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avcodec/dvbsubdec: fix ignoring blank frame by updating got_output 

fix ticket 3737

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Anshul Maheshwari 2014-06-27 16:09:48 +05:30 committed by Michael Niedermayer
parent 5fef4afb85
commit 263932c084
1 changed files with 7 additions and 8 deletions
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15
libavcodec/dvbsubdec.c
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@ -775,8 +775,6 @@ static void save_subtitle_set(AVCodecContext *avctx, AVSubtitle *sub, int *got_o
int i;
int offset_x=0, offset_y=0;
if(ctx->compute_edt == 0)
sub->end_display_time = ctx->time_out * 1000;
if (display_def) {
offset_x = display_def->x;
@ -794,13 +792,14 @@ static void save_subtitle_set(AVCodecContext *avctx, AVSubtitle *sub, int *got_o
sub->num_rects++;
}
if(ctx->compute_edt == 0) {
sub->end_display_time = ctx->time_out * 1000;
*got_output = 1;
} else if (ctx->prev_start != AV_NOPTS_VALUE) {
sub->end_display_time = av_rescale_q((sub->pts - ctx->prev_start ), AV_TIME_BASE_Q, (AVRational){ 1, 1000 }) - 1;
*got_output = 1;
}
if (sub->num_rects > 0) {
if(ctx->compute_edt == 1 && ctx->prev_start != AV_NOPTS_VALUE) {
sub->end_display_time = av_rescale_q((sub->pts - ctx->prev_start ), AV_TIME_BASE_Q, (AVRational){ 1, 1000 }) - 1;
*got_output = 1;
} else if (ctx->compute_edt == 0) {
*got_output = 1;
}
sub->rects = av_mallocz_array(sizeof(*sub->rects), sub->num_rects);
for(i=0; i<sub->num_rects; i++)