diff options
Diffstat (limited to 'libavformat/oggparsecelt.c')
| -rw-r--r-- | libavformat/oggparsecelt.c | 29 |
1 files changed, 11 insertions, 18 deletions
diff --git a/libavformat/oggparsecelt.c b/libavformat/oggparsecelt.c index 0deccc2d08..f3c2c1a632 100644 --- a/libavformat/oggparsecelt.c +++ b/libavformat/oggparsecelt.c @@ -1,21 +1,21 @@ /* - * Xiph CELT / Opus parser for Ogg + * Xiph CELT parser for Ogg * Copyright (c) 2011 Nicolas George * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -44,16 +44,12 @@ static int celt_header(AVFormatContext *s, int idx) uint32_t version, sample_rate, nb_channels, frame_size; uint32_t overlap, extra_headers; - uint8_t *extradata; - extradata = av_malloc(2 * sizeof(uint32_t) + - FF_INPUT_BUFFER_PADDING_SIZE); priv = av_malloc(sizeof(struct oggcelt_private)); - if (!extradata || !priv) { - av_free(extradata); - av_free(priv); + if (!priv) + return AVERROR(ENOMEM); + if (ff_alloc_extradata(st->codec, 2 * sizeof(uint32_t)) < 0) return AVERROR(ENOMEM); - } version = AV_RL32(p + 28); /* unused header size field skipped */ sample_rate = AV_RL32(p + 36); @@ -62,21 +58,18 @@ static int celt_header(AVFormatContext *s, int idx) overlap = AV_RL32(p + 48); /* unused bytes per packet field skipped */ extra_headers = AV_RL32(p + 56); - av_free(os->private); - av_free(st->codec->extradata); st->codec->codec_type = AVMEDIA_TYPE_AUDIO; st->codec->codec_id = AV_CODEC_ID_CELT; st->codec->sample_rate = sample_rate; st->codec->channels = nb_channels; st->codec->frame_size = frame_size; - st->codec->extradata = extradata; - st->codec->extradata_size = 2 * sizeof(uint32_t); if (sample_rate) avpriv_set_pts_info(st, 64, 1, sample_rate); priv->extra_headers_left = 1 + extra_headers; + av_free(os->private); os->private = priv; - AV_WL32(extradata + 0, overlap); - AV_WL32(extradata + 4, version); + AV_WL32(st->codec->extradata + 0, overlap); + AV_WL32(st->codec->extradata + 4, version); return 1; } else if (priv && priv->extra_headers_left) { /* Extra headers (vorbiscomment) */ |