1 files changed, 41 insertions, 0 deletions
diff --git a/chromium/media/base/decoder.h b/chromium/media/base/decoder.h
index 8ebec529466..fb43f9ca369 100644
--- a/chromium/media/base/decoder.h
+++ b/chromium/media/base/decoder.h
@@ -14,6 +14,47 @@
 
 namespace media {
 
+// List of known AudioDecoder implementations; recorded to UKM, always add new
+// values to the end and do not reorder or delete values from this list.
+enum class AudioDecoderType : int {
+  kUnknown = 0,     // Decoder name string is not recognized or n/a.
+  kFFmpeg = 1,      // FFmpegAudioDecoder
+  kMojo = 2,        // MojoAudioDecoder
+  kDecrypting = 3,  // DecryptingAudioDecoder
+  kMediaCodec = 4,  // MediaCodecAudioDecoder (Android)
+  kBroker = 5,      // AudioDecoderBroker
+
+  kMaxValue = kBroker  // Keep this at the end and equal to the last entry.
+};
+
+// List of known VideoDecoder implementations; recorded to UKM, always add new
+// values to the end and do not reorder or delete values from this list.
+enum class VideoDecoderType : int {
+  kUnknown = 0,  // Decoder name string is not recognized or n/a.
+  // kGpu = 1,      // GpuVideoDecoder (DEPRECATED)
+  kFFmpeg = 2,      // FFmpegVideoDecoder
+  kVpx = 3,         // VpxVideoDecoder
+  kAom = 4,         // AomVideoDecoder
+  kMojo = 5,        // MojoVideoDecoder
+  kDecrypting = 6,  // DecryptingVideoDecoder
+  kDav1d = 7,       // Dav1dVideoDecoder
+  kFuchsia = 8,     // FuchsiaVideoDecoder
+  kMediaCodec = 9,  // MediaCodecVideoDecoder (Android)
+  kGav1 = 10,       // Gav1VideoDecoder
+  kD3D11 = 11,      // D3D11VideoDecoder
+  kVaapi = 12,      // VaapiVideoDecodeAccelerator
+  kBroker = 13,     // VideoDecoderBroker (Webcodecs)
+  kVda = 14,        // VDAVideoDecoder
+
+  // Chromeos uses VideoDecoderPipeline. This could potentially become more
+  // granulated in the future.
+  kChromeOs = 15,
+  kMaxValue = kChromeOs  // Keep this at the end and equal to the last entry.
+};
+
+MEDIA_EXPORT std::string GetDecoderName(AudioDecoderType type);
+MEDIA_EXPORT std::string GetDecoderName(VideoDecoderType type);
+
 class MEDIA_EXPORT Decoder {
  public:
   virtual ~Decoder();