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ffmpeg/tools: Add string value mapping to print_av_option

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This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2020-07-28 23:31:20 +02:00
parent a0d0760f6d
commit f7da7283fb
2 changed files with 48 additions and 6 deletions
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49
source/ffmpeg/tools.cpp
View file

@ -321,8 +321,8 @@ void tools::print_av_option_bool(AVCodecContext* ctx_codec, const char* option,
print_av_option_bool(ctx_codec, ctx_codec, option, text, inverse);
}
void ffmpeg::tools::print_av_option_bool(AVCodecContext* ctx_codec, void* ctx_option, const char* option,
std::string text, bool inverse)
void tools::print_av_option_bool(AVCodecContext* ctx_codec, void* ctx_option, const char* option, std::string text,
bool inverse)
{
int64_t v = 0;
if (int err = av_opt_get_int(ctx_option, option, AV_OPT_SEARCH_CHILDREN, &v); err != 0) {
@ -340,8 +340,8 @@ void tools::print_av_option_int(AVCodecContext* ctx_codec, const char* option, s
print_av_option_int(ctx_codec, ctx_codec, option, text, suffix);
}
void ffmpeg::tools::print_av_option_int(AVCodecContext* ctx_codec, void* ctx_option, const char* option,
std::string text, std::string suffix)
void tools::print_av_option_int(AVCodecContext* ctx_codec, void* ctx_option, const char* option, std::string text,
std::string suffix)
{
int64_t v = 0;
bool is_default = av_opt_is_set_to_default_by_name(ctx_option, option, AV_OPT_SEARCH_CHILDREN) > 0;
@ -364,8 +364,8 @@ void tools::print_av_option_string(AVCodecContext* ctx_codec, const char* option
print_av_option_string(ctx_codec, ctx_codec, option, text, decoder);
}
void ffmpeg::tools::print_av_option_string(AVCodecContext* ctx_codec, void* ctx_option, const char* option,
std::string text, std::function<std::string(int64_t)> decoder)
void tools::print_av_option_string(AVCodecContext* ctx_codec, void* ctx_option, const char* option, std::string text,
std::function<std::string(int64_t)> decoder)
{
int64_t v = 0;
if (int err = av_opt_get_int(ctx_option, option, AV_OPT_SEARCH_CHILDREN, &v); err != 0) {
@ -379,3 +379,40 @@ void ffmpeg::tools::print_av_option_string(AVCodecContext* ctx_codec, void* ctx_
av_opt_is_set_to_default_by_name(ctx_option, option, AV_OPT_SEARCH_CHILDREN) > 0 ? " <Default>" : "");
}
}
void tools::print_av_option_string2(AVCodecContext* ctx_codec, std::string_view option, std::string_view text,
std::function<std::string(int64_t, std::string_view)> decoder)
{
print_av_option_string2(ctx_codec, ctx_codec, option, text, decoder);
}
void tools::print_av_option_string2(AVCodecContext* ctx_codec, void* ctx_option, std::string_view option,
std::string_view text,
std::function<std::string(int64_t, std::string_view)> decoder)
{
int64_t v = 0;
if (int err = av_opt_get_int(ctx_option, option.data(), AV_OPT_SEARCH_CHILDREN, &v); err != 0) {
DLOG_INFO("[%s] %s: <Error: %s>", ctx_codec->codec->name, text.data(), tools::get_error_description(err));
} else {
std::string name = "<Unknown>";
// Find the unit for the option.
auto* unitopt = av_opt_find(ctx_option, option.data(), nullptr, 0, AV_OPT_SEARCH_CHILDREN);
if (unitopt) {
std::string_view optname;
for (auto* opt = unitopt;
(opt = av_opt_next(ctx_option, opt)) != nullptr && (strcmp(unitopt->unit, opt->unit) == 0);) {
if (opt->default_val.i64 == v)
optname = opt->name;
}
if (decoder) {
name = decoder(v, optname);
}
DLOG_INFO("[%s] %s: %s%s", ctx_codec->codec->name, text.data(), name.c_str(),
av_opt_is_set_to_default_by_name(ctx_option, option.data(), AV_OPT_SEARCH_CHILDREN) > 0
? " <Default>"
: "");
}
}
}

5
source/ffmpeg/tools.hpp
View file

@ -79,4 +79,9 @@ namespace ffmpeg::tools {
void print_av_option_string(AVCodecContext* ctx_codec, void* ctx_option, const char* option, std::string text,
std::function<std::string(int64_t)> decoder);
void print_av_option_string2(AVCodecContext* context, std::string_view option, std::string_view text,
std::function<std::string(int64_t, std::string_view)> decoder);
void print_av_option_string2(AVCodecContext* ctx_codec, void* ctx_option, std::string_view option,
std::string_view text, std::function<std::string(int64_t, std::string_view)> decoder);
} // namespace ffmpeg::tools