Merge commit '0a7005bebd23ade7bb852bce0401af1a8fdbb723'

* commit '0a7005bebd23ade7bb852bce0401af1a8fdbb723':
  rtpdec_xiph: fix function return type
  smjpeg: fix type of 'ret' variable in smjpeg_read_packet()
  mpegvideo: remove write-only variable
  Use proper return values in case of missing features
  fate: add avstring test
  rangecoder-test: Set error message log level to error, instead of debug

Conflicts:
	libavcodec/aacdec.c
	libavcodec/amrnbdec.c
	libavcodec/mpegvideo.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

14 files changed, 20 insertions, 19 deletions

diff --git a/libavcodec/aac_adtstoasc_bsf.c b/libavcodec/aac_adtstoasc_bsf.c
index 519641c5c6..e6b32ceda1 100644
--- a/libavcodec/aac_adtstoasc_bsf.c
+++ b/libavcodec/aac_adtstoasc_bsf.c
@@ -62,7 +62,7 @@ static int aac_adtstoasc_filter(AVBitStreamFilterContext *bsfc,
 
     if (!hdr.crc_absent && hdr.num_aac_frames > 1) {
         av_log_missing_feature(avctx, "Multiple RDBs per frame with CRC", 0);
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
 
     buf      += AAC_ADTS_HEADER_SIZE + 2*!hdr.crc_absent;
@@ -75,7 +75,7 @@ static int aac_adtstoasc_filter(AVBitStreamFilterContext *bsfc,
             init_get_bits(&gb, buf, buf_size * 8);
             if (get_bits(&gb, 3) != 5) {
                 av_log_missing_feature(avctx, "PCE based channel configuration, where the PCE is not the first syntax element", 0);
-                return -1;
+                return AVERROR_PATCHWELCOME;
             }
             init_put_bits(&pb, pce_data, MAX_PCE_SIZE);
             pce_size = avpriv_copy_pce_data(&pb, &gb)/8;
diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
index 8ab678768e..295243a573 100644
--- a/libavcodec/aacdec.c
+++ b/libavcodec/aacdec.c
@@ -666,7 +666,7 @@ static int decode_ga_specific_config(AACContext *ac, AVCodecContext *avctx,
 
     if (get_bits1(gb)) { // frameLengthFlag
         av_log_missing_feature(avctx, "960/120 MDCT window", 1);
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
 
     if (get_bits1(gb))       // dependsOnCoreCoder
@@ -1670,7 +1670,7 @@ static int decode_ics(AACContext *ac, SingleChannelElement *sce,
             return -1;
         if (get_bits1(gb)) {
             av_log_missing_feature(ac->avctx, "SSR", 1);
-            return -1;
+            return AVERROR_PATCHWELCOME;
         }
     }
 
@@ -2730,7 +2730,7 @@ static int latm_decode_audio_specific_config(struct LATMContext *latmctx,
     if (config_start_bit % 8) {
         av_log_missing_feature(latmctx->aac_ctx.avctx,
                                "Non-byte-aligned audio-specific config", 1);
-        return AVERROR_INVALIDDATA;
+        return AVERROR_PATCHWELCOME;
     }
     if (asclen <= 0)
         return AVERROR_INVALIDDATA;
diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index 674de7a62b..7fb380ca87 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -876,7 +876,7 @@ static int decode_audio_block(AC3DecodeContext *s, int blk)
             if (s->eac3 && get_bits1(gbc)) {
                 /* TODO: parse enhanced coupling strategy info */
                 av_log_missing_feature(s->avctx, "Enhanced coupling", 1);
-                return -1;
+                return AVERROR_PATCHWELCOME;
             }
 
             /* determine which channels are coupled */
diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
index 46dd0b45ae..60dd8161e8 100644
--- a/libavcodec/alsdec.c
+++ b/libavcodec/alsdec.c
@@ -427,9 +427,9 @@ static int check_specific_config(ALSDecContext *ctx)
         }                                               \
     }
 
-    MISSING_ERR(sconf->floating,             "Floating point decoding",     -1);
-    MISSING_ERR(sconf->rlslms,               "Adaptive RLS-LMS prediction", -1);
-    MISSING_ERR(sconf->chan_sort,            "Channel sorting",              0);
+    MISSING_ERR(sconf->floating,  "Floating point decoding",     AVERROR_PATCHWELCOME);
+    MISSING_ERR(sconf->rlslms,    "Adaptive RLS-LMS prediction", AVERROR_PATCHWELCOME);
+    MISSING_ERR(sconf->chan_sort, "Channel sorting",             0);
 
     return error;
 }
diff --git a/libavcodec/amrnbdec.c b/libavcodec/amrnbdec.c
index 32b754f7d5..6ba6fbe3ad 100644
--- a/libavcodec/amrnbdec.c
+++ b/libavcodec/amrnbdec.c
@@ -969,7 +969,7 @@ static int amrnb_decode_frame(AVCodecContext *avctx, void *data,
     if (p->cur_frame_mode == MODE_DTX) {
         av_log_missing_feature(avctx, "dtx mode", 0);
         av_log(avctx, AV_LOG_INFO, "Note: libopencore_amrnb supports dtx\n");
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
 
