X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fg729_parser.c;h=010f688104edb2fd6e20eab15a782d727b99c316;hb=5663301560d77486c7f7c03c1aa5f542fab23c24;hp=d13c990807af632e29737758ec9e8c394d6af806;hpb=762c2b5dcd99a08452299cd1f83070f88115f1f3;p=ffmpeg

diff --git a/libavcodec/g729_parser.c b/libavcodec/g729_parser.c
index d13c990807a..010f688104e 100644
--- a/libavcodec/g729_parser.c
+++ b/libavcodec/g729_parser.c
@@ -45,12 +45,20 @@ static int g729_parse(AVCodecParserContext *s1, AVCodecContext *avctx,
     int next;
 
     if (!s->block_size) {
-        av_assert1(avctx->codec_id == AV_CODEC_ID_G729);
         /* FIXME: replace this heuristic block_size with more precise estimate */
         s->block_size = (avctx->bit_rate < 8000) ? G729D_6K4_BLOCK_SIZE : G729_8K_BLOCK_SIZE;
+        if (avctx->codec_id == AV_CODEC_ID_ACELP_KELVIN)
+            s->block_size++;
+        s->block_size *= avctx->channels;
         s->duration   = avctx->frame_size;
     }
 
+    if (!s->block_size) {
+        *poutbuf      = buf;
+        *poutbuf_size = buf_size;
+        return buf_size;
+    }
+
     if (!s->remaining)
         s->remaining = s->block_size;
     if (s->remaining <= buf_size) {
@@ -75,7 +83,7 @@ static int g729_parse(AVCodecParserContext *s1, AVCodecContext *avctx,
 }
 
 AVCodecParser ff_g729_parser = {
-    .codec_ids      = { AV_CODEC_ID_G729 },
+    .codec_ids      = { AV_CODEC_ID_G729, AV_CODEC_ID_ACELP_KELVIN },
     .priv_data_size = sizeof(G729ParseContext),
     .parser_parse   = g729_parse,
     .parser_close   = ff_parse_close,