/*
- * Copyright (c) 2003 The Libav Project
+ * Copyright (c) 2003 The FFmpeg Project
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
*
* You will know you have these parameters passed correctly when the decoder
* correctly decodes this file:
- * http://samples.libav.org/V-codecs/SVQ3/Vertical400kbit.sorenson3.mov
+ * http://samples.mplayerhq.hu/V-codecs/SVQ3/Vertical400kbit.sorenson3.mov
*/
#include <inttypes.h>
#include "hpeldsp.h"
#include "rectangle.h"
#include "tpeldsp.h"
+#include "vdpau_internal.h"
#if CONFIG_ZLIB
#include <zlib.h>
int unknown_flag;
int next_slice_index;
uint32_t watermark_key;
+ uint8_t *buf;
+ int buf_size;
int adaptive_quant;
int next_p_frame_damaged;
int h_edge_pos;
61694, 68745, 77615, 89113, 100253, 109366, 126635, 141533
};
+static int svq3_decode_end(AVCodecContext *avctx);
+
void ff_svq3_luma_dc_dequant_idct_c(int16_t *output, int16_t *input, int qp)
{
const int qmul = svq3_dequant_coeff[qp];
static const uint8_t *const scan_patterns[4] =
{ luma_dc_zigzag_scan, zigzag_scan, svq3_scan, chroma_dc_scan };
- int run, level, limit;
+ int run, level, sign, limit;
unsigned vlc;
const int intra = 3 * type >> 2;
const uint8_t *const scan = scan_patterns[type];
for (limit = (16 >> intra); index < 16; index = limit, limit += 8) {
for (; (vlc = svq3_get_ue_golomb(gb)) != 0; index++) {
- int sign = (vlc & 1) ? 0 : -1;
+ if ((int32_t)vlc < 0)
+ return -1;
+
+ sign = (vlc & 1) ? 0 : -1;
vlc = vlc + 1 >> 1;
if (type == 3) {
level = (vlc + 9 >> 2) - run;
}
} else {
- if (vlc < 16) {
+ if (vlc < 16U) {
run = svq3_dct_tables[intra][vlc].run;
level = svq3_dct_tables[intra][vlc].level;
} else if (intra) {
run = vlc & 0x7;
- level = (vlc >> 3) +
- ((run == 0) ? 8 : ((run < 2) ? 2 : ((run < 5) ? 0 : -1)));
+ level = (vlc >> 3) + ((run == 0) ? 8 : ((run < 2) ? 2 : ((run < 5) ? 0 : -1)));
} else {
run = vlc & 0xF;
- level = (vlc >> 4) +
- ((run == 0) ? 4 : ((run < 3) ? 2 : ((run < 10) ? 1 : 0)));
+ level = (vlc >> 4) + ((run == 0) ? 4 : ((run < 3) ? 2 : ((run < 10) ? 1 : 0)));
}
}
+
if ((index += run) >= limit)
return -1;
int thirdpel, int dir, int avg)
{
H264Context *h = &s->h;
+ H264SliceContext *sl = &h->slice_ctx[0];
const H264Picture *pic = (dir == 0) ? s->last_pic : s->next_pic;
uint8_t *src, *dest;
int i, emu = 0;
}
/* form component predictions */
- dest = h->cur_pic.f.data[0] + x + y * h->linesize;
- src = pic->f.data[0] + mx + my * h->linesize;
+ dest = h->cur_pic.f.data[0] + x + y * sl->linesize;
+ src = pic->f.data[0] + mx + my * sl->linesize;
if (emu) {
- h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src,
- h->linesize, h->linesize,
+ h->vdsp.emulated_edge_mc(sl->edge_emu_buffer, src,
+ sl->linesize, sl->linesize,
width + 1, height + 1,
mx, my, s->h_edge_pos, s->v_edge_pos);
- src = h->edge_emu_buffer;
+ src = sl->edge_emu_buffer;
}
if (thirdpel)
(avg ? s->tdsp.avg_tpel_pixels_tab