     if (p->cur_frame_mode == MODE_12k2) {
diff --git a/libavcodec/amrwbdec.c b/libavcodec/amrwbdec.c
index 738dd98576..7e45f42554 100644
--- a/libavcodec/amrwbdec.c
+++ b/libavcodec/amrwbdec.c
@@ -1130,7 +1130,7 @@ static int amrwb_decode_frame(AVCodecContext *avctx, void *data,
 
     if (ctx->fr_cur_mode == MODE_SID) { /* Comfort noise frame */
         av_log_missing_feature(avctx, "SID mode", 1);
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
 
     ff_amr_bit_reorder((uint16_t *) &ctx->frame, sizeof(AMRWBFrame),
diff --git a/libavcodec/eac3dec.c b/libavcodec/eac3dec.c
index 91e35ad934..2bd0619169 100644
--- a/libavcodec/eac3dec.c
+++ b/libavcodec/eac3dec.c
@@ -322,7 +322,7 @@ int ff_eac3_parse_header(AC3DecodeContext *s)
            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);
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
     skip_bits(gbc, 5); // skip bitstream id
 
diff --git a/libavcodec/flacdec.c b/libavcodec/flacdec.c
index 61c30e8c6f..24917ab36a 100644
--- a/libavcodec/flacdec.c
+++ b/libavcodec/flacdec.c
@@ -370,7 +370,7 @@ static inline int decode_subframe(FLACContext *s, int channel)
     }
     if (bps > 32) {
         av_log_missing_feature(s->avctx, "decorrelated bit depth > 32", 0);
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
 
 //FIXME use av_log2 for types
diff --git a/libavcodec/mpc8.c b/libavcodec/mpc8.c
index 64d19193b0..8b1c9353ba 100644
--- a/libavcodec/mpc8.c
+++ b/libavcodec/mpc8.c
@@ -134,7 +134,7 @@ static av_cold int mpc8_decode_init(AVCodecContext * avctx)
     channels = get_bits(&gb, 4) + 1;
     if (channels > 2) {
         av_log_missing_feature(avctx, "Multichannel MPC SV8", 1);
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
     c->MSS = get_bits1(&gb);
     c->frames = 1 << (get_bits(&gb, 3) * 2);
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index a3881f9a49..cc2bccac22 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -799,7 +799,7 @@ fail:
  */
 av_cold int ff_MPV_common_init(MpegEncContext *s)
 {
-    int i, err;
+    int i;
     int nb_slices = (HAVE_THREADS &&
                      s->avctx->active_thread_type & FF_THREAD_SLICE) ?
                     s->avctx->thread_count : 1;
@@ -877,7 +877,7 @@ av_cold int ff_MPV_common_init(MpegEncContext *s)
         avcodec_get_frame_defaults(&s->picture[i].f);
     }
 
-        if ((err = init_context_frame(s)))
+        if (init_context_frame(s))
             goto fail;
 
         s->parse_context.state = -1;
diff --git a/libavcodec/rangecoder.c b/libavcodec/rangecoder.c
index f0084a9505..986fc4cafa 100644
--- a/libavcodec/rangecoder.c
+++ b/libavcodec/rangecoder.c
@@ -116,6 +116,7 @@ int ff_rac_terminate(RangeCoder *c)
 #define SIZE 10240
 
 #include "libavutil/lfg.h"
+#include "libavutil/log.h"
 
 int main(void)
 {
diff --git a/libavcodec/tta.c b/libavcodec/tta.c
index ce41cb310f..f06c54ccd1 100644
--- a/libavcodec/tta.c
+++ b/libavcodec/tta.c
@@ -200,7 +200,7 @@ static av_cold int tta_decode_init(AVCodecContext * avctx)
         }
         if (s->format == FORMAT_ENCRYPTED) {
             av_log_missing_feature(s->avctx, "Encrypted TTA", 0);
-            return AVERROR(EINVAL);
+            return AVERROR_PATCHWELCOME;
         }
         avctx->channels = s->channels = get_bits(&s->gb, 16);
         if (s->channels > 1 && s->channels < 9)
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index b70e1f5380..9de8c3861b 100644
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -314,7 +314,7 @@ static av_cold int decode_init(AVCodecContext *avctx)
     bits = ff_wma_get_frame_len_bits(avctx->sample_rate, 3, s->decode_flags);
     if (bits > WMAPRO_BLOCK_MAX_BITS) {
         av_log_missing_feature(avctx, "14-bits block sizes", 1);
-        return AVERROR_INVALIDDATA;
+        return AVERROR_PATCHWELCOME;
     }
     s->samples_per_frame = 1 << bits;
 
diff --git a/libavcodec/wmavoice.c b/libavcodec/wmavoice.c
index 0cf10da8c4..8715d80830 100644
--- a/libavcodec/wmavoice.c
+++ b/libavcodec/wmavoice.c
@@ -1763,7 +1763,7 @@ static int synth_superframe(AVCodecContext *ctx, int *got_frame_ptr)
      * the wild yet. */
     if (!get_bits1(gb)) {
         av_log_missing_feature(ctx, "WMAPro-in-WMAVoice support", 1);
-        return -1;
+        return AVERROR_PATCHWELCOME;
     }
 
     /* (optional) nr. of samples in superframe; always <= 480 and >= 0 */