dnxhdenc: use the AVFrame API properly.

libavcodec/dnxhdenc.c

@@ -307,9 +307,12 @@ static av_cold int dnxhd_encode_init(AVCodecContext *avctx)
     FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->mb_bits,    ctx->m.mb_num   *sizeof(uint16_t), fail);
     FF_ALLOCZ_OR_GOTO(ctx->m.avctx, ctx->mb_qscale,  ctx->m.mb_num   *sizeof(uint8_t),  fail);
 
-    ctx->frame.key_frame = 1;
-    ctx->frame.pict_type = AV_PICTURE_TYPE_I;
-    ctx->m.avctx->coded_frame = &ctx->frame;
+    avctx->coded_frame = av_frame_alloc();
+    if (!avctx->coded_frame)
+        return AVERROR(ENOMEM);
+
+    avctx->coded_frame->key_frame = 1;
+    avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
 
     if (avctx->thread_count > MAX_THREADS) {
         av_log(avctx, AV_LOG_ERROR, "too many threads\n");
@@ -908,19 +911,14 @@ static void dnxhd_load_picture(DNXHDEncContext *ctx, const AVFrame *frame)
 {
     int i;
 
-    for (i = 0; i < 3; i++) {
-        ctx->frame.data[i]     = frame->data[i];
-        ctx->frame.linesize[i] = frame->linesize[i];
-    }
-
     for (i = 0; i < ctx->m.avctx->thread_count; i++) {
-        ctx->thread[i]->m.linesize    = ctx->frame.linesize[0]<<ctx->interlaced;
-        ctx->thread[i]->m.uvlinesize  = ctx->frame.linesize[1]<<ctx->interlaced;
+        ctx->thread[i]->m.linesize    = frame->linesize[0] << ctx->interlaced;
+        ctx->thread[i]->m.uvlinesize  = frame->linesize[1] << ctx->interlaced;
         ctx->thread[i]->dct_y_offset  = ctx->m.linesize  *8;
         ctx->thread[i]->dct_uv_offset = ctx->m.uvlinesize*8;
     }
 
-    ctx->frame.interlaced_frame = frame->interlaced_frame;
+    ctx->m.avctx->coded_frame->interlaced_frame = frame->interlaced_frame;
     ctx->cur_field = frame->interlaced_frame && !frame->top_field_first;
 }
 
@@ -942,9 +940,9 @@ static int dnxhd_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
 
  encode_coding_unit:
     for (i = 0; i < 3; i++) {
-        ctx->src[i] = ctx->frame.data[i];
+        ctx->src[i] = frame->data[i];
         if (ctx->interlaced && ctx->cur_field)
-            ctx->src[i] += ctx->frame.linesize[i];
+            ctx->src[i] += frame->linesize[i];
     }
 
     dnxhd_write_header(avctx, buf);
@@ -982,7 +980,7 @@ static int dnxhd_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
         goto encode_coding_unit;
     }
 
-    ctx->frame.quality = ctx->qscale*FF_QP2LAMBDA;
+    avctx->coded_frame->quality = ctx->qscale * FF_QP2LAMBDA;
 
     pkt->flags |= AV_PKT_FLAG_KEY;
     *got_packet = 1;
@@ -1015,6 +1013,8 @@ static av_cold int dnxhd_encode_end(AVCodecContext *avctx)
     for (i = 1; i < avctx->thread_count; i++)
         av_freep(&ctx->thread[i]);
 
+    av_frame_free(&avctx->coded_frame);
+
     return 0;
 }
 

libavcodec/dnxhdenc.h

@@ -43,7 +43,6 @@ typedef struct DNXHDEncContext {
     AVClass *class;
     MpegEncContext m; ///< Used for quantization dsp functions
 
-    AVFrame frame;
     int cid;
     const CIDEntry *cid_table;
     uint8_t *msip; ///< Macroblock Scan Indexes Payload