/*
+ * Copyright 2007 Bobby Bingham
+ * Copyright Stefano Sabatini <stefasab gmail com>
+ * Copyright Vitor Sessak <vitor1001 gmail com>
+ *
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
#include "avfilter.h"
#include "internal.h"
+#include "video.h"
-static char *ff_get_ref_perms_string(char *buf, size_t buf_size, int perms)
-{
- snprintf(buf, buf_size, "%s%s%s%s%s%s",
- perms & AV_PERM_READ ? "r" : "",
- perms & AV_PERM_WRITE ? "w" : "",
- perms & AV_PERM_PRESERVE ? "p" : "",
- perms & AV_PERM_REUSE ? "u" : "",
- perms & AV_PERM_REUSE2 ? "U" : "",
- perms & AV_PERM_NEG_LINESIZES ? "n" : "");
- return buf;
-}
-
-static void ff_dlog_ref(void *ctx, AVFilterBufferRef *ref, int end)
-{
- av_unused char buf[16];
- av_dlog(ctx,
- "ref[%p buf:%p refcount:%d perms:%s data:%p linesize[%d, %d, %d, %d] pts:%"PRId64" pos:%"PRId64,
- ref, ref->buf, ref->buf->refcount, ff_get_ref_perms_string(buf, sizeof(buf), ref->perms), ref->data[0],
- ref->linesize[0], ref->linesize[1], ref->linesize[2], ref->linesize[3],
- ref->pts, ref->pos);
-
- if (ref->video) {
- av_dlog(ctx, " a:%d/%d s:%dx%d i:%c iskey:%d type:%c",
- ref->video->sample_aspect_ratio.num, ref->video->sample_aspect_ratio.den,
- ref->video->w, ref->video->h,
- !ref->video->interlaced ? 'P' : /* Progressive */
- ref->video->top_field_first ? 'T' : 'B', /* Top / Bottom */
- ref->video->key_frame,
- av_get_picture_type_char(ref->video->pict_type));
- }
- if (ref->audio) {
- av_dlog(ctx, " cl:%"PRId64"d n:%d r:%d p:%d",
- ref->audio->channel_layout,
- ref->audio->nb_samples,
- ref->audio->sample_rate,
- ref->audio->planar);
- }
-
- av_dlog(ctx, "]%s", end ? "\n" : "");
-}
-
-AVFilterBufferRef *avfilter_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
+AVFilterBufferRef *ff_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
{
- return avfilter_get_video_buffer(link->dst->outputs[0], perms, w, h);
+ return ff_get_video_buffer(link->dst->outputs[0], perms, w, h);
}
-AVFilterBufferRef *avfilter_default_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
+AVFilterBufferRef *ff_default_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
{
int linesize[4];
uint8_t *data[4];
pic-> extended_data = pic->data;
picref->extended_data = picref->data;
+ picref->pts = AV_NOPTS_VALUE;
+
return picref;
fail:
return NULL;
}
-AVFilterBufferRef *avfilter_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
+AVFilterBufferRef *ff_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
{
AVFilterBufferRef *ret = NULL;
av_unused char buf[16];
- FF_DPRINTF_START(NULL, get_video_buffer); ff_dlog_link(NULL, link, 0);
- av_dlog(NULL, " perms:%s w:%d h:%d\n", ff_get_ref_perms_string(buf, sizeof(buf), perms), w, h);
+ FF_TPRINTF_START(NULL, get_video_buffer); ff_tlog_link(NULL, link, 0);
+ ff_tlog(NULL, " perms:%s w:%d h:%d\n", ff_get_ref_perms_string(buf, sizeof(buf), perms), w, h);
if (link->dstpad->get_video_buffer)
ret = link->dstpad->get_video_buffer(link, perms, w, h);
if (!ret)
- ret = avfilter_default_get_video_buffer(link, perms, w, h);
+ ret = ff_default_get_video_buffer(link, perms, w, h);
if (ret)
ret->type = AVMEDIA_TYPE_VIDEO;
- FF_DPRINTF_START(NULL, get_video_buffer); ff_dlog_link(NULL, link, 0); av_dlog(NULL, " returning "); ff_dlog_ref(NULL, ret, 1);
+ FF_TPRINTF_START(NULL, get_video_buffer); ff_tlog_link(NULL, link, 0); ff_tlog(NULL, " returning "); ff_tlog_ref(NULL, ret, 1);
return ret;
}
-void avfilter_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
+void ff_null_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
{
- avfilter_start_frame(link->dst->outputs[0], picref);
+ ff_start_frame(link->dst->outputs[0], picref);
}
-void avfilter_default_start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
+static void default_start_frame(AVFilterLink *inlink, AVFilterBufferRef *picref)
{
AVFilterLink *outlink = NULL;
- if (inlink->dst->output_count)
+ if (inlink->dst->nb_outputs)
outlink = inlink->dst->outputs[0];
if (outlink) {
- outlink->out_buf = avfilter_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
+ outlink->out_buf = ff_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
avfilter_copy_buffer_ref_props(outlink->out_buf, picref);
