mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-28 20:53:54 +02:00
Adapt the patch to more recent FFmpeg habits
- Indentation - Use av_log instead of fprintf - Removed strdup of the device name. It was unused - Cleaned things a bit Originally committed as revision 7294 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Guillaume Poirier
parent
e519b02c10
commit
b9255fb98a
@ -1,14 +1,14 @@
|
||||
/*
|
||||
* X11 video grab interface
|
||||
* Copyright (c) 2006 Clemens Fruhwirth
|
||||
*
|
||||
* Copyright (C) 2006 Clemens Fruhwirth
|
||||
*
|
||||
* A quick note on licensing. This file is a mixture of LGPL code
|
||||
* (ffmpeg) and GPL code (xvidcap). The result is a file that must
|
||||
* abid both licenses. As they are compatible and GPL is more
|
||||
* strict, this code has an "effective" GPL license.
|
||||
*
|
||||
* This file contains code from grab.c:
|
||||
* Copyright (c) 2000,2001 Fabrice Bellard
|
||||
* Copyright (c) 2000, 2001 Fabrice Bellard
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
@ -42,6 +42,7 @@
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||||
*/
|
||||
|
||||
#include "avformat.h"
|
||||
#include <unistd.h>
|
||||
#include <fcntl.h>
|
||||
@ -59,345 +60,361 @@
|
||||
#include <sys/shm.h>
|
||||
#include <X11/extensions/XShm.h>
|
||||
|
||||
typedef struct
|
||||
{
|
||||
Display *dpy;
|
||||
int frame_format;
|
||||
int frame_size;
|
||||
int frame_rate;
|
||||
int frame_rate_base;
|
||||
int64_t time_frame;
|
||||
|
||||
typedef struct {
|
||||
Display *dpy;
|
||||
int frame_format;
|
||||
int frame_size;
|
||||
int frame_rate;
|
||||
int frame_rate_base;
|
||||
int64_t time_frame;
|
||||
|
||||
int height;
|
||||
int width;
|
||||
int x_off;
|
||||
int y_off;
|
||||
XImage *image;
|
||||
int use_shm;
|
||||
XShmSegmentInfo shminfo;
|
||||
int mouse_wanted;
|
||||
int height;
|
||||
int width;
|
||||
int x_off;
|
||||
int y_off;
|
||||
XImage *image;
|
||||
int use_shm;
|
||||
XShmSegmentInfo shminfo;
|
||||
int mouse_wanted;
|
||||
} X11Grab;
|
||||
|
||||
static int x11grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
|
||||
static int
|
||||
x11grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
|
||||
{
|
||||
X11Grab *x11grab=s1->priv_data;
|
||||
Display *dpy;
|
||||
AVStream *st;
|
||||
int width, height;
|
||||
int frame_rate, frame_rate_base, frame_size;
|
||||
int input_pixfmt;
|
||||
XImage *image;
|
||||
int x_off=0; int y_off = 0;
|
||||
char *device_parsing = strdup(ap->device);
|
||||
int use_shm;
|
||||
X11Grab *x11grab = s1->priv_data;
|
||||
Display *dpy;
|
||||
AVStream *st = NULL;
|
||||
int width, height;
|
||||
int frame_rate, frame_rate_base, frame_size;
|
||||
int input_pixfmt;
|
||||
XImage *image;
|
||||
int x_off=0; int y_off = 0;
|
||||
int use_shm;
|
||||
|
||||
dpy = XOpenDisplay(NULL);
|
||||
|
||||
if(!dpy)
|
||||
goto fail;
|
||||
|
||||
sscanf(device_parsing,"x11:%d,%d",&x_off, &y_off);
|
||||
fprintf(stderr,"device: %s -> x: %d y: %d width: %d height: %d\n", ap->device, x_off, y_off, ap->width, ap->height);
|
||||
|
||||
if (!ap || ap->width <= 0 || ap->height <= 0 || ap->time_base.den <= 0) {
|
||||
fprintf(stderr,"x11grab: AVParameters don't have any video size. Use -s.\n");
|
||||