- : s->tdsp.put_tpel_pixels_tab)[dxy](dest, src, h->linesize,
+ : s->tdsp.put_tpel_pixels_tab)[dxy](dest, src, sl->linesize,
width, height);
else
(avg ? s->hdsp.avg_pixels_tab
- : s->hdsp.put_pixels_tab)[blocksize][dxy](dest, src, h->linesize,
+ : s->hdsp.put_pixels_tab)[blocksize][dxy](dest, src, sl->linesize,
height);
if (!(h->flags & CODEC_FLAG_GRAY)) {
blocksize++;
for (i = 1; i < 3; i++) {
- dest = h->cur_pic.f.data[i] + (x >> 1) + (y >> 1) * h->uvlinesize;
- src = pic->f.data[i] + mx + my * h->uvlinesize;
+ dest = h->cur_pic.f.data[i] + (x >> 1) + (y >> 1) * sl->uvlinesize;
+ src = pic->f.data[i] + mx + my * sl->uvlinesize;
if (emu) {
- h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src,
- h->uvlinesize, h->uvlinesize,
+ h->vdsp.emulated_edge_mc(sl->edge_emu_buffer, src,
+ sl->uvlinesize, sl->uvlinesize,
width + 1, height + 1,
mx, my, (s->h_edge_pos >> 1),
s->v_edge_pos >> 1);
- src = h->edge_emu_buffer;
+ src = sl->edge_emu_buffer;
}
if (thirdpel)
(avg ? s->tdsp.avg_tpel_pixels_tab
: s->tdsp.put_tpel_pixels_tab)[dxy](dest, src,
- h->uvlinesize,
+ sl->uvlinesize,
width, height);
else
(avg ? s->hdsp.avg_pixels_tab
: s->hdsp.put_pixels_tab)[blocksize][dxy](dest, src,
- h->uvlinesize,
+ sl->uvlinesize,
height);
}
}
for (i = 0; i < 16; i += part_height)
for (j = 0; j < 16; j += part_width) {
- const int b_xy = (4 * h->mb_x + (j >> 2)) +
- (4 * h->mb_y + (i >> 2)) * h->b_stride;
+ const int b_xy = (4 * sl->mb_x + (j >> 2)) +
+ (4 * sl->mb_y + (i >> 2)) * h->b_stride;
int dxy;
- x = 16 * h->mb_x + j;
- y = 16 * h->mb_y + i;
+ x = 16 * sl->mb_x + j;
+ y = 16 * sl->mb_y + i;
k = (j >> 2 & 1) + (i >> 1 & 2) +
(j >> 1 & 4) + (i & 8);
int cbp = 0;
uint32_t vlc;
int8_t *top, *left;
- const int mb_xy = h->mb_xy;
- const int b_xy = 4 * h->mb_x + 4 * h->mb_y * h->b_stride;
+ const int mb_xy = sl->mb_xy;
+ const int b_xy = 4 * sl->mb_x + 4 * sl->mb_y * h->b_stride;
- sl->top_samples_available = (h->mb_y == 0) ? 0x33FF : 0xFFFF;
- sl->left_samples_available = (h->mb_x == 0) ? 0x5F5F : 0xFFFF;
+ sl->top_samples_available = (sl->mb_y == 0) ? 0x33FF : 0xFFFF;
+ sl->left_samples_available = (sl->mb_x == 0) ? 0x5F5F : 0xFFFF;
sl->topright_samples_available = 0xFFFF;
if (mb_type == 0) { /* SKIP */
if (h->pict_type == AV_PICTURE_TYPE_P ||
s->next_pic->mb_type[mb_xy] == -1) {
- svq3_mc_dir_part(s, 16 * h->mb_x, 16 * h->mb_y, 16, 16,
+ svq3_mc_dir_part(s, 16 * sl->mb_x, 16 * sl->mb_y, 16, 16,
0, 0, 0, 0, 0, 0);
if (h->pict_type == AV_PICTURE_TYPE_B)
- svq3_mc_dir_part(s, 16 * h->mb_x, 16 * h->mb_y, 16, 16,
+ svq3_mc_dir_part(s, 16 * sl->mb_x, 16 * sl->mb_y, 16, 16,
0, 0, 0, 0, 1, 1);
mb_type = MB_TYPE_SKIP;
*/
for (m = 0; m < 2; m++) {
- if (h->mb_x > 0 && sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6] != -1) {
+ if (sl->mb_x > 0 && sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6] != -1) {
for (i = 0; i < 4; i++)
AV_COPY32(sl->mv_cache[m][scan8[0] - 1 + i * 8],
