* AIFF/AIFF-C muxer
* Copyright (c) 2006 Patrick Guimond
*
- * 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
*/
+#include "libavutil/intfloat.h"
#include "avformat.h"
+#include "internal.h"
#include "aiff.h"
#include "avio_internal.h"
AIFFOutputContext *aiff = s->priv_data;
AVIOContext *pb = s->pb;
AVCodecContext *enc = s->streams[0]->codec;
- AVExtFloat sample_rate;
+ uint64_t sample_rate;
int aifc = 0;
/* First verify if format is ok */
avio_wb16(pb, enc->bits_per_coded_sample); /* Sample size */
- sample_rate = av_dbl2ext((double)enc->sample_rate);
- avio_write(pb, (uint8_t*)&sample_rate, sizeof(sample_rate));
+ sample_rate = av_double2int(enc->sample_rate);
+ avio_wb16(pb, (sample_rate >> 52) + (16383 - 1023));
+ avio_wb64(pb, UINT64_C(1) << 63 | sample_rate << 11);
if (aifc) {
avio_wl32(pb, enc->codec_tag);
avio_wb32(pb, 0); /* Data offset */
avio_wb32(pb, 0); /* Block-size (block align) */
- av_set_pts_info(s->streams[0], 64, 1, s->streams[0]->codec->sample_rate);
+ avpriv_set_pts_info(s->streams[0], 64, 1, s->streams[0]->codec->sample_rate);
/* Data is starting here */
avio_flush(pb);
end_size++;
}
- if (!url_is_streamed(s->pb)) {
+ if (s->pb->seekable) {
/* File length */
avio_seek(pb, aiff->form, SEEK_SET);
avio_wb32(pb, file_size - aiff->form - 4);
}
AVOutputFormat ff_aiff_muxer = {
- "aiff",
- NULL_IF_CONFIG_SMALL("Audio IFF"),
- "audio/aiff",
- "aif,aiff,afc,aifc",
- sizeof(AIFFOutputContext),
- CODEC_ID_PCM_S16BE,
- CODEC_ID_NONE,
- aiff_write_header,
- aiff_write_packet,
- aiff_write_trailer,
- .codec_tag= (const AVCodecTag* const []){ff_codec_aiff_tags, 0},
+ .name = "aiff",
+ .long_name = NULL_IF_CONFIG_SMALL("Audio IFF"),
+ .mime_type = "audio/aiff",
+ .extensions = "aif,aiff,afc,aifc",
+ .priv_data_size = sizeof(AIFFOutputContext),
+ .audio_codec = AV_CODEC_ID_PCM_S16BE,
+ .video_codec = AV_CODEC_ID_NONE,
+ .write_header = aiff_write_header,
+ .write_packet = aiff_write_packet,
+ .write_trailer = aiff_write_trailer,
+ .codec_tag = (const AVCodecTag* const []){ ff_codec_aiff_tags, 0 },
};