avformat/ivfenc: add an AVOutputFormat.init() function

[ffmpeg] / libavcodec / v4l2_buffers.c

diff --git a/libavcodec/v4l2_buffers.c b/libavcodec/v4l2_buffers.c
index ca8045f8d1863a6376fe7725231e82b8f3b6b691..02f23d954b23ce9738500de4aa0ccc6f6dbe8fc6 100644 (file)
--- a/libavcodec/v4l2_buffers.c
+++ b/libavcodec/v4l2_buffers.c
@@ -222,7 +222,7 @@ static void v4l2_free_buffer(void *opaque, uint8_t *unused)
             if (!atomic_load(&s->refcount))
                 sem_post(&s->refsync);
         } else {
-            if (s->draining) {
+            if (s->draining && V4L2_TYPE_IS_OUTPUT(avbuf->context->type)) {
                 /* no need to queue more buffers to the driver */
                 avbuf->status = V4L2BUF_AVAILABLE;
             }
@@ -351,10 +351,18 @@ static int v4l2_buffer_swframe_to_buf(const AVFrame *frame, V4L2Buffer *out)
     switch (pixel_format) {
     case V4L2_PIX_FMT_YUV420M:
     case V4L2_PIX_FMT_YVU420M:
+#ifdef V4L2_PIX_FMT_YUV422M
     case V4L2_PIX_FMT_YUV422M:
+#endif
+#ifdef V4L2_PIX_FMT_YVU422M
     case V4L2_PIX_FMT_YVU422M:
+#endif
+#ifdef V4L2_PIX_FMT_YUV444M
     case V4L2_PIX_FMT_YUV444M:
+#endif
+#ifdef V4L2_PIX_FMT_YVU444M
     case V4L2_PIX_FMT_YVU444M:
+#endif
     case V4L2_PIX_FMT_NV12M:
     case V4L2_PIX_FMT_NV21M:
     case V4L2_PIX_FMT_NV12MT_16X16:
@@ -503,11 +511,9 @@ int ff_v4l2_buffer_initialize(V4L2Buffer* avbuf, int index)
 
     if (V4L2_TYPE_IS_MULTIPLANAR(ctx->type)) {
         avbuf->num_planes = 0;
-        for (;;) {
-            /* in MP, the V4L2 API states that buf.length means num_planes */
-            if (avbuf->num_planes >= avbuf->buf.length)
-                break;
-            if (avbuf->buf.m.planes[avbuf->num_planes].length)
+        /* in MP, the V4L2 API states that buf.length means num_planes */
+        for (i = 0; i < avbuf->buf.length; i++) {
+            if (avbuf->buf.m.planes[i].length)
                 avbuf->num_planes++;
         }
     } else