static int filter_frame(AVFilterLink *link, AVFrame *picref)
{
AVFilterContext *ctx = link->dst;
IDETContext *idet = ctx->priv;
AVDictionary **metadata = avpriv_frame_get_metadatap(picref);
if (idet->prev)
av_frame_free(&idet->prev);
idet->prev = idet->cur;
idet->cur = idet->next;
idet->next = picref;
if (!idet->cur)
return 0;
if (!idet->prev)
idet->prev = av_frame_clone(idet->cur);
if (!idet->csp)
idet->csp = av_pix_fmt_desc_get(link->format);
if (idet->csp->comp[0].depth_minus1 / 8 == 1){
idet->filter_line = (ff_idet_filter_func)ff_idet_filter_line_c_16bit;
if (ARCH_X86)
ff_idet_init_x86(idet, 1);
}
filter(ctx);
av_dict_set_int(metadata, "lavfi.idet.tff", idet->prestat[TFF], 0);
av_dict_set_int(metadata, "lavfi.idet.bff", idet->prestat[BFF], 0);
av_dict_set_int(metadata, "lavfi.idet.progressive", idet->prestat[PROGRESSIVE], 0);
av_dict_set_int(metadata, "lavfi.idet.undetermined", idet->prestat[UNDETERMINED], 0);
return ff_filter_frame(ctx->outputs[0], av_frame_clone(idet->cur));
}
static int filter_frame(AVFilterLink *link, AVFrame *picref)
{
AVFilterContext *ctx = link->dst;
IDETContext *idet = ctx->priv;
if (idet->prev)
av_frame_free(&idet->prev);
idet->prev = idet->cur;
idet->cur = idet->next;
idet->next = picref;
if (!idet->cur)
return 0;
if (!idet->prev)
idet->prev = av_frame_clone(idet->cur);
if (!idet->csp)
idet->csp = av_pix_fmt_desc_get(link->format);
if (idet->csp->comp[0].depth_minus1 / 8 == 1){
idet->filter_line = (ff_idet_filter_func)ff_idet_filter_line_c_16bit;
if (ARCH_X86)
ff_idet_init_x86(idet, 1);
}
filter(ctx);
return ff_filter_frame(ctx->outputs[0], av_frame_clone(idet->cur));
}
static int push_frame(AVFilterContext *ctx)
{
AVFilterLink *outlink = ctx->outputs[0];
LoopContext *s = ctx->priv;
int64_t pts, duration;
int ret;
AVFrame *out = av_frame_clone(s->frames[s->current_frame]);
if (!out)
return AVERROR(ENOMEM);
out->pts += s->duration - s->start_pts;
if (out->pkt_duration)
duration = out->pkt_duration;
else
duration = av_rescale_q(1, av_inv_q(outlink->frame_rate), outlink->time_base);
pts = out->pts + duration;
ret = ff_filter_frame(outlink, out);
s->current_frame++;
if (s->current_frame >= s->nb_frames) {
s->duration = pts;
s->current_frame = 0;
if (s->loop > 0)
s->loop--;
}
return ret;
}
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
LoopContext *s = ctx->priv;
int64_t duration;
int ret = 0;
if (inlink->frame_count_out >= s->start && s->size > 0 && s->loop != 0) {
if (s->nb_frames < s->size) {
if (!s->nb_frames)
s->start_pts = frame->pts;
s->frames[s->nb_frames] = av_frame_clone(frame);
if (!s->frames[s->nb_frames]) {
av_frame_free(&frame);
return AVERROR(ENOMEM);
}
s->nb_frames++;
if (frame->pkt_duration)
duration = frame->pkt_duration;
else
duration = av_rescale_q(1, av_inv_q(outlink->frame_rate), outlink->time_base);
s->duration = frame->pts + duration;
ret = ff_filter_frame(outlink, frame);
} else {
av_frame_free(&frame);
ret = push_frame(ctx);
}
} else {
frame->pts += s->duration;
ret = ff_filter_frame(outlink, frame);
}
return ret;
}
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
ShuffleFramesContext *s = ctx->priv;
int ret;
if (s->in_frames < s->nb_frames) {
s->frames[s->in_frames] = frame;
s->pts[s->in_frames] = frame->pts;
s->in_frames++;
ret = 0;
}
if (s->in_frames == s->nb_frames) {
int n, x;
for (n = 0; n < s->nb_frames; n++) {
AVFrame *out;
x = s->map[n];
out = av_frame_clone(s->frames[x]);
if (!out)
return AVERROR(ENOMEM);
out->pts = s->pts[n];
ret = ff_filter_frame(ctx->outputs[0], out);
s->in_frames--;
}
for (n = 0; n < s->nb_frames; n++)
av_frame_free(&s->frames[n]);
}
return ret;
}
