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Code Issues Releases Activity

Merge commit '730bac7bab3c7dcd9fcb7c70f154e5f4cfaef9a7'

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* commit '730bac7bab3c7dcd9fcb7c70f154e5f4cfaef9a7':
  mss4: use the AVFrame API properly.
  mss3: use the AVFrame API properly.
  mss2: use the AVFrame API properly.
  mss1: use the AVFrame API properly.

Conflicts:
	libavcodec/mss1.c
	libavcodec/mss2.c
	libavcodec/mss3.c
	libavcodec/mss4.c

See: 02fe531afe
See: ff1c13b133
See: 310bf28354
Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2013-11-17 02:43:57 +01:00
parent 72df87088c 730bac7bab
commit 8d193a24f2
4 changed files with 53 additions and 46 deletions
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28
libavcodec/mss1.c
View File

@@ -30,7 +30,7 @@
typedef struct MSS1Context {
MSS12Context ctx;
AVFrame pic;
AVFrame *pic;
SliceContext sc;
} MSS1Context;
@@ -151,32 +151,32 @@ static int mss1_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
arith_init(&acoder, &gb);
if ((ret = ff_reget_buffer(avctx, &ctx->pic)) < 0)
if ((ret = ff_reget_buffer(avctx, ctx->pic)) < 0)
return ret;
c->pal_pic = ctx->pic.data[0] + ctx->pic.linesize[0] * (avctx->height - 1);
c->pal_stride = -ctx->pic.linesize[0];
c->pal_pic = ctx->pic->data[0] + ctx->pic->linesize[0] * (avctx->height - 1);
c->pal_stride = -ctx->pic->linesize[0];
c->keyframe = !arith_get_bit(&acoder);
if (c->keyframe) {
c->corrupted = 0;
ff_mss12_slicecontext_reset(&ctx->sc);
pal_changed = decode_pal(c, &acoder);
ctx->pic.key_frame = 1;
ctx->pic.pict_type = AV_PICTURE_TYPE_I;
ctx->pic->key_frame = 1;
ctx->pic->pict_type = AV_PICTURE_TYPE_I;
} else {
if (c->corrupted)
return AVERROR_INVALIDDATA;
ctx->pic.key_frame = 0;
ctx->pic.pict_type = AV_PICTURE_TYPE_P;
ctx->pic->key_frame = 0;
ctx->pic->pict_type = AV_PICTURE_TYPE_P;
}
c->corrupted = ff_mss12_decode_rect(&ctx->sc, &acoder, 0, 0,
avctx->width, avctx->height);
if (c->corrupted)
return AVERROR_INVALIDDATA;
memcpy(ctx->pic.data[1], c->pal, AVPALETTE_SIZE);
ctx->pic.palette_has_changed = pal_changed;
memcpy(ctx->pic->data[1], c->pal, AVPALETTE_SIZE);
ctx->pic->palette_has_changed = pal_changed;
if ((ret = av_frame_ref(data, &ctx->pic)) < 0)
if ((ret = av_frame_ref(data, ctx->pic)) < 0)
return ret;
*got_frame = 1;
@@ -192,7 +192,9 @@ static av_cold int mss1_decode_init(AVCodecContext *avctx)
c->ctx.avctx = avctx;
avcodec_get_frame_defaults(&c->pic);
c->pic = av_frame_alloc();
if (!c->pic)
return AVERROR(ENOMEM);
ret = ff_mss12_decode_init(&c->ctx, 0, &c->sc, NULL);
@@ -205,7 +207,7 @@ static av_cold int mss1_decode_end(AVCodecContext *avctx)
{
MSS1Context * const ctx = avctx->priv_data;
av_frame_unref(&ctx->pic);
av_frame_free(&ctx->pic);
ff_mss12_decode_end(&ctx->ctx);
return 0;

1
libavcodec/mss2.c
View File

@@ -840,6 +840,7 @@ static av_cold int mss2_decode_init(AVCodecContext *avctx)
avctx->pix_fmt = c->free_colours == 127 ? AV_PIX_FMT_RGB555
: AV_PIX_FMT_RGB24;
return 0;
}

33
libavcodec/mss3.c
View File

@@ -803,15 +803,24 @@ static int mss3_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
return buf_size;
}
static av_cold int mss3_decode_end(AVCodecContext *avctx)
{
MSS3Context * const c = avctx->priv_data;
int i;
av_frame_free(&c->pic);
for (i = 0; i < 3; i++)
av_freep(&c->dct_coder[i].prev_dc);
return 0;
}
static av_cold int mss3_decode_init(AVCodecContext *avctx)
{
MSS3Context * const c = avctx->priv_data;
int i;
c->avctx = avctx;
c->pic = av_frame_alloc();
if (!c->pic)
return AVERROR(ENOMEM);
if ((avctx->width & 0xF) || (avctx->height & 0xF)) {
av_log(avctx, AV_LOG_ERROR,
@@ -838,6 +847,12 @@ static av_cold int mss3_decode_init(AVCodecContext *avctx)
}
}
c->pic = av_frame_alloc();
if (!c->pic) {
mss3_decode_end(avctx);
return AVERROR(ENOMEM);
}
avctx->pix_fmt = AV_PIX_FMT_YUV420P;
init_coders(c);
@@ -845,18 +860,6 @@ static av_cold int mss3_decode_init(AVCodecContext *avctx)
return 0;
}
static av_cold int mss3_decode_end(AVCodecContext *avctx)
{
MSS3Context * const c = avctx->priv_data;
int i;
av_frame_free(&c->pic);
for (i = 0; i < 3; i++)
av_freep(&c->dct_coder[i].prev_dc);
return 0;
}
AVCodec ff_msa1_decoder = {
.name = "msa1",
.long_name = NULL_IF_CONFIG_SMALL("MS ATC Screen"),

37
libavcodec/mss4.c
View File

@@ -626,14 +626,23 @@ static int mss4_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
return buf_size;
}
static av_cold int mss4_decode_init(AVCodecContext *avctx)
static av_cold int mss4_decode_end(AVCodecContext *avctx)
{
MSS4Context * const c = avctx->priv_data;
int i;
c->pic = av_frame_alloc();
if (!c->pic)
return AVERROR(ENOMEM);
av_frame_free(&c->pic);
for (i = 0; i < 3; i++)
av_freep(&c->prev_dc[i]);
mss4_free_vlcs(c);
return 0;
}
static av_cold int mss4_decode_init(AVCodecContext *avctx)
{
MSS4Context * const c = avctx->priv_data;
int i;
if (mss4_init_vlcs(c)) {
av_log(avctx, AV_LOG_ERROR, "Cannot initialise VLCs\n");
@@ -650,25 +659,17 @@ static av_cold int mss4_decode_init(AVCodecContext *avctx)
}
}
c->pic = av_frame_alloc();
if (!c->pic) {
mss4_decode_end(avctx);
return AVERROR(ENOMEM);
}
avctx->pix_fmt = AV_PIX_FMT_YUV444P;
return 0;
}
static av_cold int mss4_decode_end(AVCodecContext *avctx)
{
MSS4Context * const c = avctx->priv_data;
int i;
av_frame_free(&c->pic);
for (i = 0; i < 3; i++)
av_freep(&c->prev_dc[i]);
mss4_free_vlcs(c);
return 0;
}
AVCodec ff_mts2_decoder = {
.name = "mts2",
.long_name = NULL_IF_CONFIG_SMALL("MS Expression Encoder Screen"),