diff mbox series

[FFmpeg-devel,6/7] avcodec/aacdec_template: mark second LFE element as LFE2

Message ID 20200801110730.30642-7-jeebjp@gmail.com
State Accepted
Headers show
Series 22.2 channel layout support for AAC decoding
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Context Check Description
andriy/default pending
andriy/make success Make finished
andriy/make_fate success Make fate finished

Commit Message

Jan Ekström Aug. 1, 2020, 11:07 a.m. UTC
We now have the capability to do this.
---
 libavcodec/aacdec_template.c | 9 +++++++++
 1 file changed, 9 insertions(+)
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Patch

diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
index a473e1bad7..21db12fdab 100644
--- a/libavcodec/aacdec_template.c
+++ b/libavcodec/aacdec_template.c
@@ -368,6 +368,15 @@  static uint64_t sniff_channel_order(uint8_t (*layout_map)[3], int tags)
         };
         i++;
     }
+    if (i < tags && layout_map[i][2] == AAC_CHANNEL_LFE) {
+        e2c_vec[i] = (struct elem_to_channel) {
+            .av_position  = AV_CH_LOW_FREQUENCY_2,
+            .syn_ele      = TYPE_LFE,
+            .elem_id      = layout_map[i][1],
+            .aac_position = AAC_CHANNEL_LFE
+        };
+        i++;
+    }
     while (i < tags && layout_map[i][2] == AAC_CHANNEL_LFE) {
         e2c_vec[i] = (struct elem_to_channel) {
             .av_position  = UINT64_MAX,