int libavsmash_video_find_first_valid_frame
(
libavsmash_video_decode_handler_t *vdhp
)
{
codec_configuration_t *config = &vdhp->config;
for( uint32_t i = 1; i <= vdhp->sample_count + get_decoder_delay( config->ctx ); i++ )
{
AVPacket pkt = { 0 };
get_sample( vdhp->root, vdhp->track_id, i, config, &pkt );
av_frame_unref( vdhp->frame_buffer );
int got_picture;
if( decode_video_packet( config->ctx, vdhp->frame_buffer, &got_picture, &pkt ) >= 0 && got_picture )
{
vdhp->first_valid_frame_number = i - MIN( get_decoder_delay( config->ctx ), config->delay_count );
if( vdhp->first_valid_frame_number > 1 || vdhp->sample_count == 1 )
{
vdhp->first_valid_frame = av_frame_clone( vdhp->frame_buffer );
if( !vdhp->first_valid_frame )
return -1;
av_frame_unref( vdhp->frame_buffer );
}
break;
}
else if( pkt.data )
++ config->delay_count;
}
return 0;
}
static int process_frame(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
StreamSelectContext *s = fs->opaque;
AVFrame **in = s->frames;
int i, j, ret = 0;
for (i = 0; i < ctx->nb_inputs; i++) {
if ((ret = ff_framesync_get_frame(&s->fs, i, &in[i], 0)) < 0)
return ret;
}
for (j = 0; j < ctx->nb_inputs; j++) {
for (i = 0; i < s->nb_map; i++) {
if (s->map[i] == j) {
AVFrame *out;
if (s->is_audio && s->last_pts[j] == in[j]->pts &&
ctx->outputs[i]->frame_count_in > 0)
continue;
out = av_frame_clone(in[j]);
if (!out)
return AVERROR(ENOMEM);
out->pts = av_rescale_q(s->fs.pts, s->fs.time_base, ctx->outputs[i]->time_base);
s->last_pts[j] = in[j]->pts;
ret = ff_filter_frame(ctx->outputs[i], out);
if (ret < 0)
return ret;
}
}
}
return ret;
}
static int filter_frame(AVFilterLink *inlink, AVFrame *inpicref)
{
AVFilterContext *ctx = inlink->dst;
SeparateFieldsContext *sf = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *second;
int i, ret;
inpicref->height = outlink->h;
inpicref->interlaced_frame = 0;
second = av_frame_clone(inpicref);
if (!second)
return AVERROR(ENOMEM);
for (i = 0; i < sf->nb_planes; i++) {
if (!inpicref->top_field_first)
inpicref->data[i] = inpicref->data[i] + inpicref->linesize[i];
else
second->data[i] = second->data[i] + second->linesize[i];
inpicref->linesize[i] *= 2;
second->linesize[i] *= 2;
}
inpicref->pts = sf->frame_count++ * sf->ts_unit;
second->pts = sf->frame_count++ * sf->ts_unit;
ret = ff_filter_frame(outlink, inpicref);
if (ret < 0)
return ret;
return ff_filter_frame(outlink, second);
}
static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
{
AVFilterContext *ctx = inlink->dst;
int i, ret = 0;
for (i = 0; i < ctx->nb_outputs; i++) {
AVFrame *buf_out = av_frame_clone(buf);
if (!buf_out) {
ret = AVERROR(ENOMEM);
break;
}
buf_out->data[0] = buf_out->extended_data[0] = buf_out->extended_data[i];
buf_out->channel_layout =
av_channel_layout_extract_channel(buf->channel_layout, i);
av_frame_set_channels(buf_out, 1);
ret = ff_filter_frame(ctx->outputs[i], buf_out);
if (ret < 0)
break;
}
av_frame_free(&buf);
return ret;
}
static int request_frame(AVFilterLink *link)
{
AVFilterContext *ctx = link->src;
IDETContext *idet = ctx->priv;
do {
int ret;
if (idet->eof)
return AVERROR_EOF;
ret = ff_request_frame(link->src->inputs[0]);
if (ret == AVERROR_EOF && idet->cur) {
AVFrame *next = av_frame_clone(idet->next);
if (!next)
return AVERROR(ENOMEM);
filter_frame(link->src->inputs[0], next);
idet->eof = 1;
} else if (ret < 0) {
return ret;
}
} while (!idet->cur);
return 0;
}
static int push_frame(AVFilterContext *ctx)
{
AVFilterLink *outlink = ctx->outputs[0];
LoopContext *s = ctx->priv;
int64_t pts;
int ret;
AVFrame *out = av_frame_clone(s->frames[s->current_frame]);
if (!out)
return AVERROR(ENOMEM);
