aarch64: vp8: Port bilin functions from arm version

[ffmpeg] / libavcodec / avpacket.c

diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c
index dfaf045036e3db092ad0c3515882034247514964..c705df3d5933c0191cbb6beb6d1a1506828248d7 100644 (file)
--- a/libavcodec/avpacket.c
+++ b/libavcodec/avpacket.c
@@ -34,7 +34,11 @@ void av_init_packet(AVPacket *pkt)
     pkt->dts                  = AV_NOPTS_VALUE;
     pkt->pos                  = -1;
     pkt->duration             = 0;
+#if FF_API_CONVERGENCE_DURATION
+FF_DISABLE_DEPRECATION_WARNINGS
     pkt->convergence_duration = 0;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
     pkt->flags                = 0;
     pkt->stream_index         = 0;
     pkt->buf                  = NULL;
@@ -42,10 +46,30 @@ void av_init_packet(AVPacket *pkt)
     pkt->side_data_elems      = 0;
 }
 
+AVPacket *av_packet_alloc(void)
+{
+    AVPacket *pkt = av_mallocz(sizeof(AVPacket));
+    if (!pkt)
+        return pkt;
+
+    av_packet_unref(pkt);
+
+    return pkt;
+}
+
+void av_packet_free(AVPacket **pkt)
+{
+    if (!pkt || !*pkt)
+        return;
+
+    av_packet_unref(*pkt);
+    av_freep(pkt);
+}
+
 static int packet_alloc(AVBufferRef **buf, int size)
 {
     int ret;
-    if ((unsigned)size >= (unsigned)size + AV_INPUT_BUFFER_PADDING_SIZE)
+    if (size < 0 || size >= INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE)
         return AVERROR(EINVAL);
 
     ret = av_buffer_realloc(buf, size + AV_INPUT_BUFFER_PADDING_SIZE);
@@ -124,6 +148,8 @@ int av_packet_from_data(AVPacket *pkt, uint8_t *data, int size)
     return 0;
 }
 
+#if FF_API_AVPACKET_OLD_API
+FF_DISABLE_DEPRECATION_WARNINGS
 #define ALLOC_MALLOC(data, size) data = av_malloc(size)
 #define ALLOC_BUF(data, size)                \
 do {                                         \
@@ -180,9 +206,11 @@ int av_dup_packet(AVPacket *pkt)
     return 0;
 
 failed_alloc:
-    av_free_packet(pkt);
+    av_packet_unref(pkt);
     return AVERROR(ENOMEM);
 }
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
 
 void av_packet_free_side_data(AVPacket *pkt)
 {
@@ -193,6 +221,8 @@ void av_packet_free_side_data(AVPacket *pkt)
     pkt->side_data_elems = 0;
 }
 
+#if FF_API_AVPACKET_OLD_API
+FF_DISABLE_DEPRECATION_WARNINGS
 void av_free_packet(AVPacket *pkt)
 {
     if (pkt) {
@@ -204,30 +234,52 @@ void av_free_packet(AVPacket *pkt)
         av_packet_free_side_data(pkt);
     }
 }
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
 
-uint8_t *av_packet_new_side_data(AVPacket *pkt, enum AVPacketSideDataType type,
-                                 int size)
+int av_packet_add_side_data(AVPacket *pkt, enum AVPacketSideDataType type,
+                            uint8_t *data, size_t size)
 {
+    AVPacketSideData *tmp;
     int elems = pkt->side_data_elems;
 
     if ((unsigned)elems + 1 > INT_MAX / sizeof(*pkt->side_data))
-        return NULL;
-    if ((unsigned)size > INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE)
-        return NULL;
+        return AVERROR(ERANGE);
 
-    pkt->side_data = av_realloc(pkt->side_data,
-                                (elems + 1) * sizeof(*pkt->side_data));
-    if (!pkt->side_data)
-        return NULL;
+    tmp = av_realloc(pkt->side_data, (elems + 1) * sizeof(*tmp));
+    if (!tmp)
+        return AVERROR(ENOMEM);
 