- avfilter_start_frame(outlink, avfilter_ref_buffer(outlink->out_buf, ~0));
+ outlink->out_buf->video->w = outlink->w;
+ outlink->out_buf->video->h = outlink->h;
+ ff_start_frame(outlink, avfilter_ref_buffer(outlink->out_buf, ~0));
}
}
/* XXX: should we do the duplicating of the picture ref here, instead of
* forcing the source filter to do it? */
-void avfilter_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
+void ff_start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
{
void (*start_frame)(AVFilterLink *, AVFilterBufferRef *);
AVFilterPad *dst = link->dstpad;
int perms = picref->perms;
AVFilterCommand *cmd= link->dst->command_queue;
- FF_DPRINTF_START(NULL, start_frame); ff_dlog_link(NULL, link, 0); av_dlog(NULL, " "); ff_dlog_ref(NULL, picref, 1);
+ FF_TPRINTF_START(NULL, start_frame); ff_tlog_link(NULL, link, 0); ff_tlog(NULL, " "); ff_tlog_ref(NULL, picref, 1);
if (!(start_frame = dst->start_frame))
- start_frame = avfilter_default_start_frame;
+ start_frame = default_start_frame;
if (picref->linesize[0] < 0)
perms |= AV_PERM_NEG_LINESIZES;
picref->perms,
link->dstpad->min_perms, link->dstpad->rej_perms);
- link->cur_buf = avfilter_get_video_buffer(link, dst->min_perms, link->w, link->h);
+ link->cur_buf = ff_get_video_buffer(link, dst->min_perms, link->w, link->h);
link->src_buf = picref;
avfilter_copy_buffer_ref_props(link->cur_buf, link->src_buf);
+
+ /* copy palette if required */
+ if (av_pix_fmt_descriptors[link->format].flags & PIX_FMT_PAL)
+ memcpy(link->cur_buf->data[1], link->src_buf-> data[1], AVPALETTE_SIZE);
}
else
link->cur_buf = picref;
ff_update_link_current_pts(link, link->cur_buf->pts);
}
-void avfilter_null_end_frame(AVFilterLink *link)
+void ff_null_start_frame_keep_ref(AVFilterLink *inlink,
+ AVFilterBufferRef *picref)
{
- avfilter_end_frame(link->dst->outputs[0]);
+ ff_start_frame(inlink->dst->outputs[0], avfilter_ref_buffer(picref, ~0));
}
-void avfilter_default_end_frame(AVFilterLink *inlink)
+void ff_null_end_frame(AVFilterLink *link)
+{
+ ff_end_frame(link->dst->outputs[0]);
+}
+
+static void default_end_frame(AVFilterLink *inlink)
{
AVFilterLink *outlink = NULL;
- if (inlink->dst->output_count)
+ if (inlink->dst->nb_outputs)
outlink = inlink->dst->outputs[0];
avfilter_unref_buffer(inlink->cur_buf);
avfilter_unref_buffer(outlink->out_buf);
outlink->out_buf = NULL;
}
- avfilter_end_frame(outlink);
+ ff_end_frame(outlink);
}
}
-void avfilter_end_frame(AVFilterLink *link)
+void ff_end_frame(AVFilterLink *link)
{
void (*end_frame)(AVFilterLink *);
if (!(end_frame = link->dstpad->end_frame))
- end_frame = avfilter_default_end_frame;
+ end_frame = default_end_frame;
end_frame(link);
}
}
-void avfilter_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
+void ff_null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
{
- avfilter_draw_slice(link->dst->outputs[0], y, h, slice_dir);
+ ff_draw_slice(link->dst->outputs[0], y, h, slice_dir);
}
-void avfilter_default_draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
+static void default_draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
{
AVFilterLink *outlink = NULL;
- if (inlink->dst->output_count)
+ if (inlink->dst->nb_outputs)
outlink = inlink->dst->outputs[0];
if (outlink)
- avfilter_draw_slice(outlink, y, h, slice_dir);
+ ff_draw_slice(outlink, y, h, slice_dir);
}
-void avfilter_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
+void ff_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
{
uint8_t *src[4], *dst[4];
int i, j, vsub;
void (*draw_slice)(AVFilterLink *, int, int, int);
- FF_DPRINTF_START(NULL, draw_slice); ff_dlog_link(NULL, link, 0); av_dlog(NULL, " y:%d h:%d dir:%d\n", y, h, slice_dir);
+ FF_TPRINTF_START(NULL, draw_slice); ff_tlog_link(NULL, link, 0); ff_tlog(NULL, " y:%d h:%d dir:%d\n", y, h, slice_dir);
/* copy the slice if needed for permission reasons */
if (link->src_buf) {
}
if (!(draw_slice = link->dstpad->draw_slice))
- draw_slice = avfilter_default_draw_slice;
+ draw_slice = default_draw_slice;
draw_slice(link, y, h, slice_dir);
}
+void avfilter_default_end_frame(AVFilterLink *inlink)
+{
+ default_end_frame(inlink);
+}
+