2 files changed, 23 insertions, 9 deletions

diff --git a/src/audio/player.c b/src/audio/player.c
index 2d6767ea..5b9d0103 100644
--- a/src/audio/player.c
+++ b/src/audio/player.c
@@ -146,6 +146,7 @@ iDeclareType(ContentSpec)
 struct Impl_ContentSpec {
     SDL_AudioFormat inputFormat;
     SDL_AudioSpec   output;
+    size_t          totalInputSize;
     uint64_t        totalSamples;
     iRanges         wavData;
 };
@@ -167,6 +168,7 @@ struct Impl_Decoder {
     SDL_AudioFormat   inputFormat;
     iInputBuf *       input;
     size_t            inputPos;
+    size_t            totalInputSize;
     iSampleBuf        output;
     iMutex            outputMutex;
     uint64_t          currentSample;
@@ -305,6 +307,7 @@ void init_Decoder(iDecoder *d, iInputBuf *input, const iContentSpec *spec) {
     d->input       = input;
     d->inputPos    = spec->wavData.start;
     d->inputFormat = spec->inputFormat;
+    d->totalInputSize = spec->totalInputSize;
     init_SampleBuf(&d->output,
                    spec->output.format,
                    spec->output.channels,
@@ -365,7 +368,7 @@ static iContentSpec contentSpec_Player_(const iPlayer *d) {
             /* Not WAV. */
             return content;
         }
-        readU32_Stream(is); /* file size */
+        content.totalInputSize = readU32_Stream(is); /* file size */
         readData_Buffer(buf, 4, magic);
         if (memcmp(magic, "WAVE", 4)) {
             /* Not WAV. */
@@ -550,3 +553,13 @@ float duration_Player(const iPlayer *d) {
     if (!d->decoder) return 0;
     return (float) ((double) d->decoder->totalSamples / (double) d->spec.freq);
 }
+
+float streamProgress_Player(const iPlayer *d) {
+    if (d->decoder->totalInputSize) {
+        lock_Mutex(&d->data->mtx);
+        const double inputSize = size_InputBuf(d->data);
+        unlock_Mutex(&d->data->mtx);
+        return (float) iMin(1.0, (double) inputSize / (double) d->decoder->totalInputSize);
+    }
+    return 0;
+}
diff --git a/src/audio/player.h b/src/audio/player.h
index 5c17ef6c..c3552640 100644
--- a/src/audio/player.h
+++ b/src/audio/player.h
@@ -36,11 +36,12 @@ enum iPlayerUpdate {
 void    setFormatHint_Player    (iPlayer *, const char *hint);
 void    updateSourceData_Player (iPlayer *, const iBlock *data, enum iPlayerUpdate update);
 
-iBool   start_Player        (iPlayer *);
-void    setPaused_Player    (iPlayer *, iBool isPaused);
-void    stop_Player         (iPlayer *);
-
-iBool   isStarted_Player    (const iPlayer *);
-iBool   isPaused_Player     (const iPlayer *);
-float   time_Player         (const iPlayer *);
-float   duration_Player     (const iPlayer *);
+iBool   start_Player            (iPlayer *);
+void    setPaused_Player        (iPlayer *, iBool isPaused);
+void    stop_Player             (iPlayer *);
+
+iBool   isStarted_Player        (const iPlayer *);
+iBool   isPaused_Player         (const iPlayer *);
+float   time_Player             (const iPlayer *);
+float   duration_Player         (const iPlayer *);
+float   streamProgress_Player   (const iPlayer *); /* normalized 0...1 */