out->pts += s->duration - s->start_pts;
pts = out->pts + av_frame_get_pkt_duration(out);
ret = ff_filter_frame(outlink, out);
s->current_frame++;
if (s->current_frame >= s->nb_frames) {
s->duration = pts;
s->current_frame = 0;
if (s->loop > 0)
s->loop--;
}
return ret;
}
static double get_scene_score(AVFilterContext *ctx, AVFrame *frame)
{
double ret = 0;
SelectContext *select = ctx->priv;
AVFrame *prev_picref = select->prev_picref;
if (prev_picref &&
frame->height == prev_picref->height &&
frame->width == prev_picref->width) {
int x, y, nb_sad = 0;
int64_t sad = 0;
double mafd, diff;
uint8_t *p1 = frame->data[0];
uint8_t *p2 = prev_picref->data[0];
const int p1_linesize = frame->linesize[0];
const int p2_linesize = prev_picref->linesize[0];
for (y = 0; y < frame->height - 7; y += 8) {
for (x = 0; x < frame->width*3 - 7; x += 8) {
sad += select->sad(p1 + x, p1_linesize, p2 + x, p2_linesize);
nb_sad += 8 * 8;
}
p1 += 8 * p1_linesize;
p2 += 8 * p2_linesize;
}
emms_c();
mafd = nb_sad ? (double)sad / nb_sad : 0;
diff = fabs(mafd - select->prev_mafd);
ret = av_clipf(FFMIN(mafd, diff) / 100., 0, 1);
select->prev_mafd = mafd;
av_frame_free(&prev_picref);
}
select->prev_picref = av_frame_clone(frame);
return ret;
}
int ff_yadif_request_frame(AVFilterLink *link)
{
AVFilterContext *ctx = link->src;
YADIFContext *yadif = ctx->priv;
int ret;
if (yadif->frame_pending) {
return_frame(ctx, 1);
return 0;
}
if (yadif->eof)
return AVERROR_EOF;
ret = ff_request_frame(ctx->inputs[0]);
if (ret == AVERROR_EOF && yadif->cur) {
AVFrame *next = av_frame_clone(yadif->next);
if (!next)
return AVERROR(ENOMEM);
next->pts = yadif->next->pts * 2 - yadif->cur->pts;
ff_yadif_filter_frame(ctx->inputs[0], next);
yadif->eof = 1;
} else if (ret < 0) {
return ret;
}
return 0;
}
static int process_frame(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
DisplaceContext *s = fs->opaque;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out, *in, *xpic, *ypic;
int ret;
if ((ret = ff_framesync_get_frame(&s->fs, 0, &in, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 1, &xpic, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 2, &ypic, 0)) < 0)
return ret;
if (ctx->is_disabled) {
out = av_frame_clone(in);
if (!out)
return AVERROR(ENOMEM);
} else {
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, in);
s->displace(s, in, xpic, ypic, out);
}
out->pts = av_rescale_q(in->pts, s->fs.time_base, outlink->time_base);
return ff_filter_frame(outlink, out);
}
static int filter_frame(AVFilterLink *inlink, AVFrame *insamples)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
ShowVolumeContext *s = ctx->priv;
int c, i, j, k;
double values[VAR_VARS_NB];
if (!s->out || s->out->width != outlink->w ||
s->out->height != outlink->h) {
av_frame_free(&s->out);
s->out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!s->out) {
av_frame_free(&insamples);
return AVERROR(ENOMEM);
}
for (i = 0; i < outlink->h; i++)
memset(s->out->data[0] + i * s->out->linesize[0], 0, outlink->w * 4);
}
s->out->pts = insamples->pts;
for (j = 0; j < outlink->h; j++) {
uint8_t *dst = s->out->data[0] + j * s->out->linesize[0];
for (k = 0; k < s->w; k++) {
dst[k * 4 + 0] = FFMAX(dst[k * 4 + 0] - s->f, 0);
dst[k * 4 + 1] = FFMAX(dst[k * 4 + 1] - s->f, 0);
dst[k * 4 + 2] = FFMAX(dst[k * 4 + 2] - s->f, 0);
dst[k * 4 + 3] = FFMAX(dst[k * 4 + 3] - s->f, 0);
}
}
for (c = 0; c < inlink->channels; c++) {
float *src = (float *)insamples->extended_data[c];
float max = 0;
int color;
for (i = 0; i < insamples->nb_samples; i++)
max = FFMAX(max, src[i]);
max = av_clipf(max, 0, 1);
values[VAR_VOLUME] = 20.0 * log(max) / M_LN10;