return AVERROR_IO;
|
||||
}
|
||||
width = ap->width;
|
||||
height = ap->height;
|
||||
frame_rate = ap->time_base.den;
|
||||
frame_rate_base = ap->time_base.num;
|
||||
|
||||
st = av_new_stream(s1, 0);
|
||||
if (!st)
|
||||
return -ENOMEM;
|
||||
av_set_pts_info(st, 48, 1, 1000000); /* 48 bits pts in us */
|
||||
|
||||
use_shm = XShmQueryExtension(dpy);
|
||||
fprintf(stderr,"x11grab: shared memory extension %s\n",use_shm?"found":"not found");
|
||||
if(use_shm) {
|
||||
int scr = XDefaultScreen(dpy);
|
||||
image = XShmCreateImage(dpy,
|
||||
DefaultVisual(dpy,scr),
|
||||
DefaultDepth(dpy,scr),
|
||||
ZPixmap, NULL,
|
||||
&x11grab->shminfo, ap->width, ap->height);
|
||||
x11grab->shminfo.shmid = shmget(IPC_PRIVATE,
|
||||
image->bytes_per_line * image->height, IPC_CREAT|0777);
|
||||
if (x11grab->shminfo.shmid == -1) {
|
||||
fprintf(stderr,"Fatal: Can't get shared memory!\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
x11grab->shminfo.shmaddr = image->data = shmat(x11grab->shminfo.shmid, 0, 0);
|
||||
x11grab->shminfo.readOnly = False;
|
||||
|
||||
if (XShmAttach(dpy, &x11grab->shminfo) == 0) {
|
||||
fprintf(stderr,"Fatal: Failed to attach shared memory!\n");
|
||||
/* needs some better error subroutine :) */
|
||||
return AVERROR_IO;
|
||||
}
|
||||
}
|
||||
else {
|
||||
image = XGetImage(dpy, RootWindow(dpy, DefaultScreen(dpy)),
|
||||
x_off,y_off,
|
||||
ap->width,ap->height,
|
||||
AllPlanes, ZPixmap);
|
||||
}
|
||||
|
||||
switch (image->bits_per_pixel) {
|
||||
case 8:
|
||||
fprintf (stderr, "x11grab: 8 bit pallete\n");
|
||||
input_pixfmt = PIX_FMT_PAL8;
|
||||
break;
|
||||
case 16:
|
||||
if ( image->red_mask == 0xF800 && image->green_mask == 0x07E0
|
||||
&& image->blue_mask == 0x1F ) {
|
||||
fprintf (stderr, "x11grab: 16 bit RGB565\n");
|
||||
input_pixfmt = PIX_FMT_RGB565;
|
||||
} else if ( image->red_mask == 0x7C00 &&
|
||||
image->green_mask == 0x03E0 &&
|
||||
image->blue_mask == 0x1F ) {
|
||||
fprintf (stderr, "x11grab: 16 bit RGB555\n");
|
||||
input_pixfmt = PIX_FMT_RGB555;
|
||||
} else {
|
||||
fprintf (stderr, "x11grab: RGB ordering at image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
fprintf (stderr, "x11grab: color masks: r 0x%.6X g 0x%.6X b 0x%.6X\n", image->red_mask, image->green_mask, image->blue_mask);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
break;
|
||||
case 24:
|
||||
if ( image->red_mask == 0xFF0000 &&
|
||||
image->green_mask == 0xFF00
|
||||
&& image->blue_mask == 0xFF ) {
|
||||
input_pixfmt = PIX_FMT_BGR24;
|
||||
} else if ( image->red_mask == 0xFF && image->green_mask == 0xFF00
|
||||
&& image->blue_mask == 0xFF0000 ) {
|
||||
input_pixfmt = PIX_FMT_RGB24;
|
||||
} else {
|
||||
fprintf (stderr, "xtoffmpeg.XImageToFFMPEG(): rgb ordering at image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
fprintf (stderr, "xtoffmpeg.XImageToFFMPEG(): color masks: r 0x%.6X g 0x%.6X b 0x%.6X\n", image->red_mask, image->green_mask, image->blue_mask);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
break;
|
||||
case 32:
|
||||
#if 0
|
||||
GetColorInfo (image, &c_info);
|
||||
if ( c_info.alpha_mask == 0xFF000000 && image->green_mask == 0xFF00 ) {
|
||||
// byte order is relevant here, not endianness
|
||||
