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author | k-m_schindler <k-m_schindler@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2013-07-27 23:22:10 +0000 |
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committer | k-m_schindler <k-m_schindler@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2013-07-27 23:22:10 +0000 |
commit | 046dc6d2805e75c755b65f64cc492bdc11ea0ce8 (patch) | |
tree | f3f0620425acbbe6d950b7341f2f9b94965d6dc0 /src/lib/ffmpeg-1.2/libavutil/dict.pas | |
parent | eacbe2e3f59745c59679635394aef83279f4ba4f (diff) | |
download | usdx-046dc6d2805e75c755b65f64cc492bdc11ea0ce8.tar.gz usdx-046dc6d2805e75c755b65f64cc492bdc11ea0ce8.tar.xz usdx-046dc6d2805e75c755b65f64cc492bdc11ea0ce8.zip |
first chunk of ffmpeg updates. libavutil parts. version still to be done.
git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@3003 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to '')
-rw-r--r-- | src/lib/ffmpeg-1.2/libavutil/dict.pas | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/src/lib/ffmpeg-1.2/libavutil/dict.pas b/src/lib/ffmpeg-1.2/libavutil/dict.pas new file mode 100644 index 00000000..5d827e29 --- /dev/null +++ b/src/lib/ffmpeg-1.2/libavutil/dict.pas @@ -0,0 +1,120 @@ +(* + * AVDictionary + * copyright (c) 2011 Karl-Michael Schindler <karl-michael.schindler@web.de> + * + * 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 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 + * + * This is a part of the Pascal port of ffmpeg. + * + * Conversion of libavutil/dict.h + * avutil version 52.13.100 + * + *) + +const + AV_DICT_MATCH_CASE = 1; + AV_DICT_IGNORE_SUFFIX = 2; + AV_DICT_DONT_STRDUP_KEY = 4; (**< Take ownership of a key that's been + allocated with av_malloc() and children. *) + AV_DICT_DONT_STRDUP_VAL = 8; (**< Take ownership of a value that's been + allocated with av_malloc() and chilren. *) + AV_DICT_DONT_OVERWRITE = 16; (**< Don't overwrite existing entries. *) + AV_DICT_APPEND = 32; (**< If the entry already exists, append to it. Note that no + delimiter is added, the strings are simply concatenated. *) + +type + PAVDictionaryEntry = ^TAVDictionaryEntry; + TAVDictionaryEntry = record + key: PAnsiChar; + value: PAnsiChar; + end; + +(* with the "help" of libavutil/dict.c: *) + + PPAVDictionary = ^PAVDictionary; + PAVDictionary = ^TAVDictionary; + TAVDictionary = record + count: cint; + elems: PAVDictionaryEntry; + end; + +(** + * Get a dictionary entry with matching key. + * + * @param prev Set to the previous matching element to find the next. + * If set to NULL the first matching element is returned. + * @param flags Allows case as well as suffix-insensitive comparisons. + * @return Found entry or NULL, changing key or value leads to undefined behavior. + *) +function av_dict_get(m: PAVDictionary; {const} key: PAnsiChar; {const} prev: PAVDictionaryEntry; flags: cint): PAVDictionaryEntry; + cdecl; external av__util; + +(** + * Get number of entries in dictionary. + * + * @param m dictionary + * @return number of entries in dictionary + *) +function av_dict_count({const} m: PAVDictionary): cint; + cdecl; external av__util; + +(** + * Set the given entry in *pm, overwriting an existing entry. + * + * @param pm pointer to a pointer to a dictionary struct. If *pm is NULL + * a dictionary struct is allocated and put in *pm. + * @param key entry key to add to *pm (will be av_strduped depending on flags) + * @param value entry value to add to *pm (will be av_strduped depending on flags). + * Passing a NULL value will cause an existing entry to be deleted. + * @return >= 0 on success otherwise an error code <0 + *) +function av_dict_set(var pm: PAVDictionary; {const} key: PAnsiChar; {const} value: PAnsiChar; flags: cint): cint; + cdecl; external av__util; + +(** + * Parse the key/value pairs list and add to a dictionary. + * + * @param key_val_sep a 0-terminated list of characters used to separate + * key from value + * @param pairs_sep a 0-terminated list of characters used to separate + * two pairs from each other + * @param flags flags to use when adding to dictionary. + * AV_DICT_DONT_STRDUP_KEY and AV_DICT_DONT_STRDUP_VAL + * are ignored since the key/value tokens will always + * be duplicated. + * @return 0 on success, negative AVERROR code on failure + *) +function av_dict_parse_string(var pm: PAVDictionary; {const} str: PAnsiChar; + {const} key_val_sep: PAnsiChar; {const} pairs_sep: PAnsiChar; + flags: cint): cint; + cdecl; external av__util; + +(** + * Copy entries from one AVDictionary struct into another. + * @param dst pointer to a pointer to a AVDictionary struct. If *dst is NULL, + * this function will allocate a struct for you and put it in *dst + * @param src pointer to source AVDictionary struct + * @param flags flags to use when setting entries in *dst + * @note metadata is read using the AV_DICT_IGNORE_SUFFIX flag + *) +procedure av_dict_copy(var dst: PAVDictionary; src: PAVDictionary; flags: cint); + cdecl; external av__util; + +(** + * Free all the memory allocated for an AVDictionary struct + * and all keys and values. + *) +procedure av_dict_free(var m: PAVDictionary); + cdecl; external av__util; |