color = av_expr_eval(s->c_expr, values, NULL);
for (j = 0; j < s->h; j++) {
uint8_t *dst = s->out->data[0] + (c * s->h + c * s->b + j) * s->out->linesize[0];
for (k = 0; k < s->w * max; k++)
AV_WN32A(dst + k * 4, color);
}
if (s->h >= 8 && s->draw_text)
drawtext(s->out, 2, c * (s->h + s->b) + (s->h - 8) / 2,
av_get_channel_name(av_channel_layout_extract_channel(insamples->channel_layout, c)));
}
av_frame_free(&insamples);
return ff_filter_frame(outlink, av_frame_clone(s->out));
}
static int process_frame(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
HysteresisContext *s = fs->opaque;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out, *base, *alt;
int ret;
if ((ret = ff_framesync_get_frame(&s->fs, 0, &base, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 1, &alt, 0)) < 0)
return ret;
if (ctx->is_disabled) {
out = av_frame_clone(base);
if (!out)
return AVERROR(ENOMEM);
} else {
int p;
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, base);
for (p = 0; p < s->nb_planes; p++) {
if (!((1 << p) & s->planes)) {
av_image_copy_plane(out->data[p], out->linesize[p], base->data[p], base->linesize[p],
s->width[p], s->height[p]);
continue;
} else {
int y;
for (y = 0; y < s->height[p]; y++) {
memset(out->data[p] + y * out->linesize[p], 0, s->width[p]);
}
}
s->index = -1;
memset(s->map, 0, s->width[0] * s->height[0]);
memset(s->xy, 0, s->width[0] * s->height[0] * 4);
s->hysteresis(s, base->data[p], alt->data[p],
out->data[p],
base->linesize[p], alt->linesize[p],
out->linesize[p],
s->width[p], s->height[p]);
}
}
out->pts = av_rescale_q(s->fs.pts, s->fs.time_base, outlink->time_base);
return ff_filter_frame(outlink, out);
}
static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
InterlaceContext *s = ctx->priv;
AVFrame *out;
int tff, ret;
av_frame_free(&s->cur);
s->cur = s->next;
s->next = buf;
/* we need at least two frames */
if (!s->cur || !s->next)
return 0;
if (s->cur->interlaced_frame) {
av_log(ctx, AV_LOG_WARNING,
"video is already interlaced, adjusting framerate only\n");
out = av_frame_clone(s->cur);
if (!out)
return AVERROR(ENOMEM);
out->pts /= 2; // adjust pts to new framerate
ret = ff_filter_frame(outlink, out);
s->got_output = 1;
return ret;
}
tff = (s->scan == MODE_TFF);
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, s->cur);
out->interlaced_frame = 1;
out->top_field_first = tff;
out->pts /= 2; // adjust pts to new framerate
/* copy upper/lower field from cur */
copy_picture_field(s, s->cur, out, inlink, tff ? FIELD_UPPER : FIELD_LOWER, s->lowpass);
av_frame_free(&s->cur);
/* copy lower/upper field from next */
copy_picture_field(s, s->next, out, inlink, tff ? FIELD_LOWER : FIELD_UPPER, s->lowpass);
av_frame_free(&s->next);
ret = ff_filter_frame(outlink, out);
s->got_output = 1;
return ret;
}
/* Write a frame to the output */
static int write_frame(AVFilterContext *ctx, FPSContext *s, AVFilterLink *outlink, int *again)
{
AVFrame *frame;
av_assert1(s->frames_count == 2 || (s->status && s->frames_count == 1));
/* We haven't yet determined the pts of the first frame */
if (s->next_pts == AV_NOPTS_VALUE) {
if (s->frames[0]->pts != AV_NOPTS_VALUE) {
s->next_pts = s->frames[0]->pts;
av_log(ctx, AV_LOG_VERBOSE, "Set first pts to %"PRId64"\n", s->next_pts);
} else {
av_log(ctx, AV_LOG_WARNING, "Discarding initial frame(s) with no "
"timestamp.\n");
frame = shift_frame(ctx, s);
av_frame_free(&frame);
*again = 1;
return 0;
}
}
/* There are two conditions where we want to drop a frame:
* - If we have two buffered frames and the second frame is acceptable
* as the next output frame, then drop the first buffered frame.
