Changeset a41b1ef for src

Timestamp:

Apr 25, 2016, 4:26:39 PM (9 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

b1d2be8

Parents:

8bffcff

Message:

src/io/source_apple_audio.h: add _get_duration

Location:

src/io

Files:

• source_apple_audio.c (modified) (2 diffs)
• source_apple_audio.h (modified) (1 diff)

src/io/source_apple_audio.c

@@ -312 +312 @@
   }
   // check if we are not seeking out of the file
-  SInt64 fileLengthFrames = 0;
-  UInt32 propSize = sizeof(fileLengthFrames);
-  ExtAudioFileGetProperty(s->audioFile,
-      kExtAudioFileProperty_FileLengthFrames, &propSize, &fileLengthFrames);
+  uint_t fileLengthFrames = aubio_source_apple_audio_get_duration(s);
   // compute position in the source file, before resampling
   smpl_t ratio = s->source_samplerate * 1. / s->samplerate;
@@ -364 +361 @@
 }
 
+uint_t aubio_source_apple_audio_get_duration(const aubio_source_apple_audio_t * s) {
+  SInt64 fileLengthFrames = 0;
+  UInt32 propSize = sizeof(fileLengthFrames);
+  OSStatus err = ExtAudioFileGetProperty(s->audioFile,
+      kExtAudioFileProperty_FileLengthFrames, &propSize, &fileLengthFrames);
+  if (err) {
+    char_t errorstr[20];
+    AUBIO_ERROR("source_apple_audio: Failed getting %s duration, "
+        "error in ExtAudioFileGetProperty (%s)\n", s->path,
+        getPrintableOSStatusError(errorstr, err));
+    return err;
+  }
+  return (uint_t)fileLengthFrames;
+}
+
 #endif /* HAVE_SOURCE_APPLE_AUDIO */

src/io/source_apple_audio.h

@@ -110 +110 @@
 /**
 
+  get the duration of source object, in frames
+
+  \param s source object, created with ::new_aubio_source_apple_audio
+  \return number of frames in file
+
+*/
+uint_t aubio_source_apple_audio_get_duration(const aubio_source_apple_audio_t * s);
+
+/**
+
   seek source object