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Merge commit 'aec50f79e7460340a148a3096fe212d67edc2c64'

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* commit 'aec50f79e7460340a148a3096fe212d67edc2c64':
  rawdec: use AVPALETTE_SIZE instead of magic constants.
  mimic: remove a pointless cast.
  mdec: return meaningful error codes.

Conflicts:
	libavcodec/rawdec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-01-29 14:10:11 +01:00
commit 31d8d61f59
2 changed files with 15 additions and 13 deletions
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24
libavcodec/mdec.c
View File

@ -68,7 +68,7 @@ static inline int mdec_decode_block_intra(MDECContext *a, int16_t *block, int n)
component = (n <= 3 ? 0 : n - 4 + 1);
diff = decode_dc(&a->gb, component);
if (diff >= 0xffff)
return -1;
return AVERROR_INVALIDDATA;
a->last_dc[component] += diff;
block[0] = a->last_dc[component] << 3;
}
@ -108,7 +108,7 @@ static inline int mdec_decode_block_intra(MDECContext *a, int16_t *block, int n)
}
if (i > 63) {
av_log(a->avctx, AV_LOG_ERROR, "ac-tex damaged at %d %d\n", a->mb_x, a->mb_y);
return -1;
return AVERROR_INVALIDDATA;
}
block[j] = level;
@ -121,15 +121,17 @@ static inline int mdec_decode_block_intra(MDECContext *a, int16_t *block, int n)
static inline int decode_mb(MDECContext *a, int16_t block[6][64])
{
int i;
int i, ret;
const int block_index[6] = { 5, 4, 0, 1, 2, 3 };
a->dsp.clear_blocks(block[0]);
for (i = 0; i < 6; i++) {
if (mdec_decode_block_intra(a, block[block_index[i]], block_index[i]) < 0 ||
get_bits_left(&a->gb) < 0)
return -1;
if ((ret = mdec_decode_block_intra(a, block[block_index[i]],
block_index[i])) < 0)
return ret;
if (get_bits_left(&a->gb) < 0)
return AVERROR_INVALIDDATA;
}
return 0;
}
@ -163,15 +165,15 @@ static int decode_frame(AVCodecContext *avctx,
int buf_size = avpkt->size;
AVFrame *picture = data;
AVFrame * const p = &a->picture;
int i;
int i, ret;
if (p->data[0])
ff_thread_release_buffer(avctx, p);
p->reference = 0;
if (ff_thread_get_buffer(avctx, p) < 0) {
if ((ret = ff_thread_get_buffer(avctx, p)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
return ret;
}
p->pict_type = AV_PICTURE_TYPE_I;
p->key_frame = 1;
@ -195,8 +197,8 @@ static int decode_frame(AVCodecContext *avctx,
for (a->mb_x = 0; a->mb_x < a->mb_width; a->mb_x++) {
for (a->mb_y = 0; a->mb_y < a->mb_height; a->mb_y++) {
if (decode_mb(a, a->block) < 0)
return -1;
if ((ret = decode_mb(a, a->block)) < 0)
return ret;
idct_put(a, a->mb_x, a->mb_y);
}

4
libavcodec/mimic.c
View File

@ -297,7 +297,7 @@ static int decode(MimicContext *ctx, int quality, int num_coeffs,
* Flip the buffer upside-down and put it in the YVU order to match the
* way Mimic encodes frames.
*/
static void prepare_avpic(MimicContext *ctx, AVPicture *dst, AVPicture *src)
static void prepare_avpic(MimicContext *ctx, AVPicture *dst, AVFrame *src)
{
int i;
dst->data[0] = src->data[0] + ( ctx->avctx->height - 1) * src->linesize[0];
@ -374,7 +374,7 @@ static int mimic_decode_frame(AVCodecContext *avctx, void *data,
ctx->next_cur_index = (ctx->cur_index - 1) & 15;
prepare_avpic(ctx, &ctx->flipped_ptrs[ctx->cur_index],
(AVPicture*) &ctx->buf_ptrs[ctx->cur_index]);
&ctx->buf_ptrs[ctx->cur_index]);
ff_thread_finish_setup(avctx);