From 8ea416f35de0c664ef47b71841756758f22d7faa Mon Sep 17 00:00:00 2001
From: Christian König <deathsimple@vodafone.de>
Date: Wed, 4 Jan 2012 14:46:33 +0100
Subject: vl: move away from state like parameters
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Again based on Maartens work, but keep begin_frame
and end_frame functions for now.

Signed-off-by: Christian König <deathsimple@vodafone.de>
---
 src/gallium/drivers/nouveau/nouveau_video.c | 63 +++++++++++------------------
 1 file changed, 23 insertions(+), 40 deletions(-)

(limited to 'src/gallium/drivers')

diff --git a/src/gallium/drivers/nouveau/nouveau_video.c b/src/gallium/drivers/nouveau/nouveau_video.c
index 055f9253fa5..2f9f1ca74eb 100644
--- a/src/gallium/drivers/nouveau/nouveau_video.c
+++ b/src/gallium/drivers/nouveau/nouveau_video.c
@@ -424,44 +424,33 @@ nouveau_decoder_surface_index(struct nouveau_decoder *dec,
 }
 
 static void
-nouveau_decoder_set_picture_parameters(struct pipe_video_decoder *decoder,
-                                       struct pipe_picture_desc *picture_desc)
+nouveau_decoder_begin_frame(struct pipe_video_decoder *decoder,
+                            struct pipe_video_buffer *target,
+                            struct pipe_picture_desc *picture)
 {
-   struct nouveau_decoder *dec = (struct nouveau_decoder *)decoder;
-   struct pipe_mpeg12_picture_desc *desc;
-   desc = (struct pipe_mpeg12_picture_desc *)picture_desc;
-   dec->picture_structure = desc->picture_structure;
-}
-
-static void
-nouveau_decoder_set_reference_frames(struct pipe_video_decoder *decoder,
-                                     struct pipe_video_buffer **buffers,
-                                     unsigned count)
-{
-   struct nouveau_decoder *dec = (struct nouveau_decoder *)decoder;
-   if (count >= 1 && buffers[0])
-      dec->past = nouveau_decoder_surface_index(dec, buffers[0]);
-   if (count >= 2 && buffers[1])
-      dec->future = nouveau_decoder_surface_index(dec, buffers[1]);
-}
-
-static void
-nouveau_decoder_set_decode_target(struct pipe_video_decoder *decoder,
-                                  struct pipe_video_buffer *buffer)
-{
-   struct nouveau_decoder *dec = (struct nouveau_decoder *)decoder;
-   dec->current = nouveau_decoder_surface_index(dec, buffer);
 }
 
 static void
 nouveau_decoder_decode_macroblock(struct pipe_video_decoder *decoder,
+                                  struct pipe_video_buffer *target,
+                                  struct pipe_picture_desc *picture,
                                   const struct pipe_macroblock *pipe_mb,
                                   unsigned num_macroblocks)
 {
    struct nouveau_decoder *dec = (struct nouveau_decoder *)decoder;
+   struct pipe_mpeg12_picture_desc *desc = (struct pipe_mpeg12_picture_desc*)picture;
    const struct pipe_mpeg12_macroblock *mb;
    unsigned i;
+   assert(target->width == decoder->width);
+   assert(target->height == decoder->height);
+
+   dec->current = nouveau_decoder_surface_index(dec, target);
    assert(dec->current < 8);
+   dec->picture_structure = desc->picture_structure;
+   if (desc->ref[1])
+      dec->future = nouveau_decoder_surface_index(dec, desc->ref[1]);
+   if (desc->ref[0])
+      dec->past = nouveau_decoder_surface_index(dec, desc->ref[0]);
 
    if (nouveau_vpe_init(dec)) return;
    mb = (const struct pipe_mpeg12_macroblock *)pipe_mb;
@@ -483,6 +472,13 @@ nouveau_decoder_decode_macroblock(struct pipe_video_decoder *decoder,
    }
 }
 
+static void
+nouveau_decoder_end_frame(struct pipe_video_decoder *decoder,
+                          struct pipe_video_buffer *target,
+                          struct pipe_picture_desc *picture)
+{
+}
+
 static void
 nouveau_decoder_flush(struct pipe_video_decoder *decoder)
 {
@@ -511,16 +507,6 @@ nouveau_decoder_destroy(struct pipe_video_decoder *decoder)
    FREE(dec);
 }
 
-static void
-nouveau_decoder_begin_frame(struct pipe_video_decoder *decoder)
-{
-}
-
-static void
-nouveau_decoder_end_frame(struct pipe_video_decoder *decoder)
-{
-}
-
 static struct pipe_video_decoder *
 nouveau_create_decoder(struct pipe_context *context,
                        struct nouveau_screen *screen,
@@ -573,11 +559,8 @@ nouveau_create_decoder(struct pipe_context *context,
    dec->base.max_references = max_references;
    dec->base.destroy = nouveau_decoder_destroy;
    dec->base.begin_frame = nouveau_decoder_begin_frame;
-   dec->base.end_frame = nouveau_decoder_end_frame;
-   dec->base.set_decode_target = nouveau_decoder_set_decode_target;
-   dec->base.set_picture_parameters = nouveau_decoder_set_picture_parameters;
-   dec->base.set_reference_frames = nouveau_decoder_set_reference_frames;
    dec->base.decode_macroblock = nouveau_decoder_decode_macroblock;
+   dec->base.begin_frame = nouveau_decoder_end_frame;
    dec->base.flush = nouveau_decoder_flush;
    dec->screen = screen;
 
-- 
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