aacenc_tns: simplify encoding function

[ffmpeg] / libavcodec / utils.c

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 175106714d7a8477cfadc8562efd95b77421698d..0ae35ed1e4b4299b5d359223a1bffdb2f64ac61c 100644 (file)
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -3063,6 +3063,7 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes)
             switch (id) {
             case AV_CODEC_ID_ADPCM_AFC:
                 return frame_bytes / (9 * ch) * 16;
+            case AV_CODEC_ID_ADPCM_PSX:
             case AV_CODEC_ID_ADPCM_DTK:
                 return frame_bytes / (16 * ch) * 28;
             case AV_CODEC_ID_ADPCM_4XM:
@@ -3266,7 +3267,7 @@ int av_lockmgr_register(int (*cb)(void **mutex, enum AVLockOp op))
 
 int ff_lock_avcodec(AVCodecContext *log_ctx, const AVCodec *codec)
 {
-    if (codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE)
+    if (codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE || !codec->init)
         return 0;
 
     if (lockmgr_cb) {
@@ -3292,7 +3293,7 @@ int ff_lock_avcodec(AVCodecContext *log_ctx, const AVCodec *codec)
 
 int ff_unlock_avcodec(const AVCodec *codec)
 {
-    if (codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE)
+    if (codec->caps_internal & FF_CODEC_CAP_INIT_THREADSAFE || !codec->init)
         return 0;
 
     av_assert0(ff_avcodec_locked);