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| author | Tobias Rapp <t.rapp@noa-archive.com> | 2016-02-11 13:35:20 +0100 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2016-02-11 13:50:46 +0100 |
| commit | 6889deba68fcc3d9f1015f10392dea38b2fcd028 (patch) | |
| tree | 7572748c17f893d162367894a13c3d4ccff7a72a /libavfilter | |
| parent | 202f97872891071a24bc383ac07dd7e233ee4343 (diff) | |
| download | ffmpeg-streaming-6889deba68fcc3d9f1015f10392dea38b2fcd028.zip ffmpeg-streaming-6889deba68fcc3d9f1015f10392dea38b2fcd028.tar.gz | |
avfilter/f_metadata: add starts_with string function
Signed-off-by: Tobias Rapp <t.rapp@noa-archive.com>
Diffstat (limited to 'libavfilter')
| -rw-r--r-- | libavfilter/f_metadata.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavfilter/f_metadata.c b/libavfilter/f_metadata.c index 9246a2a..6c9317a 100644 --- a/libavfilter/f_metadata.c +++ b/libavfilter/f_metadata.c @@ -49,6 +49,7 @@ enum MetadataMode { enum MetadataFunction { METADATAF_STRING, + METADATAF_STARTS_WITH, METADATAF_LESS, METADATAF_EQUAL, METADATAF_GREATER, @@ -102,6 +103,7 @@ static const AVOption filt_name##_options[] = { \ { "value", "set metadata value", OFFSET(value), AV_OPT_TYPE_STRING, {.str = NULL }, 0, 0, FLAGS }, \ { "function", "function for comparing values", OFFSET(function), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, METADATAF_NB-1, FLAGS, "function" }, \ { "string", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = METADATAF_STRING }, 0, 3, FLAGS, "function" }, \ + { "starts_with", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = METADATAF_STARTS_WITH }, 0, 0, FLAGS, "function" }, \ { "less", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = METADATAF_LESS }, 0, 3, FLAGS, "function" }, \ { "equal", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = METADATAF_EQUAL }, 0, 3, FLAGS, "function" }, \ { "greater", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = METADATAF_GREATER }, 0, 3, FLAGS, "function" }, \ @@ -117,6 +119,11 @@ static int string(MetadataContext *s, const char *value1, const char *value2, si return !strncmp(value1, value2, length); } +static int starts_with(MetadataContext *s, const char *value1, const char *value2, size_t length) +{ + return !strncmp(value1, value2, strlen(value2)); +} + static int equal(MetadataContext *s, const char *value1, const char *value2, size_t length) { float f1, f2; @@ -201,6 +208,9 @@ static av_cold int init(AVFilterContext *ctx) case METADATAF_STRING: s->compare = string; break; + case METADATAF_STARTS_WITH: + s->compare = starts_with; + break; case METADATAF_LESS: s->compare = less; break; |
