diff options
Diffstat (limited to 'libavformat/riff.h')
| -rw-r--r-- | libavformat/riff.h | 36 |
1 files changed, 31 insertions, 5 deletions
diff --git a/libavformat/riff.h b/libavformat/riff.h index 761f92ed8f..8579a953c8 100644 --- a/libavformat/riff.h +++ b/libavformat/riff.h @@ -2,20 +2,20 @@ * RIFF common functions and data * copyright (c) 2000 Fabrice Bellard * - * 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 */ @@ -44,7 +44,7 @@ void ff_end_tag(AVIOContext *pb, int64_t start); * bits_per_encoded_sample fields. Does not read extradata. * @return codec tag */ -int ff_get_bmp_header(AVIOContext *pb, AVStream *st); +int ff_get_bmp_header(AVIOContext *pb, AVStream *st, unsigned *esize); void ff_put_bmp_header(AVIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf); int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc); @@ -56,8 +56,34 @@ extern const AVCodecTag ff_codec_wav_tags[]; void ff_parse_specific_params(AVCodecContext *stream, int *au_rate, int *au_ssize, int *au_scale); +typedef uint8_t ff_asf_guid[16]; + int ff_read_riff_info(AVFormatContext *s, int64_t size); +#define FF_PRI_GUID \ + "%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x" +#define FF_ARG_GUID(g) \ + g[0],g[1],g[2],g[3],g[4],g[5],g[6],g[7],g[8],g[9],g[10],g[11],g[12],g[13],g[14],g[15] + +static av_always_inline int ff_guidcmp(const void *g1, const void *g2) +{ + return memcmp(g1, g2, sizeof(ff_asf_guid)); +} + +void ff_get_guid(AVIOContext *s, ff_asf_guid *g); + +typedef struct { + enum AVCodecID id; + ff_asf_guid guid; +} AVCodecGuid; + +enum AVCodecID ff_codec_guid_get_id(const AVCodecGuid *guids, ff_asf_guid guid); + +extern const AVCodecGuid ff_codec_wav_guids[]; + +#define FF_MEDIASUBTYPE_BASE_GUID \ + 0x00,0x00,0x10,0x00,0x80,0x00,0x00,0xAA,0x00,0x38,0x9B,0x71 + /** * Write all recognized RIFF tags from s->metadata */ |