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author | Diego Biurrun <diego@biurrun.de> | 2007-02-09 08:37:56 +0000 |
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committer | Diego Biurrun <diego@biurrun.de> | 2007-02-09 08:37:56 +0000 |
commit | f2390590e03d2b090572d48f4b9cd8f1f90acc18 (patch) | |
tree | f8aba9c53d08c04855f25441c1c10c0272d2938b /libavformat/yuv.c | |
parent | f248d017a71e51750cdd54c6283e4d4a9ca829e6 (diff) | |
download | ffmpeg-streaming-f2390590e03d2b090572d48f4b9cd8f1f90acc18.zip ffmpeg-streaming-f2390590e03d2b090572d48f4b9cd8f1f90acc18.tar.gz |
Remove obsolete imgformat1 leftovers.
Originally committed as revision 7894 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/yuv.c')
-rw-r--r-- | libavformat/yuv.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/libavformat/yuv.c b/libavformat/yuv.c deleted file mode 100644 index fe52cde..0000000 --- a/libavformat/yuv.c +++ /dev/null @@ -1,161 +0,0 @@ -/* - * .Y.U.V image format - * Copyright (c) 2003 Fabrice Bellard. - * - * 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 "avformat.h" - -static int sizes[][2] = { - { 640, 480 }, - { 720, 480 }, - { 720, 576 }, - { 352, 288 }, - { 352, 240 }, - { 160, 128 }, - { 512, 384 }, - { 640, 352 }, - { 640, 240 }, -}; - -static int infer_size(int *width_ptr, int *height_ptr, int size) -{ - int i; - - for(i=0;i<sizeof(sizes)/sizeof(sizes[0]);i++) { - if ((sizes[i][0] * sizes[i][1]) == size) { - *width_ptr = sizes[i][0]; - *height_ptr = sizes[i][1]; - return 0; - } - } - return -1; -} - -static int yuv_read(ByteIOContext *f, - int (*alloc_cb)(void *opaque, AVImageInfo *info), void *opaque) -{ - ByteIOContext pb1, *pb = &pb1; - int img_size, ret; - char fname[1024], *p; - int size; - URLContext *h; - AVImageInfo info1, *info = &info1; - - img_size = url_fsize(f); - - /* XXX: hack hack */ - h = url_fileno(f); - url_get_filename(h, fname, sizeof(fname)); - - if (infer_size(&info->width, &info->height, img_size) < 0) { - return AVERROR_IO; - } - info->pix_fmt = PIX_FMT_YUV420P; - - ret = alloc_cb(opaque, info); - if (ret) - return ret; - - size = info->width * info->height; - - p = strrchr(fname, '.'); - if (!p || p[1] != 'Y') - return AVERROR_IO; - - get_buffer(f, info->pict.data[0], size); - - p[1] = 'U'; - if (url_fopen(pb, fname, URL_RDONLY) < 0) - return AVERROR_IO; - - get_buffer(pb, info->pict.data[1], size / 4); - url_fclose(pb); - - p[1] = 'V'; - if (url_fopen(pb, fname, URL_RDONLY) < 0) - return AVERROR_IO; - - get_buffer(pb, info->pict.data[2], size / 4); - url_fclose(pb); - return 0; -} - -static int yuv_write(ByteIOContext *pb2, AVImageInfo *info) -{ - ByteIOContext pb1, *pb; - char fname[1024], *p; - int i, j, width, height; - uint8_t *ptr; - URLContext *h; - static const char *ext = "YUV"; - - /* XXX: hack hack */ - h = url_fileno(pb2); - url_get_filename(h, fname, sizeof(fname)); - - p = strrchr(fname, '.'); - if (!p || p[1] != 'Y') - return AVERROR_IO; - - width = info->width; - height = info->height; - - for(i=0;i<3;i++) { - if (i == 1) { - width >>= 1; - height >>= 1; - } - - if (i >= 1) { - pb = &pb1; - p[1] = ext[i]; - if (url_fopen(pb, fname, URL_WRONLY) < 0) - return AVERROR_IO; - } else { - pb = pb2; - } - - ptr = info->pict.data[i]; - for(j=0;j<height;j++) { - put_buffer(pb, ptr, width); - ptr += info->pict.linesize[i]; - } - put_flush_packet(pb); - if (i >= 1) { - url_fclose(pb); - } - } - return 0; -} - -static int yuv_probe(AVProbeData *pd) -{ - if (match_ext(pd->filename, "Y")) - return AVPROBE_SCORE_MAX; - else - return 0; -} - -AVImageFormat yuv_image_format = { - "yuv", - "Y", - yuv_probe, - yuv_read, - (1 << PIX_FMT_YUV420P), - yuv_write, -}; |