mandelbrot: unroll the innermost loop once.

[ffmpeg] / libavfilter / avfilter.c

diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index 783fda5c2ef42318241d6150e7338abf27b001d3..fa316a670c33f65de71497309f7d25cd5438b3ce 100644 (file)
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -438,8 +438,8 @@ avfilter_get_video_buffer_ref_from_arrays(uint8_t * const data[4], const int lin
     picref->type = AVMEDIA_TYPE_VIDEO;
     pic->format = picref->format = format;
 
-    memcpy(pic->data,        data,          sizeof(pic->data));
-    memcpy(pic->linesize,    linesize,      sizeof(pic->linesize));
+    memcpy(pic->data,        data,          4*sizeof(data[0]));
+    memcpy(pic->linesize,    linesize,      4*sizeof(linesize[0]));
     memcpy(picref->data,     pic->data,     sizeof(picref->data));
     memcpy(picref->linesize, pic->linesize, sizeof(picref->linesize));
 
@@ -572,6 +572,9 @@ void avfilter_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
         link->cur_buf = picref;
 
     while(cmd && cmd->time <= picref->pts * av_q2d(link->time_base)){
+        av_log(link->dst, AV_LOG_DEBUG,
+               "Processing command time:%f command:%s arg:%s\n",
+               cmd->time, cmd->command, cmd->arg);
         avfilter_process_command(link->dst, cmd->command, cmd->arg, 0, 0, cmd->flags);
         command_queue_pop(link->dst);
         cmd= link->dst->command_queue;
@@ -684,7 +687,7 @@ void avfilter_filter_samples(AVFilterLink *link, AVFilterBufferRef *samplesref)
     filter_samples(link, link->cur_buf);
 }
 
-#define MAX_REGISTERED_AVFILTERS_NB 64
+#define MAX_REGISTERED_AVFILTERS_NB 128
 
 static AVFilter *registered_avfilters[MAX_REGISTERED_AVFILTERS_NB + 1];
 
@@ -703,8 +706,13 @@ AVFilter *avfilter_get_by_name(const char *name)
 
 int avfilter_register(AVFilter *filter)
 {
-    if (next_registered_avfilter_idx == MAX_REGISTERED_AVFILTERS_NB)
-        return -1;
+    if (next_registered_avfilter_idx == MAX_REGISTERED_AVFILTERS_NB) {
+        av_log(NULL, AV_LOG_ERROR,
+               "Maximum number of registered filters %d reached, "
+               "impossible to register filter with name '%s'\n",
+               MAX_REGISTERED_AVFILTERS_NB, filter->name);
+        return AVERROR(ENOMEM);
+    }
 
     registered_avfilters[next_registered_avfilter_idx++] = filter;
     return 0;