// endianness is handled by avcodec, but atm no such thing
|
||||
// as having ABGR, instead of ARGB in a word. Since we
|
||||
// need this for Solaris/SPARC, but need to do the conversion
|
||||
// for every frame we do it outside of this loop, cf. below
|
||||
// this matches both ARGB32 and ABGR32
|
||||
input_pixfmt = PIX_FMT_ARGB32;
|
||||
} else {
|
||||
fprintf (stderr, "xtoffmpeg.XImageToFFMPEG(): image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
#endif
|
||||
input_pixfmt = PIX_FMT_RGBA32;
|
||||
break;
|
||||
default:
|
||||
fprintf (stderr, "xtoffmpeg.XImageToFFMPEG(): image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
return -1;
|
||||
}
|
||||
|
||||
frame_size = width * height * image->bits_per_pixel/8;
|
||||
x11grab->frame_size = frame_size;
|
||||
x11grab->dpy = dpy;
|
||||
x11grab->width = ap->width;
|
||||
x11grab->height = ap->height;
|
||||
x11grab->frame_rate = frame_rate;
|
||||
x11grab->frame_rate_base = frame_rate_base;
|
||||
x11grab->time_frame = av_gettime() * frame_rate / frame_rate_base;
|
||||
x11grab->x_off = x_off;
|
||||
x11grab->y_off = y_off;
|
||||
x11grab->image = image;
|
||||
x11grab->use_shm = use_shm;
|
||||
x11grab->mouse_wanted = 1;
|
||||
|
||||
st->codec->codec_type = CODEC_TYPE_VIDEO;
|
||||
st->codec->codec_id = CODEC_ID_RAWVIDEO;
|
||||
st->codec->width = width;
|
||||
st->codec->height = height;
|
||||
st->codec->pix_fmt = input_pixfmt;
|
||||
st->codec->time_base.den = frame_rate;
|
||||
st->codec->time_base.num = frame_rate_base;
|
||||
st->codec->bit_rate = frame_size * 1/av_q2d(st->codec->time_base) * 8;
|
||||
|
||||
return 0;
|
||||
fail:
|
||||
av_free(st);
|
||||
av_free(device_parsing);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
|
||||
uint16_t mousePointerBlack[] = { 0, 49152, 40960, 36864, 34816, 33792, 33280, 33024, 32896, 32832,
|
||||
33728, 37376, 43264, 51456, 1152, 1152, 576, 576, 448, 0 };
|
||||
uint16_t mousePointerWhite[] = { 0, 0, 16384, 24576, 28672, 30720, 31744, 32256, 32512, 32640, 31744,
|
||||
27648, 17920, 1536, 768, 768, 384, 384, 0, 0 };
|
||||
|
||||
static void getCurrentPointer(X11Grab *s, int *x, int *y) {
|
||||
Window mrootwindow, childwindow;
|
||||
int dummy;
|
||||
Display *dpy = s->dpy;
|
||||
|
||||
mrootwindow = DefaultRootWindow(dpy);
|
||||
|
||||
if (XQueryPointer(dpy, mrootwindow, &mrootwindow, &childwindow,
|
||||
x, y, &dummy, &dummy, &dummy)) {
|
||||
} else {
|
||||
fprintf(stderr,"couldn't find mouse pointer\n");
|
||||
*x = -1;
|
||||
*y = -1;
|
||||
}
|
||||
}
|
||||
|
||||
static void paintMousePointer(X11Grab *s, int *x, int *y, XImage *image) {
|
||||
int x_off = s->x_off;
|
||||
int y_off = s->y_off;
|
||||
int width = s->width;
|
||||
int height = s->height;
|
||||
|
||||
if ((*x - x_off) >= 0 &&
|
||||
*x < (width + x_off) &&
|
||||
(*y - y_off) >= 0 &&
|
||||
*y < (height + y_off) ) {
|
||||
int line;
|
||||
uint8_t *im_data = image->data;
|
||||
|
||||
im_data += (image->bytes_per_line * (*y - y_off)); // shift to right line
|
||||
im_data += (image->bits_per_pixel / 8 * (*x - x_off)); // shift to right pixel
|
||||
|
||||
switch(image->bits_per_pixel) {
|
||||
case 32:
|
||||
{
|
||||
uint32_t *cursor;
|
||||
int width_cursor;
|
||||
uint16_t bm_b, bm_w, mask;
