From 7c147900b86c0f1cf030b7b844c670649c80c191 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Storsj=C3=B6?= <martin@martin.st>
Date: Wed, 13 Mar 2013 12:29:43 +0200
Subject: [PATCH] ismindex: Factorize code for printing chunk duration lists
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Signed-off-by: Martin Storsjö <martin@martin.st>
---
 tools/ismindex.c | 41 +++++++++++++++++++----------------------
 1 file changed, 19 insertions(+), 22 deletions(-)

diff --git a/tools/ismindex.c b/tools/ismindex.c
index 0a01c901d2..89b33e51ba 100644
--- a/tools/ismindex.c
+++ b/tools/ismindex.c
@@ -405,6 +405,23 @@ static void output_server_manifest(struct Tracks *tracks,
     fclose(out);
 }
 
+static void print_track_chunks(FILE *out, struct Tracks *tracks, int main,
+                               const char *type)
+{
+    int i, j;
+    struct Track *track = tracks->tracks[main];
+    for (i = 0; i < track->chunks; i++) {
+        for (j = main + 1; j < tracks->nb_tracks; j++) {
+            if (tracks->tracks[j]->is_audio == track->is_audio &&
+                track->offsets[i].duration != tracks->tracks[j]->offsets[i].duration)
+                fprintf(stderr, "Mismatched duration of %s chunk %d in %s and %s\n",
+                        type, i, track->name, tracks->tracks[j]->name);
+        }
+        fprintf(out, "\t\t<c n=\"%d\" d=\"%d\" />\n",
+                i, track->offsets[i].duration);
+    }
+}
+
 static void output_client_manifest(struct Tracks *tracks,
                                    const char *basename, int split)
 {
@@ -450,17 +467,7 @@ static void output_client_manifest(struct Tracks *tracks,
                 fprintf(stderr, "Mismatched number of video chunks in %s and %s\n",
                         track->name, first_track->name);
         }
-        track = first_track;
-        for (i = 0; i < track->chunks; i++) {
-            for (j = tracks->video_track + 1; j < tracks->nb_tracks; j++) {
-                if (tracks->tracks[j]->is_video &&
-                    track->offsets[i].duration != tracks->tracks[j]->offsets[i].duration)
-                    fprintf(stderr, "Mismatched duration of video chunk %d in %s and %s\n",
-                            i, track->name, tracks->tracks[j]->name);
-            }
-            fprintf(out, "\t\t<c n=\"%d\" d=\"%d\" />\n", i,
-                    track->offsets[i].duration);
-        }
+        print_track_chunks(out, tracks, tracks->video_track, "video");
         fprintf(out, "\t</StreamIndex>\n");
     }
     if (tracks->audio_track >= 0) {
@@ -491,17 +498,7 @@ static void output_client_manifest(struct Tracks *tracks,
                 fprintf(stderr, "Mismatched number of audio chunks in %s and %s\n",
                         track->name, first_track->name);
         }
-        track = first_track;
-        for (i = 0; i < track->chunks; i++) {
-            for (j = tracks->audio_track + 1; j < tracks->nb_tracks; j++) {
-                if (tracks->tracks[j]->is_audio &&
-                    track->offsets[i].duration != tracks->tracks[j]->offsets[i].duration)
-                    fprintf(stderr, "Mismatched duration of audio chunk %d in %s and %s\n",
-                            i, track->name, tracks->tracks[j]->name);
-            }
-            fprintf(out, "\t\t<c n=\"%d\" d=\"%d\" />\n",
-                    i, track->offsets[i].duration);
-        }
+        print_track_chunks(out, tracks, tracks->audio_track, "audio");
         fprintf(out, "\t</StreamIndex>\n");
     }
     fprintf(out, "</SmoothStreamingMedia>\n");