h->cur_pic.motion_val[m][b_xy - 1 + i * h->b_stride]);
for (i = 0; i < 4; i++)
AV_ZERO32(sl->mv_cache[m][scan8[0] - 1 + i * 8]);
}
- if (h->mb_y > 0) {
+ if (sl->mb_y > 0) {
memcpy(sl->mv_cache[m][scan8[0] - 1 * 8],
h->cur_pic.motion_val[m][b_xy - h->b_stride],
4 * 2 * sizeof(int16_t));
memset(&sl->ref_cache[m][scan8[0] - 1 * 8],
(sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1, 4);
- if (h->mb_x < h->mb_width - 1) {
+ if (sl->mb_x < h->mb_width - 1) {
AV_COPY32(sl->mv_cache[m][scan8[0] + 4 - 1 * 8],
h->cur_pic.motion_val[m][b_xy - h->b_stride + 4]);
sl->ref_cache[m][scan8[0] + 4 - 1 * 8] =
sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1;
} else
sl->ref_cache[m][scan8[0] + 4 - 1 * 8] = PART_NOT_AVAILABLE;
- if (h->mb_x > 0) {
+ if (sl->mb_x > 0) {
AV_COPY32(sl->mv_cache[m][scan8[0] - 1 - 1 * 8],
h->cur_pic.motion_val[m][b_xy - h->b_stride - 1]);
sl->ref_cache[m][scan8[0] - 1 - 1 * 8] =
memset(sl->intra4x4_pred_mode_cache, -1, 8 * 5 * sizeof(int8_t));
if (mb_type == 8) {
- if (h->mb_x > 0) {
+ if (sl->mb_x > 0) {
for (i = 0; i < 4; i++)
sl->intra4x4_pred_mode_cache[scan8[0] - 1 + i * 8] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - 1] + 6 - i];
if (sl->intra4x4_pred_mode_cache[scan8[0] - 1] == -1)
sl->left_samples_available = 0x5F5F;
}
- if (h->mb_y > 0) {
+ if (sl->mb_y > 0) {
sl->intra4x4_pred_mode_cache[4 + 8 * 0] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 0];
sl->intra4x4_pred_mode_cache[5 + 8 * 0] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 1];
sl->intra4x4_pred_mode_cache[6 + 8 * 0] = sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride] + 2];
for (i = 0; i < 16; i += 2) {
vlc = svq3_get_ue_golomb(&h->gb);
- if (vlc >= 25) {
+ if (vlc >= 25U) {
av_log(h->avctx, AV_LOG_ERROR,
"luma prediction:%"PRIu32"\n", vlc);
return -1;
if (mb_type == 8) {
ff_h264_check_intra4x4_pred_mode(h, sl);
- sl->top_samples_available = (h->mb_y == 0) ? 0x33FF : 0xFFFF;
- sl->left_samples_available = (h->mb_x == 0) ? 0x5F5F : 0xFFFF;
+ sl->top_samples_available = (sl->mb_y == 0) ? 0x33FF : 0xFFFF;
+ sl->left_samples_available = (sl->mb_x == 0) ? 0x5F5F : 0xFFFF;
} else {
for (i = 0; i < 4; i++)
memset(&sl->intra4x4_pred_mode_cache[scan8[0] + 8 * i], DC_128_PRED, 4);
if (!IS_INTRA16x16(mb_type) &&
(!IS_SKIP(mb_type) || h->pict_type == AV_PICTURE_TYPE_B)) {
- if ((vlc = svq3_get_ue_golomb(&h->gb)) >= 48) {
+ if ((vlc = svq3_get_ue_golomb(&h->gb)) >= 48U){
av_log(h->avctx, AV_LOG_ERROR, "cbp_vlc=%"PRIu32"\n", vlc);
return -1;
}
}
}
if (IS_INTRA16x16(mb_type)) {
- AV_ZERO128(h->mb_luma_dc[0] + 0);
- AV_ZERO128(h->mb_luma_dc[0] + 8);
- if (svq3_decode_block(&h->gb, h->mb_luma_dc[0], 0, 1)) {
+ AV_ZERO128(sl->mb_luma_dc[0] + 0);
+ AV_ZERO128(sl->mb_luma_dc[0] + 8);
+ if (svq3_decode_block(&h->gb, sl->mb_luma_dc[0], 0, 1)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding intra luma dc\n");
return -1;
