From f099d3d1d5466bd63f4ab36270d169ff9ea613b8 Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Tue, 22 Jan 2013 02:41:54 +0100 Subject: Add av_log_{ask_for_sample|missing_feature} replacements to libavutil This allows reporting missing features and requesting samples from all libraries in a standard way; with a simplified API. --- libavutil/log.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'libavutil/log.c') diff --git a/libavutil/log.c b/libavutil/log.c index 80129769f6..bd46b0c054 100644 --- a/libavutil/log.c +++ b/libavutil/log.c @@ -32,10 +32,12 @@ #if HAVE_IO_H #include #endif +#include #include #include "avstring.h" #include "avutil.h" #include "common.h" +#include "internal.h" #include "log.h" static int av_log_level = AV_LOG_INFO; @@ -179,3 +181,40 @@ void av_log_set_callback(void (*callback)(void*, int, const char*, va_list)) { av_log_callback = callback; } + +static void missing_feature_sample(int sample, void *avc, const char *msg, ...) +{ + va_list argument_list; + + va_start(argument_list, msg); + + av_vlog(avc, AV_LOG_WARNING, msg, argument_list); + av_log(avc, AV_LOG_WARNING, " is not implemented. Update your Libav " + "version to the newest one from Git. If the problem still " + "occurs, it means that your file has a feature which has not " + "been implemented.\n"); + if (sample) + av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample " + "of this file to ftp://upload.libav.org/incoming/ " + "and contact the libav-devel mailing list.\n"); + + va_end(argument_list); +} + +void avpriv_request_sample(void *avc, const char *msg, ...) +{ + va_list argument_list; + + va_start(argument_list, msg); + missing_feature_sample(1, avc, msg, argument_list); + va_end(argument_list); +} + +void avpriv_report_missing_feature(void *avc, const char *msg, ...) +{ + va_list argument_list; + + va_start(argument_list, msg); + missing_feature_sample(0, avc, msg, argument_list); + va_end(argument_list); +} -- cgit v1.2.3