X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fsoxdec.c;h=6ce1848539da02906dacad0590eeecf353ccb8a9;hb=681ed0009905a088aae2a5caf2308d89aaa80562;hp=41cf884b25a1f6d886e1ca909f030a453aca87df;hpb=72415b2adb2c25f95ceede49001bb97ed9247dbb;p=ffmpeg diff --git a/libavformat/soxdec.c b/libavformat/soxdec.c index 41cf884b25a..6ce1848539d 100644 --- a/libavformat/soxdec.c +++ b/libavformat/soxdec.c @@ -5,33 +5,36 @@ * Based on libSoX sox-fmt.c * Copyright (c) 2008 robs@users.sourceforge.net * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav 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, + * Libav 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 + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** + * @file * SoX native format demuxer - * @file libavformat/soxdec.c * @author Daniel Verkamp - * @sa http://wiki.multimedia.cx/index.php?title=SoX_native_intermediate_format + * @see http://wiki.multimedia.cx/index.php?title=SoX_native_intermediate_format */ #include "libavutil/intreadwrite.h" +#include "libavutil/intfloat.h" +#include "libavutil/dict.h" #include "avformat.h" -#include "raw.h" +#include "internal.h" +#include "pcm.h" #include "sox.h" static int sox_probe(AVProbeData *p) @@ -41,34 +44,33 @@ static int sox_probe(AVProbeData *p) return 0; } -static int sox_read_header(AVFormatContext *s, - AVFormatParameters *ap) +static int sox_read_header(AVFormatContext *s) { - ByteIOContext *pb = s->pb; + AVIOContext *pb = s->pb; unsigned header_size, comment_size; double sample_rate, sample_rate_frac; AVStream *st; - st = av_new_stream(s, 0); + st = avformat_new_stream(s, NULL); if (!st) return AVERROR(ENOMEM); st->codec->codec_type = AVMEDIA_TYPE_AUDIO; - if (get_le32(pb) == SOX_TAG) { + if (avio_rl32(pb) == SOX_TAG) { st->codec->codec_id = CODEC_ID_PCM_S32LE; - header_size = get_le32(pb); - url_fskip(pb, 8); /* sample count */ - sample_rate = av_int2dbl(get_le64(pb)); - st->codec->channels = get_le32(pb); - comment_size = get_le32(pb); + header_size = avio_rl32(pb); + avio_skip(pb, 8); /* sample count */ + sample_rate = av_int2double(avio_rl64(pb)); + st->codec->channels = avio_rl32(pb); + comment_size = avio_rl32(pb); } else { st->codec->codec_id = CODEC_ID_PCM_S32BE; - header_size = get_be32(pb); - url_fskip(pb, 8); /* sample count */ - sample_rate = av_int2dbl(get_be64(pb)); - st->codec->channels = get_be32(pb); - comment_size = get_be32(pb); + header_size = avio_rb32(pb); + avio_skip(pb, 8); /* sample count */ + sample_rate = av_int2double(avio_rb64(pb)); + st->codec->channels = avio_rb32(pb); + comment_size = avio_rb32(pb); } if (comment_size > 0xFFFFFFFFU - SOX_FIXED_HDR - 4U) { @@ -95,17 +97,17 @@ static int sox_read_header(AVFormatContext *s, if (comment_size && comment_size < UINT_MAX) { char *comment = av_malloc(comment_size+1); - if (get_buffer(pb, comment, comment_size) != comment_size) { + if (avio_read(pb, comment, comment_size) != comment_size) { av_freep(&comment); return AVERROR(EIO); } comment[comment_size] = 0; - av_metadata_set2(&s->metadata, "comment", comment, - AV_METADATA_DONT_STRDUP_VAL); + av_dict_set(&s->metadata, "comment", comment, + AV_DICT_DONT_STRDUP_VAL); } - url_fskip(pb, header_size - SOX_FIXED_HDR - comment_size); + avio_skip(pb, header_size - SOX_FIXED_HDR - comment_size); st->codec->sample_rate = sample_rate; st->codec->bits_per_coded_sample = 32; @@ -115,7 +117,7 @@ static int sox_read_header(AVFormatContext *s, st->codec->block_align = st->codec->bits_per_coded_sample * st->codec->channels / 8; - av_set_pts_info(st, 64, 1, st->codec->sample_rate); + avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate); return 0; } @@ -127,7 +129,7 @@ static int sox_read_packet(AVFormatContext *s, { int ret, size; - if (url_feof(s->pb)) + if (s->pb->eof_reached) return AVERROR_EOF; size = SOX_SAMPLES*s->streams[0]->codec->block_align; @@ -140,13 +142,11 @@ static int sox_read_packet(AVFormatContext *s, return 0; } -AVInputFormat sox_demuxer = { - "sox", - NULL_IF_CONFIG_SMALL("SoX native format"), - 0, - sox_probe, - sox_read_header, - sox_read_packet, - NULL, - pcm_read_seek, +AVInputFormat ff_sox_demuxer = { + .name = "sox", + .long_name = NULL_IF_CONFIG_SMALL("SoX native format"), + .read_probe = sox_probe, + .read_header = sox_read_header, + .read_packet = sox_read_packet, + .read_seek = ff_pcm_read_seek, };