: (4 * i + j);
sl->non_zero_count_cache[scan8[k]] = 1;
- if (svq3_decode_block(&h->gb, &h->mb[16 * k], index, type)) {
+ if (svq3_decode_block(&h->gb, &sl->mb[16 * k], index, type)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding block\n");
return -1;
if ((cbp & 0x30)) {
for (i = 1; i < 3; ++i)
- if (svq3_decode_block(&h->gb, &h->mb[16 * 16 * i], 0, 3)) {
+ if (svq3_decode_block(&h->gb, &sl->mb[16 * 16 * i], 0, 3)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding chroma dc block\n");
return -1;
k = 16 * i + j;
sl->non_zero_count_cache[scan8[k]] = 1;
- if (svq3_decode_block(&h->gb, &h->mb[16 * k], 1, 1)) {
+ if (svq3_decode_block(&h->gb, &sl->mb[16 * k], 1, 1)) {
av_log(h->avctx, AV_LOG_ERROR,
"error while decoding chroma ac block\n");
return -1;
}
}
- h->cbp = cbp;
+ sl->cbp = cbp;
h->cur_pic.mb_type[mb_xy] = mb_type;
if (IS_INTRA(mb_type))
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
H264SliceContext *sl = &h->slice_ctx[0];
- const int mb_xy = h->mb_xy;
+ const int mb_xy = sl->mb_xy;
int i, header;
unsigned slice_id;
header ^ s->watermark_key);
}
if (length > 0) {
- memcpy((uint8_t *) &h->gb.buffer[get_bits_count(&h->gb) >> 3],
- &h->gb.buffer[h->gb.size_in_bits >> 3], length - 1);
+ memmove((uint8_t *) &h->gb.buffer[get_bits_count(&h->gb) >> 3],
+ &h->gb.buffer[h->gb.size_in_bits >> 3], length - 1);
}
skip_bits_long(&h->gb, 0);
}
return -1;
}
- h->slice_type = golomb_to_pict_type[slice_id];
+ sl->slice_type = golomb_to_pict_type[slice_id];
if ((header & 0x9F) == 2) {
i = (h->mb_num < 64) ? 6 : (1 + av_log2(h->mb_num - 1));
- h->mb_skip_run = get_bits(&h->gb, i) -
- (h->mb_y * h->mb_width + h->mb_x);
+ sl->mb_skip_run = get_bits(&h->gb, i) -
+ (sl->mb_y * h->mb_width + sl->mb_x);
} else {
skip_bits1(&h->gb);
- h->mb_skip_run = 0;
+ sl->mb_skip_run = 0;
}
- h->slice_num = get_bits(&h->gb, 8);
- sl->qscale = get_bits(&h->gb, 5);
+ sl->slice_num = get_bits(&h->gb, 8);
+ sl->qscale = get_bits(&h->gb, 5);
s->adaptive_quant = get_bits1(&h->gb);
/* unknown fields */
skip_bits1(&h->gb);
skip_bits(&h->gb, 2);
- while (get_bits1(&h->gb))
- skip_bits(&h->gb, 8);
+ if (skip_1stop_8data_bits(&h->gb) < 0)
+ return AVERROR_INVALIDDATA;
/* reset intra predictors and invalidate motion vector references */
- if (h->mb_x > 0) {
+ if (sl->mb_x > 0) {
memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy - 1] + 3,
-1, 4 * sizeof(int8_t));
- memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy - h->mb_x],
- -1, 8 * sizeof(int8_t) * h->mb_x);
+ memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy - sl->mb_x],
+ -1, 8 * sizeof(int8_t) * sl->mb_x);
}
- if (h->mb_y > 0) {
+ if (sl->mb_y > 0) {
memset(sl->intra4x4_pred_mode + h->mb2br_xy[mb_xy - h->mb_stride],
- -1, 8 * sizeof(int8_t) * (h->mb_width - h->mb_x));
+ -1, 8 * sizeof(int8_t) * (h->mb_width - sl->mb_x));
- if (h->mb_x > 0)
+ if (sl->mb_x > 0)
