76 lines
2.8 KiB
Diff
76 lines
2.8 KiB
Diff
From 75549414927212d4d1666730133805b33447de79 Mon Sep 17 00:00:00 2001
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From: John Stebbins <jstebbins.hb@gmail.com>
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Date: Tue, 3 Nov 2015 10:16:01 -0800
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Subject: [PATCH] muxavformat: add support for mp4 fallback audio signalling
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---
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diff --git a/libhb/muxavformat.c b/libhb/muxavformat.c
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index 0d70597..373c2ab 100644
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--- a/libhb/muxavformat.c
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+++ b/libhb/muxavformat.c
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@@ -121,7 +121,7 @@ static int avformatInit( hb_mux_object_t * m )
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hb_mux_data_t * track;
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int meta_mux;
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int max_tracks;
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- int ii, ret;
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+ int ii, jj, ret;
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int clock_min, clock_max, clock;
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hb_video_framerate_get_limits(&clock_min, &clock_max, &clock);
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@@ -589,6 +589,56 @@ static int avformatInit( hb_mux_object_t * m )
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}
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}
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+ // Check for audio track associations
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+ for (ii = 0; ii < hb_list_count(job->list_audio); ii++)
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+ {
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+ audio = hb_list_item(job->list_audio, ii);
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+ switch (audio->config.out.codec & HB_ACODEC_MASK)
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+ {
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+ case HB_ACODEC_FFAAC:
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+ case HB_ACODEC_CA_AAC:
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+ case HB_ACODEC_CA_HAAC:
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+ case HB_ACODEC_FDK_AAC:
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+ case HB_ACODEC_FDK_HAAC:
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+ break;
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+
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+ default:
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+ {
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+ // Mark associated fallback audio tracks for any non-aac track
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+ for(jj = 0; jj < hb_list_count( job->list_audio ); jj++ )
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+ {
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+ hb_audio_t * fallback;
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+ int codec;
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+
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+ if (ii == jj) continue;
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+
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+ fallback = hb_list_item( job->list_audio, jj );
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+ codec = fallback->config.out.codec & HB_ACODEC_MASK;
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+ if (fallback->config.in.track == audio->config.in.track &&
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+ (codec == HB_ACODEC_FFAAC ||
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+ codec == HB_ACODEC_CA_AAC ||
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+ codec == HB_ACODEC_CA_HAAC ||
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+ codec == HB_ACODEC_FDK_AAC ||
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+ codec == HB_ACODEC_FDK_HAAC))
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+ {
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+ hb_mux_data_t * fallback_track;
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+ int * sd;
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+
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+ track = audio->priv.mux_data;
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+ fallback_track = fallback->priv.mux_data;
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+ sd = (int*)av_stream_new_side_data(track->st,
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+ AV_PKT_DATA_FALLBACK_TRACK,
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+ sizeof(int));
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+ if (sd != NULL)
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+ {
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+ *sd = fallback_track->st->index;
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+ }
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+ }
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+ }
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+ } break;
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+ }
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+ }
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+
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char * subidx_fmt =
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"size: %dx%d\n"
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"org: %d, %d\n"
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