|
||||
|
||||
for (line = 0; line < 20; line++ ) {
|
||||
if (s->mouse_wanted == 1) {
|
||||
bm_b = mousePointerBlack[line];
|
||||
bm_w = mousePointerWhite[line];
|
||||
} else {
|
||||
bm_b = mousePointerWhite[line];
|
||||
bm_w = mousePointerBlack[line];
|
||||
}
|
||||
mask = ( 0x0001 << 15 );
|
||||
|
||||
for (cursor = (uint32_t*) im_data, width_cursor = 0;
|
||||
((width_cursor + *x) < (width + x_off) && width_cursor < 16);
|
||||
cursor++, width_cursor++) {
|
||||
// Boolean pointer_b_bit, pointer_w_bit;
|
||||
// pointer_b_bit = ( ( bm_b & mask ) > 0 );
|
||||
// pointer_w_bit = ( ( bm_w & mask ) > 0 );
|
||||
// printf("%i ", pointer_b_bit, pointer_w_bit );
|
||||
|
||||
if ( ( bm_b & mask ) > 0 ) {
|
||||
*cursor &= ((~ image->red_mask) & (~ image->green_mask) & (~image->blue_mask ));
|
||||
} else if ( ( bm_w & mask ) > 0 ) {
|
||||
*cursor |= (image->red_mask | image->green_mask | image->blue_mask );
|
||||
}
|
||||
mask >>= 1;
|
||||
}
|
||||
// printf("\n");
|
||||
im_data += image->bytes_per_line;
|
||||
dpy = XOpenDisplay(NULL);
|
||||
if(!dpy) {
|
||||
goto fail;
|
||||
}
|
||||
}
|
||||
break;
|
||||
|
||||
sscanf(ap->device, "x11:%d,%d", &x_off, &y_off);
|
||||
av_log(s1, AV_LOG_INFO, "device: %s -> x: %d y: %d width: %d height: %d\n", ap->device, x_off, y_off, ap->width, ap->height);
|
||||
|
||||
if (!ap || ap->width <= 0 || ap->height <= 0 || ap->time_base.den <= 0) {
|
||||
av_log(s1, AV_LOG_ERROR, "AVParameters don't have any video size. Use -s.\n");
|
||||
return AVERROR_IO;
|
||||
}
|
||||
|
||||
width = ap->width;
|
||||
height = ap->height;
|
||||
frame_rate = ap->time_base.den;
|
||||
frame_rate_base = ap->time_base.num;
|
||||
|
||||
st = av_new_stream(s1, 0);
|
||||
if (!st) {
|
||||
return -ENOMEM;
|
||||
}
|
||||
av_set_pts_info(st, 48, 1, 1000000); /* 48 bits pts in us */
|
||||
|
||||
use_shm = XShmQueryExtension(dpy);
|
||||
av_log(s1, AV_LOG_INFO, "shared memory extension %s\n", use_shm ? "found" : "not found");
|
||||
|
||||
if(use_shm) {
|
||||
int scr = XDefaultScreen(dpy);
|
||||
image = XShmCreateImage(dpy,
|
||||
DefaultVisual(dpy,scr),
|
||||
DefaultDepth(dpy,scr),
|
||||
ZPixmap,
|
||||
NULL,
|
||||
&x11grab->shminfo,
|
||||
ap->width, ap->height);
|
||||
x11grab->shminfo.shmid = shmget(IPC_PRIVATE,
|
||||
image->bytes_per_line * image->height,
|
||||
IPC_CREAT|0777);
|
||||
if (x11grab->shminfo.shmid == -1) {
|
||||
av_log(s1, AV_LOG_ERROR, "Fatal: Can't get shared memory!\n");
|
||||
return -ENOMEM;
|
||||
}
|
||||
x11grab->shminfo.shmaddr = image->data = shmat(x11grab->shminfo.shmid, 0, 0);
|
||||
x11grab->shminfo.readOnly = False;
|
||||
|
||||
if (!XShmAttach(dpy, &x11grab->shminfo)) {
|
||||
av_log(s1, AV_LOG_ERROR, "Fatal: Failed to attach shared memory!\n");
|
||||
/* needs some better error subroutine :) */
|
||||
return AVERROR_IO;
|
||||
}
|
||||
} else {
|
||||
image = XGetImage(dpy, RootWindow(dpy, DefaultScreen(dpy)),
|
||||
x_off,y_off,
|
||||
ap->width,ap->height,
|
||||
AllPlanes, ZPixmap);
|
||||
}
|
||||
|
||||
switch (image->bits_per_pixel) {
|
||||
case 8:
|
||||
av_log (s1, AV_LOG_DEBUG, "8 bit pallete\n");
|
||||
input_pixfmt = PIX_FMT_PAL8;
|
||||
break;
|
||||
case 16:
|
||||
if ( image->red_mask == 0xF800 && image->green_mask == 0x07E0