sl->intra4x4_pred_mode[h->mb2br_xy[mb_xy - h->mb_stride - 1] + 3] = -1;
}
{
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
+ H264SliceContext *sl;
int m;
unsigned char *extradata;
unsigned char *extradata_end;
unsigned int size;
int marker_found = 0;
+ int ret;
s->cur_pic = av_mallocz(sizeof(*s->cur_pic));
s->last_pic = av_mallocz(sizeof(*s->last_pic));
s->next_pic = av_mallocz(sizeof(*s->next_pic));
if (!s->next_pic || !s->last_pic || !s->cur_pic) {
- av_freep(&s->cur_pic);
- av_freep(&s->last_pic);
- av_freep(&s->next_pic);
- return AVERROR(ENOMEM);
+ ret = AVERROR(ENOMEM);
+ goto fail;
}
- if (ff_h264_decode_init(avctx) < 0)
- return -1;
+ if ((ret = ff_h264_decode_init(avctx)) < 0)
+ goto fail;
ff_hpeldsp_init(&s->hdsp, avctx->flags);
ff_tpeldsp_init(&s->tdsp);
+ sl = h->slice_ctx;
+
h->flags = avctx->flags;
- h->is_complex = 1;
+ sl->is_complex = 1;
+ h->sps.chroma_format_idc = 1;
h->picture_structure = PICT_FRAME;
avctx->pix_fmt = AV_PIX_FMT_YUVJ420P;
avctx->color_range = AVCOL_RANGE_JPEG;
int frame_size_code;
size = AV_RB32(&extradata[4]);
- if (size > extradata_end - extradata - 8)
- return AVERROR_INVALIDDATA;
+ if (size > extradata_end - extradata - 8) {
+ ret = AVERROR_INVALIDDATA;
+ goto fail;
+ }
init_get_bits(&gb, extradata + 8, size * 8);
/* 'frame size code' and optional 'width, height' */
/* unknown field */
skip_bits1(&gb);
- while (get_bits1(&gb))
- skip_bits(&gb, 8);
+ if (skip_1stop_8data_bits(&gb) < 0) {
+ ret = AVERROR_INVALIDDATA;
+ goto fail;
+ }
s->unknown_flag = get_bits1(&gb);
avctx->has_b_frames = !h->low_delay;
int offset = get_bits_count(&gb) + 7 >> 3;
uint8_t *buf;
- if (watermark_height > 0 &&
- (uint64_t)watermark_width * 4 > UINT_MAX / watermark_height)
- return -1;
+ if (watermark_height <= 0 ||
+ (uint64_t)watermark_width * 4 > UINT_MAX / watermark_height) {
+ ret = -1;
+ goto fail;
+ }
buf = av_malloc(buf_len);
+ if (!buf) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
av_log(avctx, AV_LOG_DEBUG, "watermark size: %ux%u\n",
watermark_width, watermark_height);
av_log(avctx, AV_LOG_DEBUG,
av_log(avctx, AV_LOG_ERROR,
"could not uncompress watermark logo\n");
av_free(buf);
- return -1;
+ ret = -1;
+ goto fail;
}
s->watermark_key = ff_svq1_packet_checksum(buf, buf_len, 0);
s->watermark_key = s->watermark_key << 16 | s->watermark_key;
#else
av_log(avctx, AV_LOG_ERROR,
"this svq3 file contains watermark which need zlib support compiled in\n");
- return -1;
+ ret = -1;
+ goto fail;
#endif
}
}
s->h_edge_pos = h->mb_width * 16;
s->v_edge_pos = h->mb_height * 16;
- if (ff_h264_alloc_tables(h) < 0) {
+ if ((ret = ff_h264_alloc_tables(h)) < 0) {
av_log(avctx, AV_LOG_ERROR, "svq3 memory allocation failed\n");
- return AVERROR(ENOMEM);
+ goto fail;
}
return 0;
+fail:
+ svq3_decode_end(avctx);
+ return ret;
}
static void free_picture(AVCodecContext *avctx, H264Picture *pic)
{
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
