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lavfi: move ff_parse_pixel_format() to vf_format, its only caller

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The only thing this function does beyond calling av_get_pix_fmt() is
falling back onto parsing the argument as a number. No other filters
should need to do this.
This commit is contained in:
Anton Khirnov 2024-08-15 22:00:50 +02:00
parent 1afe42852b
commit f4bfdf7893
3 changed files with 16 additions and 27 deletions
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15
libavfilter/formats.c
View File

@ -939,21 +939,6 @@ int ff_default_query_formats(AVFilterContext *ctx)
/* internal functions for parsing audio format arguments */
int ff_parse_pixel_format(enum AVPixelFormat *ret, const char *arg, void *log_ctx)
{
char *tail;
int pix_fmt = av_get_pix_fmt(arg);
if (pix_fmt == AV_PIX_FMT_NONE) {
pix_fmt = strtol(arg, &tail, 0);
if (*tail || !av_pix_fmt_desc_get(pix_fmt)) {
av_log(log_ctx, AV_LOG_ERROR, "Invalid pixel format '%s'\n", arg);
return AVERROR(EINVAL);
}
}
*ret = pix_fmt;
return 0;
}
int ff_parse_sample_rate(int *ret, const char *arg, void *log_ctx)
{
char *tail;

11
libavfilter/internal.h
View File

@ -35,17 +35,6 @@ int ff_fmt_is_regular_yuv(enum AVPixelFormat fmt);
/* Functions to parse audio format arguments */
/**
* Parse a pixel format.
*
* @param ret pixel format pointer to where the value should be written
* @param arg string to parse
* @param log_ctx log context
* @return >= 0 in case of success, a negative AVERROR code on error
*/
av_warn_unused_result
int ff_parse_pixel_format(enum AVPixelFormat *ret, const char *arg, void *log_ctx);
/**
* Parse a sample rate.
*

17
libavfilter/vf_format.c
View File

@ -86,6 +86,21 @@ static av_cold int invert_formats(AVFilterFormats **fmts,
return 0;
}
static int parse_pixel_format(enum AVPixelFormat *ret, const char *arg, void *log_ctx)
{
char *tail;
int pix_fmt = av_get_pix_fmt(arg);
if (pix_fmt == AV_PIX_FMT_NONE) {
pix_fmt = strtol(arg, &tail, 0);
if (*tail || !av_pix_fmt_desc_get(pix_fmt)) {
av_log(log_ctx, AV_LOG_ERROR, "Invalid pixel format '%s'\n", arg);
return AVERROR(EINVAL);
}
}
*ret = pix_fmt;
return 0;
}
static av_cold int init(AVFilterContext *ctx)
{
FormatContext *s = ctx->priv;
@ -96,7 +111,7 @@ static av_cold int init(AVFilterContext *ctx)
sep = strchr(cur, '|');
if (sep && *sep)
*sep++ = 0;
if ((ret = ff_parse_pixel_format(&pix_fmt, cur, ctx)) < 0 ||
if ((ret = parse_pixel_format(&pix_fmt, cur, ctx)) < 0 ||
(ret = ff_add_format(&s->formats, pix_fmt)) < 0)
return ret;
}