kmvc: use fixed sized arrays in the context

Avoid some boilerplate code to dynamically allocate and then free the
buffers.
(cherry picked from commit 8f68977054)

Signed-off-by: Reinhard Tartler <siretart@tauware.de>

Conflicts:
	libavcodec/kmvc.c
This commit is contained in:
Luca Barbato 2013-07-01 03:04:15 +02:00 committed by Reinhard Tartler
parent c9d8424395
commit e22a5d490d

View File

@ -46,7 +46,7 @@ typedef struct KmvcContext {
int palsize;
uint32_t pal[MAX_PALSIZE];
uint8_t *cur, *prev;
uint8_t *frm0, *frm1;
uint8_t frm0[320 * 200], frm1[320 * 200];
GetByteContext g;
} KmvcContext;
@ -367,8 +367,6 @@ static av_cold int decode_init(AVCodecContext * avctx)
return -1;
}
c->frm0 = av_mallocz(320 * 200);
c->frm1 = av_mallocz(320 * 200);
c->cur = c->frm0;
c->prev = c->frm1;
@ -401,30 +399,12 @@ static av_cold int decode_init(AVCodecContext * avctx)
return 0;
}
/*
* Uninit kmvc decoder
*/
static av_cold int decode_end(AVCodecContext * avctx)
{
KmvcContext *const c = avctx->priv_data;
av_freep(&c->frm0);
av_freep(&c->frm1);
if (c->pic.data[0])
avctx->release_buffer(avctx, &c->pic);
return 0;
}
AVCodec ff_kmvc_decoder = {
.name = "kmvc",
.type = AVMEDIA_TYPE_VIDEO,
.id = CODEC_ID_KMVC,
.priv_data_size = sizeof(KmvcContext),
.init = decode_init,
.close = decode_end,
.decode = decode_frame,
.capabilities = CODEC_CAP_DR1,
.long_name = NULL_IF_CONFIG_SMALL("Karl Morton's video codec"),