h->bit_depth_luma = 8;
h->chroma_format_idc = 1;
- h->avctx->bits_per_raw_sample = 8;
- h->cur_chroma_format_idc = 1;
-
ff_h264dsp_init(&h->h264dsp, 8, 1);
av_assert0(h->sps.bit_depth_chroma == 0);
ff_h264chroma_init(&h->h264chroma, h->sps.bit_depth_chroma);
/* needed so that IDCT permutation is known early */
ff_videodsp_init(&h->vdsp, 8);
+ h->cur_chroma_format_idc = -1;
memset(h->pps.scaling_matrix4, 16, 6 * 16 * sizeof(uint8_t));
memset(h->pps.scaling_matrix8, 16, 2 * 64 * sizeof(uint8_t));
ff_init_cabac_states();
h->pixel_shift = 0;
+ h->cur_bit_depth_luma =
h->sps.bit_depth_luma = avctx->bits_per_raw_sample = 8;
h->nb_slice_ctx = (avctx->active_thread_type & FF_THREAD_SLICE) ? H264_MAX_THREADS : 1;
ff_h264_flush_change(h);
+ if (h->enable_er < 0 && (avctx->active_thread_type & FF_THREAD_SLICE))
+ h->enable_er = 0;
+
+ if (h->enable_er && (avctx->active_thread_type & FF_THREAD_SLICE)) {
+ av_log(avctx, AV_LOG_WARNING,
+ "Error resilience with slice threads is enabled. It is unsafe and unsupported and may crash. "
+ "Use it at your own risk\n");
+ }
+
return 0;
}
if (h->avctx->has_b_frames < 2)
h->avctx->has_b_frames = !h->low_delay;
- if (h->avctx->bits_per_raw_sample != h->sps.bit_depth_luma ||
+ if (h->cur_bit_depth_luma != h->sps.bit_depth_luma ||
h->cur_chroma_format_idc != h->sps.chroma_format_idc) {
if (h->avctx->codec &&
h->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU &&
}
if (h->sps.bit_depth_luma >= 8 && h->sps.bit_depth_luma <= 14 &&
h->sps.bit_depth_luma != 11 && h->sps.bit_depth_luma != 13) {
+ h->cur_bit_depth_luma =
h->avctx->bits_per_raw_sample = h->sps.bit_depth_luma;
h->cur_chroma_format_idc = h->sps.chroma_format_idc;
h->pixel_shift = h->sps.bit_depth_luma > 8;
ret = -1;
goto end;
}
- if(!idr_cleared)
+ if(!idr_cleared) {
+ if (h->current_slice && (avctx->active_thread_type & FF_THREAD_SLICE)) {
+ av_log(h, AV_LOG_ERROR, "invalid mixed IDR / non IDR frames cannot be decoded in slice multithreading mode\n");
+ ret = AVERROR_INVALIDDATA;
+ goto end;
+ }
idr(h); // FIXME ensure we don't lose some frames if there is reordering
+ }
idr_cleared = 1;
h->has_recovery_point = 1;
case NAL_SLICE:
decode_postinit(h, nal_index >= nals_needed);
if (h->avctx->hwaccel &&
- (ret = h->avctx->hwaccel->start_frame(h->avctx, NULL, 0)) < 0)
- return ret;
+ (ret = h->avctx->hwaccel->start_frame(h->avctx, buf, buf_size)) < 0)
+ goto end;
if (CONFIG_H264_VDPAU_DECODER &&
h->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)
ff_vdpau_h264_picture_start(h);
&buf[buf_index - consumed],
consumed);
if (ret < 0)
- return ret;
+ goto end;
} else if (CONFIG_H264_VDPAU_DECODER &&
h->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU) {
ff_vdpau_add_data_chunk(h->cur_pic_ptr->f.data[0],
return 0;
}
+#define OFFSET(x) offsetof(H264Context, x)
+#define VD AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
+static const AVOption h264_options[] = {
+ {"is_avc", "is avc", offsetof(H264Context, is_avc), FF_OPT_TYPE_INT, {.i64 = 0}, 0, 1, 0},
+ {"nal_length_size", "nal_length_size", offsetof(H264Context, nal_length_size), FF_OPT_TYPE_INT, {.i64 = 0}, 0, 4, 0},
+ { "enable_er", "Enable error resilience on damaged frames (unsafe)", OFFSET(enable_er), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VD },
+ { NULL },
+};
+
+static const AVClass h264_class = {
+ .class_name = "H264 Decoder",
+ .item_name = av_default_item_name,
+ .option = h264_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
static const AVProfile profiles[] = {
{ FF_PROFILE_H264_BASELINE, "Baseline" },
{ FF_PROFILE_H264_CONSTRAINED_BASELINE, "Constrained Baseline" },
{ FF_PROFILE_UNKNOWN },
};
-static const AVOption h264_options[] = {
- {"is_avc", "is avc", offsetof(H264Context, is_avc), FF_OPT_TYPE_INT, {.i64 = 0}, 0, 1, 0},
- {"nal_length_size", "nal_length_size", offsetof(H264Context, nal_length_size), FF_OPT_TYPE_INT, {.i64 = 0}, 0, 4, 0},
- {NULL}
-};
-
-static const AVClass h264_class = {
- .class_name = "H264 Decoder",
- .item_name = av_default_item_name,
- .option = h264_options,
- .version = LIBAVUTIL_VERSION_INT,
-};
-
AVCodec ff_h264_decoder = {
.name = "h264",
.long_name = NULL_IF_CONFIG_SMALL("H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10"),