diff --git a/libavdevice/Makefile b/libavdevice/Makefile index cf6cac2a4d..21ca954eeb 100644 --- a/libavdevice/Makefile +++ b/libavdevice/Makefile @@ -23,8 +23,10 @@ OBJS-$(CONFIG_DSHOW_INDEV) += dshow.o dshow_enummediatypes.o \ dshow_enumpins.o dshow_filter.o \ dshow_pin.o dshow_common.o OBJS-$(CONFIG_DV1394_INDEV) += dv1394.o -OBJS-$(CONFIG_FBDEV_INDEV) += fbdev_dec.o -OBJS-$(CONFIG_FBDEV_OUTDEV) += fbdev_enc.o +OBJS-$(CONFIG_FBDEV_INDEV) += fbdev_dec.o \ + fbdev_common.o +OBJS-$(CONFIG_FBDEV_OUTDEV) += fbdev_enc.o \ + fbdev_common.o OBJS-$(CONFIG_IEC61883_INDEV) += iec61883.o OBJS-$(CONFIG_JACK_INDEV) += jack_audio.o timefilter.o OBJS-$(CONFIG_LAVFI_INDEV) += lavfi.o diff --git a/libavdevice/fbdev_common.c b/libavdevice/fbdev_common.c new file mode 100644 index 0000000000..eb8f3d2581 --- /dev/null +++ b/libavdevice/fbdev_common.c @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2011 Stefano Sabatini + * Copyright (c) 2009 Giliard B. de Freitas + * Copyright (C) 2002 Gunnar Monell + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "fbdev_common.h" +#include "libavutil/common.h" + +struct rgb_pixfmt_map_entry { + int bits_per_pixel; + int red_offset, green_offset, blue_offset, alpha_offset; + enum AVPixelFormat pixfmt; +}; + +static const struct rgb_pixfmt_map_entry rgb_pixfmt_map[] = { + // bpp, red_offset, green_offset, blue_offset, alpha_offset, pixfmt + { 32, 0, 8, 16, 24, AV_PIX_FMT_RGBA }, + { 32, 16, 8, 0, 24, AV_PIX_FMT_BGRA }, + { 32, 8, 16, 24, 0, AV_PIX_FMT_ARGB }, + { 32, 3, 2, 8, 0, AV_PIX_FMT_ABGR }, + { 24, 0, 8, 16, 0, AV_PIX_FMT_RGB24 }, + { 24, 16, 8, 0, 0, AV_PIX_FMT_BGR24 }, + { 16, 11, 5, 0, 16, AV_PIX_FMT_RGB565 }, +}; + +enum AVPixelFormat ff_get_pixfmt_from_fb_varinfo(struct fb_var_screeninfo *varinfo) +{ + int i; + + for (i = 0; i < FF_ARRAY_ELEMS(rgb_pixfmt_map); i++) { + const struct rgb_pixfmt_map_entry *entry = &rgb_pixfmt_map[i]; + if (entry->bits_per_pixel == varinfo->bits_per_pixel && + entry->red_offset == varinfo->red.offset && + entry->green_offset == varinfo->green.offset && + entry->blue_offset == varinfo->blue.offset) + return entry->pixfmt; + } + + return AV_PIX_FMT_NONE; +} diff --git a/libavdevice/fbdev_common.h b/libavdevice/fbdev_common.h new file mode 100644 index 0000000000..ecbb8250f1 --- /dev/null +++ b/libavdevice/fbdev_common.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2011 Stefano Sabatini + * Copyright (c) 2009 Giliard B. de Freitas + * Copyright (C) 2002 Gunnar Monell + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVDEVICE_FBDEV_COMMON_H +#define AVDEVICE_FBDEV_COMMON_H + +#include +#include "libavutil/pixfmt.h" + +enum AVPixelFormat ff_get_pixfmt_from_fb_varinfo(struct fb_var_screeninfo *varinfo); + +#endif /* AVDEVICE_FBDEV_COMMON_H */ diff --git a/libavdevice/fbdev_dec.c b/libavdevice/fbdev_dec.c index b49052ef6f..14ebab35c9 100644 --- a/libavdevice/fbdev_dec.c +++ b/libavdevice/fbdev_dec.c @@ -41,41 +41,9 @@ #include "libavutil/time.h" #include "libavutil/parseutils.h" #include "libavutil/pixdesc.h" -#include "avdevice.h" #include "libavformat/internal.h" - -struct rgb_pixfmt_map_entry { - int bits_per_pixel; - int red_offset, green_offset, blue_offset, alpha_offset; - enum AVPixelFormat pixfmt; -}; - -static const struct rgb_pixfmt_map_entry rgb_pixfmt_map[] = { - // bpp, red_offset, green_offset, blue_offset, alpha_offset, pixfmt - { 32, 0, 8, 16, 24, AV_PIX_FMT_RGBA }, - { 32, 16, 8, 0, 24, AV_PIX_FMT_BGRA }, - { 32, 8, 16, 24, 0, AV_PIX_FMT_ARGB }, - { 32, 3, 2, 8, 0, AV_PIX_FMT_ABGR }, - { 24, 0, 8, 16, 0, AV_PIX_FMT_RGB24 }, - { 24, 16, 8, 0, 0, AV_PIX_FMT_BGR24 }, - { 16, 11, 5, 0, 16, AV_PIX_FMT_RGB565 }, -}; - -static enum AVPixelFormat get_pixfmt_from_fb_varinfo(struct fb_var_screeninfo *varinfo) -{ - int i; - - for (i = 0; i < FF_ARRAY_ELEMS(rgb_pixfmt_map); i++) { - const struct rgb_pixfmt_map_entry *entry = &rgb_pixfmt_map[i]; - if (entry->bits_per_pixel == varinfo->bits_per_pixel && - entry->red_offset == varinfo->red.offset && - entry->green_offset == varinfo->green.offset && - entry->blue_offset == varinfo->blue.offset) - return entry->pixfmt; - } - - return AV_PIX_FMT_NONE; -} +#include "avdevice.h" +#include "fbdev_common.h" typedef struct { AVClass *class; ///< class for private options @@ -131,7 +99,7 @@ static av_cold int fbdev_read_header(AVFormatContext *avctx) goto fail; } - pix_fmt = get_pixfmt_from_fb_varinfo(&fbdev->varinfo); + pix_fmt = ff_get_pixfmt_from_fb_varinfo(&fbdev->varinfo); if (pix_fmt == AV_PIX_FMT_NONE) { ret = AVERROR(EINVAL); av_log(avctx, AV_LOG_ERROR, diff --git a/libavdevice/fbdev_enc.c b/libavdevice/fbdev_enc.c index be9309372e..9e769381ab 100644 --- a/libavdevice/fbdev_enc.c +++ b/libavdevice/fbdev_enc.c @@ -28,6 +28,7 @@ #include "libavutil/mem.h" #include "libavutil/opt.h" #include "libavformat/avformat.h" +#include "fbdev_common.h" typedef struct { AVClass *class; ///< class for private options @@ -40,39 +41,6 @@ typedef struct { uint8_t *data; ///< framebuffer data } FBDevContext; -struct rgb_pixfmt_map_entry { - int bits_per_pixel; - int red_offset, green_offset, blue_offset, alpha_offset; - enum AVPixelFormat pixfmt; -}; - -static const struct rgb_pixfmt_map_entry rgb_pixfmt_map[] = { - // bpp, red_offset, green_offset, blue_offset, alpha_offset, pixfmt - { 32, 0, 8, 16, 24, AV_PIX_FMT_RGBA }, - { 32, 16, 8, 0, 24, AV_PIX_FMT_BGRA }, - { 32, 8, 16, 24, 0, AV_PIX_FMT_ARGB }, - { 32, 3, 2, 8, 0, AV_PIX_FMT_ABGR }, - { 24, 0, 8, 16, 0, AV_PIX_FMT_RGB24 }, - { 24, 16, 8, 0, 0, AV_PIX_FMT_BGR24 }, - { 16, 11, 5, 0, 16, AV_PIX_FMT_RGB565 }, -}; - -static enum AVPixelFormat get_pixfmt_from_fb_varinfo(struct fb_var_screeninfo *varinfo) -{ - int i; - - for (i = 0; i < FF_ARRAY_ELEMS(rgb_pixfmt_map); i++) { - const struct rgb_pixfmt_map_entry *entry = &rgb_pixfmt_map[i]; - if (entry->bits_per_pixel == varinfo->bits_per_pixel && - entry->red_offset == varinfo->red.offset && - entry->green_offset == varinfo->green.offset && - entry->blue_offset == varinfo->blue.offset) - return entry->pixfmt; - } - - return AV_PIX_FMT_NONE; -} - static av_cold int fbdev_write_header(AVFormatContext *h) { FBDevContext *fbdev = h->priv_data; @@ -116,7 +84,7 @@ static av_cold int fbdev_write_header(AVFormatContext *h) goto fail; } - pix_fmt = get_pixfmt_from_fb_varinfo(&fbdev->varinfo); + pix_fmt = ff_get_pixfmt_from_fb_varinfo(&fbdev->varinfo); if (pix_fmt == AV_PIX_FMT_NONE) { ret = AVERROR(EINVAL); av_log(h, AV_LOG_ERROR, "Framebuffer pixel format not supported.\n"); @@ -157,7 +125,7 @@ static int fbdev_write_packet(AVFormatContext *h, AVPacket *pkt) av_log(h, AV_LOG_WARNING, "Error refreshing variable info: %s\n", av_err2str(AVERROR(errno))); - fb_pix_fmt = get_pixfmt_from_fb_varinfo(&fbdev->varinfo); + fb_pix_fmt = ff_get_pixfmt_from_fb_varinfo(&fbdev->varinfo); if (fb_pix_fmt != video_pix_fmt) { av_log(h, AV_LOG_ERROR, "Pixel format %s is not supported, use %s\n",