* - If we have status (EOF) set, drop frames when we hit the
* status timestamp. */
if ((s->frames_count == 2 && s->frames[1]->pts <= s->next_pts) ||
(s->status && s->status_pts <= s->next_pts)) {
frame = shift_frame(ctx, s);
av_frame_free(&frame);
*again = 1;
return 0;
/* Output a copy of the first buffered frame */
} else {
frame = av_frame_clone(s->frames[0]);
if (!frame)
return AVERROR(ENOMEM);
// Make sure Closed Captions will not be duplicated
av_frame_remove_side_data(s->frames[0], AV_FRAME_DATA_A53_CC);
frame->pts = s->next_pts++;
av_log(ctx, AV_LOG_DEBUG, "Writing frame with pts %"PRId64" to pts %"PRId64"\n",
s->frames[0]->pts, frame->pts);
s->cur_frame_out++;
return ff_filter_frame(outlink, frame);
}
}
static int process_frame(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
ThresholdContext *s = fs->opaque;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out, *in, *threshold, *min, *max;
int ret;
if ((ret = ff_framesync_get_frame(&s->fs, 0, &in, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 1, &threshold, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 2, &min, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 3, &max, 0)) < 0)
return ret;
if (ctx->is_disabled) {
out = av_frame_clone(in);
if (!out)
return AVERROR(ENOMEM);
} else {
int p;
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, in);
for (p = 0; p < s->nb_planes; p++) {
if (!(s->planes & (1 << p))) {
av_image_copy_plane(out->data[p], out->linesize[p],
in->data[p], in->linesize[p],
s->width[p] * s->bpc,
s->height[p]);
continue;
}
s->threshold(in->data[p], threshold->data[p],
min->data[p], max->data[p],
out->data[p],
in->linesize[p], threshold->linesize[p],
min->linesize[p], max->linesize[p],
out->linesize[p],
s->width[p], s->height[p]);
}
}
out->pts = av_rescale_q(s->fs.pts, s->fs.time_base, outlink->time_base);
return ff_filter_frame(outlink, out);
}
static int ndi_write_video_packet(AVFormatContext *avctx, AVStream *st, AVPacket *pkt)
{
struct NDIContext *ctx = avctx->priv_data;
AVFrame *avframe, *tmp = (AVFrame *)pkt->data;
if (tmp->format != AV_PIX_FMT_UYVY422 && tmp->format != AV_PIX_FMT_BGRA &&
tmp->format != AV_PIX_FMT_BGR0 && tmp->format != AV_PIX_FMT_RGBA &&
tmp->format != AV_PIX_FMT_RGB0) {
av_log(avctx, AV_LOG_ERROR, "Got a frame with invalid pixel format.\n");
return AVERROR(EINVAL);
}
if (tmp->linesize[0] < 0) {
av_log(avctx, AV_LOG_ERROR, "Got a frame with negative linesize.\n");
return AVERROR(EINVAL);
}
if (tmp->width != ctx->video->xres ||
tmp->height != ctx->video->yres) {
av_log(avctx, AV_LOG_ERROR, "Got a frame with invalid dimension.\n");
av_log(avctx, AV_LOG_ERROR, "tmp->width=%d, tmp->height=%d, ctx->video->xres=%d, ctx->video->yres=%d\n",
tmp->width, tmp->height, ctx->video->xres, ctx->video->yres);
return AVERROR(EINVAL);
}
avframe = av_frame_clone(tmp);
if (!avframe)
return AVERROR(ENOMEM);
ctx->video->timecode = av_rescale_q(pkt->pts, st->time_base, NDI_TIME_BASE_Q);
ctx->video->line_stride_in_bytes = avframe->linesize[0];
ctx->video->p_data = (void *)(avframe->data[0]);
av_log(avctx, AV_LOG_DEBUG, "%s: pkt->pts=%"PRId64", timecode=%"PRId64", st->time_base=%d/%d\n",
__func__, pkt->pts, ctx->video->timecode, st->time_base.num, st->time_base.den);
/* asynchronous for one frame, but will block if a second frame
is given before the first one has been sent */
NDIlib_send_send_video_async(ctx->ndi_send, ctx->video);
av_frame_free(&ctx->last_avframe);
ctx->last_avframe = avframe;
return 0;
}