|
||||
&& image->blue_mask == 0x1F ) {
|
||||
av_log (s1, AV_LOG_DEBUG, "16 bit RGB565\n");
|
||||
input_pixfmt = PIX_FMT_RGB565;
|
||||
} else if ( image->red_mask == 0x7C00 &&
|
||||
image->green_mask == 0x03E0 &&
|
||||
image->blue_mask == 0x1F ) {
|
||||
av_log(s1, AV_LOG_DEBUG, "16 bit RGB555\n");
|
||||
input_pixfmt = PIX_FMT_RGB555;
|
||||
} else {
|
||||
av_log(s1, AV_LOG_ERROR, "RGB ordering at image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
av_log(s1, AV_LOG_ERROR, "color masks: r 0x%.6lx g 0x%.6lx b 0x%.6lx\n", image->red_mask, image->green_mask, image->blue_mask);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
break;
|
||||
case 24:
|
||||
if ( image->red_mask == 0xFF0000 &&
|
||||
image->green_mask == 0xFF00
|
||||
&& image->blue_mask == 0xFF ) {
|
||||
input_pixfmt = PIX_FMT_BGR24;
|
||||
} else if ( image->red_mask == 0xFF && image->green_mask == 0xFF00
|
||||
&& image->blue_mask == 0xFF0000 ) {
|
||||
input_pixfmt = PIX_FMT_RGB24;
|
||||
} else {
|
||||
av_log(s1, AV_LOG_ERROR,"rgb ordering at image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
av_log(s1, AV_LOG_ERROR, "color masks: r 0x%.6lx g 0x%.6lx b 0x%.6lx\n", image->red_mask, image->green_mask, image->blue_mask);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
break;
|
||||
case 32:
|
||||
#if 0
|
||||
case 24: // not sure this can occur at all ..........
|
||||
fprintf(stderr,"input image bits_per_pixel %i not implemented with mouse pointer capture ... aborting!\n",
|
||||
image->bits_per_pixel);
|
||||
fprintf(stderr,"Please file a bug at http://www.sourceforge.net/projects/xvidcap/\n");
|
||||
exit(1);
|
||||
break;
|
||||
case 16: {
|
||||
uint16_t *cursor;
|
||||
int width;
|
||||
uint16_t bm_b, bm_w, mask;
|
||||
GetColorInfo (image, &c_info);
|
||||
if ( c_info.alpha_mask == 0xFF000000 && image->green_mask == 0xFF00 ) {
|
||||
// byte order is relevant here, not endianness
|
||||
// endianness is handled by avcodec, but atm no such thing
|
||||
// as having ABGR, instead of ARGB in a word. Since we
|
||||
// need this for Solaris/SPARC, but need to do the conversion
|
||||
// for every frame we do it outside of this loop, cf. below
|
||||
// this matches both ARGB32 and ABGR32
|
||||
input_pixfmt = PIX_FMT_ARGB32;
|
||||
} else {
|
||||
av_log(s1, AV_LOG_ERROR,"image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
#endif
|
||||
input_pixfmt = PIX_FMT_RGBA32;
|
||||
break;
|
||||
default:
|
||||
av_log(s1, AV_LOG_ERROR, "image depth %i not supported ... aborting\n", image->bits_per_pixel);
|
||||
return -1;
|
||||
}
|
||||
|
||||
frame_size = width * height * image->bits_per_pixel/8;
|
||||
x11grab->frame_size = frame_size;
|
||||
x11grab->dpy = dpy;
|
||||
x11grab->width = ap->width;
|
||||
x11grab->height = ap->height;
|
||||
x11grab->frame_rate = frame_rate;
|
||||
x11grab->frame_rate_base = frame_rate_base;
|
||||
x11grab->time_frame = av_gettime() * frame_rate / frame_rate_base;
|
||||
x11grab->x_off = x_off;
|
||||
x11grab->y_off = y_off;
|
||||
x11grab->image = image;
|
||||
x11grab->use_shm = use_shm;
|
||||
x11grab->mouse_wanted = 1;
|
||||
|
||||
st->codec->codec_type = CODEC_TYPE_VIDEO;
|
||||
st->codec->codec_id = CODEC_ID_RAWVIDEO;
