[FFmpeg-devel] [PATCH 19/50] avformat/flacdec: use av_packet_alloc() to allocate packets

[James Almer]

Signed-off-by: James Almer <jamr...@gmail.com>
---
 libavformat/flacdec.c | 20 ++++++++++++--------
 1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/libavformat/flacdec.c b/libavformat/flacdec.c
index 6aca4755a1..7852a79d39 100644
--- a/libavformat/flacdec.c
+++ b/libavformat/flacdec.c
@@ -259,7 +259,7 @@ static int flac_probe(const AVProbeData *p)
 static av_unused int64_t flac_read_timestamp(AVFormatContext *s, int 
stream_index,
                                              int64_t *ppos, int64_t pos_limit)
 {
-    AVPacket pkt;
+    AVPacket *pkt;
     AVStream *st = s->streams[stream_index];
     AVCodecParserContext *parser;
     int ret;
@@ -268,9 +268,12 @@ static av_unused int64_t 
flac_read_timestamp(AVFormatContext *s, int stream_inde
     if (avio_seek(s->pb, *ppos, SEEK_SET) < 0)
         return AV_NOPTS_VALUE;
 
-    av_init_packet(&pkt);
+    pkt = av_packet_alloc();
+    if (!pkt)
+        return AV_NOPTS_VALUE;
     parser = av_parser_init(st->codecpar->codec_id);
     if (!parser){
+        av_packet_free(&pkt);
         return AV_NOPTS_VALUE;
     }
     parser->flags |= PARSER_FLAG_USE_CODEC_TS;
@@ -279,20 +282,20 @@ static av_unused int64_t 
flac_read_timestamp(AVFormatContext *s, int stream_inde
         uint8_t *data;
         int size;
 
-        ret = ff_raw_read_partial_packet(s, &pkt);
+        ret = ff_raw_read_partial_packet(s, pkt);
         if (ret < 0){
             if (ret == AVERROR(EAGAIN))
                 continue;
             else {
-                av_packet_unref(&pkt);
-                av_assert1(!pkt.size);
+                av_packet_unref(pkt);
+                av_assert1(!pkt->size);
             }
         }
         av_parser_parse2(parser, st->internal->avctx,
-                         &data, &size, pkt.data, pkt.size,
-                         pkt.pts, pkt.dts, *ppos);
+                         &data, &size, pkt->data, pkt->size,
+                         pkt->pts, pkt->dts, *ppos);
 
-        av_packet_unref(&pkt);
+        av_packet_unref(pkt);
         if (size) {
             if (parser->pts != AV_NOPTS_VALUE){
                 // seeking may not have started from beginning of a frame
@@ -304,6 +307,7 @@ static av_unused int64_t 
flac_read_timestamp(AVFormatContext *s, int stream_inde
         } else if (ret < 0)
             break;
     }
+    av_packet_free(&pkt);
     av_parser_close(parser);
     return pts;
 }
-- 
2.30.0

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