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author | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2009-10-06 22:07:32 +0000 |
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committer | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2009-10-06 22:07:32 +0000 |
commit | 96da1c51f6cc82288e05cf3fc53c10f7a94b9a21 (patch) | |
tree | bb40be98cfdaee21a8c1ed680c53d280605b684d /libavfilter | |
parent | 2ad4c241c852efc0baa79b21db6bbc87c27873ef (diff) | |
download | ffmpeg-streaming-96da1c51f6cc82288e05cf3fc53c10f7a94b9a21.zip ffmpeg-streaming-96da1c51f6cc82288e05cf3fc53c10f7a94b9a21.tar.gz |
Implement trace messages logging in the filterchain processing.
It is only enabled when the DEBUG symbol is defined.
Originally committed as revision 20187 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavfilter')
-rw-r--r-- | libavfilter/avfilter.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c index 5739b76..6088077 100644 --- a/libavfilter/avfilter.c +++ b/libavfilter/avfilter.c @@ -19,6 +19,8 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ +/* #define DEBUG */ + #include "libavcodec/imgconvert.h" #include "avfilter.h" @@ -160,21 +162,50 @@ int avfilter_config_links(AVFilterContext *filter) return 0; } +static void dprintf_picref(void *ctx, AVFilterPicRef *picref, int end) +{ + dprintf(ctx, + "picref[%p data[%p, %p, %p, %p] linesize[%d, %d, %d, %d] pts:%"PRId64" s:%dx%d]%s", + picref, + picref->data [0], picref->data [1], picref->data [2], picref->data [3], + picref->linesize[0], picref->linesize[1], picref->linesize[2], picref->linesize[3], + picref->pts, picref->w, picref->h, + end ? "\n" : ""); +} + +static void dprintf_link(void *ctx, AVFilterLink *link, int end) +{ + dprintf(ctx, + "link[%p s:%dx%d %-16s->%-16s]%s", + link, link->w, link->h, + link->src ? link->src->filter->name : "", + link->dst ? link->dst->filter->name : "", + end ? "\n" : ""); +} + +#define DPRINTF_START(ctx, func) dprintf(NULL, "%-16s: ", #func) + AVFilterPicRef *avfilter_get_video_buffer(AVFilterLink *link, int perms) { AVFilterPicRef *ret = NULL; + DPRINTF_START(NULL, get_video_buffer); dprintf_link(NULL, link, 0); dprintf(NULL, " perms:%d\n", perms); + if(link_dpad(link).get_video_buffer) ret = link_dpad(link).get_video_buffer(link, perms); if(!ret) ret = avfilter_default_get_video_buffer(link, perms); + DPRINTF_START(NULL, get_video_buffer); dprintf_link(NULL, link, 0); dprintf(NULL, " returning "); dprintf_picref(NULL, ret, 1); + return ret; } int avfilter_request_frame(AVFilterLink *link) { + DPRINTF_START(NULL, request_frame); dprintf_link(NULL, link, 1); + if(link_spad(link).request_frame) return link_spad(link).request_frame(link); else if(link->src->inputs[0]) @@ -205,6 +236,8 @@ void avfilter_start_frame(AVFilterLink *link, AVFilterPicRef *picref) void (*start_frame)(AVFilterLink *, AVFilterPicRef *); AVFilterPad *dst = &link_dpad(link); + DPRINTF_START(NULL, start_frame); dprintf_link(NULL, link, 0); dprintf(NULL, " "); dprintf_picref(NULL, picref, 1); + if(!(start_frame = dst->start_frame)) start_frame = avfilter_default_start_frame; @@ -253,6 +286,8 @@ void avfilter_draw_slice(AVFilterLink *link, int y, int h) int i, j, hsub, vsub; void (*draw_slice)(AVFilterLink *, int, int); + DPRINTF_START(NULL, draw_slice); dprintf_link(NULL, link, 0); dprintf(NULL, " y:%d h:%d\n", y, h); + /* copy the slice if needed for permission reasons */ if(link->srcpic) { avcodec_get_chroma_sub_sample(link->format, &hsub, &vsub); |