summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDavid Conrad <lessen42@gmail.com>2010-02-12 22:01:25 +0000
committerDavid Conrad <lessen42@gmail.com>2010-02-12 22:01:25 +0000
commitfe3135564ac88a02a46500edffda6c2dfe65ee99 (patch)
treefcb3f71587040cd3d7cc0b4a27696d6ce58005d5
parentea3c2d539313f5fb824cedeefea052b590bdf9b9 (diff)
Move apply_loop_filter above render_slice, it'll be used by the latter soon
Originally committed as revision 21777 to svn://svn.ffmpeg.org/ffmpeg/trunk
-rw-r--r--libavcodec/vp3.c128
1 files changed, 64 insertions, 64 deletions
diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c
index f54dff343d..dd46a2f069 100644
--- a/libavcodec/vp3.c
+++ b/libavcodec/vp3.c
@@ -1389,6 +1389,70 @@ static void reverse_dc_prediction(Vp3DecodeContext *s,
}
}
+static void apply_loop_filter(Vp3DecodeContext *s)
+{
+ int plane;
+ int x, y;
+ int *bounding_values= s->bounding_values_array+127;
+
+ for (plane = 0; plane < 3; plane++) {
+ int width = s->fragment_width >> !!plane;
+ int height = s->fragment_height >> !!plane;
+ int fragment = s->fragment_start [plane];
+ int stride = s->current_frame.linesize[plane];
+ uint8_t *plane_data = s->current_frame.data [plane];
+ if (!s->flipped_image) stride = -stride;
+
+ for (y = 0; y < height; y++) {
+
+ for (x = 0; x < width; x++) {
+ /* This code basically just deblocks on the edges of coded blocks.
+ * However, it has to be much more complicated because of the
+ * braindamaged deblock ordering used in VP3/Theora. Order matters
+ * because some pixels get filtered twice. */
+ if( s->all_fragments[fragment].coding_method != MODE_COPY )
+ {
+ /* do not perform left edge filter for left columns frags */
+ if (x > 0) {
+ s->dsp.vp3_h_loop_filter(
+ plane_data + s->all_fragments[fragment].first_pixel,
+ stride, bounding_values);
+ }
+
+ /* do not perform top edge filter for top row fragments */
+ if (y > 0) {
+ s->dsp.vp3_v_loop_filter(
+ plane_data + s->all_fragments[fragment].first_pixel,
+ stride, bounding_values);
+ }
+
+ /* do not perform right edge filter for right column
+ * fragments or if right fragment neighbor is also coded
+ * in this frame (it will be filtered in next iteration) */
+ if ((x < width - 1) &&
+ (s->all_fragments[fragment + 1].coding_method == MODE_COPY)) {
+ s->dsp.vp3_h_loop_filter(
+ plane_data + s->all_fragments[fragment + 1].first_pixel,
+ stride, bounding_values);
+ }
+
+ /* do not perform bottom edge filter for bottom row
+ * fragments or if bottom fragment neighbor is also coded
+ * in this frame (it will be filtered in the next row) */
+ if ((y < height - 1) &&
+ (s->all_fragments[fragment + width].coding_method == MODE_COPY)) {
+ s->dsp.vp3_v_loop_filter(
+ plane_data + s->all_fragments[fragment + width].first_pixel,
+ stride, bounding_values);
+ }
+ }
+
+ fragment++;
+ }
+ }
+ }
+}
+
/*
* Perform the final rendering for a particular slice of data.
* The slice number ranges from 0..(macroblock_height - 1).
@@ -1562,70 +1626,6 @@ static void render_slice(Vp3DecodeContext *s, int slice)
emms_c();
}
-static void apply_loop_filter(Vp3DecodeContext *s)
-{
- int plane;
- int x, y;
- int *bounding_values= s->bounding_values_array+127;
-
- for (plane = 0; plane < 3; plane++) {
- int width = s->fragment_width >> !!plane;
- int height = s->fragment_height >> !!plane;
- int fragment = s->fragment_start [plane];
- int stride = s->current_frame.linesize[plane];
- uint8_t *plane_data = s->current_frame.data [plane];
- if (!s->flipped_image) stride = -stride;
-
- for (y = 0; y < height; y++) {
-
- for (x = 0; x < width; x++) {
- /* This code basically just deblocks on the edges of coded blocks.
- * However, it has to be much more complicated because of the
- * braindamaged deblock ordering used in VP3/Theora. Order matters
- * because some pixels get filtered twice. */
- if( s->all_fragments[fragment].coding_method != MODE_COPY )
- {
- /* do not perform left edge filter for left columns frags */
- if (x > 0) {
- s->dsp.vp3_h_loop_filter(
- plane_data + s->all_fragments[fragment].first_pixel,
- stride, bounding_values);
- }
-
- /* do not perform top edge filter for top row fragments */
- if (y > 0) {
- s->dsp.vp3_v_loop_filter(
- plane_data + s->all_fragments[fragment].first_pixel,
- stride, bounding_values);
- }
-
- /* do not perform right edge filter for right column
- * fragments or if right fragment neighbor is also coded
- * in this frame (it will be filtered in next iteration) */
- if ((x < width - 1) &&
- (s->all_fragments[fragment + 1].coding_method == MODE_COPY)) {
- s->dsp.vp3_h_loop_filter(
- plane_data + s->all_fragments[fragment + 1].first_pixel,
- stride, bounding_values);
- }
-
- /* do not perform bottom edge filter for bottom row
- * fragments or if bottom fragment neighbor is also coded
- * in this frame (it will be filtered in the next row) */
- if ((y < height - 1) &&
- (s->all_fragments[fragment + width].coding_method == MODE_COPY)) {
- s->dsp.vp3_v_loop_filter(
- plane_data + s->all_fragments[fragment + width].first_pixel,
- stride, bounding_values);
- }
- }
-
- fragment++;
- }
- }
- }
-}
-
/*
* This function computes the first pixel addresses for each fragment.
* This function needs to be invoked after the first frame is allocated