diff options
| author | Wangfei <fei.w.wang@intel.com> | 2019-03-26 14:20:34 +0800 |
|---|---|---|
| committer | Víctor Manuel Jáquez Leal <vjaquez@igalia.com> | 2019-03-28 10:29:57 +0000 |
| commit | 871aecb0d4abd0d3c770572f01a66545077655bd (patch) | |
| tree | b4f7701a463a1223f25c02711a44a4e25cc266fb | |
| parent | 49f363bca2e6fadbd37e0e69b8c6d062a117c5c3 (diff) | |
libs: decoder: jpeg: support dynamic resolution change decode.
Add size_changed flag to watch out resolution. if change, reset
jpeg decoder's context.
| -rw-r--r-- | gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c b/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c index ae39f1fa..baed1987 100644 --- a/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c +++ b/gst-libs/gst/vaapi/gstvaapidecoder_jpeg.c @@ -70,6 +70,7 @@ struct _GstVaapiDecoderJpegPrivate guint decoder_state; guint is_opened:1; guint profile_changed:1; + guint size_changed:1; }; /** @@ -123,6 +124,7 @@ gst_vaapi_decoder_jpeg_close (GstVaapiDecoderJpeg * decoder) priv->height = 0; priv->is_opened = FALSE; priv->profile_changed = TRUE; + priv->size_changed = TRUE; } static gboolean @@ -155,6 +157,7 @@ gst_vaapi_decoder_jpeg_create (GstVaapiDecoder * base_decoder) priv->profile = GST_VAAPI_PROFILE_JPEG_BASELINE; priv->profile_changed = TRUE; + priv->size_changed = TRUE; return TRUE; } @@ -194,6 +197,12 @@ ensure_context (GstVaapiDecoderJpeg * decoder) priv->profile = profiles[i]; } + if (priv->size_changed) { + GST_DEBUG ("size changed"); + priv->size_changed = FALSE; + reset_context = TRUE; + } + if (reset_context) { GstVaapiContextInfo info; @@ -439,6 +448,10 @@ decode_picture (GstVaapiDecoderJpeg * decoder, GstJpegSegment * seg) GST_ERROR ("failed to parse image"); return GST_VAAPI_DECODER_STATUS_ERROR_BITSTREAM_PARSER; } + + if (priv->height != frame_hdr->height || priv->width != frame_hdr->width) + priv->size_changed = TRUE; + priv->height = frame_hdr->height; priv->width = frame_hdr->width; |