h264.c: constify all uses of H264Context in slice and lower-level functions

[ffmpeg] / libavcodec / utils.c

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index a36e96087ef0c6c863c94edb5013d6cfd6087591..f1acd780dc12f631dff6f7f3ba055234c180996f 100644 (file)
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -147,7 +147,7 @@ int ff_set_sar(AVCodecContext *avctx, AVRational sar)
     int ret = av_image_check_sar(avctx->width, avctx->height, sar);
 
     if (ret < 0) {
-        av_log(avctx, AV_LOG_WARNING, "ignoring invalid SAR: %u/%u\n",
+        av_log(avctx, AV_LOG_WARNING, "ignoring invalid SAR: %d/%d\n",
                sar.num, sar.den);
         avctx->sample_aspect_ratio = (AVRational){ 0, 1 };
         return ret;
@@ -1049,8 +1049,12 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
     }
 
     entangled_thread_counter++;
-    if (entangled_thread_counter != 1) {
-        av_log(avctx, AV_LOG_ERROR, "insufficient thread locking around avcodec_open/close()\n");
+    if (entangled_thread_counter != 1 &&
+        !(codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE)) {
+        av_log(avctx, AV_LOG_ERROR,
+               "Insufficient thread locking. At least %d threads are "
+               "calling avcodec_open2() at the same time right now.\n",
+               entangled_thread_counter);
         ret = -1;
         goto end;
     }
@@ -1283,6 +1287,10 @@ end:
 
     return ret;
 free_and_end:
+    if (avctx->codec &&
+        (avctx->codec->caps_internal & FF_CODEC_CAP_INIT_CLEANUP))
+        avctx->codec->close(avctx);
+
     av_dict_free(&tmp);
     av_freep(&avctx->priv_data);
     if (avctx->internal) {