avpacket: Replace av_free_packet with av_packet_unref

`av_packet_unref` matches the AVFrame ref-counted API and can be used as
a drop in replacement.

Deprecate `av_free_packet`.

7 files changed, 8 insertions, 8 deletions

diff --git a/libavdevice/alsa_dec.c b/libavdevice/alsa_dec.c
index 2cc5b7d574..e7819ec18a 100644
--- a/libavdevice/alsa_dec.c
+++ b/libavdevice/alsa_dec.c
@@ -128,14 +128,14 @@ static int audio_read_packet(AVFormatContext *s1, AVPacket *pkt)
 
     while ((res = snd_pcm_readi(s->h, pkt->data, pkt->size / s->frame_size)) < 0) {
         if (res == -EAGAIN) {
-            av_free_packet(pkt);
+            av_packet_unref(pkt);
 
             return AVERROR(EAGAIN);
         }
         if (ff_alsa_xrun_recover(s1, res) < 0) {
             av_log(s1, AV_LOG_ERROR, "ALSA read error: %s\n",
                    snd_strerror(res));
-            av_free_packet(pkt);
+            av_packet_unref(pkt);
 
             return AVERROR(EIO);
         }
diff --git a/libavdevice/jack.c b/libavdevice/jack.c
index aa9348df09..24c23e8c84 100644
--- a/libavdevice/jack.c
+++ b/libavdevice/jack.c
@@ -220,7 +220,7 @@ static void free_pkt_fifo(AVFifoBuffer *fifo)
     AVPacket pkt;
     while (av_fifo_size(fifo)) {
         av_fifo_generic_read(fifo, &pkt, sizeof(pkt), NULL);
-        av_free_packet(&pkt);
+        av_packet_unref(&pkt);
     }
     av_fifo_free(fifo);
 }
diff --git a/libavdevice/oss_dec.c b/libavdevice/oss_dec.c
index 3f786cc356..24d357110c 100644
--- a/libavdevice/oss_dec.c
+++ b/libavdevice/oss_dec.c
@@ -82,7 +82,7 @@ static int audio_read_packet(AVFormatContext *s1, AVPacket *pkt)
 
     ret = read(s->fd, pkt->data, pkt->size);
     if (ret <= 0){
-        av_free_packet(pkt);
+        av_packet_unref(pkt);
         pkt->size = 0;
         if (ret<0)  return AVERROR(errno);
         else        return AVERROR_EOF;
diff --git a/libavdevice/pulse.c b/libavdevice/pulse.c
index aaff4478d4..0e8bd09e15 100644
--- a/libavdevice/pulse.c
+++ b/libavdevice/pulse.c
@@ -133,7 +133,7 @@ static int pulse_read_packet(AVFormatContext *s, AVPacket *pkt)
     if ((pa_simple_read(pd->s, pkt->data, pkt->size, &res)) < 0) {
         av_log(s, AV_LOG_ERROR, "pa_simple_read failed: %s\n",
                pa_strerror(res));
-        av_free_packet(pkt);
+        av_packet_unref(pkt);
         return AVERROR(EIO);
     }
 
diff --git a/libavdevice/sndio_dec.c b/libavdevice/sndio_dec.c
index 7ebb8c3ccc..5d40a7a5e2 100644
--- a/libavdevice/sndio_dec.c
+++ b/libavdevice/sndio_dec.c
@@ -67,7 +67,7 @@ static int audio_read_packet(AVFormatContext *s1, AVPacket *pkt)
 
     ret = sio_read(s->hdl, pkt->data, pkt->size);
     if (ret == 0 || sio_eof(s->hdl)) {
-        av_free_packet(pkt);
+        av_packet_unref(pkt);
         return AVERROR_EOF;
     }
 
diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
index 40eabc4f21..41dc0a12f8 100644
--- a/libavdevice/v4l2.c
+++ b/libavdevice/v4l2.c
@@ -508,7 +508,7 @@ static int mmap_read_frame(AVFormatContext *ctx, AVPacket *pkt)
         if (res < 0) {
             res = AVERROR(errno);
             av_log(ctx, AV_LOG_ERROR, "ioctl(VIDIOC_QBUF)\n");
-            av_free_packet(pkt);
+            av_packet_unref(pkt);
             return res;
         }
         avpriv_atomic_int_add_and_fetch(&s->buffers_queued, 1);
diff --git a/libavdevice/vfwcap.c b/libavdevice/vfwcap.c
index 154f550b00..cc73e82bd0 100644
--- a/libavdevice/vfwcap.c
+++ b/libavdevice/vfwcap.c
@@ -233,7 +233,7 @@ static int vfw_read_close(AVFormatContext *s)
     pktl = ctx->pktl;
     while (pktl) {
         AVPacketList *next = pktl->next;
-        av_free_packet(&pktl->pkt);
+        av_packet_unref(&pktl->pkt);
         av_free(pktl);
         pktl = next;
     }