diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 60a25a1ef7..1419f57c34 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -3896,6 +3896,7 @@ static int decode_nal_units(H264Context *h, const uint8_t *buf, int buf_size)
                 case NAL_PPS:
                     nals_needed = nal_index;
                     break;
+                case NAL_DPA:
                 case NAL_IDR_SLICE:
                 case NAL_SLICE:
                     init_get_bits(&hx->s.gb, ptr, bit_length);
diff --git a/libavresample/audio_mix.c b/libavresample/audio_mix.c
index 3b39ceeca5..62f8bd6c6d 100644
--- a/libavresample/audio_mix.c
+++ b/libavresample/audio_mix.c
@@ -30,6 +30,29 @@
 
 static const char *coeff_type_names[] = { "q8", "q15", "flt" };
 
+struct AudioMix {
+    AVAudioResampleContext *avr;
+    enum AVSampleFormat fmt;
+    enum AVMixCoeffType coeff_type;
+    uint64_t in_layout;
+    uint64_t out_layout;
+    int in_channels;
+    int out_channels;
+
+    int ptr_align;
+    int samples_align;
+    int has_optimized_func;
+    const char *func_descr;
+    const char *func_descr_generic;
+    mix_func *mix;
+    mix_func *mix_generic;
+
+    int16_t *matrix_q8[AVRESAMPLE_MAX_CHANNELS];
+    int32_t *matrix_q15[AVRESAMPLE_MAX_CHANNELS];
+    float   *matrix_flt[AVRESAMPLE_MAX_CHANNELS];
+    void   **matrix;
+};
+
 void ff_audio_mix_set_func(AudioMix *am, enum AVSampleFormat fmt,
                            enum AVMixCoeffType coeff_type, int in_channels,
                            int out_channels, int ptr_align, int samples_align,
diff --git a/libavresample/audio_mix.h b/libavresample/audio_mix.h
index 22faea7c1b..4ccfc1fd28 100644
--- a/libavresample/audio_mix.h
+++ b/libavresample/audio_mix.h
@@ -30,28 +30,7 @@
 typedef void (mix_func)(uint8_t **src, void **matrix, int len, int out_ch,
                         int in_ch);
 
-typedef struct AudioMix {
-    AVAudioResampleContext *avr;
-    enum AVSampleFormat fmt;
-    enum AVMixCoeffType coeff_type;
-    uint64_t in_layout;
-    uint64_t out_layout;
-    int in_channels;
-    int out_channels;
-
-    int ptr_align;
-    int samples_align;
-    int has_optimized_func;
-    const char *func_descr;
-    const char *func_descr_generic;
-    mix_func *mix;
-    mix_func *mix_generic;
-
-    int16_t *matrix_q8[AVRESAMPLE_MAX_CHANNELS];
-    int32_t *matrix_q15[AVRESAMPLE_MAX_CHANNELS];
-    float   *matrix_flt[AVRESAMPLE_MAX_CHANNELS];
-    void   **matrix;
-} AudioMix;
+typedef struct AudioMix AudioMix;
 
 /**
  * Set mixing function if the parameters match.