+ H264SliceContext *sl = &h->slice_ctx[0];
const int big_mb_num = h->mb_stride * (h->mb_height + 1) + 1;
const int mb_array_size = h->mb_stride * h->mb_height;
const int b4_stride = h->mb_width * 4 + 1;
if (ret < 0)
goto fail;
- if (!h->edge_emu_buffer) {
- h->edge_emu_buffer = av_mallocz(pic->f.linesize[0] * 17);
- if (!h->edge_emu_buffer)
+ if (!sl->edge_emu_buffer) {
+ sl->edge_emu_buffer = av_mallocz_array(pic->f.linesize[0], 17);
+ if (!sl->edge_emu_buffer)
return AVERROR(ENOMEM);
}
- h->linesize = pic->f.linesize[0];
- h->uvlinesize = pic->f.linesize[1];
+ sl->linesize = pic->f.linesize[0];
+ sl->uvlinesize = pic->f.linesize[1];
return 0;
fail:
static int svq3_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
- const uint8_t *buf = avpkt->data;
SVQ3Context *s = avctx->priv_data;
H264Context *h = &s->h;
H264SliceContext *sl = &h->slice_ctx[0];
int buf_size = avpkt->size;
+ int left;
+ uint8_t *buf;
int ret, m, i;
/* special case for last picture */
return 0;
}
- init_get_bits(&h->gb, buf, 8 * buf_size);
+ sl->mb_x = sl->mb_y = sl->mb_xy = 0;
- h->mb_x = h->mb_y = h->mb_xy = 0;
+ if (s->watermark_key) {
+ av_fast_padded_malloc(&s->buf, &s->buf_size, buf_size);
+ if (!s->buf)
+ return AVERROR(ENOMEM);
+ memcpy(s->buf, avpkt->data, buf_size);
+ buf = s->buf;
+ } else {
+ buf = avpkt->data;
+ }
+
+ init_get_bits(&h->gb, buf, 8 * buf_size);
if (svq3_decode_slice_header(avctx))
return -1;
- h->pict_type = h->slice_type;
+ h->pict_type = sl->slice_type;
if (h->pict_type != AV_PICTURE_TYPE_B)
FFSWAP(H264Picture*, s->next_pic, s->last_pic);
h->cur_pic_ptr = s->cur_pic;
av_frame_unref(&h->cur_pic.f);
- h->cur_pic = *s->cur_pic;
+ memcpy(&h->cur_pic.tf, &s->cur_pic->tf, sizeof(h->cur_pic) - offsetof(H264Picture, tf));
ret = av_frame_ref(&h->cur_pic.f, &s->cur_pic->f);
if (ret < 0)
return ret;
for (i = 0; i < 16; i++) {
- h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * h->linesize * ((scan8[i] - scan8[0]) >> 3);
- h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * h->linesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * sl->linesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * sl->linesize * ((scan8[i] - scan8[0]) >> 3);
}
for (i = 0; i < 16; i++) {
h->block_offset[16 + i] =
- h->block_offset[32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * sl->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
h->block_offset[48 + 16 + i] =
- h->block_offset[48 + 32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * h->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
+ h->block_offset[48 + 32 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * sl->uvlinesize * ((scan8[i] - scan8[0]) >> 3);
}
if (h->pict_type != AV_PICTURE_TYPE_I) {
if (!s->last_pic->f.data[0]) {
av_log(avctx, AV_LOG_ERROR, "Missing reference frame.\n");
+ av_frame_unref(&s->last_pic->f);
ret = get_buffer(avctx, s->last_pic);
if (ret < 0)
