From: Aman Gupta <a...@tmm1.net>
---
libavcodec/v4l2_m2m_enc.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/libavcodec/v4l2_m2m_enc.c b/libavcodec/v4l2_m2m_enc.c
index 4849bc26c5..4ccfe77322 100644
--- a/libavcodec/v4l2_m2m_enc.c
+++ b/libavcodec/v4l2_m2m_enc.c
@@ -302,11 +302,27 @@ static av_cold int v4l2_encode_init(AVCodecContext *avctx)
/* output context */
output->av_codec_id = AV_CODEC_ID_RAWVIDEO;
output->av_pix_fmt = avctx->pix_fmt;
+ if (output->av_pix_fmt == AV_PIX_FMT_DRM_PRIME)
+ output->sw_pix_fmt = AV_PIX_FMT_NV12;
/* capture context */
capture->av_codec_id = avctx->codec_id;
capture->av_pix_fmt = AV_PIX_FMT_NONE;
+ if (avctx->hw_device_ctx) {
+ s->device_ref = av_buffer_ref(avctx->hw_device_ctx);
+ } else {
+ s->device_ref = av_hwdevice_ctx_alloc(AV_HWDEVICE_TYPE_DRM);
+ if (!s->device_ref)
+ return AVERROR(ENOMEM);
+
+ ret = av_hwdevice_ctx_init(s->device_ref);
+ if (ret < 0) {
+ av_buffer_unref(&s->device_ref);
+ return ret;
+ }
+ }
+
ret = ff_v4l2_m2m_codec_init(priv);
if (ret) {
av_log(avctx, AV_LOG_ERROR, "can't configure encoder\n");
@@ -353,6 +369,10 @@ static const AVOption options[] = {
.send_frame = v4l2_send_frame, \
.receive_packet = v4l2_receive_packet, \
.close = v4l2_encode_close, \
+ .pix_fmts = (const enum AVPixelFormat[]) { AV_PIX_FMT_NV12, \
+ AV_PIX_FMT_YUV420P, \
+ AV_PIX_FMT_DRM_PRIME,
\
+ AV_PIX_FMT_NONE}, \
.capabilities = AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DELAY, \
.wrapper_name = "v4l2m2m", \
};
--
2.20.1
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