|
||||
st->codec->width = width;
|
||||
st->codec->height = height;
|
||||
st->codec->pix_fmt = input_pixfmt;
|
||||
st->codec->time_base.den = frame_rate;
|
||||
st->codec->time_base.num = frame_rate_base;
|
||||
st->codec->bit_rate = frame_size * 1/av_q2d(st->codec->time_base) * 8;
|
||||
|
||||
return 0;
|
||||
fail:
|
||||
av_free(st);
|
||||
return AVERROR_IO;
|
||||
}
|
||||
|
||||
static const uint16_t mousePointerBlack[] =
|
||||
{
|
||||
0, 49152, 40960, 36864, 34816, 33792, 33280, 33024, 32896, 32832,
|
||||
33728, 37376, 43264, 51456, 1152, 1152, 576, 576, 448, 0
|
||||
};
|
||||
|
||||
static const uint16_t mousePointerWhite[] =
|
||||
{
|
||||
0, 0, 16384, 24576, 28672, 30720, 31744, 32256, 32512, 32640, 31744,
|
||||
27648, 17920, 1536, 768, 768, 384, 384, 0, 0
|
||||
};
|
||||
|
||||
static void
|
||||
getCurrentPointer(AVFormatContext *s1, X11Grab *s, int *x, int *y)
|
||||
{
|
||||
Window mrootwindow, childwindow;
|
||||
int dummy;
|
||||
Display *dpy = s->dpy;
|
||||
|
||||
mrootwindow = DefaultRootWindow(dpy);
|
||||
|
||||
if (XQueryPointer(dpy, mrootwindow, &mrootwindow, &childwindow,
|
||||
x, y, &dummy, &dummy, (unsigned int*)&dummy)) {
|
||||
} else {
|
||||
av_log(s1, AV_LOG_INFO, "couldn't find mouse pointer\n");
|
||||
*x = -1;
|
||||
*y = -1;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
paintMousePointer(AVFormatContext *s1, X11Grab *s, int *x, int *y, XImage *image)
|
||||
{
|
||||
int x_off = s->x_off;
|
||||
int y_off = s->y_off;
|
||||
int width = s->width;
|
||||
int height = s->height;
|
||||
|
||||
if ( (*x - x_off) >= 0 && *x < (width + x_off)
|
||||
&& (*y - y_off) >= 0 && *y < (height + y_off) ) {
|
||||
int line;
|
||||
uint8_t *im_data = (uint8_t*)image->data;
|
||||
|
||||
im_data += (image->bytes_per_line * (*y - y_off)); // shift to right line
|
||||
im_data += (image->bits_per_pixel / 8 * (*x - x_off)); // shift to right pixel
|
||||
|
||||
switch(image->bits_per_pixel) {
|
||||
case 32:
|
||||
{
|
||||
uint32_t *cursor;
|
||||
int width_cursor;
|
||||
uint16_t bm_b, bm_w, mask;
|
||||
|
||||
for (line = 0; line < min(20, (y_off + height) - *y); line++ ) {
|
||||
if (s->mouse_wanted == 1) {
|
||||
bm_b = mousePointerBlack[line];
|
||||
bm_w = mousePointerWhite[line];
|
||||
} else {
|
||||
bm_b = mousePointerWhite[line];
|
||||
bm_w = mousePointerBlack[line];
|
||||
}
|
||||
mask = (0x0001 << 15);
|
||||
|
||||
for (cursor = (uint32_t*) im_data, width_cursor = 0;
|
||||
((width_cursor + *x) < (width + x_off) && width_cursor < 16);
|
||||
cursor++, width_cursor++) {
|
||||
// Boolean pointer_b_bit, pointer_w_bit;
|
||||
// pointer_b_bit = ( ( bm_b & mask ) > 0 );
|
||||
// pointer_w_bit = ( ( bm_w & mask ) > 0 );
|
||||
// printf("%i ", pointer_b_bit, pointer_w_bit );
|
||||
if (( bm_b & mask) > 0 ) {
|
||||
*cursor &= ( (~image->red_mask)
|
||||
& (~image->green_mask)
|
||||
& (~image->blue_mask));
|
||||
} else if (( bm_w & mask) > 0 ) {
|
||||
*cursor |= ( image->red_mask
|
||||
| image->green_mask
|
||||
| image->blue_mask );
|
||||
}
|
||||
mask >>= 1;
|
||||
}
|
||||
// printf("\n");
|
||||
im_data += image->bytes_per_line;
|
||||
}
|
||||
}
|
||||
break;
|
||||
#if 0
|
||||
case 24: // not sure this can occur at all ..........
