diff --git a/libavformat/x11grab.c b/libavformat/x11grab.c index 64c8b3e50c..a011f317e7 100644 --- a/libavformat/x11grab.c +++ b/libavformat/x11grab.c @@ -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 #include @@ -59,345 +60,361 @@ #include #include +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 - } - } + } + } }