libavcodec: Use "const enum AVSampleFormat[]" in AVCodec initialization

Signed-off-by: Martin Storsjö <martin@martin.st>

libavcodec/amrnbdec.c

@@ -1044,5 +1044,5 @@ AVCodec ff_amrnb_decoder = {
     .init           = amrnb_decode_init,
     .decode         = amrnb_decode_frame,
     .long_name      = NULL_IF_CONFIG_SMALL("Adaptive Multi-Rate NarrowBand"),
-    .sample_fmts    = (enum AVSampleFormat[]){AV_SAMPLE_FMT_FLT,AV_SAMPLE_FMT_NONE},
+    .sample_fmts    = (const enum AVSampleFormat[]){AV_SAMPLE_FMT_FLT,AV_SAMPLE_FMT_NONE},
 };

libavcodec/amrwbdec.c

@@ -1233,5 +1233,5 @@ AVCodec ff_amrwb_decoder = {
     .init           = amrwb_decode_init,
     .decode         = amrwb_decode_frame,
     .long_name      = NULL_IF_CONFIG_SMALL("Adaptive Multi-Rate WideBand"),
-    .sample_fmts    = (enum AVSampleFormat[]){AV_SAMPLE_FMT_FLT,AV_SAMPLE_FMT_NONE},
+    .sample_fmts    = (const enum AVSampleFormat[]){AV_SAMPLE_FMT_FLT,AV_SAMPLE_FMT_NONE},
 };

libavcodec/g722.c

@@ -577,7 +577,7 @@ AVCodec ff_adpcm_g722_encoder = {
     .close          = g722_close,
     .encode         = g722_encode_frame,
     .long_name      = NULL_IF_CONFIG_SMALL("G.722 ADPCM"),
-    .sample_fmts    = (enum AVSampleFormat[]){AV_SAMPLE_FMT_S16,AV_SAMPLE_FMT_NONE},
+    .sample_fmts    = (const enum AVSampleFormat[]){AV_SAMPLE_FMT_S16,AV_SAMPLE_FMT_NONE},
 };
 #endif
 

libavcodec/libvo-aacenc.c

@@ -122,7 +122,7 @@ AVCodec ff_libvo_aacenc_encoder = {
     aac_encode_frame,
     aac_encode_close,
     NULL,
-    .sample_fmts = (enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
+    .sample_fmts = (const enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
     .long_name = NULL_IF_CONFIG_SMALL("libvo-aacenc AAC"),
 };
 

libavcodec/libvo-amrwbenc.c

@@ -120,7 +120,7 @@ AVCodec ff_libvo_amrwbenc_encoder = {
     amr_wb_encode_frame,
     amr_wb_encode_close,
     NULL,
-    .sample_fmts = (enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
+    .sample_fmts = (const enum SampleFormat[]){SAMPLE_FMT_S16,SAMPLE_FMT_NONE},
     .long_name = NULL_IF_CONFIG_SMALL("libvo-amrwbenc Adaptive Multi-Rate "
                                       "(AMR) Wide-Band"),
 };