static int process_frame(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
MidEqualizerContext *s = fs->opaque;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out, *in0, *in1;
int ret;
if ((ret = ff_framesync_get_frame(&s->fs, 0, &in0, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 1, &in1, 0)) < 0)
return ret;
if (ctx->is_disabled) {
out = av_frame_clone(in0);
if (!out)
return AVERROR(ENOMEM);
} else {
int p;
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, in0);
for (p = 0; p < s->nb_planes; p++) {
if (!((1 << p) & s->planes)) {
av_image_copy_plane(out->data[p], out->linesize[p], in0->data[p], in0->linesize[p],
s->width[0][p] * (1 + (s->histogram_size > 256)), s->height[0][p]);
continue;
}
s->midequalizer(in0->data[p], in1->data[p],
out->data[p],
in0->linesize[p], in1->linesize[p],
out->linesize[p],
s->width[0][p], s->height[0][p],
s->width[1][p], s->height[1][p],
s->histogram[0], s->histogram[1],
s->cchange, s->histogram_size);
}
}
out->pts = av_rescale_q(in0->pts, s->fs.time_base, outlink->time_base);
return ff_filter_frame(outlink, out);
}
static int process_frame(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
MaskedMergeContext *s = fs->opaque;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out, *base, *overlay, *mask;
int ret;
if ((ret = ff_framesync_get_frame(&s->fs, 0, &base, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 1, &overlay, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 2, &mask, 0)) < 0)
return ret;
if (ctx->is_disabled) {
out = av_frame_clone(base);
if (!out)
return AVERROR(ENOMEM);
} else {
int p;
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, base);
for (p = 0; p < s->nb_planes; p++) {
if (!((1 << p) & s->planes)) {
av_image_copy_plane(out->data[p], out->linesize[p], base->data[p], base->linesize[p],
s->width[p], s->height[p]);
continue;
}
s->maskedmerge(base->data[p], base->linesize[p],
overlay->data[p], overlay->linesize[p],
mask->data[p], mask->linesize[p],
out->data[p], out->linesize[p],
s->width[p], s->height[p],
s->max, s->half, s->depth);
}
}
out->pts = av_rescale_q(base->pts, s->fs.time_base, outlink->time_base);
return ff_filter_frame(outlink, out);
}
static int request_frame(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
ATADenoiseContext *s = ctx->priv;
int ret = 0;
ret = ff_request_frame(ctx->inputs[0]);
if (ret == AVERROR_EOF && !ctx->is_disabled && s->available) {
AVFrame *buf = av_frame_clone(ff_bufqueue_peek(&s->q, s->available));
if (!buf)
return AVERROR(ENOMEM);
ret = filter_frame(ctx->inputs[0], buf);
s->available--;
}
return ret;
}
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
int i, ret = 0;
for (i = 0; i < ctx->nb_outputs; i++) {
AVFrame *buf_out = av_frame_clone(frame);
if (!buf_out) {
ret = AVERROR(ENOMEM);
break;
}
ret = ff_filter_frame(ctx->outputs[i], buf_out);
if (ret < 0)
break;
}
av_frame_free(&frame);
return ret;
}
// packets must be decoded in order
// indata must be inlen + FF_INPUT_BUFFER_PADDING_SIZE in length
int nv_avc_decode(unsigned char* indata, int inlen) {
int err;
int got_pic = 0;
pkt.data = indata;
pkt.size = inlen;
while (pkt.size > 0) {
got_pic = 0;
err = avcodec_decode_video2(
decoder_ctx,
dec_frame,
&got_pic,
&pkt);
if (err < 0) {
__android_log_write(ANDROID_LOG_ERROR, "NVAVCDEC",
"Decode failed");
got_pic = 0;
break;
}
pkt.size -= err;
pkt.data += err;
}
// Only copy the picture at the end of decoding the packet
if (got_pic) {
pthread_mutex_lock(&mutex);
// Only clone this frame if the last frame was taken.