|
||||
av_log(s1, AV_LOG_ERROR, "input image bits_per_pixel %i not implemented with mouse pointer capture ... aborting!\n",
|
||||
image->bits_per_pixel);
|
||||
av_log(s1, AV_LOG_ERROR, "Please file a bug at http://www.sourceforge.net/projects/xvidcap/\n");
|
||||
exit(1);
|
||||
break;
|
||||
case 16:
|
||||
{
|
||||
uint16_t *cursor;
|
||||
int width;
|
||||
uint16_t bm_b, bm_w, mask;
|
||||
|
||||
for (line = 0; line < 16; line++ ) {
|
||||
if (mjob->mouseWanted == 1) {
|
||||
bm_b = mousePointerBlack[line];
|
||||
bm_w = mousePointerWhite[line];
|
||||
} else {
|
||||
bm_b = mousePointerWhite[line];
|
||||
bm_w = mousePointerBlack[line];
|
||||
}
|
||||
mask = ( 0x0001 << 15 );
|
||||
for (line = 0; line < 16; line++) {
|
||||
if (mjob->mouseWanted == 1) {
|
||||
bm_b = mousePointerBlack[line];
|
||||
bm_w = mousePointerWhite[line];
|
||||
} else {
|
||||
bm_b = mousePointerWhite[line];
|
||||
bm_w = mousePointerBlack[line];
|
||||
}
|
||||
mask = (0x0001 << 15);
|
||||
|
||||
for (cursor = (uint16_t*) im_data, width = 0;
|
||||
((width + *x) < (mjob->area->width + mjob->area->x)&&width < 6);
|
||||
cursor++, width++) {
|
||||
// Boolean pointer_b_bit, pointer_w_bit;
|
||||
|
||||
// pointer_b_bit = ( ( bm_b & mask ) > 0 );
|
||||
// pointer_w_bit = ( ( bm_w & mask ) > 0 );
|
||||
// printf("%i ", pointer_b_bit, pointer_w_bit );
|
||||
|
||||
if ( ( bm_b & mask ) > 0 ) {
|
||||
*cursor &= ((~ image->red_mask) & (~ image->green_mask) & (~
|
||||
image->blue_mask ));
|
||||
} else if ( ( bm_w & mask ) > 0 ) {
|
||||
*cursor |= (image->red_mask | image->green_mask | image->blue_mask );
|
||||
}
|
||||
mask >>= 1;
|
||||
|
||||
}
|
||||
// printf("\n");
|
||||
for (cursor = (uint16_t*) im_data, width = 0;
|
||||
((width + *x) < (mjob->area->width + mjob->area->x)&&width < 6);
|
||||
cursor++, width++) {
|
||||
// Boolean pointer_b_bit, pointer_w_bit;
|
||||
// pointer_b_bit = ( ( bm_b & mask ) > 0 );
|
||||
// pointer_w_bit = ( ( bm_w & mask ) > 0 );
|
||||
// printf("%i ", pointer_b_bit, pointer_w_bit );
|
||||
if (( bm_b & mask ) > 0 ) {
|
||||
*cursor &= ( (~image->red_mask)
|
||||
& (~image->green_mask)
|
||||
& (~image->blue_mask));
|
||||
} else if (( bm_w & mask ) > 0 ) {
|
||||
*cursor |= ( image->red_mask
|
||||
| image->green_mask
|
||||
| image->blue_mask );
|
||||
}
|
||||
mask >>= 1;
|
||||
}
|
||||
// printf("\n");
|
||||
|
||||
im_data += image->bytes_per_line;
|
||||
}
|
||||
}
|
||||
break;
|
||||
case 8: {
|
||||
uint8_t *cursor;
