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indeo2: make code independent of sizeof(AVFrame)

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-07-26 14:58:44 +00:00
parent 76e27b1d05
commit 451b2ca1b4
1 changed files with 13 additions and 13 deletions
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26
libavcodec/indeo2.c
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@ -34,7 +34,7 @@
typedef struct Ir2Context{
AVCodecContext *avctx;
AVFrame picture;
AVFrame *picture;
GetBitContext gb;
int decode_delta;
} Ir2Context;
@ -146,7 +146,7 @@ static int ir2_decode_frame(AVCodecContext *avctx,
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
AVFrame *picture = data;
AVFrame * const p = &s->picture;
AVFrame * const p = s->picture;
int start, ret;
if ((ret = ff_reget_buffer(avctx, p)) < 0)
@ -171,36 +171,36 @@ static int ir2_decode_frame(AVCodecContext *avctx,
if (s->decode_delta) { /* intraframe */
if ((ret = ir2_decode_plane(s, avctx->width, avctx->height,
s->picture.data[0], s->picture.linesize[0],
s->picture->data[0], s->picture->linesize[0],
ir2_luma_table)) < 0)
return ret;
/* swapped U and V */
if ((ret = ir2_decode_plane(s, avctx->width >> 2, avctx->height >> 2,
s->picture.data[2], s->picture.linesize[2],
s->picture->data[2], s->picture->linesize[2],
ir2_luma_table)) < 0)
return ret;
if ((ret = ir2_decode_plane(s, avctx->width >> 2, avctx->height >> 2,
s->picture.data[1], s->picture.linesize[1],
s->picture->data[1], s->picture->linesize[1],
ir2_luma_table)) < 0)
return ret;
} else { /* interframe */
if ((ret = ir2_decode_plane_inter(s, avctx->width, avctx->height,
s->picture.data[0], s->picture.linesize[0],
s->picture->data[0], s->picture->linesize[0],
ir2_luma_table)) < 0)
return ret;
/* swapped U and V */
if ((ret = ir2_decode_plane_inter(s, avctx->width >> 2, avctx->height >> 2,
s->picture.data[2], s->picture.linesize[2],
s->picture->data[2], s->picture->linesize[2],
ir2_luma_table)) < 0)
return ret;
if ((ret = ir2_decode_plane_inter(s, avctx->width >> 2, avctx->height >> 2,
s->picture.data[1], s->picture.linesize[1],
s->picture->data[1], s->picture->linesize[1],
ir2_luma_table)) < 0)
return ret;
}
if ((ret = av_frame_ref(picture, &s->picture)) < 0)
if ((ret = av_frame_ref(picture, s->picture)) < 0)
return ret;
*got_frame = 1;
@ -213,12 +213,13 @@ static av_cold int ir2_decode_init(AVCodecContext *avctx)
Ir2Context * const ic = avctx->priv_data;
static VLC_TYPE vlc_tables[1 << CODE_VLC_BITS][2];
avcodec_get_frame_defaults(&ic->picture);
ic->avctx = avctx;
avctx->pix_fmt= AV_PIX_FMT_YUV410P;
avcodec_get_frame_defaults(&ic->picture);
ic->picture = av_frame_alloc();
if (!ic->picture)
return AVERROR(ENOMEM);
ir2_vlc.table = vlc_tables;
ir2_vlc.table_allocated = 1 << CODE_VLC_BITS;
@ -238,9 +239,8 @@ static av_cold int ir2_decode_init(AVCodecContext *avctx)
static av_cold int ir2_decode_end(AVCodecContext *avctx)
{
Ir2Context * const ic = avctx->priv_data;
AVFrame *pic = &ic->picture;
av_frame_unref(pic);
av_frame_free(&ic->picture);
return 0;
}