From 1c02b58412db2646ba6e57a7e305d26482b9bc0d Mon Sep 17 00:00:00 2001
From: Romain Vimont <rom@rom1v.com>
Date: Fri, 11 Feb 2022 19:35:47 +0100
Subject: [PATCH] Remove sc_demuxer_parse()

Now that the key frame flag is known, parsing the packet is useless.
---
 app/src/demuxer.c | 28 +---------------------------
 1 file changed, 1 insertion(+), 27 deletions(-)

diff --git a/app/src/demuxer.c b/app/src/demuxer.c
index 417abd27..96c0192a 100644
--- a/app/src/demuxer.c
+++ b/app/src/demuxer.c
@@ -73,6 +73,7 @@ sc_demuxer_recv_packet(struct sc_demuxer *demuxer, AVPacket *packet) {
         packet->flags |= AV_PKT_FLAG_KEY;
     }
 
+    packet->dts = packet->pts;
     return true;
 }
 
@@ -89,28 +90,6 @@ push_packet_to_sinks(struct sc_demuxer *demuxer, const AVPacket *packet) {
     return true;
 }
 
-static void
-sc_demuxer_parse(struct sc_demuxer *demuxer, AVPacket *packet) {
-    uint8_t *in_data = packet->data;
-    int in_len = packet->size;
-    uint8_t *out_data = NULL;
-    int out_len = 0;
-    int r = av_parser_parse2(demuxer->parser, demuxer->codec_ctx,
-                             &out_data, &out_len, in_data, in_len,
-                             AV_NOPTS_VALUE, AV_NOPTS_VALUE, -1);
-
-    // PARSER_FLAG_COMPLETE_FRAMES is set
-    assert(r == in_len);
-    (void) r;
-    assert(out_len == in_len);
-
-    if (demuxer->parser->key_frame == 1) {
-        packet->flags |= AV_PKT_FLAG_KEY;
-    }
-
-    packet->dts = packet->pts;
-}
-
 static bool
 sc_demuxer_push_packet(struct sc_demuxer *demuxer, AVPacket *packet) {
     bool is_config = packet->pts == AV_NOPTS_VALUE;
@@ -150,11 +129,6 @@ sc_demuxer_push_packet(struct sc_demuxer *demuxer, AVPacket *packet) {
         }
     }
 
-    if (!is_config) {
-        // data packet
-        sc_demuxer_parse(demuxer, packet);
-    }
-
     bool ok = push_packet_to_sinks(demuxer, packet);
 
     if (!is_config && demuxer->pending) {