diff options
Diffstat (limited to 'contrib/ffmpeg/libavcodec/pnm_parser.c')
-rw-r--r-- | contrib/ffmpeg/libavcodec/pnm_parser.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/contrib/ffmpeg/libavcodec/pnm_parser.c b/contrib/ffmpeg/libavcodec/pnm_parser.c deleted file mode 100644 index f5212f024..000000000 --- a/contrib/ffmpeg/libavcodec/pnm_parser.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - * PNM image parser - * Copyright (c) 2002, 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 "parser.h" //for ParseContext -#include "pnm.h" - - -static int pnm_parse(AVCodecParserContext *s, - AVCodecContext *avctx, - const uint8_t **poutbuf, int *poutbuf_size, - const uint8_t *buf, int buf_size) -{ - ParseContext *pc = s->priv_data; - PNMContext pnmctx; - int next; - - for(; pc->overread>0; pc->overread--){ - pc->buffer[pc->index++]= pc->buffer[pc->overread_index++]; - } -retry: - if(pc->index){ - pnmctx.bytestream_start= - pnmctx.bytestream= pc->buffer; - pnmctx.bytestream_end= pc->buffer + pc->index; - }else{ - pnmctx.bytestream_start= - pnmctx.bytestream= (uint8_t *) buf; /* casts avoid warnings */ - pnmctx.bytestream_end= (uint8_t *) buf + buf_size; - } - if(ff_pnm_decode_header(avctx, &pnmctx) < 0){ - if(pnmctx.bytestream < pnmctx.bytestream_end){ - if(pc->index){ - pc->index=0; - }else{ - buf++; - buf_size--; - } - goto retry; - } -#if 0 - if(pc->index && pc->index*2 + FF_INPUT_BUFFER_PADDING_SIZE < pc->buffer_size && buf_size > pc->index){ - memcpy(pc->buffer + pc->index, buf, pc->index); - pc->index += pc->index; - buf += pc->index; - buf_size -= pc->index; - goto retry; - } -#endif - next= END_NOT_FOUND; - }else{ - next= pnmctx.bytestream - pnmctx.bytestream_start - + avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height); - if(pnmctx.bytestream_start!=buf) - next-= pc->index; - if(next > buf_size) - next= END_NOT_FOUND; - } - - if(ff_combine_frame(pc, next, &buf, &buf_size)<0){ - *poutbuf = NULL; - *poutbuf_size = 0; - return buf_size; - } - *poutbuf = buf; - *poutbuf_size = buf_size; - return next; -} - -AVCodecParser pnm_parser = { - { CODEC_ID_PGM, CODEC_ID_PGMYUV, CODEC_ID_PPM, CODEC_ID_PBM, CODEC_ID_PAM}, - sizeof(ParseContext), - NULL, - pnm_parse, - ff_parse_close, -}; |