util: added getPixel/SampleFormatName functions

Clement Champetier · Clement Champetier · commit d60088d922b1 · 2016-01-18T17:59:12.000+01:00
diff --git a/src/AvTranscoder/util.cpp b/src/AvTranscoder/util.cpp
@@ -105,6 +105,18 @@ AVSampleFormat getAVSampleFormat(const std::string& sampleFormat)
     return av_get_sample_fmt(sampleFormat.c_str());
 }
 
+std::string getPixelFormatName(const AVPixelFormat pixelFormat)
+{
+    const char* formatName = av_get_pix_fmt_name(pixelFormat);
+    return formatName ? std::string(formatName) : "";
+}
+
+std::string getSampleFormatName(const AVSampleFormat sampleFormat)
+{
+    const char* formatName = av_get_sample_fmt_name(sampleFormat);
+    return formatName ? std::string(formatName) : "";
+}
+
 NamesArray getFormatsNames()
 {
     NamesArray formatsNames;
diff --git a/src/AvTranscoder/util.hpp b/src/AvTranscoder/util.hpp
@@ -50,6 +50,18 @@ AVPixelFormat AvExport getAVPixelFormat(const std::string& pixelFormat);
 */
 AVSampleFormat AvExport getAVSampleFormat(const std::string& sampleFormat);
 
+/**
+ * @return The name of the given pixel format.
+ * @note Returns an empty string if the format is not found.
+ */
+std::string AvExport getPixelFormatName(const AVPixelFormat pixelFormat);
+
+/**
+ * @return The name of the given sample format.
+ * @note Returns an empty string if the format is not found.
+ */
+std::string AvExport getSampleFormatName(const AVSampleFormat sampleFormat);
+
 #ifndef SWIG
 /**
  * @brief Get array of short/long names of all format supported by FFmpeg / libav.
