driver_t *vo_driver, int property, int value) {
macosx_driver_t *driver = (macosx_driver_t *)vo_driver;
switch(property) {
case VO_PROP_ASPECT_RATIO:
if(value >= XINE_VO_ASPECT_NUM_RATIOS)
value = XINE_VO_ASPECT_AUTO;
driver->ratio = value;
break;
default:
break;
}
return value;
}
static void macosx_get_property_min_max(vo_driver_t *vo_driver,
int property, int *min, int *max) {
*min = 0;
*max = 0;
}
static int macosx_gui_data_exchange(vo_driver_t *vo_driver, int data_type, void *data) {
/* macosx_driver_t *this = (macosx_driver_t *) vo_driver; */
switch (data_type) {
case XINE_GUI_SEND_COMPLETION_EVENT:
case XINE_GUI_SEND_DRAWABLE_CHANGED:
case XINE_GUI_SEND_EXPOSE_EVENT:
case XINE_GUI_SEND_TRANSLATE_GUI_TO_VIDEO:
case XINE_GUI_SEND_VIDEOWIN_VISIBLE:
case XINE_GUI_SEND_SELECT_VISUAL:
default:
lprintf("unknown GUI data type %d\n", data_type);
break;
}
return 0;
}
static void macosx_dispose(vo_driver_t *vo_driver) {
macosx_driver_t *this = (macosx_driver_t *) vo_driver;
_x_alphablend_free(&this->alphablend_extra_data);
[this->view releaseInMainThread];
free(this);
}
static int macosx_redraw_needed(vo_driver_t *vo_driver) {
return 0;
}
static vo_driver_t *open_plugin(video_driver_class_t *driver_class, const void *visual) {
macosx_class_t *class = (macosx_class_t *) driver_class;
macosx_driver_t *driver;
XineOpenGLView *view = (XineOpenGLView *) visual;
driver = (macosx_driver_t *) xine_xmalloc(sizeof(macosx_driver_t));
driver->config = class->config;
driver->xine = class->xine;
driver->ratio = XINE_VO_ASPECT_AUTO;
driver->view = [view retain];
driver->vo_driver.get_capabilities = macosx_get_capabilities;
driver->vo_driver.alloc_frame = macosx_alloc_frame;
driver->vo_driver.update_frame_format = macosx_update_frame_format;
driver->vo_driver.overlay_begin = NULL; /* not used */
driver->vo_driver.overlay_blend = macosx_overlay_blend;
driver->vo_driver.overlay_end = NULL; /* not used */
driver->vo_driver.display_frame = macosx_display_frame;
driver->vo_driver.get_property = macosx_get_property;
driver->vo_driver.set_property = macosx_set_property;
driver->vo_driver.get_property_min_max = macosx_get_property_min_max;
driver->vo_driver.gui_data_exchange = macosx_gui_data_exchange;
driver->vo_driver.dispose = macosx_dispose;
driver->vo_driver.redraw_needed = macosx_redraw_needed;
_x_alphablend_init(&driver->alphablend_extra_data, class->xine);
return &driver->vo_driver;
}
/*
* Class related functions.
*/
static void *init_class (xine_t *xine, void *visual) {
macosx_class_t *this;
this = (macosx_class_t *) xine_xmalloc(sizeof(macosx_class_t));
this->driver_class.open_plugin = open_plugin;
this->driver_class.identifier = "MacOSX";
this->driver_class.description = N_("xine video output plugin for Mac OS X");
this->driver_class.dispose = default_video_driver_class_dispose;
this->config = xine->config;
this->xine = xine;
return this;
}
static const vo_info_t vo_info_macosx = {
1, /* Priority */
XINE_VISUAL_TYPE_MACOSX /* Visual type */
};
plugin_info_t xine_plugin_info[] EXPORTED = {
/* type, API, "name", version, special_info, init_function */
/* work around the problem that dlclose() is not allowed to
* get rid of an image module which contains objective C code and simply
* crashes with a Trace/BPT trap when we try to do so */
{ PLUGIN_VIDEO_OUT | PLUGIN_NO_UNLOAD, 22, "macosx", XINE_VERSION_CODE, &vo_info_macosx, init_class },
{ PLUGIN_NONE, 0, "", 0, NULL, NULL }
};