lavc/utils: fix a few case/punctuation inconsistencies in avcodec_open2()

libavcodec/utils.c

@@ -830,12 +830,12 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
         return 0;
 
     if ((!codec && !avctx->codec)) {
-        av_log(avctx, AV_LOG_ERROR, "No codec provided to avcodec_open2().\n");
+        av_log(avctx, AV_LOG_ERROR, "No codec provided to avcodec_open2()\n");
         return AVERROR(EINVAL);
     }
     if ((codec && avctx->codec && codec != avctx->codec)) {
         av_log(avctx, AV_LOG_ERROR, "This AVCodecContext was allocated for %s, "
-                                    "but %s passed to avcodec_open2().\n", avctx->codec->name, codec->name);
+                                    "but %s passed to avcodec_open2()\n", avctx->codec->name, codec->name);
         return AVERROR(EINVAL);
     }
     if (!codec)
@@ -855,7 +855,7 @@ 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");
+        av_log(avctx, AV_LOG_ERROR, "Insufficient thread locking around avcodec_open/close()\n");
         ret = -1;
         goto end;
     }
@@ -908,7 +908,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
     if ((avctx->coded_width || avctx->coded_height || avctx->width || avctx->height)
         && (  av_image_check_size(avctx->coded_width, avctx->coded_height, 0, avctx) < 0
            || av_image_check_size(avctx->width,       avctx->height,       0, avctx) < 0)) {
-        av_log(avctx, AV_LOG_WARNING, "ignoring invalid width/height values\n");
+        av_log(avctx, AV_LOG_WARNING, "Ignoring invalid width/height values\n");
         avcodec_set_dimensions(avctx, 0, 0);
     }
 
@@ -931,7 +931,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
     }
     if (avctx->codec_id != codec->id || (avctx->codec_type != codec->type
                                          && avctx->codec_type != AVMEDIA_TYPE_ATTACHMENT)) {
-        av_log(avctx, AV_LOG_ERROR, "codec type or id mismatches\n");
+        av_log(avctx, AV_LOG_ERROR, "Codec type or id mismatches\n");
         ret = AVERROR(EINVAL);
         goto free_and_end;
     }