|
||||
int width;
|
||||
uint16_t bm_b, bm_w, mask;
|
||||
im_data += image->bytes_per_line;
|
||||
}
|
||||
}
|
||||
break;
|
||||
case 8:
|
||||
{
|
||||
uint8_t *cursor;
|
||||
int width;
|
||||
uint16_t bm_b, bm_w, mask;
|
||||
|
||||
for (line = 0; line < 16; line++ ) {
|
||||
if (mjob->mouseWanted == 1) {
|
||||
bm_b = mousePointerBlack[line];
|
||||
bm_w = mousePointerWhite[line];
|
||||
} else {
|
||||
bm_b = mousePointerWhite[line];
|
||||
bm_w = mousePointerBlack[line];
|
||||
}
|
||||
mask = ( 0x0001 << 15 );
|
||||
for (line = 0; line < 16; line++ ) {
|
||||
if (mjob->mouseWanted == 1) {
|
||||
bm_b = mousePointerBlack[line];
|
||||
bm_w = mousePointerWhite[line];
|
||||
} else {
|
||||
bm_b = mousePointerWhite[line];
|
||||
bm_w = mousePointerBlack[line];
|
||||
}
|
||||
mask = ( 0x0001 << 15 );
|
||||
|
||||
for (cursor = im_data, width = 0;
|
||||
((width + *x) < (mjob->area->width + mjob->area->x)&&width < 6);
|
||||
cursor++, width++) {
|
||||
// Boolean pointer_b_bit, pointer_w_bit;
|
||||
for (cursor = im_data, width = 0;
|
||||
((width + *x) < (mjob->area->width + mjob->area->x)&&width < 6);
|
||||
cursor++, width++) {
|
||||
// Boolean pointer_b_bit, pointer_w_bit;
|
||||
// pointer_b_bit = ( ( bm_b & mask ) > 0 );
|
||||
// pointer_w_bit = ( ( bm_w & mask ) > 0 );
|
||||
// printf("%i ", pointer_b_bit, pointer_w_bit );
|
||||
if ((bm_b & mask) > 0 ) {
|
||||
*cursor = 0;
|
||||
} else if (( bm_w & mask) > 0 ) {
|
||||
*cursor = 1;
|
||||
}
|
||||
mask >>= 1;
|
||||
|
||||
// pointer_b_bit = ( ( bm_b & mask ) > 0 );
|
||||
// pointer_w_bit = ( ( bm_w & mask ) > 0 );
|
||||
// printf("%i ", pointer_b_bit, pointer_w_bit );
|
||||
|
||||
if ( ( bm_b & mask ) > 0 ) {
|
||||
*cursor = 0;
|
||||
} else if ( ( bm_w & mask ) > 0 ) {
|
||||
*cursor = 1;
|
||||
}
|
||||
mask >>= 1;
|
||||
|
||||
}
|
||||
// printf("\n");
|
||||
}
|
||||
// printf("\n");
|
||||
|
||||
im_data += image->bytes_per_line;
|
||||
}
|
||||
}
|
||||
break;
|
||||
default:
|
||||
fprintf(stderr,"input image bits_per_pixel %i not supported with mouse pointer capture ... aborting!\n",
|
||||
image->bits_per_pixel);
|
||||
exit(1);
|
||||
im_data += image->bytes_per_line;
|
||||
}
|
||||
}
|
||||
break;
|
||||
default:
|
||||
av_log(s1, AV_LOG_ERROR, "input image bits_per_pixel %i not supported with mouse pointer capture ... aborting!\n",
|
||||
image->bits_per_pixel);
|
||||
exit(1);
|
||||
|
||||
#endif
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user