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generic-pc/video: reuse swscale context

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Origin commit data
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Branch: master
Commit: 40d1bb8b63
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2013-05-26 (Sun, 26 May 2013)


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This commit was generated by Migit
This commit is contained in:
Stefan Seyfried
2013-05-26 20:50:58 +02:00
parent 8febd10a9c
commit 656c2d85c0
1 changed files with 6 additions and 4 deletions
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10
generic-pc/video.cpp
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@@ -394,6 +394,7 @@ void cVideo::run(void)
AVFrame *frame, *rgbframe;
uint8_t *inbuf = (uint8_t *)av_malloc(INBUF_SIZE);
AVPacket avpkt;
struct SwsContext *convert = NULL;
time_t warn_r = 0; /* last read error */
time_t warn_d = 0; /* last decode error */
@@ -475,9 +476,10 @@ void cVideo::run(void)
lt_info("%s: WARN: pkt->size %d != len %d\n", __func__, avpkt.size, len);
if (got_frame) {
unsigned int need = avpicture_get_size(PIX_FMT_RGB32, c->width, c->height);
struct SwsContext *convert = sws_getContext(c->width, c->height, c->pix_fmt,
c->width, c->height, PIX_FMT_RGB32,
SWS_BICUBIC, 0, 0, 0);
convert = sws_getCachedContext(convert,
c->width, c->height, c->pix_fmt,
c->width, c->height, PIX_FMT_RGB32,
SWS_BICUBIC, 0, 0, 0);
if (!convert)
lt_info("%s: ERROR setting up SWS context\n", __func__);
else {
@@ -489,7 +491,6 @@ void cVideo::run(void)
c->width, c->height);
sws_scale(convert, frame->data, frame->linesize, 0, c->height,
rgbframe->data, rgbframe->linesize);
sws_freeContext(convert);
if (dec_w != c->width || dec_h != c->height) {
lt_info("%s: pic changed %dx%d -> %dx%d\n", __func__,
dec_w, dec_h, c->width, c->height);
@@ -523,6 +524,7 @@ void cVideo::run(void)
}
av_free_packet(&avpkt);
}
sws_freeContext(convert);
out2:
avcodec_close(c);
avcodec_free_frame(&frame);