return ret;
if (h->pict_type == AV_PICTURE_TYPE_B && !s->next_pic->f.data[0]) {
av_log(avctx, AV_LOG_ERROR, "Missing reference frame.\n");
+ av_frame_unref(&s->next_pic->f);
ret = get_buffer(avctx, s->next_pic);
if (ret < 0)
return ret;
"%c hpel:%d, tpel:%d aqp:%d qp:%d, slice_num:%02X\n",
av_get_picture_type_char(h->pict_type),
s->halfpel_flag, s->thirdpel_flag,
- s->adaptive_quant, h->slice_ctx[0].qscale, h->slice_num);
+ s->adaptive_quant, h->slice_ctx[0].qscale, sl->slice_num);
if (avctx->skip_frame >= AVDISCARD_NONREF && h->pict_type == AV_PICTURE_TYPE_B ||
avctx->skip_frame >= AVDISCARD_NONKEY && h->pict_type != AV_PICTURE_TYPE_I ||
}
if (h->pict_type == AV_PICTURE_TYPE_B) {
- h->frame_num_offset = h->slice_num - h->prev_frame_num;
+ h->frame_num_offset = sl->slice_num - h->prev_frame_num;
if (h->frame_num_offset < 0)
h->frame_num_offset += 256;
}
} else {
h->prev_frame_num = h->frame_num;
- h->frame_num = h->slice_num;
+ h->frame_num = sl->slice_num;
h->prev_frame_num_offset = h->frame_num - h->prev_frame_num;
if (h->prev_frame_num_offset < 0)
}
}
- for (h->mb_y = 0; h->mb_y < h->mb_height; h->mb_y++) {
- for (h->mb_x = 0; h->mb_x < h->mb_width; h->mb_x++) {
+ for (sl->mb_y = 0; sl->mb_y < h->mb_height; sl->mb_y++) {
+ for (sl->mb_x = 0; sl->mb_x < h->mb_width; sl->mb_x++) {
unsigned mb_type;
- h->mb_xy = h->mb_x + h->mb_y * h->mb_stride;
+ sl->mb_xy = sl->mb_x + sl->mb_y * h->mb_stride;
if ((get_bits_count(&h->gb) + 7) >= h->gb.size_in_bits &&
((get_bits_count(&h->gb) & 7) == 0 ||
mb_type += 4;
if (mb_type > 33 || svq3_decode_mb(s, mb_type)) {
av_log(h->avctx, AV_LOG_ERROR,
- "error while decoding MB %d %d\n", h->mb_x, h->mb_y);
+ "error while decoding MB %d %d\n", sl->mb_x, sl->mb_y);
return -1;
}
- if (mb_type != 0)
+ if (mb_type != 0 || sl->cbp)
ff_h264_hl_decode_mb(h, &h->slice_ctx[0]);
if (h->pict_type != AV_PICTURE_TYPE_B && !h->low_delay)
- h->cur_pic.mb_type[h->mb_x + h->mb_y * h->mb_stride] =
+ h->cur_pic.mb_type[sl->mb_x + sl->mb_y * h->mb_stride] =
(h->pict_type == AV_PICTURE_TYPE_P && mb_type < 8) ? (mb_type - 1) : -1;
}
ff_draw_horiz_band(avctx, &s->cur_pic->f,
s->last_pic->f.data[0] ? &s->last_pic->f : NULL,
- 16 * h->mb_y, 16, h->picture_structure, 0,
+ 16 * sl->mb_y, 16, h->picture_structure, 0,
h->low_delay);
}
+ left = buf_size*8 - get_bits_count(&h->gb);
+
+ if (sl->mb_y != h->mb_height || sl->mb_x != h->mb_width) {
+ av_log(avctx, AV_LOG_INFO, "frame num %d incomplete pic x %d y %d left %d\n", avctx->frame_number, sl->mb_y, sl->mb_x, left);
+ //av_hex_dump(stderr, buf+buf_size-8, 8);
+ }
+
+ if (left < 0) {
+ av_log(avctx, AV_LOG_ERROR, "frame num %d left %d\n", avctx->frame_number, left);
+ return -1;
+ }
+
if (h->pict_type == AV_PICTURE_TYPE_B || h->low_delay)
ret = av_frame_ref(data, &s->cur_pic->f);
else if (s->last_pic->f.data[0])
ff_h264_free_context(h);
+ av_freep(&s->buf);
+ s->buf_size = 0;
+
return 0;
}