Improve wording and spelling of av_log_missing_feature messages.

libavcodec/aacdec.c

@@ -2663,7 +2663,7 @@ static int read_stream_mux_config(struct LATMContext *latmctx,
         // numPrograms
         if (get_bits(gb, 4)) {                  // numPrograms
             av_log_missing_feature(latmctx->aac_ctx.avctx,
-                                   "multiple programs", 1);
+                                   "Multiple programs", 1);
             return AVERROR_PATCHWELCOME;
         }
 
@@ -2672,7 +2672,7 @@ static int read_stream_mux_config(struct LATMContext *latmctx,
         // for each layer (which there is only on in DVB)
         if (get_bits(gb, 3)) {                   // numLayer
             av_log_missing_feature(latmctx->aac_ctx.avctx,
-                                   "multiple layers", 1);
+                                   "Multiple layers", 1);
             return AVERROR_PATCHWELCOME;
         }
 

libavcodec/aacsbr.c

@@ -922,14 +922,14 @@ static void read_sbr_extension(AACContext *ac, SpectralBandReplication *sbr,
 #if 1
             *num_bits_left -= ff_ps_read_data(ac->avctx, gb, &sbr->ps, *num_bits_left);
 #else
-            av_log_missing_feature(ac->avctx, "Parametric Stereo is", 0);
+            av_log_missing_feature(ac->avctx, "Parametric Stereo", 0);
             skip_bits_long(gb, *num_bits_left); // bs_fill_bits
             *num_bits_left = 0;
 #endif
         }
         break;
     default:
-        av_log_missing_feature(ac->avctx, "Reserved SBR extensions are", 1);
+        av_log_missing_feature(ac->avctx, "Reserved SBR extensions", 1);
         skip_bits_long(gb, *num_bits_left); // bs_fill_bits
         *num_bits_left = 0;
         break;

libavcodec/eac3dec.c

@@ -321,7 +321,7 @@ int ff_eac3_parse_header(AC3DecodeContext *s)
            rates in bit allocation.  The best assumption would be that it is
            handled like AC-3 DolbyNet, but we cannot be sure until we have a
            sample which utilizes this feature. */
-        av_log_missing_feature(s->avctx, "Reduced sampling rates", 1);
+        av_log_missing_feature(s->avctx, "Reduced sampling rate", 1);
         return AVERROR_PATCHWELCOME;
     }
     skip_bits(gbc, 5); // skip bitstream id

libavcodec/flacdec.c

@@ -371,7 +371,7 @@ static inline int decode_subframe(FLACContext *s, int channel)
         bps -= wasted;
     }
     if (bps > 32) {
-        av_log_missing_feature(s->avctx, "decorrelated bit depth > 32", 0);
+        av_log_missing_feature(s->avctx, "Decorrelated bit depth > 32", 0);
         return AVERROR_PATCHWELCOME;
     }
 

libavcodec/flashsv.c

@@ -264,7 +264,7 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
             return AVERROR_PATCHWELCOME;
         }
         if (get_bits1(&gb)) {
-            av_log_missing_feature(avctx, "custom palette", 1);
+            av_log_missing_feature(avctx, "Custom palette", 1);
             return AVERROR_PATCHWELCOME;
         }
     }

libavcodec/proresdec.c

@@ -171,7 +171,7 @@ static int decode_frame_header(ProresContext *ctx, const uint8_t *buf,
 
     ctx->alpha_info = buf[17] & 0xf;
     if (ctx->alpha_info)
-        av_log_missing_feature(avctx, "alpha channel", 0);
+        av_log_missing_feature(avctx, "Alpha channel", 0);
 
     ctx->qmat_changed = 0;
     ptr   = buf + 20;

libavcodec/wmalosslessdec.c

@@ -189,7 +189,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
             avctx->sample_fmt = AV_SAMPLE_FMT_S16P;
         else if (s->bits_per_sample == 24) {
             avctx->sample_fmt = AV_SAMPLE_FMT_S32P;
-            av_log_missing_feature(avctx, "bit-depth higher than 16", 0);
+            av_log_missing_feature(avctx, "Bit-depth higher than 16", 0);
             return AVERROR_PATCHWELCOME;
         } else {
             av_log(avctx, AV_LOG_ERROR, "Unknown bit-depth: %d\n",
@@ -885,7 +885,7 @@ static int decode_subframe(WmallDecodeCtx *s)
 
         s->do_arith_coding    = get_bits1(&s->gb);
         if (s->do_arith_coding) {
-            av_log_missing_feature(s->avctx, "arithmetic coding", 1);
+            av_log_missing_feature(s->avctx, "Arithmetic coding", 1);
             return AVERROR_PATCHWELCOME;
         }
         s->do_ac_filter       = get_bits1(&s->gb);

libavcodec/wmavoice.c

@@ -1762,7 +1762,7 @@ static int synth_superframe(AVCodecContext *ctx, int *got_frame_ptr)
      * are really WMAPro-in-WMAVoice-superframes. I've never seen those in
      * the wild yet. */
     if (!get_bits1(gb)) {
-        av_log_missing_feature(ctx, "WMAPro-in-WMAVoice support", 1);
+        av_log_missing_feature(ctx, "WMAPro-in-WMAVoice", 1);
         return AVERROR_PATCHWELCOME;
     }
 

libavformat/oggparseskeleton.c

@@ -76,7 +76,7 @@ static int skeleton_header(AVFormatContext *s, int idx)
         start_granule = AV_RL64(buf+36);
         if (os->start_granule != OGG_NOGRANULE_VALUE) {
             av_log_missing_feature(s,
-                                   "multiple fisbone for the same stream", 0);
+                                   "Multiple fisbone for the same stream", 0);
             return 1;
         }
         if (target_idx >= 0 && start_granule != OGG_NOGRANULE_VALUE) {

libavformat/spdifdec.c

@@ -92,7 +92,7 @@ static int spdif_get_offset_and_codec(AVFormatContext *s,
     default:
         if (s) { /* be silent during a probe */
             av_log(s, AV_LOG_WARNING, "Data type 0x%04x", data_type);
-            av_log_missing_feature(s, " in IEC 61937 is", 1);
+            av_log_missing_feature(s, " in IEC 61937", 1);
         }
         return AVERROR_PATCHWELCOME;
     }
@@ -213,7 +213,7 @@ static int spdif_read_packet(AVFormatContext *s, AVPacket *pkt)
         st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
         st->codec->codec_id = codec_id;
     } else if (codec_id != s->streams[0]->codec->codec_id) {
-        av_log_missing_feature(s, "codec change in IEC 61937", 0);
+        av_log_missing_feature(s, "Codec change in IEC 61937", 0);
         return AVERROR_PATCHWELCOME;
     }