vc1dec: Call ff_vdpau_vc1_decode_picture() once for each field.

Fixes mplayer -vc ffvc1vdpau for interlaced streams.
12 years ago · 8b8fa09b65
parent 06d8fdb660
commit 8b8fa09b65
1 changed files with 5 additions and 0 deletions
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@ -6008,7 +6008,12 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,

    if ((CONFIG_VC1_VDPAU_DECODER)
        &&s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
+        if (v->field_mode && buf_start_second_field) {
+            ff_vdpau_vc1_decode_picture(s, buf_start, buf_start_second_field - buf_start);
+            ff_vdpau_vc1_decode_picture(s, buf_start_second_field, (buf + buf_size) - buf_start_second_field);
+        } else {
        ff_vdpau_vc1_decode_picture(s, buf_start, (buf + buf_size) - buf_start);
+        }
    else if (avctx->hwaccel) {
        if (v->field_mode && buf_start_second_field) {
            // decode first field