// This saves on extra copies for frames that don't get
// rendered.
if (yuv_frame == NULL) {
// Clone a new frame
yuv_frame = av_frame_clone(dec_frame);
}
pthread_mutex_unlock(&mutex);
}
return err < 0 ? err : 0;
}
static int request_frame(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
FieldHintContext *s = ctx->priv;
int ret;
if (s->eof)
return AVERROR_EOF;
ret = ff_request_frame(ctx->inputs[0]);
if (ret == AVERROR_EOF && s->frame[2]) {
AVFrame *next = av_frame_clone(s->frame[2]);
if (!next)
return AVERROR(ENOMEM);
ret = filter_frame(ctx->inputs[0], next);
s->eof = 1;
}
return ret;
}
static void process(ID3ASFilterContext *context, AVFrame *frame, AVRational timebase)
{
codec_t *this = context->priv_data;
for (int i = 0; i < context->num_downstream_filters; i++) {
frame_entry_t *frame_entry = (frame_entry_t *) malloc(sizeof(frame_entry_t));
frame_entry->timebase = timebase;
frame_entry->frame = av_frame_clone(frame);
frame_entry->exit_thread = 0;
ADD_TO_QUEUE(context, this->threads[i].inbound_frame_queue, frame_entry);
}
if (sync_mode) {
for (int i = 0; i < context->num_downstream_filters; i++) {
pthread_cond_wait(&this->threads[i].complete, &this->threads[i].complete_mutex);
}
}
}
static int filter_frame(AVFilterLink *inlink, AVFrame *inpicref)
{
AVFilterContext *ctx = inlink->dst;
SeparateFieldsContext *s = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0];
int ret;
inpicref->height = outlink->h;
inpicref->interlaced_frame = 0;
if (!s->second) {
goto clone;
} else {
AVFrame *second = s->second;
extract_field(second, s->nb_planes, second->top_field_first);
if (second->pts != AV_NOPTS_VALUE &&
inpicref->pts != AV_NOPTS_VALUE)
second->pts += inpicref->pts;
else
second->pts = AV_NOPTS_VALUE;
ret = ff_filter_frame(outlink, second);
if (ret < 0)
return ret;
clone:
s->second = av_frame_clone(inpicref);
if (!s->second)
return AVERROR(ENOMEM);
}
extract_field(inpicref, s->nb_planes, !inpicref->top_field_first);
if (inpicref->pts != AV_NOPTS_VALUE)
inpicref->pts *= 2;
return ff_filter_frame(outlink, inpicref);
}
static int process_frame(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
ThresholdContext *s = fs->opaque;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out, *in, *threshold, *min, *max;
ThreadData td;
int ret;
if ((ret = ff_framesync_get_frame(&s->fs, 0, &in, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 1, &threshold, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 2, &min, 0)) < 0 ||
(ret = ff_framesync_get_frame(&s->fs, 3, &max, 0)) < 0)
return ret;
if (ctx->is_disabled) {
out = av_frame_clone(in);
if (!out)
return AVERROR(ENOMEM);
} else {
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, in);
td.out = out;
td.in = in;
td.threshold = threshold;
td.min = min;
td.max = max;
ctx->internal->execute(ctx, filter_slice, &td, NULL,
FFMIN(s->height[2], ff_filter_get_nb_threads(ctx)));
}
out->pts = av_rescale_q(s->fs.pts, s->fs.time_base, outlink->time_base);
return ff_filter_frame(outlink, out);
}
static int request_frame(AVFilterLink *link)
{
AVFilterContext *ctx = link->src;
IDETContext *idet = ctx->priv;
int ret;
if (idet->eof)
return AVERROR_EOF;
ret = ff_request_frame(link->src->inputs[0]);
if (ret == AVERROR_EOF && idet->cur && !idet->analyze_interlaced_flag_done) {
AVFrame *next = av_frame_clone(idet->next);
if (!next)
return AVERROR(ENOMEM);
ret = filter_frame(link->src->inputs[0], next);
idet->eof = 1;
}
return ret;
}