-    pkt->side_data[elems].data = av_malloc(size + AV_INPUT_BUFFER_PADDING_SIZE);
-    if (!pkt->side_data[elems].data)
-        return NULL;
+    pkt->side_data = tmp;
+    pkt->side_data[elems].data = data;
     pkt->side_data[elems].size = size;
     pkt->side_data[elems].type = type;
     pkt->side_data_elems++;
 
-    return pkt->side_data[elems].data;
+    return 0;
+}
+
+
+uint8_t *av_packet_new_side_data(AVPacket *pkt, enum AVPacketSideDataType type,
+                                 int size)
+{
+    int ret;
+    uint8_t *data;
+
+    if (!size || (unsigned)size > INT_MAX - AV_INPUT_BUFFER_PADDING_SIZE)
+        return NULL;
+    data = av_malloc(size + AV_INPUT_BUFFER_PADDING_SIZE);
+    if (!data)
+        return NULL;
+    memset(data + size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
+
+    ret = av_packet_add_side_data(pkt, type, data, size);
+    if (ret < 0) {
+        av_freep(&data);
+        return NULL;
+    }
+
+    return data;
 }
 
 uint8_t *av_packet_get_side_data(AVPacket *pkt, enum AVPacketSideDataType type,
@@ -269,7 +321,11 @@ int av_packet_copy_props(AVPacket *dst, const AVPacket *src)
     dst->dts                  = src->dts;
     dst->pos                  = src->pos;
     dst->duration             = src->duration;
+#if FF_API_CONVERGENCE_DURATION
+FF_DISABLE_DEPRECATION_WARNINGS
     dst->convergence_duration = src->convergence_duration;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
     dst->flags                = src->flags;
     dst->stream_index         = src->stream_index;
 
@@ -298,7 +354,7 @@ void av_packet_unref(AVPacket *pkt)
     pkt->size = 0;
 }
 
-int av_packet_ref(AVPacket *dst, AVPacket *src)
+int av_packet_ref(AVPacket *dst, const AVPacket *src)
 {
     int ret;
 
@@ -311,26 +367,44 @@ int av_packet_ref(AVPacket *dst, AVPacket *src)
         if (ret < 0)
             goto fail;
         memcpy(dst->buf->data, src->data, src->size);
+
+        dst->data = dst->buf->data;
     } else {
         dst->buf = av_buffer_ref(src->buf);
         if (!dst->buf) {
             ret = AVERROR(ENOMEM);
             goto fail;
         }
+        dst->data = src->data;
     }
 
     dst->size = src->size;
-    dst->data = dst->buf->data;
+
     return 0;
 fail:
     av_packet_free_side_data(dst);
     return ret;
 }
 
+AVPacket *av_packet_clone(const AVPacket *src)
+{
+    AVPacket *ret = av_packet_alloc();
+
+    if (!ret)
+        return ret;
+
+    if (av_packet_ref(ret, src))
+        av_packet_free(&ret);
+
+    return ret;
+}
+
 void av_packet_move_ref(AVPacket *dst, AVPacket *src)
 {
     *dst = *src;
     av_init_packet(src);
+    src->data = NULL;
+    src->size = 0;
 }
 
 void av_packet_rescale_ts(AVPacket *pkt, AVRational src_tb, AVRational dst_tb)
@@ -341,6 +415,10 @@ void av_packet_rescale_ts(AVPacket *pkt, AVRational src_tb, AVRational dst_tb)
         pkt->dts = av_rescale_q(pkt->dts, src_tb, dst_tb);
     if (pkt->duration > 0)
         pkt->duration = av_rescale_q(pkt->duration, src_tb, dst_tb);
+#if FF_API_CONVERGENCE_DURATION
+FF_DISABLE_DEPRECATION_WARNINGS
     if (pkt->convergence_duration > 0)
         pkt->convergence_duration = av_rescale_q(pkt->convergence_duration, src_tb, dst_tb);
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
 }