From 1cebd16350229d2ab1441f5061079ce9240fb22f Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Sun, 2 Nov 2014 16:47:23 +0100
Subject: player: add --chapters-file option

Note that you can't pass .cue or .edl files to it, at least not yet.

Requested in context of allowing to specify custom chapters. For that
to work well, we probably need to add some sort of chapter metadata
pseudo-demuxer.
---
 player/loadfile.c | 30 +++++++++++++++++++++++++-----
 1 file changed, 25 insertions(+), 5 deletions(-)

(limited to 'player')

diff --git a/player/loadfile.c b/player/loadfile.c
index c4ddf51cc5..a7905a8a36 100644
--- a/player/loadfile.c
+++ b/player/loadfile.c
@@ -779,20 +779,40 @@ static void print_timeline(struct MPContext *mpctx)
 
 static void load_chapters(struct MPContext *mpctx)
 {
-    if (!mpctx->chapters && mpctx->master_demuxer &&
-        mpctx->master_demuxer->num_chapters)
-    {
-        int count = mpctx->master_demuxer->num_chapters;
+    struct demuxer *src = mpctx->master_demuxer;
+    bool free_src = false;
+    char *chapter_file = mpctx->opts->chapter_file;
+    if (chapter_file && chapter_file[0]) {
+        struct stream *stream = stream_create(chapter_file, STREAM_READ,
+                                        mpctx->playback_abort, mpctx->global);
+        if (stream) {
+            struct demuxer *demux = demux_open(stream, NULL, NULL, mpctx->global);
+            if (demux) {
+                src = demux;
+                free_src = true;
+            }
+        }
+        talloc_free(mpctx->chapters);
+        mpctx->chapters = NULL;
+    }
+    if (src && !mpctx->chapters) {
+        talloc_free(mpctx->chapters);
+        int count = src->num_chapters;
         mpctx->chapters = talloc_array(NULL, struct chapter, count);
         mpctx->num_chapters = count;
         for (int n = 0; n < count; n++) {
-            struct demux_chapter *dchapter = &mpctx->master_demuxer->chapters[n];
+            struct demux_chapter *dchapter = &src->chapters[n];
             mpctx->chapters[n] = (struct chapter){
                 .start = dchapter->start / 1e9,
                 .name = talloc_strdup(mpctx->chapters, dchapter->name),
             };
         }
     }
+    if (free_src) {
+        struct stream *s = src->stream;
+        free_demuxer(src);
+        free_stream(s);
+    }
 }
 
 static void load_per_file_options(m_config_t *conf,
-- 
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