qcelp: decode directly to the user-provided AVFrame

libavcodec/qcelpdec.c

@@ -53,7 +53,6 @@ typedef enum {
 } qcelp_packet_rate;
 
 typedef struct {
-    AVFrame           avframe;
     GetBitContext     gb;
     qcelp_packet_rate bitrate;
     QCELPFrame        frame;    /**< unpacked data frame */
@@ -97,9 +96,6 @@ static av_cold int qcelp_decode_init(AVCodecContext *avctx)
     for (i = 0; i < 10; i++)
         q->prev_lspf[i] = (i + 1) / 11.;
 
-    avcodec_get_frame_defaults(&q->avframe);
-    avctx->coded_frame = &q->avframe;
-
     return 0;
 }
 
@@ -690,6 +686,7 @@ static int qcelp_decode_frame(AVCodecContext *avctx, void *data,
     const uint8_t *buf = avpkt->data;
     int buf_size       = avpkt->size;
     QCELPContext *q    = avctx->priv_data;
+    AVFrame *frame     = data;
     float *outbuffer;
     int   i, ret;
     float quantized_lspf[10], lpc[10];
@@ -697,12 +694,12 @@ static int qcelp_decode_frame(AVCodecContext *avctx, void *data,
     float *formant_mem;
 
     /* get output buffer */
-    q->avframe.nb_samples = 160;
-    if ((ret = ff_get_buffer(avctx, &q->avframe)) < 0) {
+    frame->nb_samples = 160;
+    if ((ret = ff_get_buffer(avctx, frame)) < 0) {
         av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
         return ret;
     }
-    outbuffer = (float *)q->avframe.data[0];
+    outbuffer = (float *)frame->data[0];
 
     if ((q->bitrate = determine_bitrate(avctx, buf_size, &buf)) == I_F_Q) {
         warn_insufficient_frame_quality(avctx, "bitrate cannot be determined.");
@@ -785,8 +782,7 @@ erasure:
     memcpy(q->prev_lspf, quantized_lspf, sizeof(q->prev_lspf));
     q->prev_bitrate  = q->bitrate;
 
-    *got_frame_ptr   = 1;
-    *(AVFrame *)data = q->avframe;
+    *got_frame_ptr = 1;
 
     return buf_size;
 }