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Diffstat (limited to '')
-rw-r--r-- | lib/libucsi/mpeg/muxcode_descriptor.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/lib/libucsi/mpeg/muxcode_descriptor.h b/lib/libucsi/mpeg/muxcode_descriptor.h new file mode 100644 index 0000000..6bed334 --- /dev/null +++ b/lib/libucsi/mpeg/muxcode_descriptor.h @@ -0,0 +1,82 @@ +/* + * section and descriptor parser + * + * Copyright (C) 2005 Kenneth Aafloy (kenneth@linuxtv.org) + * Copyright (C) 2005 Andrew de Quincey (adq_dvb@lidskialf.net) + * + * This library 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. + * + * This library 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 this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA + */ + +#ifndef _UCSI_MPEG_MUXCODE_DESCRIPTOR +#define _UCSI_MPEG_MUXCODE_DESCRIPTOR 1 + +#ifdef __cplusplus +extern "C" +{ +#endif + +#include <libucsi/descriptor.h> +#include <libucsi/endianops.h> + +/** + * mpeg_muxcode_descriptor structure + */ +struct mpeg_muxcode_descriptor { + struct descriptor d; + + /* uint8_t entries[] */ +} __ucsi_packed; + +/** + * Process an mpeg_muxcode_descriptor. + * + * @param d Pointer to a generic descriptor structure. + * @return Pointer to an mpeg_muxcode_descriptor structure, or NULL on error. + */ +static inline struct mpeg_muxcode_descriptor* + mpeg_muxcode_descriptor_codec(struct descriptor* d) +{ + return (struct mpeg_muxcode_descriptor*) d; +} + +/** + * Retrieve pointer to entries field of an mpeg_muxcode_descriptor structure. + * + * @param d Generic descriptor structure. + * @return Pointer to the entries field. + */ +static inline uint8_t * + mpeg_muxcode_descriptor_entries(struct mpeg_muxcode_descriptor *d) +{ + return (uint8_t *) d + sizeof(struct mpeg_muxcode_descriptor); +} + +/** + * Determine length of entries field of an mpeg_muxcode_descriptor structure. + * + * @param d Generic descriptor structure. + * @return Number of bytes in the entries field. + */ +static inline int + mpeg_muxcode_descriptor_entries_length(struct mpeg_muxcode_descriptor *d) +{ + return d->d.len; +} + +#ifdef __cplusplus +} +#endif + +#endif |